FOUS55 KRIW 182001 PFMRIW Point Forecast Matrices National Weather Service Riverton WY 201 PM MDT Mon May 18 2026 WYZ020-182200- Casper-Natrona WY 42.91N 106.46W Elev. 5530 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 35 20 46 22 57 Temp 32 33 32 29 24 21 30 37 44 44 36 31 26 24 37 49 55 55 Dewpt 29 30 29 27 23 20 25 29 29 28 27 23 20 18 25 31 31 29 RH 88 89 88 92 96 96 81 72 55 53 69 72 78 77 61 50 40 37 Wind dir N NE NE W SW SW SW SW SW SW S SW SW SW SW SW SW SW Wind spd 17 9 3 4 6 13 14 11 10 10 9 8 9 11 14 16 14 12 Wind gust 28 16 21 24 24 19 Clouds OV OV OV BK SC SC FW CL CL CL CL FW SC FW CL CL FW FW PoP 12hr 70 50 0 0 0 QPF 12hr 0.02 0.01 0 0 0 Snow 12hr T 00-00 00-00 00-00 00-00 Rain shwrs S Snowshwrs L C Tstms S Obvis BS Wind chill 21 8 19 13 Min chill 21 24 8 13 24 13 17 Winter Storm W Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 31 59 32 61 36 71 41 79 Temp 39 33 53 54 40 37 52 59 43 39 64 69 49 45 73 76 Dewpt 27 25 34 36 36 33 37 35 35 32 37 35 36 32 36 33 PWind dir SW W N W SW SW SW SW Wind char GN GN LT GN LT GN LT GN Avg clouds FW SC BK BK SC BK BK BK SC FW FW FW FW FW FW CL PoP 12hr 0 50 60 40 10 5 0 0 Rain shwrs C L C C S Tstms C C S $$ WYZ017-182200- Riverton-Fremont WY 43.06N 108.46W Elev. 5525 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 39 24 51 28 61 Temp 37 38 34 31 27 25 34 45 50 49 40 35 31 29 40 55 59 59 Dewpt 27 25 27 25 21 19 22 27 27 26 26 23 22 21 23 30 28 28 RH 67 59 75 78 78 78 61 49 41 40 57 61 69 72 50 38 30 30 Wind dir N NE S SW SW SW S S S S S S SW SW S S S S Wind spd 13 10 9 9 6 6 4 9 14 17 13 9 6 6 3 8 12 13 Wind gust 21 23 24 19 20 Clouds OV OV BK SC SC FW FW CL FW FW FW FW FW SC CL CL FW SC PoP 12hr 30 10 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs Snowshwrs C Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 57 36 63 38 73 43 80 Temp 45 38 52 54 44 38 55 61 48 41 65 71 54 45 73 77 Dewpt 30 30 35 36 34 33 36 35 35 32 36 32 35 33 35 30 PWind dir W N NW S S SW W SW Wind char GN GN GN LT LT LT GN LT Avg clouds SC SC BK BK BK SC SC SC SC FW FW CL FW FW FW CL PoP 12hr 0 70 50 20 5 5 0 5 Rain shwrs C L C C S S Snowshwrs S Tstms C S S $$ WYZ018-182200- Lander-Fremont WY 42.82N 108.73W Elev. 5586 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 36 20 48 27 60 Temp 33 34 31 26 22 20 32 41 46 48 39 34 29 28 40 53 58 58 Dewpt 28 27 24 19 17 15 22 27 28 29 25 22 20 20 26 31 30 31 RH 82 75 75 74 81 81 66 57 49 47 57 61 69 71 57 43 34 36 Wind dir NW NW SW SW SW SW E SE SE SE SW SW SW SW N SE S SW Wind spd 6 5 4 5 5 4 2 4 8 9 9 6 4 4 0 4 6 8 Wind gust 13 14 14 Clouds OV BK OV BK SC FW CL FW SC SC SC SC FW FW FW FW SC SC PoP 12hr 50 20 5 0 0 QPF 12hr 0.02 0.01 0 0 0 Snow 12hr T 00-00 00-00 00-00 00-00 Rain shwrs S S Snowshwrs C S S Tstms S Winter Storm W Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 36 56 34 63 37 70 42 77 Temp 43 37 50 53 43 37 54 60 46 39 63 69 52 44 71 75 Dewpt 29 28 36 36 33 30 36 36 33 29 36 34 31 29 35 32 PWind dir SW N NW NE S SW W SW Wind char LT LT LT LT LT LT GN LT Avg clouds SC BK BK BK BK SC SC SC SC SC FW FW FW FW FW CL PoP 12hr 5 80 60 30 10 5 0 0 Rain shwrs C D L C S C Snowshwrs S Tstms C S S $$ WYZ028-182200- Rock Springs-Sweetwater WY 41.61N 109.07W Elev. 6760 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 