Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
092 FOUS53 KDMX 020917 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 316 AM CST Tue Dec 2 2025 IAZ060-022200- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 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 30 25 30 -11 15 Temp 9 14 24 28 28 27 28 28 29 28 24 19 13 7 1 -5 -9 -6 7 13 10 Dewpt 7 12 20 23 22 25 26 27 28 27 19 14 8 5 -1 -6 -9 -6 1 5 4 RH 91 92 84 81 78 92 92 96 96 96 81 80 80 91 91 95100100 76 70 76 Wind dir SW SW SW S S S SW W W N N N N NW NW NW NW W S S S Wind spd 4 5 6 9 9 9 8 8 6 11 14 14 11 9 5 4 3 2 5 8 9 Wind gust 25 25 Clouds SC B1 SC B1 B2 B2 B2 B2 OV B2 B2 B1 SC SC FW FW FW FW FW FW FW PoP 12hr 0 20 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries C Snow S S Wind chill 1 5 16 20 19 18 20 20 22 18 11 5 -1 -7-10-17-15 -3 2 -3 Min chill 0 0 17 16 19 10 -3 -11 -19 -17 -4 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 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 4 30 18 29 13 21 9 31 Temp 8 17 27 28 25 19 28 27 21 14 19 17 12 13 26 29 Dewpt 8 14 23 24 23 19 25 23 20 14 16 14 11 12 22 24 PWind dir S SW W NE NE NE S S Wind char GN GN LT LT GN GN LT LT Avg clouds FW SC B1 B2 B2 B2 B2 B2 OV B2 B1 B1 B2 B1 B2 B2 PoP 12hr 0 0 5 20 20 20 5 10 Snow S S S S $$ IAZ039-022200- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 25 21 26 -12 10 Temp 9 13 20 22 23 23 25 26 27 22 20 17 11 5 0 -5-10 -6 4 9 5 Dewpt 7 12 17 19 19 21 24 25 27 22 17 13 6 3 -1 -6-11 -7 -1 2 0 RH 91 96 88 88 84 92 96 96100100 88 84 80 91 95 95 95 95 79 72 79 Wind dir S S S S S S SW SW W NW NW NW NW NW NW NW NW W S S S Wind spd 4 5 10 10 10 10 10 9 9 14 17 17 13 11 8 5 4 3 6 10 10 Clouds B1 B2 B1 B1 B2 B2 OV OV OV B1 B2 B1 SC FW FW FW FW FW FW FW SC PoP 12hr 0 20 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries C Snow S S S Obvis PF PF Wind chill 1 3 9 11 12 12 15 17 19 9 5 2 -5-11-14-18-20-15 -7 -5-10 Min chill -1 -1 9 10 15 4 -7 -15 -22 -20 -11 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 0 27 13 25 8 18 4 28 Temp 5 12 23 24 23 15 23 22 16 9 16 14 9 9 22 25 Dewpt 5 10 18 21 22 15 20 18 15 9 12 9 8 8 18 21 PWind dir S SW W N NE NE SE S Wind char GN GN LT GN GN GN LT GN Avg clouds SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 5 20 30 20 10 10 Snow S C S S S $$ IAZ048-022200- Ames-Story IA 41.99N 93.62W Elev. 936 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 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 28 22 28 -12 11 Temp 6 12 20 25 25 24 25 26 28 24 21 17 10 4 -1 -7-10 -6 4 10 10 Dewpt 6 11 18 22 22 23 24 25 27 24 17 13 7 4 -2 -7-10 -7 1 4 5 RH 100 96 92 88 88 96 96 96 96100 84 84 87100 95100100 95 87 76 80 Wind dir SW SW S S S S SW W NW N N N N NW NW NW NW SW S S S Wind spd 4 5 8 10 9 8 6 5 6 13 16 16 11 9 5 4 2 2 5 10 10 Wind gust 26 26 Clouds B1 B1 SC B1 B2 B2 OV OV OV B2 B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 0 20 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S S Obvis PF PF Wind chill -3 2 10 15 16 15 17 19 21 12 7 2 -5-10-13-17 -8 -4 -4 Min chill -3 -3 13 12 16 5 -7 -14 -20 -16 -8 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 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 3 29 16 27 10 20 7 30 Temp 8 15 26 26 24 18 25 24 19 11 17 14 10 11 25 27 Dewpt 8 14 24 24 24 18 24 22 19 11 15 12 10 11 21 25 PWind dir S SW NW NE NE NE SE