FOUS53 KDMX 180453 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1153 PM CDT Sun May 17 2026 IAZ060-180900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 82 54 64 45 Temp 72 70 70 73 78 81 79 72 69 63 57 57 61 64 62 55 52 47 46 Dewpt 65 64 63 64 67 67 65 65 62 59 52 49 49 47 44 44 42 40 40 RH 79 81 78 73 69 63 62 79 78 87 83 75 65 54 52 66 69 76 79 Wind dir SW S S SW S S S S SW W NW NW NW NW NW N N N N Wind spd 16 12 11 12 14 16 16 16 13 16 16 16 14 14 11 6 5 4 4 Wind gust 26 25 28 27 26 24 25 Clouds OV OV B2 B2 B1 B1 B2 OV B2 OV B2 OV B2 B1 SC SC FW FW FW PoP 12hr 80 40 100 0 0 QPF 12hr 0.24 0.04 0.88 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C S S C D D C Tstms L C C S S C L C Tornado A Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 46 66 49 72 54 80 59 86 Temp 60 63 52 49 64 64 55 52 68 71 60 57 76 78 65 62 83 84 Dewpt 42 40 42 42 46 44 46 48 53 51 52 53 57 56 56 57 61 59 PWind dir NE E SE E E SE SE SE S Wind char LT LT GN LT LT LT LT LT LT Avg clouds SC B1 B1 SC SC B2 B2 B2 B1 B1 B1 SC B1 B1 SC SC SC SC PoP 12hr 0 0 10 30 30 20 10 20 10 Rain shwrs C C S C S S Tstms S S S S $$ IAZ039-180900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 80 54 64 42 Temp 70 67 66 72 78 79 76 71 68 63 56 58 61 63 60 53 49 45 43 Dewpt 66 63 63 64 66 67 67 66 63 60 55 50 49 47 43 42 40 38 39 RH 87 87 90 76 67 67 74 84 84 90 96 75 65 56 53 66 71 76 86 Wind dir S S S S S S S S S SW W NW NW NW NW NW NW N N Wind spd 16 13 11 12 14 14 13 16 17 14 19 19 18 18 16 10 9 6 6 Clouds OV B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 SC SC SC FW FW FW PoP 12hr 70 50 90 0 0 QPF 12hr 0.33 0.07 0.65 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C S S S C D D C Tstms L C S S S S C L C Tornado A Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 42 65 45 70 49 77 54 84 Temp 59 60 49 45 63 63 52 48 66 69 56 53 74 75 61 57 81 81 Dewpt 40 38 39 40 44 43 43 44 51 51 50 50 56 56 53 54 62 60 PWind dir N E SE E E SE SE S S Wind char LT LT GN GN GN LT GN LT GN Avg clouds FW SC B1 SC SC B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 0 0 0 20 20 20 10 20 10 Rain shwrs S S S S S S Tstms S S $$ IAZ048-180900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 81 52 63 42 Temp 69 68 67 71 76 80 77 70 66 59 54 56 60 62 61 53 49 45 43 Dewpt 64 63 63 64 67 68 66 63 62 59 51 49 49 47 44 43 41 39 40 RH 84 84 87 79 74 67 69 78 87100 90 77 67 58 53 69 74 79 89 Wind dir S S S S S S S S SW W NW NW NW NW NW N N N N Wind spd 14 11 8 9 12 14 13 16 12 16 17 17 17 16 12 6 5 4 4 Wind gust 25 25 27 26 Clouds OV B2 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B2 B1 SC SC FW CL FW PoP 12hr 80 40 100 0 0 QPF 12hr 0.19 0.05 0.92 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D C C S S S C D L C Tstms L S S S S S C C C Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 43 65 46 71 51 78 56 85 Temp 59 62 50 47 63 63 53 50 67 70 58 55 74 76 63 60 81 83 Dewpt 42 41 41 42 47 45 46 47 54 52 51 52 58 56 56 56 63 59 PWind dir NE E SE E SE SE S S S Wind char LT LT GN LT GN LT GN LT GN Avg clouds SC B1 B1 SC SC B2 B2 B1 B1 B1 B1 SC B1 B1 SC SC SC SC PoP 12hr 0 0 5 20 20 20 10 20 10 Rain shwrs