33 18 43 22 54 Temp 31 30 27 24 20 18 24 33 41 42 34 29 24 22 33 46 52 52 Dewpt 28 27 25 23 20 18 22 26 28 27 25 22 18 17 22 26 26 24 RH 88 88 92 96100100 92 75 59 55 69 75 77 81 63 45 36 33 Wind dir NE NE E E E E E E E SE SE S S S SW W W W Wind spd 19 14 8 5 5 4 6 8 8 8 6 3 2 2 2 4 8 9 Wind gust 29 11 14 16 Clouds OV BK BK SC BK BK BK CL CL FW FW FW SC FW FW CL CL FW PoP 12hr 40 0 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Snowshwrs S Tstms S Obvis BS Wind chill 19 19 Min chill 17 17 11 12 31 25 22 24 Winter Storm W Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 32 57 31 60 35 69 39 75 Temp 39 33 51 53 40 32 51 58 44 36 61 66 49 40 68 72 Dewpt 25 25 29 31 30 29 31 29 30 29 30 29 30 30 28 28 PWind dir SW W N SW SW W SW SW Wind char LT GN GN LT LT GN GN LT Avg clouds SC SC BK BK SC SC SC SC SC FW FW FW SC FW FW CL PoP 12hr 0 60 30 10 0 5 0 0 Rain shwrs L C Tstms C S $$ WYZ026-182200- Big Piney-Sublette WY 42.58N 110.11W Elev. 6990 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 42 16 49 18 57 Temp 38 37 31 27 22 17 27 39 45 48 38 30 24 19 34 50 54 55 Dewpt 24 30 27 25 20 16 21 26 23 25 25 23 19 15 22 25 26 26 RH 57 75 85 92 92 96 78 59 41 40 59 75 81 84 61 37 34 32 Wind dir SW SW S SE S NW S S S S SW W N N N SW W W Wind spd 10 17 16 13 4 3 3 4 8 9 6 3 3 2 0 3 8 11 Wind gust 25 23 10 16 Clouds OV OV OV OV BK BK SC CL FW FW SC SC FW FW FW FW SC SC PoP 12hr 80 90 0 0 0 QPF 12hr 0.03 0.13 0 0 0 Snow 12hr 00-00 1 00-00 00-00 00-00 Snowshwrs C D D C Tstms S S Obvis PF Wind chill 20 16 Min chill 27 16 12 14 26 19 23 Winter Weath Y Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 56 24 61 26 67 30 73 Temp 37 27 49 55 37 27 51 57 39 29 59 65 43 32 66 70 Dewpt 27 23 31 30 29 26 30 30 29 25 30 29 29 25 28 27 PWind dir W NW NW W NW NW W W Wind char LT GN LT LT LT LT LT LT Avg clouds BK BK BK SC BK SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 5 70 20 10 5 5 0 0 Rain shwrs C L S S Snowshwrs C Tstms S C S S $$ WYZ025-182200- Pinedale-Sublette WY 42.80N 109.81W Elev. 7086 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 41 21 46 23 54 Temp 39 38 33 30 26 22 29 38 44 46 39 33 27 24 36 49 53 53 Dewpt 16 23 26 26 24 21 23 23 20 21 23 24 21 20 25 23 23 25 RH 39 54 75 85 92 96 78 54 38 37 52 69 78 84 64 36 31 33 Wind dir E S SE S W NW W S S S SW E NE N N W W W Wind spd 9 8 10 8 3 4 2 4 6 6 5 3 3 0 0 4 8 6 Wind gust 11 13 Clouds OV OV OV OV BK BK SC FW FW FW SC FW CL FW FW FW SC SC PoP 12hr 70 90 5 5 5 QPF 12hr 0.01 0.30 0 0 0 Snow 12hr 00-00 3 00-00 00-00 00-00 Snowshwrs C D D L S Tstms S S Obvis PF Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 28 53 26 58 28 65 32 71 Temp 38 29 47 53 37 29 51 56 39 31 59 63 43 34 66 69 Dewpt 28 26 29 28 29 28 28 29 30 28 28 28 30 28 27 26 PWind dir NW W N W NW W W W Wind char LT LT LT LT LT LT LT LT Avg clouds BK BK BK SC BK SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 10 80 30 20 10 10 5 5 Rain shwrs L D C S Snowshwrs L S Tstms S C S S $$ WYZ013-182200- Jackson-Teton WY 43.60N 110.73W Elev. 6451 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 46 22 56 27 60 Temp 44 45 39 31 26 22 34 49 54 54 44 37 31 28 40 54 59 59 Dewpt 18 18 21 21 21 20 22 18 15 15 21 22 22 22 23 22 22 22 RH 35 33 48 66 81 92 61 29 21 21 39 54 