Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
300 FOUS53 KDMX 070917 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 316 AM CST Sun Dec 7 2025 IAZ060-072200- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 21 6 32 23 42 Temp 21 19 18 17 11 8 9 10 11 14 23 28 29 29 29 29 29 31 36 40 41 Dewpt 20 15 12 10 6 3 5 7 7 10 17 22 23 26 29 29 28 29 33 35 35 RH 96 84 77 73 80 79 83 87 83 84 77 78 78 88100100 96 92 89 82 79 Wind dir N N N N N NE E SE S S S S S S SW W W SW SW SW SW Wind spd 11 11 10 8 5 3 3 4 4 5 9 10 10 11 10 9 8 8 10 12 13 Wind gust 21 24 Clouds B1 B1 FW FW SC B2 OV OV B1 SC B1 B1 B1 SC B1 SC B1 B1 B1 B2 B2 PoP 12hr 0 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 9 6 6 7 2 1 2 2 3 5 13 19 21 20 20 21 21 23 29 32 33 Min chill 9 4 0 -2 0 0 14 19 19 20 29 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 26 32 18 24 2 9 -4 10 Temp 39 28 30 25 22 19 23 19 12 3 7 5 1 -3 7 7 Dewpt 34 28 23 21 19 19 21 15 7 0 0 -2 -5 -6 -3 -2 PWind dir W NW NE N NW NW NW NW Wind char BZ GN LT GN GN GN GN GN Avg clouds B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 PoP 12hr 10 0 30 30 10 5 5 5 Snow S C C S $$ IAZ039-072200- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 16 -2 26 16 39 Temp 16 12 13 12 4 0 4 5 8 11 17 21 23 22 24 25 26 28 33 36 37 Dewpt 14 8 6 4 -1 -3 0 3 5 8 12 15 16 21 23 25 26 27 32 33 33 RH 92 84 73 70 79 87 83 91 87 87 80 77 74 96 96100100 96 96 89 85 Wind dir N N N N N N E SE S S S S S S SW SW W SW SW S S Wind spd 11 10 11 9 5 3 2 3 4 8 10 12 12 13 12 10 9 9 10 13 14 Wind gust 21 Clouds SC FW CL FW SC B1 OV OV B2 B2 B2 B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 PoP 12hr 0 20 10 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C Snow S Wind chill 3 -1 -1 0 -8 -8 -2 -1 -1 4 9 11 9 12 14 17 19 25 27 29 Min chill 2 -3 -9 -13 -4 -2 5 9 11 17 24 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 23 31 11 20 -1 7 -8 7 Temp 36 25 27 20 16 13 20 15 9 0 4 2 -3 -7 2 2 Dewpt 34 25 23 18 14 13 18 13 5 -3 0 -4 -6 -8 -4 -4 PWind dir W NW NW N NW NW NW NW Wind char BZ BZ LT GN GN BZ GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 40 5 20 30 20 5 10 10 Rain C Snow S C C S $$ IAZ048-072200- Ames-Story IA 41.99N 93.62W Elev. 936 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 17 2 30 21 41 Temp 19 14 14 13 7 5 7 8 10 13 19 26 28 25 27 27 27 29 34 37 39 Dewpt 17 10 8 7 2 2 5 7 6 9 15 21 22 25 27 27 27 29 33 34 35 RH 92 84 76 76 79 87 91 96 83 84 84 81 78100100100100100 96 89 85 Wind dir N N N N N NE SE SE S S S S S S SW W W SW S S SW Wind spd 11 11 10 8 5 3 3 4 5 6 10 11 10 10 9 8 5 6 10 12 13 Wind gust 21 Clouds B1 SC FW FW B1 B2 OV OV B2 B1 B1 B1 B1 SC B1 SC B1 B2 B2 B2 B2 PoP 12hr 0 20 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Snow S S Wind chill 7 1 1 2 -3 0 -1 1 2 7 15 18 15 18 19 20 22 27 29 31 Min chill 6 -1 -3 -7 -2 -2 9 14 16 20 27 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 23 31 15 22 0 7 -7 8 Temp 37 25 27 22 19 16 21 16 9 1 4 3 -2 -6 4 4 Dewpt 34 25 23 20 18 16 20 14 6 -1 0 -2 -5 -7 -3 -1 PWind dir W NW NE N NW NW NW NW Wind char BZ GN LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 