S S S S S S S Tstms S S $$ IAZ004-180900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 65 44 57 37 Temp 62 59 55 57 61 64 62 55 50 46 45 50 54 57 55 48 44 40 38 Dewpt 60 57 54 53 55 58 57 54 49 44 42 42 42 42 40 38 37 34 35 RH 93 93 96 86 81 81 84 96 96 93 89 74 64 57 57 68 76 79 89 Wind dir S W NW N N NE NE N NW NW NW NW NW NW NW N NW NW N Wind spd 10 11 11 11 10 10 12 16 17 20 21 23 20 19 17 10 6 4 5 Wind gust 31 32 29 Clouds OV OV OV OV B2 OV OV OV OV B2 OV B2 B1 B1 SC SC SC FW FW PoP 12hr 60 80 100 0 0 QPF 12hr 0.25 0.05 0.99 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C C D D L S Tstms C S C C C C Wind chill 38 37 Min chill 35 38 39 33 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 41 66 45 70 49 76 53 84 Temp 58 60 47 45 63 63 50 48 65 68 54 53 71 73 58 57 79 81 Dewpt 37 37 38 39 43 44 43 44 48 49 47 48 53 53 50 52 57 56 PWind dir NE SE S S S S S S S Wind char LT LT BZ GN GN GN GN GN BZ Avg clouds FW B1 B1 SC B1 B1 B1 B1 B1 SC B1 SC B1 SC SC SC SC SC PoP 12hr 0 0 5 20 20 30 30 20 20 Rain shwrs S S S C S C S S Tstms S S C S $$ IAZ035-180900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 76 48 61 39 Temp 67 64 63 67 70 74 72 64 59 51 48 54 58 60 59 51 46 42 40 Dewpt 64 61 60 61 63 64 63 59 56 50 46 45 45 44 42 40 38 36 37 RH 90 90 90 81 78 71 73 84 90 96 93 71 62 55 53 66 73 79 89 Wind dir S S W W SW S SE S W NW NW NW NW NW NW N N N N Wind spd 12 9 5 5 6 8 9 12 11 17 18 18 17 16 12 6 4 2 2 Clouds OV OV OV B2 B2 B2 OV OV OV OV OV B2 B1 B1 SC SC FW FW FW PoP 12hr 90 60 100 0 0 QPF 12hr 0.17 0.06 1.13 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S C C D D C C Tstms C S S C C L C S Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 42 66 45 71 50 78 55 85 Temp 59 61 48 45 63 63 51 48 66 69 55 53 73 75 60 58 80 82 Dewpt 40 38 38 40 45 45 43 45 51 51 48 49 55 55 52 54 59 58 PWind dir NE SE SE SE SE SE S S S Wind char LT LT GN LT GN LT GN LT GN Avg clouds SC B1 B2 SC B1 B1 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 0 0 5 20 20 20 20 20 10 Rain shwrs S S S S S S S Tstms S S S S S $$ IAZ094-180900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 82 55 64 44 Temp 72 69 68 73 78 81 78 72 69 63 57 58 61 64 62 55 51 46 45 Dewpt 65 64 64 66 68 69 67 64 62 60 54 51 50 49 47 45 43 41 41 RH 79 84 87 79 71 67 69 76 78 90 90 77 67 58 58 69 74 83 86 Wind dir SW S S S S S S S SW W NW NW NW NW N N N N N Wind spd 14 11 12 14 18 18 17 17 14 13 13 14 14 13 10 6 8 6 6 Wind gust 25 21 23 26 28 31 29 29 27 24 24 Clouds OV OV OV B2 B1 SC B2 OV OV OV OV B2 B2 B1 SC SC SC SC FW PoP 12hr 80 70 90 0 0 QPF 12hr 0.51 0.08 0.91 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D L C S C D D C Tstms L L C C S C L C Tornado A Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 45 66 49 72 53 79 59 86 Temp 60 61 50 48 64 64 54 52 69 71 59 56 76 77 64 61 83 83 Dewpt 44 43 42 43 48 46 47 50 56 54 53 54 59 58 56 58 63 61 PWind dir NE E E E NE E SE SE S Wind char LT LT GN LT LT LT LT LT LT Avg clouds SC B1 B2 B1 B1 B1 B2 B2 B1 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 0 0 20 40 30 20 10 20 20 Rain shwrs S C C C C S S S S Tstms S S S S S S $$ IAZ017-180900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 74 47 59 38 Temp 64 62 62 66 71 72 71 63 60 53 47 53 56 58 56 49 45 41 41 Dewpt 63 60 59 61 62 64 63 60 56 53 46 45 45 44 41 39 37 35 36 RH 97 93 90 84 73 76 76 90 87100 96 74 66 59 57 68 73 79 82 Wind dir S S SW W SW S SE S S NW NW NW NW NW NW NW NW N N Wind spd 14 12 8 6 6 8 8 13 12 17 20 21 19 19 17 10 6 4 5 Clouds OV OV B2 B2 B1 B2 B2 OV OV B2 OV B2 B1 B1 B1 SC SC FW FW PoP 12hr 90 50 90 0 0 QPF 12hr 0.22 0.05 1.29 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C S S C L D C C Tstms C S S S S C L C S Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 39 64 43 69 47 75 52 82 Temp 58 59 46 44 62 62 50 48 65 67 54 52 72 73 59 57 79 80 Dewpt 39 37 37 38 43 43 41 42 50 50 47 47 54 54 50 51 59 58 PWind dir N SE SE SE S SE S S S Wind char LT LT GN GN GN LT GN LT GN Avg clouds FW SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC FW SC SC PoP 12hr 0 0 5 10 20 20 20 20 10 Rain shwrs S S S S S S Tstms S S S S $$ IAZ049-180900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 81 53 63 41 Temp 70 66 66 72 77 80 77 70 66 60 54 57 60 62 61 52 48 44 42 Dewpt 65 63 63 64 66 67 66 65 61 59 53 50 49 47 44 42 40 37 38 RH 84 90 90 76 69 65 69 84 84 96 96 77 67 58 53 69 74 76 86 Wind dir SW S S S S S S S SW SW NW NW NW NW NW NW N N N Wind spd 14 12 11 12 14 16 14 17 14 14 17 17 16 16 13 8 6 5 5 Wind gust 25 26 27 26 26 Clouds B2 OV B2 B2 B2 B1 B1 OV B2 B2 B2 B2 B2 SC SC SC FW FW FW PoP 12hr 70 50 90 0 0 QPF 12hr 0.14 0.04 0.73 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C S C S C D D L Tstms L C S S C S C L C Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 42 65 45 71 50 78 55 85 Temp 59 61 48 45 62 63 51 48 66 69 55 53 74 75 60 58 81 82 Dewpt 41 39 39 40 45 44 43 45 52 51 49 50 56 56 53 55 61 60 PWind dir N E SE E E SE S S S Wind char LT LT GN LT LT LT LT LT LT Avg clouds FW B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 SC B1 SC SC SC SC PoP 12hr 0 0 5 20 20 20 10 20 10 Rain shwrs S S S S S S S Tstms S S $$ IAZ086-180900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1153 PM CDT Sun May 17 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 83 60 68 46 Temp 72 70 70 74 77 82 80 74 72 68 63 62 65 67 65 57 52 48 47 Dewpt 66 65 65 66 68 69 67 66 65 63 61 56 53 51 48 46 44 41 41 RH 81 84 84 76 74 65 65 76 79 84 93 81 65 56 54 67 74 77 79 Wind dir S S S S S S S S SW SW W NW NW NW NW N N N N Wind spd 16 13 13 16 17 18 17 17 17 16 16 16 16 16 12 9 8 8 8 Wind gust 26 24 24 26 27 29 27 28 29 28 26 Clouds B1 OV OV B2 B1 SC SC B1 OV OV OV B2 B2 B1 B1 SC FW SC FW PoP 12hr 80 70 90 10 0 QPF 12hr 0.47 0.13 0.51 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C S S C D C Tstms C L C C S S C C S Svr Tstorm A Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 64 46 68 49 74 54 81 59 87 Temp 61 64 52 49 64 65 55 52 68 72 59 56 76 78 64 61 83 84 Dewpt 43 42 42 42 45 45 46 49 54 54 53 54 58 58 57 58 63 62 PWind dir N NE E E NE E SE SE S Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW SC B1 SC SC B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 0 0 5 30 20 20 10 20 10 Rain shwrs C C S S S S S S Tstms S S S S $$