69 78 50 28 24 24 Wind dir N N N N N NE S S SW SW W S SE SE S SW W W Wind spd 14 12 8 8 3 2 3 3 5 6 4 4 4 4 3 8 9 10 Wind gust 23 13 16 19 Clouds OV BK SC CL CL CL CL FW SC SC SC FW CL CL FW FW SC SC PoP 12hr 20 5 5 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S Snowshwrs S Tstms S S Obvis PF Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 33 58 30 63 33 71 38 77 Temp 44 34 49 58 41 32 55 61 44 35 63 70 50 39 70 75 Dewpt 28 29 31 28 29 28 28 28 30 29 28 27 30 29 28 27 PWind dir SW NW N S S SW SW SW Wind char LT LT LT LT LT LT LT GN Avg clouds BK BK BK SC SC SC FW FW SC SC FW FW SC SC FW FW PoP 12hr 70 80 20 20 10 5 5 5 Rain shwrs S L D L S S Snowshwrs S D Tstms S S C S S $$ WYZ001-182200- Lake Yellowstone-Teton WY 44.55N 110.42W Elev. 7835 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 38 19 48 25 51 Temp 37 37 30 26 23 20 32 43 47 46 38 32 28 26 37 47 50 49 Dewpt 11 11 18 19 19 17 17 10 11 12 21 21 22 22 21 20 21 21 RH 33 33 60 74 84 88 53 25 23 25 50 63 78 85 52 34 31 33 Wind dir N N N N NW W S SW SW SW W N N N SW SW W W Wind spd 10 12 6 3 2 3 6 9 9 14 4 0 0 0 1 5 5 5 Wind gust 6 11 14 17 18 Clouds BK BK SC CL CL CL CL SC SC BK SC SC SC SC FW SC BK BK PoP 12hr 5 20 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C Snowshwrs S C Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 28 47 24 53 29 60 33 66 Temp 37 29 41 47 33 27 47 51 36 30 53 58 41 35 59 63 Dewpt 31 27 28 26 28 26 26 27 30 28 26 26 31 28 26 26 PWind dir W N N S S SW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds BK OV BK SC SC SC SC SC SC SC FW FW SC SC FW FW PoP 12hr 80 70 10 30 10 5 5 5 Rain shwrs C S S C Snowshwrs C D L C Tstms S S C S $$ WYZ003-182200- Cody-Park WY 44.52N 109.02W Elev. 5102 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 45 26 61 36 66 Temp 43 43 39 34 29 27 42 54 59 59 52 45 40 37 53 62 64 63 Dewpt 20 20 19 23 21 19 16 14 14 18 21 24 22 21 20 19 22 27 RH 39 39 44 64 72 71 34 20 17 20 29 43 48 52 27 19 20 25 Wind dir N N N SW SW SW SW SE S S SW SW SW SW W W SW NW Wind spd 18 14 6 5 6 5 5 10 12 13 10 6 6 6 1 4 6 8 Wind gust 27 24 19 19 23 9 12 14 Clouds BK SC SC CL CL CL CL FW FW BK BK SC FW SC FW SC SC BK PoP 12hr 5 0 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S S S Snowshwrs Tstms S S S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 55 37 64 42 74 49 81 Temp 49 41 46 55 46 39 57 62 50 45 68 71 57 51 77 77 Dewpt 34 32 35 33 33 30 32 32 34 30 32 31 33 30 30 29 PWind dir NW N NW N SE W W SW Wind char GN BZ GN GN LT LT GN GN Avg clouds BK OV BK BK SC SC SC SC SC SC FW FW SC SC FW FW PoP 12hr 50 80 20 20 10 5 5 5 Rain shwrs S C D L S S S Snowshwrs S Tstms S S S S $$ WYZ004-182200- Greybull-Big Horn WY 44.52N 108.08W Elev. 3939 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 50 27 64 35 71 Temp 48 48 44 37 31 28 39 54 62 64 55 48 40 35 46 63 69 69 Dewpt 22 22 22 23 23 22 23 23 18 17 19 22 20 20 22 24 22 21 RH 35 35 41 56 72 78 52 30 18 16 24 35 44 54 38 22 17 16 Wind dir N N NW N SE SE S S SE S S SE SE SE S S S W Wind spd 25 21 13 5 3 3 8 6 8 13 16 16 10 4 5 4 5 8 Wind gust 40 35 21 16 23 26 26 13 Clouds BK OV SC CL CL CL CL CL FW FW SC SC FW FW FW FW FW SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs Snowshwrs Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 