S Wind char GN GN LT LT GN GN LT LT Avg clouds SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 5 20 30 20 10 10 Snow S C S S S $$ IAZ004-022200- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 26 13 17 -12 16 Temp 4 9 18 24 24 24 25 23 17 13 13 9 2 -2 -6 -9-10 -4 8 15 12 Dewpt 4 6 15 19 21 22 23 22 14 11 9 4 -1 -4 -7-11-12 -6 2 7 8 RH 100 87 88 81 88 92 92 96 88 91 84 80 87 91 95 91 90 91 76 70 84 Wind dir SW SW S S S SW W NW NW N N N NW NW NW W SW S S S S Wind spd 6 8 10 12 11 10 8 11 18 18 20 18 11 9 5 5 5 9 14 18 17 Wind gust 27 Clouds SC SC SC B2 OV OV OV OV B2 B1 SC FW FW SC FW FW FW FW FW SC B1 PoP 12hr 5 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries C Snow S S Obvis F PF Wind chill -8 -3 6 12 13 14 16 12 1 -4 -6-10-15-18-19-22-23-20 -9 -2 -5 Min chill -8 -7 9 12 1 -7 -15 -20 -23 -23 -7 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 7 28 10 22 3 14 4 28 Temp 11 18 26 26 21 12 19 17 11 4 12 10 9 11 23 25 Dewpt 11 17 25 25 21 12 19 16 8 3 9 8 8 10 22 23 PWind dir SW W NW NE N E S SW Wind char GN GN GN GN GN GN LT GN Avg clouds B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 PoP 12hr 0 10 5 30 20 10 5 10 Snow S C S $$ IAZ035-022200- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 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 27 20 24 -13 14 Temp 4 9 18 24 24 23 25 25 25 20 17 14 5 1 -4 -9-11 -6 7 13 10 Dewpt 4 8 15 20 22 22 23 24 25 16 13 9 3 0 -5 -9-11 -7 1 5 5 RH 100 96 88 84 92 96 92 96100 84 84 80 91 95 95100100 95 76 70 80 Wind dir SW SW S S S SW SW W NW N N N NW NW NW NW W S S S S Wind spd 4 5 8 11 10 8 6 6 10 14 17 16 10 8 5 3 2 4 9 12 11 Clouds B1 B1 SC B2 B2 B2 OV OV OV B2 B1 SC FW FW FW FW FW FW FW SC SC PoP 12hr 0 20 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries C Snow S Obvis F F Wind chill -6 -1 9 14 14 14 18 17 15 7 2 -2-10-13-16-17 -17 -7 -2 -5 Min chill -7 -6 9 12 14 1 -11 -17 -19 -18 -6 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 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 4 28 13 25 6 17 5 29 Temp 9 16 26 26 23 15 23 22 16 7 15 12 8 11 24 26 Dewpt 9 14 24 25 23 15 22 19 15 7 12 9 8 11 21 24 PWind dir S SW NW NE NE NE S S Wind char GN GN LT GN GN GN LT GN Avg clouds SC B1 B2 B2 B2 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 PoP 12hr 0 10 5 30 20 20 5 10 Snow S C S S S $$ IAZ094-022200- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 31 26 30 -8 13 Temp 11 16 25 30 29 27 28 29 29 29 29 21 15 9 4 -3 -6 -4 8 12 9 Dewpt 11 15 21 24 24 25 27 28 28 29 26 19 12 8 3 -3 -7 -4 3 6 5 RH 100 96 84 78 81 92 96 96 96100 88 92 88 96 95100 95100 79 76 83 Wind dir SW SW SW S S S SW SW W NW N N N N N N N NW S S S Wind spd 4 6 6 9 8 9 9 8 5 8 13 13 11 10 6 5 3 2 4 5 5 Wind gust 24 Clouds SC SC B1 B1 B1 B1 B2 OV OV B2 B2 B2 B1 SC SC FW FW FW CL FW FW PoP 12hr 0 10 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S Wind chill 3 6 17 22 20 18 19 21 23 21 19 8 2 -5 -8-14-15 0 3 -2 Min chill 2 1 18 16 20 18 2 -11 -18 -15 -3 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 3 29 17 30 15 23 10 31 Temp 8 16 27 27 23 18 29 27 24 17 22 20 13 14 28 29 Dewpt 8 13 23 25 23 18 27 25 23 17 19 17 13 14 23 26 PWind dir S SW W E NE N S S Wind char GN GN LT LT LT LT LT LT Avg clouds FW SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 B2 B1 PoP 12hr 0 0 0 10 10 10 5 5 $$ IAZ017-022200- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 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 23 18 22 -12 11 Temp 6 11 16 20 21 22 23 24 23 17 16 12 5 1 -3 -7-10 -7 5 10 7 Dewpt 6 10 14 17 18 21 22 23 22 15 12 7 2 -1 -5 -9-11 -7 1 3 2 RH 100 96 92 88 88 96 96 96 96 92 84 80 87 91 91 91 95100 83 73 79 Wind dir SW SW SW S S SW SW W NW NW N NW NW NW NW NW W SW S S S Wind spd 5 6 9 10 10 10 8 8 13 16 18 17 11 10 5 4 2 4 9 12 12 Clouds B1 B1 B1 B1 OV OV OV OV OV B2 B1 SC SC FW FW FW FW FW FW FW SC PoP 12hr 0 20 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S Obvis F F Wind chill -5 0 4 9 10 11 15 15 11 2 0 -5-11-15-16-18 -18 -9 -5 -9 Min chill -6 -5 7 9 11 0 -12 -19 -20 -19 -10 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 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 2 27 11 22 3 14 3 26 Temp 7 16 23 24 22 13 20 18 13 4 12 10 5 9 21 24 Dewpt 7 14 22 23 22 13 19 16 11 4 10 7 5 9 19 21 PWind dir S SW NW N NE NE S S Wind char GN GN LT LT GN LT LT GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 PoP 12hr 0 10 5 30 30 20 5 10 Snow C C S S S $$ IAZ049-022200- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 25 22 27 -12 10 Temp 7 12 19 22 23 23 25 25 27 23 19 17 10 4 -1 -6-10 -7 4 9 5 Dewpt 6 12 17 20 21 22 23 25 26 23 18 13 7 3 -2 -7-11 -7 1 2 2 RH 96100 92 92 92 96 92100 96100 96 84 87 95 95 95 95100 87 72 87 Wind dir S S SW S S S SW SW W NW N N N NW NW NW NW W S S S Wind spd 4 6 9 10 10 10 9 8 6 12 17 16 12 10 6 5 3 3 5 9 10 Clouds B1 B2 B1 B1 B2 B2 B2 OV OV B2 B2 B1 SC FW FW FW FW FW CL CL SC PoP 12hr 0 20 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S S Obvis PF PF Wind chill -2 1 8 11 13 12 15 17 19 12 5 2 -5-11-14-18-16-13 -7 -4 -9 Min chill -2 -2 9 11 14 4 -6 -16 -21 -19 -10 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 0 28 14 26 9 19 5 29 Temp 5 13 23 25 21 16 24 22 17 10 16 13 9 9 23 26 Dewpt 5 11 20 23 21 16 22 19 16 10 14 11 8 9 19 23 PWind dir S SW W N NE NE S S Wind char GN GN LT LT GN GN LT LT Avg clouds SC SC B1 B2 B2 B2 B2 B2 OV B2 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 5 20 30 20 10 10 Snow S C S S S $$ IAZ086-022200- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 316 AM CST Tue Dec 2 2025 Date Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 CST 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 29 23 31 -8 13 Temp 13 15 25 28 26 25 27 28 29 30 30 23 17 10 4 -2 -6 -4 8 12 7 Dewpt 11 15 21 24 22 23 26 26 28 30 27 20 13 8 2 -3 -7 -4 1 5 2 RH 91100 84 85 85 92 96 92 96100 88 88 84 91 91 95 95100 72 73 79 Wind dir SW SW SW S S S S SW W NW NW N N N NW NW NW NW SW S S Wind spd 4 5 9 9 9 10 10 10 8 10 13 14 12 11 9 6 5 3 3 5 5 Clouds B1 B1 SC SC B2 B1 B2 OV OV B2 B2 B2 B1 SC SC FW FW FW CL CL FW PoP 12hr 0 10 40 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries C Snow C C S S Obvis PF Wind chill 5 6 16 18 17 15 17 18 20 22 19 10 3 -4-10-15-19-11 2 3 -4 Min chill 4 1 16 14 17 18 2 -12 -20 -17 -5 Date Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 CST 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 0 30 16 29 13 22 7 31 Temp 5 13 26 28 24 17 28 26 21 14 20 19 12 11 25 28 Dewpt 5 10 21 24 23 17 25 23 21 14 17 15 12 11 20 23 PWind dir S SW W N NE N W S Wind char GN GN LT LT GN GN LT LT Avg clouds FW SC SC B1 B2 B1 B2 B2 OV B2 B1 B1 B2 B1 B1 B2 PoP 12hr 0 5 5 20 20 20 10 5 Snow S S S S S $$