FOUS55 KMSO 180622 PFMMSO Point Forecast Matrices National Weather Service Missoula MT 1222 AM MDT Mon May 18 2026 MTZ005-182200- Missoula-Missoula MT 46.92N 114.08W Elev. 3205 ft 1222 AM 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 61 34 65 37 66 Temp 31 29 40 52 59 59 50 42 36 34 44 57 62 63 55 46 40 37 47 58 63 63 Dewpt 28 26 30 28 28 28 34 34 32 31 34 35 35 33 37 36 34 33 35 37 38 38 RH 88 88 67 39 30 30 54 73 85 89 68 43 36 32 51 68 79 85 63 45 39 39 Wind dir N N N N NW NW N N N N N W W W W N N N N W W NW Wind spd 0 0 0 0 5 9 1 0 0 0 0 5 10 10 4 0 0 0 0 3 9 10 Clouds FW FW FW FW SC SC B1 SC SC B1 B1 SC B1 SC SC FW SC B1 B1 B1 B1 B1 PoP 12hr 20 20 20 0 30 QPF 12hr 0 0.03 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S C Rain shwrs C C Tstms S S Frost Y 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 38 68 40 72 41 76 43 76 Temp 47 39 57 67 50 42 61 71 53 44 65 75 54 45 66 75 Dewpt 39 37 37 33 37 35 37 36 39 37 37 34 38 37 35 32 PWind dir NW NW NW W NW W W W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC B1 B1 SC SC SC SC SC SC SC SC FW PoP 12hr 50 5 5 10 0 0 0 5 Rain C S Rain shwrs C Tstms S $$ MTZ003-182200- Kalispell-Flathead MT 48.30N 114.27W Elev. 2977 ft 1222 AM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 35 61 38 62 Temp 32 31 41 52 57 56 49 42 38 36 45 56 59 59 53 46 41 39 46 56 59 59 Dewpt 29 28 31 33 34 36 39 38 36 34 38 40 41 41 43 41 37 36 39 41 41 42 RH 88 88 67 48 42 47 68 86 92 92 76 55 51 51 69 83 85 89 76 57 51 53 Wind dir NW N NE S SW S S NE W SW S S SW SW SW S S SE SE S NW NW Wind spd 2 1 1 3 3 4 2 1 1 1 3 6 6 8 4 2 1 1 1 3 4 5 Clouds SC SC FW SC B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B2 B2 B1 PoP 12hr 30 30 40 10 60 QPF 12hr 0 0 0.02 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain C S C Rain shwrs S C C C L L Tstms S S S S S S Frost Y Y Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 64 41 67 42 70 43 71 Temp 45 38 57 63 49 43 60 66 51 44 64 69 52 45 64 69 Dewpt 41 35 39 37 40 38 41 41 43 40 42 39 41 38 37 35 PWind dir N SE S SE SW S SW SW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC FW PoP 12hr 30 5 10 30 5 5 0 5 Rain C C $$ MTZ007-182200- Butte-Silver Bow MT 45.95N 112.50W Elev. 5550 ft 1222 AM 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 26 58 32 60 Temp 27 25 32 41 47 48 42 34 29 27 39 52 55 56 50 41 35 33 44 55 58 57 Dewpt 23 22 23 20 18 16 21 22 20 20 22 23 23 25 28 30 27 26 28 28 31 32 RH 85 88 69 42 31 27 43 61 69 74 50 32 29 30 42 65 72 75 53 35 36 38 Wind dir NW NW N N N N N N N N W W W NW NW W W N W W W NW Wind spd 3 2 5 5 5 4 0 0 0 0 1 4 6 5 2 1 1 0 1 5 8 10 Clouds SC B1 B1 SC B1 B1 FW FW FW SC SC SC SC SC SC SC FW SC SC B1 B2 B2 PoP 12hr 10 5 5 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Rain shwrs L Tstms S Wind chill 26 Min chill 23 25 39 34 27 30 32 35 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 60 35 65 37 72 40 74 Temp 42 34 52 59 44 37 59 65 47 39 65 70 49 42 68 73 Dewpt 33 29 28 27 30 29 29 29 32 30 29 28 31 29 28 27 PWind dir NW NW N NW NW W W W Wind char LT LT LT LT LT LT LT GN Avg clouds B2 B1 B1 SC SC SC B1 SC B1 SC SC SC SC