62 36 69 40 78 45 85 Temp 54 42 54 61 48 39 60 67 52 41 69 77 58 47 78 83 Dewpt 32 35 35 33 37 35 34 30 35 34 35 30 35 35 34 31 PWind dir NW NW NW E E S NE S Wind char GN GN GN LT LT LT LT LT Avg clouds BK BK BK SC SC SC SC SC SC SC FW CL FW FW FW FW PoP 12hr 30 60 30 10 5 0 0 0 Rain shwrs C L C S C Tstms S $$ WYZ006-182200- Worland-Washakie WY 43.97N 107.95W Elev. 4227 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 48 25 61 30 70 Temp 44 46 42 37 31 27 39 53 58 60 51 42 36 31 44 62 68 68 Dewpt 23 22 23 26 24 22 24 25 19 18 23 24 22 20 22 25 22 22 RH 43 38 46 64 75 81 54 33 22 19 33 48 56 63 41 24 17 17 Wind dir NW N NW W S SE S S S S S SE SE SE S S S SW Wind spd 18 13 8 5 4 6 6 6 10 12 11 9 8 5 4 3 5 9 Wind gust 28 23 14 17 19 20 13 Clouds BK OV BK FW CL CL CL CL FW FW SC FW CL CL FW FW FW SC PoP 12hr 20 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S Snowshwrs Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 61 34 67 39 76 44 83 Temp 51 40 53 59 47 39 59 65 50 41 69 74 56 46 78 81 Dewpt 30 32 36 34 36 35 35 31 35 34 35 30 35 34 32 29 PWind dir NW NW NW NW SE S E S Wind char GN GN GN LT LT LT LT LT Avg clouds SC BK BK BK SC SC SC SC SC FW FW CL FW FW FW CL PoP 12hr 10 50 30 10 5 0 0 0 Rain shwrs C C C C Tstms S S $$ WYZ005-182200- Hot Springs County Airport-Hot Springs WY 43.71N 108.39W Elev. 4902 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 44 24 57 29 65 Temp 41 42 39 32 28 25 38 51 55 55 47 39 34 30 45 60 63 64 Dewpt 27 26 25 24 24 22 25 26 23 23 23 25 24 22 25 27 27 27 RH 57 53 57 72 85 88 59 37 29 29 38 57 66 72 45 28 25 24 Wind dir N N N W W W S S S S S S SW SW S SE S S Wind spd 18 13 5 5 5 4 5 9 12 16 13 6 4 4 3 4 8 9 Wind gust 27 20 23 24 14 16 Clouds BK OV SC FW FW CL CL FW FW FW SC FW CL FW CL FW SC SC PoP 12hr 30 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S Snowshwrs Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 56 33 64 37 74 43 81 Temp 48 38 50 55 44 37 57 62 48 41 67 72 55 47 76 79 Dewpt 32 31 36 36 35 33 35 35 35 33 35 34 35 32 33 32 PWind dir NW N NW NE S SW W SW Wind char LT GN GN LT LT LT LT LT Avg clouds BK BK BK BK BK SC SC SC SC FW FW CL FW FW FW CL PoP 12hr 20 70 40 20 5 5 0 0 Rain shwrs S L L C C S S Snowshwrs S Tstms C S S $$ WYZ010-182200- Buffalo-Johnson WY 44.38N 106.72W Elev. 4968 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 39 25 56 32 64 Temp 37 38 34 31 27 26 40 49 54 55 45 38 35 35 56 60 62 62 Dewpt 27 26 26 24 20 17 19 22 23 22 24 22 19 19 23 24 26 25 RH 67 62 72 75 74 68 42 34 30 27 43 52 52 52 27 25 25 24 Wind dir N N N W W SW SE SE SE SE SW SW SW SW NE NE NW N Wind spd 24 19 9 4 6 5 4 6 8 11 10 9 8 8 2 8 4 5 Wind gust 36 32 16 14 18 Clouds OV OV OV CL CL FW FW FW SC SC SC FW FW FW FW SC SC SC PoP 12hr 20 10 5 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Snowshwrs S Wind chill 26 Min chill 26 26 19 25 26 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 54 36 61 38 71 43 79 Temp 47 39 48 52 43 39 54 58 46 42 65 68 52 47 74 75 Dewpt 29 28 36 35 33 30 33 33 32 28 33 32 32 29 33 32 PWind dir NW N NW N W SE W S Wind char LT GN GN LT LT LT LT GN Avg clouds SC SC BK BK BK SC SC BK SC FW FW FW FW FW FW FW PoP 12hr 20 90 50 40 10 10 0 5 Rain shwrs S C D C C C C S S Tstms C S S S S $$ WYZ012-182200- Rendezvous