PoP 12hr 20 0 30 30 20 5 10 10 Rain S Snow C C S S $$ IAZ004-072200- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 9 0 29 20 39 Temp 8 5 6 7 4 4 5 7 9 11 17 23 27 25 26 25 25 27 33 36 38 Dewpt 4 1 2 2 1 0 1 4 4 8 15 20 22 24 25 25 23 27 32 33 33 RH 83 83 83 79 87 83 83 87 80 87 92 88 81 96 96100 92100 96 89 82 Wind dir N N N N E SE SE S S S S S S SW W W W SW S SW SW Wind spd 12 9 8 5 4 5 8 11 12 13 14 17 14 13 12 11 10 10 13 18 18 Wind gust 25 31 Clouds SC SC B1 B1 OV OV OV OV B2 B1 B2 B2 B2 B1 B1 SC B1 B2 B2 B2 B2 PoP 12hr 5 50 0 0 30 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 1 00-00 Rain C C C Snow S C C Wind chill -8 -9 -7 -3 -4 -6 -8 -8 -6 -4 2 9 15 13 15 14 15 17 23 26 28 Min chill -8 -11 -5 -9 -10 -8 4 13 14 15 24 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 15 23 7 15 -6 4 -11 4 Temp 32 17 21 16 13 9 14 9 2 -5 1 -1 -6 -10 0 0 Dewpt 29 17 17 14 10 9 13 6 -2 -8 -4 -6-10 -13 -5 -3 PWind dir W NW NE N NW NW NW NW Wind char BZ BZ GN GN GN BZ GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 30 5 30 40 10 5 10 10 Rain C Snow C S C C C $$ IAZ035-072200- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 13 0 29 20 40 Temp 14 10 10 10 5 4 5 8 10 12 18 24 27 25 26 25 25 28 33 37 38 Dewpt 12 6 5 5 2 1 2 5 5 8 14 20 22 25 26 25 24 27 32 33 34 RH 92 83 80 80 87 87 87 87 80 84 84 84 81100100100 96 96 96 85 85 Wind dir N N N N N E SE S S S S S S S SW W W SW S S SW Wind spd 12 11 9 6 3 3 5 8 6 10 11 12 11 10 9 8 6 8 10 13 13 Clouds B1 FW SC SC B1 OV OV OV OV B1 B1 B2 B2 B1 B1 SC B1 B2 B2 OV B2 PoP 12hr 0 40 0 0 10 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 T 00-00 Rain S Snow C C Wind chill 0 -5 -3 -1 -2 -2 -5 -4 -1 0 5 13 17 15 17 16 18 20 26 29 30 Min chill 0 -6 -3 -6 -6 -4 6 14 16 18 26 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 20 27 11 19 -3 6 -9 6 Temp 34 22 25 20 16 13 18 12 6 -2 3 1 -4 -8 1 2 Dewpt 32 22 21 17 14 13 17 10 3 -5 -2 -4 -8 -10 -3 -2 PWind dir W NW NE N NW NW NW NW Wind char BZ GN LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B2 PoP 12hr 20 5 30 40 10 5 5 10 Rain S Snow S C C C $$ IAZ094-072200- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 25 8 32 25 43 Temp 26 24 23 22 17 12 12 15 14 17 27 31 30 30 30 30 29 32 38 42 42 Dewpt 23 20 19 16 12 8 8 9 8 13 19 24 25 27 29 29 28 31 35 36 36 RH 88 84 84 77 80 84 84 77 76 84 71 75 81 88 96 96 96 96 89 79 79 Wind dir N N N N N NE E SE S S S S S S SW SW SW SW SW SW SW Wind spd 13 13 12 10 6 4 3 4 4 5 9 10 10 10 10 10 8 9 11 12 12 Wind gust 26 25 24 23 Clouds OV B2 B2 SC SC B1 B2 B2 SC SC B1 SC SC SC B1 B1 B1 B1 B1 B1 B2 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 14 12 11 12 8 4 6 8 7 9 18 22 21 21 21 21 21 23 30 35 35 Min chill 13 9 8 3 3 3 18 20 20 20 32 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 28 35 20 29 4 13 -2 13 Temp 41 30 33 28 26 21 29 22 14 5 10 8 2 -1 9 9 Dewpt 35 29 25 24 23 21 24 17 9 2 1 -1 -3 -5 -1 -1 PWind dir W NW NE NE NW NW NW NW Wind char GN GN LT GN GN GN GN LT Avg clouds B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 B1 PoP 12hr 5 0 30 20 10 5 5 5 Snow S C S $$ IAZ017-072200- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 10 -3 26 16 38 Temp 11 6 7 8 2 1 4 6 9 12 16 20 23 23 24 24 25 26 31 35 36 Dewpt 7 2 2 2 -2 -2 0 3 3 8 12 15 17 22 24 24 24 26 31 32 33 RH 83 83 79 76 83 87 83 87 76 84 84 81 77 96100100 96100100 89 89 Wind dir N N N N N E SE S S S S S S S SW W W SW S S SW Wind spd 12 10 9 6 3 3 4 6 8 10 12 13 13 13 10 10 8 8 10 13 14 Clouds SC FW FW SC SC OV OV OV OV B2 B1 B2 OV B2 B1 SC B1 B2 B2 B2 OV PoP 12hr 0 40 10 0 30 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 T 00-00 Rain C C C Snow C C Wind chill -4 -9 -6 -4 -6 -6 -5 -6 -3 -1 2 7 11 11 14 14 16 17 22 26 27 Min chill -5 -10 -7 -10 -9 -6 4 9 12 15 23 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 18 26 8 16 -5 4 -11 4 Temp 34 21 23 17 14 10 16 10 4 -4 1 -1 -5 -10 0 0 Dewpt 32 21 20 15 12 10 15 8 1 -5 -2 -5 -8 -11 -4 -4 PWind dir W NW N N NW NW NW NW Wind char BZ BZ LT GN GN BZ GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 PoP 12hr 40 5 20 30 20 5 5 10 Rain C Snow S C C S $$ IAZ049-072200- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 17 -1 27 18 40 Temp 18 13 13 12 4 2 4 6 8 11 16 22 25 23 24 25 26 28 33 36 38 Dewpt 16 9 7 6 0 -1 2 3 5 8 13 17 20 22 24 25 26 27 32 33 34 RH 92 84 76 76 83 87 91 87 87 87 88 81 81 96100100100 96 96 89 85 Wind dir N N N N N N E SE S S S S S S SW SW W SW SW S SW Wind spd 13 12 11 9 5 3 3 3 4 6 10 11 11 12 11 10 8 9 10 13 13 Clouds B1 FW CL FW SC B2 OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 B2 PoP 12hr 0 20 5 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Snow S S Wind chill 4 -2 -1 -1 -7 -7 -2 -1 0 4 10 14 12 14 16 18 20 25 27 30 Min chill 4 -3 -9 -10 -4 -3 5 11 13 17 26 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 23 31 12 20 -1 6 -7 7 Temp 36 25 27 21 17 13 20 15 8 0 4 2 -4 -6 2 2 Dewpt 33 25 23 19 16 13 18 14 5 -3 0 -3 -7 -9 -3 -2 PWind dir W NW N N NW NW NW NW Wind char BZ BZ LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 5 30 30 20 5 10 10 Rain S Snow C C C S $$ IAZ086-072200- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 316 AM CST Sun Dec 7 2025 Date Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 24 6 30 21 42 Temp 24 22 23 21 14 7 7 10 11 13 23 28 27 27 28 29 30 31 37 40 41 Dewpt 23 19 16 13 8 3 4 7 8 11 16 21 22 24 27 29 29 31 34 36 36 RH 96 88 74 71 76 83 87 87 87 91 74 75 81 88 96100 96100 89 85 82 Wind dir N N N N N N NE E SE S S S S S SW SW SW SW SW SW SW Wind spd 13 13 12 11 8 5 3 3 3 5 8 10 10 11 12 11 10 10 11 13 13 Wind gust 26 25 21 24 25 Clouds B2 B2 SC FW CL B1 B2 OV B1 B1 B1 SC B1 B1 B1 B1 SC B1 B1 B2 B2 PoP 12hr 0 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow Wind chill 12 9 10 9 3 -3 0 3 5 14 19 17 17 18 19 21 23 29 32 33 Min chill 12 9 1 -4 1 2 15 15 16 20 29 Date Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 28 35 18 26 3 12 -4 11 Temp 40 30 32 27 23 19 25 22 13 4 9 7 1 -3 7 8 Dewpt 36 30 25 23 20 19 23 19 9 2 1 -1 -4 -5 -3 -1 PWind dir W NW N NE NW NW NW NW Wind char BZ BZ LT GN GN GN GN GN Avg clouds B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 PoP 12hr 10 0 30 30 10 5 5 5 Snow C C S $$