SC SC FW PoP 12hr 60 20 5 20 5 5 5 5 Rain L C S S Rain shwrs L Tstms S $$ IDZ010-182200- Salmon-Lemhi ID 45.12N 113.88W Elev. 4045 ft 1222 AM MDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 28 66 33 68 Temp 31 27 36 49 57 59 49 39 33 29 40 56 64 66 55 45 38 34 45 58 66 66 Dewpt 26 25 26 23 21 19 22 25 25 25 26 27 25 25 29 31 30 29 31 32 33 32 RH 81 92 67 36 24 21 34 57 72 85 57 32 22 21 37 58 73 82 58 37 29 28 Wind dir N N N N N N N N N N N N NW NW N N N N N N W NW Wind spd 3 0 4 8 8 9 0 0 0 0 0 0 2 5 0 0 0 0 0 0 2 8 Clouds FW FW FW FW SC SC FW FW FW SC SC SC SC SC SC SC FW SC SC B1 B1 B1 PoP 12hr 5 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Tstms S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 35 70 37 75 38 80 41 83 Temp 47 36 58 69 49 39 62 73 51 40 68 78 54 42 71 81 Dewpt 35 33 33 27 32 32 33 30 34 33 33 30 34 33 31 26 PWind dir NW N N NW NW NW W W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC SC B1 SC SC SC SC SC SC SC SC SC FW PoP 12hr 30 5 5 5 0 5 5 5 Rain C Rain shwrs C Tstms S $$ MTZ004-182200- Lookout Pass-Mineral MT 47.45N 115.67W Elev. 6027 ft 1222 AM 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 31 46 35 49 Temp 28 27 34 37 38 40 38 35 33 32 39 43 44 44 42 39 37 36 43 44 47 47 Dewpt 25 23 27 27 30 30 31 30 28 27 29 28 30 28 30 29 28 26 28 28 31 31 RH 88 85 75 67 73 67 76 82 82 81 67 55 57 53 62 67 70 67 55 53 53 53 Wind dir W NW NW NW W W W W W SW SW W W W W SW SW SW SW W W NW Wind spd 4 4 3 5 5 6 5 6 8 6 9 12 12 14 8 8 8 8 6 11 11 12 Clouds B1 SC SC B1 B1 B1 SC SC SC SC SC SC B1 SC SC SC SC B1 B1 B1 SC SC PoP 12hr 30 10 5 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Rain shwrs C S Snowshwrs C C Tstms S S S Wind chill 29 26 26 33 36 38 37 33 31 30 38 Min chill 22 26 34 29 26 29 36 33 30 32 39 Frost Y 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 36 52 42 60 43 62 44 60 Temp 41 37 46 49 44 43 49 52 46 44 51 54 48 44 49 52 Dewpt 32 29 27 27 31 29 28 30 33 31 29 29 32 29 26 26 PWind dir W SE SW SW SW SW SW SW Wind char GN LT LT LT LT LT GN GN Avg clouds SC SC FW SC B1 B1 SC SC SC SC SC SC SC SC SC FW PoP 12hr 20 0 5 5 0 0 5 0 Rain S Rain shwrs S Tstms S $$ IDZ006-182200- Lowell-Idaho ID 46.15N 115.60W Elev. 1575 ft 1122 PM PDT Sun May 17 2026 Date Sun 05/17/26 Mon 05/18/26 Tue 05/19/26 PDT 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 37 67 40 72 Temp 39 38 42 56 65 64 53 46 42 40 47 62 70 70 Dewpt 39 38 41 43 43 44 45 43 40 38 42 42 40 44 RH 100100 96 62 45 48 74 89 93 92 83 48 33 39 Wind dir N N N N W N N N N N N W W W Wind spd 0 0 0 0 2 2 0 0 0 0 0 2 3 3 Clouds SC SC FW SC SC SC FW FW SC FW FW FW FW FW PoP 12hr 0 20 20 0 QPF 12hr 0 0 0 0 Snow 12hr 00-00 00-00 Rain S S Rain shwrs S Snow Tstms S Obvis PF F Date Wed 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 PDT 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 74 44 77 46 79 47 83 Temp 50 44 63 71 51 44 65 75 54 47 67 77 55 47 72 80 Dewpt 44 40 45 47 46 42 44 44 46 42 45 46 47 43 45 46 PWind dir W NW NW NW NW NW NW W Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC SC SC FW FW SC SC SC FW FW FW SC SC PoP 12hr 0 5 10 0 5 5 0 0 $$