Mountain-Teton WY 43.59N 110.89W Elev. 10318 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 24 8 30 14 33 Temp 18 19 17 14 11 9 17 23 25 27 22 19 17 15 23 27 30 31 Dewpt 17 15 12 10 7 6 12 11 13 13 11 10 9 8 13 16 20 19 RH 96 84 80 84 83 87 80 59 60 55 62 67 70 73 65 63 66 61 Wind dir N N N N N N SW SW W W W SW SW SW SW SW W W Wind spd 11 12 10 8 6 6 6 5 6 9 8 9 11 10 9 11 10 12 Wind gust 17 19 19 21 Clouds OV BK SC CL CL CL FW FW SC FW FW FW CL CL CL FW SC SC PoP 12hr 30 5 5 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Snowshwrs S S Tstms S S Wind chill 5 6 5 3 0 -2 8 4 2 Min chill 5 2 -2 -1 17 8 2 6 18 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 22 30 18 35 24 48 29 53 Temp 27 24 24 29 23 20 28 33 27 24 35 40 33 29 40 45 Dewpt 18 22 24 24 19 17 22 23 20 18 22 23 20 19 22 22 PWind dir W NW N S SW SW SW SW Wind char GN LT LT LT LT GN GN GN Avg clouds BK BK BK SC SC SC FW FW SC SC FW FW FW SC FW FW PoP 12hr 70 70 20 20 10 5 5 5 Rain shwrs S Snowshwrs S L L L S S Tstms S S C S S $$ WYZ023-182200- Afton-Lincoln WY 42.71N 110.94W Elev. 6201 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 22 56 26 61 Temp 44 45 38 31 25 23 33 48 54 55 43 35 29 26 38 54 59 59 Dewpt 30 27 28 28 25 23 28 26 25 26 28 28 25 23 26 28 28 29 RH 57 49 67 88100100 82 42 32 32 55 75 85 88 62 36 30 32 Wind dir NW N SE S SE S W W W S SE SE SE SE N W W W Wind spd 11 10 6 4 3 1 1 4 4 5 5 3 2 1 0 2 3 5 Wind gust 9 11 13 Clouds OV BK BK FW FW SC SC FW SC SC SC FW CL FW FW SC SC BK PoP 12hr 40 20 5 5 5 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C S Snowshwrs Tstms S S Obvis PF F Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 31 58 28 64 32 71 35 76 Temp 40 32 50 58 39 30 56 63 40 33 63 69 44 36 70 74 Dewpt 30 30 38 34 32 30 34 34 32 30 34 33 33 31 34 33 PWind dir SW NW SW W SW S SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds BK BK BK SC SC SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 30 70 20 20 5 5 0 5 Rain shwrs C L L S S Snowshwrs S Tstms S C S S $$ WYZ004-182200- Powell-Park WY 44.87N 108.79W Elev. 5092 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 44 26 59 36 65 Temp 41 42 37 32 28 27 39 52 57 57 50 44 39 36 48 60 63 61 Dewpt 19 19 18 21 19 19 18 18 14 14 15 19 18 18 19 20 20 24 RH 41 39 46 63 68 71 42 26 18 18 24 36 42 47 31 21 19 24 Wind dir N N N S S SE SE SE SE S S SE SE E SE SE W N Wind spd 20 18 9 5 5 5 14 16 13 16 13 11 10 6 9 8 4 6 Wind gust 31 26 23 21 23 20 12 Clouds BK SC FW CL CL CL FW FW FW SC SC SC SC FW FW FW SC BK PoP 12hr 5 0 5 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C Snowshwrs Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 52 36 62 41 72 48 79 Temp 48 41 46 52 43 38 56 60 48 43 66 70 55 50 74 76 Dewpt 34 33 33 31 32 30 30 29 31 30 31 29 31 30 30 28 PWind dir NW N NW NE SE S SW S Wind char BZ WY GN GN LT GN LT GN Avg clouds BK BK BK SC SC SC SC FW SC SC FW CL FW SC FW FW PoP 12hr 50 70 20 10 5 0 0 5 Rain shwrs C C L C S S S Tstms S S S S $$ WYZ004-182200- Cowley-Big Horn WY 44.91N 108.45W Elev. 4090 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 49 27 63 37 70 Temp 46 47 42 36 31 28 39 54 61 62 55 48 41 37 48 63 68 67 Dewpt 25 25 24 25 24 22 24 25 20 19 21 23 21 20 22 26 24 28 RH 43 42 48 64 75 78 54 32 20 19 26 37 44 50 35 24 19 23 Wind dir N NE NE N N E SE SE S S S SE SE E SE SE SW N Wind spd 14 16 8 3 3 4 9 10 11 12 12 14 6 4 5 5 5 8 Wind gust 24 23 14 18 20 21 21 27 13 12 14 14 Clouds OV BK FW FW CL CL FW CL FW SC SC SC FW FW FW FW SC BK PoP 12hr 5 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C Snowshwrs Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 59 37 67 42 77 48 84 Temp 52 42 52 58 46 39 59 65 52 43 69 75 58 49 77 82 Dewpt 36 37 37 35 35 35 35 32 34 34 36 32 35 35 35 32 PWind dir N N N SE NE S NW S Wind char GN GN LT LT LT LT LT LT Avg clouds BK BK BK SC SC SC SC SC SC SC FW CL SC FW FW FW PoP 12hr 50 70 20 10 5 0 5 10 Rain shwrs C C L C S S Tstms S S S $$ WYZ016-182200- Dubois-Fremont WY 43.55N 109.69W Elev. 7291 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 37 22 50 28 55 Temp 35 35 30 27 24 22 33 44 48 48 39 34 30 29 41 51 53 53 Dewpt 19 20 19 17 17 14 17 12 16 19 21 22 20 19 21 20 21 22 RH 52 54 63 65 74 71 51 27 27 31 48 61 66 66 44 29 28 29 Wind dir E SE SE S W W NW NE SW NW SW W W W W W W W Wind spd 11 14 9 4 5 6 8 5 10 11 5 5 8 8 8 10 12 13 Wind gust 19 21 18 18 13 17 20 23 Clouds BK BK BK SC FW FW CL FW SC SC FW CL CL CL CL SC SC SC PoP 12hr 40 40 10 20 10 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S S S Snowshwrs C S C S Tstms S S S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 35 50 31 57 34 64 38 69 Temp 39 35 46 50 37 33 51 55 40 36 59 62 44 40 65 67 Dewpt 26 27 29 28 28 25 27 28 29 27 27 26 28 27 26 25 PWind dir W S N W W W W W Wind char LT GN LT GN LT GN GN GN Avg clouds SC BK BK SC SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 40 90 40 40 10 10 5 5 Rain shwrs C D D C S S C S Snowshwrs C D D C S S Tstms S C S S S $$ WYZ027-182200- Kemmerer-Lincoln WY 41.83N 110.56W Elev. 7285 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 36 19 46 23 54 Temp 33 34 30 28 23 21 28 36 42 45 37 32 27 24 35 48 52 52 Dewpt 29 31 27 25 23 21 25 26 25 25 25 23 20 18 23 26 26 27 RH 85 89 88 88100100 88 67 50 45 61 69 74 77 61 42 36 38 Wind dir S S SE E E NE E E E S SW SW NW N S W W W Wind spd 11 12 8 8 5 5 8 5 3 3 4 1 1 1 1 3 6 8 Wind gust 14 10 13 16 Clouds OV OV BK BK SC BK SC FW FW FW FW CL CL CL FW FW FW SC PoP 12hr 70 30 0 0 0 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Snowshwrs C C C Tstms S Winter Weath Y Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 30 54 28 59 31 66 34 72 Temp 39 31 48 54 38 30 51 57 41 33 60 64 45 38 68 70 Dewpt 27 24 31 33 30 28 31 31 30 27 31 30 30 28 29 29 PWind dir W W NW W W W W W Wind char LT GN LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 0 50 10 5 0 5 0 0 Rain shwrs C C S Snowshwrs C Tstms S C S $$ WYZ023-182200- Alpine-Lincoln WY 43.18N 111.04W Elev. 5634 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 50 29 58 32 62 Temp 47 49 44 38 32 30 38 53 57 58 49 42 36 33 42 56 60 61 Dewpt 28 26 28 30 29 29 30 27 23 24 28 30 29 28 28 28 28 28 RH 47 40 53 73 88 96 73 36 27 27 44 62 75 82 57 34 29 28 Wind dir NW N N E E E S W W W E SE E E S W W W Wind spd 12 12 5 5 4 5 3 2 5 4 5 3 3 3 2 5 6 6 Wind gust 12 11 12 14 14 Clouds OV BK SC FW FW SC FW FW SC SC FW FW CL CL FW FW SC BK PoP 12hr 20 10 10 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs S S Snowshwrs Tstms S S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 62 34 65 35 73 39 78 Temp 47 38 51 62 45 36 57 64 47 38 64 72 51 41 70 76 Dewpt 33 33 37 33 35 34 33 33 36 34 34 32 35 34 34 32 PWind dir SW W NE S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds BK BK BK SC SC SC SC SC SC SC FW FW SC SC FW FW PoP 12hr 50 70 20 10 5 5 0 5 Rain shwrs S C L L S S Snowshwrs S S Tstms S S C S S $$ WYZ023-182200- Cokeville-Lincoln WY 42.05N 110.97W Elev. 6270 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 41 19 50 22 58 Temp 39 40 34 29 24 20 30 44 49 50 41 32 27 23 36 52 57 57 Dewpt 32 33 31 29 24 20 27 31 29 27 29 26 23 21 25 29 29 28 RH 76 76 89100100100 88 60 46 41 62 78 85 92 64 41 34 33 Wind dir S S SE S E W S SE S S S SE SE SE S W W W Wind spd 12 14 6 5 4 4 4 5 5 5 4 3 2 1 2 4 6 6 Clouds OV OV BK SC SC SC FW FW FW SC FW CL FW FW FW FW SC SC PoP 12hr 60 40 0 0 0 QPF 12hr 0.07 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs L C C Snowshwrs L C C Tstms S S Winter Weath Y Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 28 58 26 61 29 68 33 74 Temp 38 29 50 58 37 28 54 60 39 31 62 67 43 35 69 72 Dewpt 30 26 35 34 32 28 34 33 32 29 34 33 32 30 33 31 PWind dir SW W N SW SW SW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC FW FW SC SC FW FW FW FW FW FW FW PoP 12hr 5 60 5 5 0 5 0 0 Rain shwrs L L Snowshwrs S Tstms S C $$ WYZ028-182200- Green River-Sweetwater WY 41.46N 109.49W Elev. 7182 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 37 21 47 25 56 Temp 35 35 30 28 24 21 28 37 45 46 38 33 28 25 35 47 54 54 Dewpt 32 31 25 23 20 19 24 29 32 30 26 24 19 18 24 29 31 29 RH 89 85 81 81 84 92 85 72 60 53 62 69 68 74 64 49 41 38 Wind dir E E E SE SE E E E SE SE S SE SE SE SW SW SW W Wind spd 14 12 9 6 5 5 6 5 4 8 6 3 1 1 1 4 6 8 Wind gust 23 13 Clouds BK BK BK SC BK BK SC CL FW SC FW FW FW FW FW CL CL FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs Snowshwrs S Tstms S Winter Weath Y Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 34 59 33 63 36 70 41 76 Temp 42 35 53 57 43 35 54 61 47 38 63 68 52 42 71 74 Dewpt 27 25 33 34 30 29 35 34 31 29 35 33 32 30 34 32 PWind dir SW W N SW SW SW SW SW Wind char LT LT GN LT LT LT LT LT Avg clouds SC SC BK SC SC SC SC SC SC FW FW FW SC FW FW CL PoP 12hr 0 60 20 5 0 5 0 0 Rain shwrs S L S Snowshwrs S Tstms C S $$ WYZ017-182200- Shoshoni-Fremont WY 43.25N 108.12W Elev. 4817 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 43 27 55 30 64 Temp 40 42 38 33 30 27 36 49 53 54 44 37 33 30 41 56 62 63 Dewpt 30 28 29 29 26 24 28 31 28 27 28 25 24 23 27 33 30 29 RH 67 57 70 85 85 88 72 50 38 35 53 61 69 75 57 42 30 27 Wind dir N N SE SE SE S SW SW S S SE SE SE SE S S S S Wind spd 17 11 9 4 4 5 4 4 10 12 9 8 6 5 3 3 9 10 Wind gust 26 19 16 17 Clouds OV OV BK SC SC SC FW CL FW FW SC CL CL FW CL CL FW SC PoP 12hr 30 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C Snowshwrs Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 60 36 66 39 74 43 81 Temp 47 39 55 57 45 38 57 64 49 41 66 73 55 45 74 79 Dewpt 33 33 38 38 38 36 38 36 38 36 38 34 38 36 37 32 PWind dir E N N W SE S SW SW Wind char LT GN GN LT LT LT LT LT Avg clouds SC SC BK BK BK SC SC SC SC FW FW CL FW FW FW CL PoP 12hr 5 70 50 20 5 0 0 0 Rain shwrs C L C C S S Snowshwrs S Tstms C S S $$ WYZ005-182200- Thermopolis-Hot Springs WY 43.66N 108.21W Elev. 4592 ft 201 PM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 45 25 58 30 67 Temp 41 44 40 34 30 26 39 52 56 57 48 41 36 31 45 61 65 66 Dewpt 29 28 27 26 26 24 27 29 26 26 25 25 24 22 25 29 28 28 RH 62 53 59 72 85 92 62 41 31 30 40 52 61 69 45 29 25 24 Wind dir N N N SW SW SW S S S S S S S S S S SW S Wind spd 16 12 5 5 5 5 6 9 11 14 13 11 8 6 5 4 8 10 Wind gust 24 25 Clouds BK OV BK FW FW CL CL CL FW SC FW FW CL FW CL FW SC SC PoP 12hr 30 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 00-00 00-00 Rain shwrs C Snowshwrs Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 39 58 35 66 39 76 45 84 Temp 50 40 52 57 46 39 58 64 50 43 68 74 57 49 78 81 Dewpt 32 32 37 37 36 34 36 35 36 34 35 34 35 34 34 32 PWind dir NW N NW SW SE SW SW SW Wind char LT GN GN LT LT LT LT LT Avg clouds BK BK BK BK BK SC SC SC SC FW FW CL FW FW FW CL PoP 12hr 10 70 50 20 10 5 0 0 Rain shwrs L L C C S S Tstms C S S $$ BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT DAY 1 THROUGH DAY 3... MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE TEMP(F).............................AIR TEMPERATURE DEWPT(F)............................DEW POINT TEMPERATURE RH(%)...............................RELATIVE HUMIDITY WIND DIR(8 POINT COMPASS)...........WIND DIRECTION WIND SPD(MPH).......................WIND SPEED CLOUDS(CAT).........................CLOUD COVER CATEGORY CL.....CLEAR/SUNNY.......................0% to =< 10% FW.....MOSTLY CLEAR/MOSTLY SUNNY......> 10% to =< 30% SC.....PARTLY CLOUDY/PARTLY SUNNY.....> 30% to =< 60% BK.....MOSTLY CLOUDY..................> 60% to =< 80% OV.....CLOUDY.........................> 80% to =< 100% POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION QPF 12HR(IN.).......................AMOUNT OF LIQUID PRECIPITATION SNOW 12HR(MIN-MAX - IN.)............RANGE OF SNOWFALL WEATHER... TYPE... RAIN...........RAIN RAIN SHWRS.....RAIN SHOWERS SPRINKLES......SPRINKLES TSTMS..........THUNDERSTORMS DRIZZLE........DRIZZLE SNOW...........SNOW SNOWSHWRS......SNOW SHOWERS FLURRIES.......SNOW FLURRIES SLEET..........SLEET FRZG RAIN......FREEZING RAIN FRZG DRZL......FREEZING DRIZZLE COVERAGE... IS.............ISOLATED SC.............SCATTERED NM.............NUMEROUS O..............OCCASIONAL S..............SLIGHT CHANCE C..............CHANCE L..............LIKELY WD.............WIDESPREAD D..............DEFINITE AR.............AREAS PA.............PATCHY OBVIS...............................OBSTRUCTION TO VISIBILITY F.......FOG PF......PATCHY FOG F+......DENSE FOG PF+.....PATCHY DENSE FOG H.......HAZE BS......BLOWING SNOW K.......SMOKE BD......BLOWING DUST VA......VOLCANIC ASH DAY 4 THROUGH DAY 7... MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE TEMP(F).............................AIR TEMPERATURE DEWPT(F)............................DEW POINT TEMPERATURE PWIND DIR(8 POINT COMPASS)..........PREDOMINANT WIND DIRECTION IN 12HR PERIOD WIND CHAR(MAX SUSTAINED IN 12HR)....WIND CHARACTERISTIC LT.....LIGHT; < 8 MPH GN.....GENTLE; 8 - 14 MPH BZ.....BREEZY; 15 - 22 MPH WY.....WINDY; 23 - 30 MPH VW.....VERY WINDY; 31 - 39 MPH SD.....STRONG/DAMAGING; >= 40 MPH AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION WEATHER... SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS