Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
310 FOUS53 KDMX 032317 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 516 PM CST Wed Dec 3 2025 IAZ060-041000- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 -10 13 9 31 20 Temp 15 8 1 -5 -8 -4 6 13 8 11 15 17 17 21 28 30 27 27 26 25 22 Dewpt 8 3 -2 -6-10 -8 0 4 3 6 9 12 13 17 23 27 24 25 24 22 20 RH 73 79 87 95 91 82 76 67 79 80 77 80 84 84 81 88 88 92 92 88 92 Wind dir N N NW NW NW SW S S S S S SW SW SW SW SW W W W W NW Wind spd 10 9 5 4 2 2 5 9 9 9 10 10 8 6 8 6 5 5 5 4 4 Clouds SC SC FW FW FW FW CL CL FW FW FW SC SC B1 B2 B1 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 2 -5-10-16 -4 1 -5 -2 2 5 7 12 21 24 21 20 20 19 16 Min chill 0 -13 -18 -11 -6 -5 3 5 19 18 16 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 29 10 20 0 28 20 35 27 36 Temp 29 25 18 11 17 13 4 8 23 26 27 23 31 32 32 32 35 30 Dewpt 26 21 16 11 14 11 4 8 22 26 26 23 28 28 30 30 31 27 PWind dir N NE NE SE S W W SW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B2 B2 B1 B1 PoP 12hr 20 40 10 5 5 5 5 20 20 Rain S S Snow S C S S S S $$ IAZ039-041000- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -12 8 4 28 17 Temp 13 5 -2 -8-10 -6 3 8 3 6 9 11 11 16 24 26 23 23 24 23 20 Dewpt 8 1 -4 -9-13-10 -2 1 -1 2 5 8 9 13 20 23 22 21 22 21 19 RH 80 83 91 95 86 82 79 72 83 83 83 87 91 88 84 88 96 92 92 92 96 Wind dir NW NW NW NW NW SW S S S S S S S SW SW SW SW W W W NW Wind spd 11 10 8 5 3 2 5 10 11 12 11 10 9 8 9 8 5 5 5 5 5 Clouds SC SC FW FW FW FW CL CL FW SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 10 0 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Wind chill -1-10-16-21-20 -8 -6-12-10 -6 -3 -2 5 14 18 16 16 17 16 12 Min chill -2 -18 -23 -20 -14 -13 -5 -1 15 15 11 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 26 7 17 -4 24 14 33 23 33 Temp 26 19 13 7 14 10 0 2 17 22 21 19 29 29 28 29 32 27 Dewpt 21 16 13 7 10 5 0 2 17 21 21 19 26 23 25 26 29 24 PWind dir N N NE E S SW W S W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 20 40 10 10 10 20 10 30 30 Rain C Snow S C S S C C C C $$ IAZ048-041000- Ames-Story IA 41.99N 93.62W Elev. 936 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 -13 10 7 30 19 Temp 12 5 -2 -8-12 -6 4 10 8 9 13 15 14 21 27 29 26 25 25 25 21 Dewpt 6 1 -4 -9-13-10 -2 3 3 5 8 11 12 16 23 26 25 25 25 22 18 RH 76 83 91 95 95 82 75 73 79 83 80 84 92 81 85 88 96100100 88 88 Wind dir N N N NW NW SW S S S S S SW SW SW SW SW W W W NW NW Wind spd 12 9 6 4 2 2 6 10 10 10 10 9 6 5 8 6 5 5 4 4 3 Clouds SC SC FW FW FW FW CL CL FW FW SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill -3 -9-15-18 -8 -4 -7 -6 0 3 4 12 20 22 19 19 19 Min chill -3 -17 -20 -15 -8 -8 0 4 18 18 15 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 27 8 18 -2 27 17 34 25 35 Temp 26 22 14 8 15 10 2 6 22 24 23 20 29 30 30 30 34 27 Dewpt 24 20 14 8 13 9 2 6 22 24 23 20 28 28 28 29 32 26 PWind dir N NE NE SE S W W SW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 40 10 5 10 10 5 20 30 Rain S Snow S C S S S S C $$ IAZ004-041000- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -14 14 13 30 13 Temp 5 -1 -7-10-13 -5 7 12 13 15 17 17 18 23 28 30 28 25 25 19 15 Dewpt -1 -5 -9-12-14 -9 0 5 7 12 15 15 16 19 25 27 26 24 23 19 15 RH 76 83 91 90 95 82 72 73 76 88 92 92 92 84 88 88 92 96 92100100 Wind dir NW NW NW W SW S S S S SW SW SW SW SW W W W W W NW NW Wind spd 12 9 5 4 4 10 16 20 18 18 14 12 10 9 9 9 8 8 6 6 5 Wind gust 31 32 29 Clouds SC FW FW FW FW CL FW SC B1 B2 B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 20 0 QPF 12hr 0 0 0 0.02 0 Snow 12hr 00-00 00-00 00-00 Snow S S S S Wind chill -12-17-20-22-25-22-11 -7 -4 -2 2 4 7 14 19 22 20 17 17 11 6 Min chill -13 -20 -27 -28 -8 -4 2 7 20 16 6 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 20 -3 10 -3 27 17 33 21 31 Temp 20 14 6 -2 8 4 2 9 22 24 24 21 28 28 27 28 30 23 Dewpt 17 13 6 -2 7 4 2 9 22 24 23 20 25 26 26 25 28 22 PWind dir N N NE S S W SW SW NW Wind char GN GN LT GN GN GN GN GN BZ Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 B1 B2 PoP 12hr 40 30 10 5 10 10 10 20 30 Snow C C S S C S $$ IAZ035-041000- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 -15 11 9 30 16 Temp 8 1 -6-11-14 -7 5 11 10 12 15 16 15 21 28 29 27 26 25 22 18 Dewpt 2 -3 -9-13-16-11 -2 4 4 8 11 13 13 16 23 27 26 26 24 22 18 RH 76 83 86 90 90 82 72 73 76 84 84 88 92 81 81 92 96100 96100100 Wind dir N N NW NW SW S S S S S S SW SW SW SW W W W W W NW Wind spd 11 10 5 3 2 4 10 13 13 13 12 10 6 6 8 6 5 5 4 4 3 Clouds SC FW FW FW FW FW CL FW SC B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 10 0 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Wind chill -7-14-19-20 -17-10 -5 -6 -4 2 3 5 12 20 22 20 20 19 16 Min chill -7 -19 -23 -20 -8 -7 1 4 19 18 11 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 25 2 14 -2 27 17 34 23 33 Temp 24 18 10 3 11 7 3 7 22 24 23 20 29 29 28 28 32 25 Dewpt 21 16 10 3 10 7 3 7 22 24 23 20 27 26 27 27 30 24 PWind dir N NE NE SE S W W SW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 30 40 10 5 10 10 10 20 30 Rain C Snow C C S S C C $$ IAZ094-041000- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -6 15 10 31 20 Temp 18 13 7 1 -4 1 10 15 10 11 14 16 17 22 29 31 28 26 25 24 21 Dewpt 12 7 3 -1 -5 -4 2 6 5 7 10 12 14 17 24 27 24 23 23 22 19 RH 77 76 83 91 95 79 69 67 80 83 84 84 88 81 81 85 85 88 92 92 92 Wind dir N N N N N NE S S S S S S SW SW SW SW W W W NW NW Wind spd 11 10 8 6 3 2 4 6 6 8 9 10 8 8 8 6 4 4 4 4 3 Clouds B1 B1 B1 FW FW CL CL CL CL FW FW FW SC SC SC B1 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 5 -1 -7-12-13 2 5 -1 -1 2 4 6 14 21 24 20 19 18 Min chill 5 -7 -15 -15 -2 -2 2 7 22 18 13 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 30 11 21 2 28 21 36 28 38 Temp 29 27 20 12 19 15 5 9 23 27 27 24 33 33 32 34 37 32 Dewpt 28 25 20 12 17 13 5 9 23 26 27 24 30 30 31 32 32 28 PWind dir NE NE NE E S SW W SW W Wind char LT LT LT LT LT GN GN GN GN Avg clouds B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC SC SC B1 B2 B2 B1 B1 PoP 12hr 10 30 10 5 0 5 0 10 10 Snow C S $$ IAZ017-041000- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 -13 9 6 27 15 Temp 8 2 -5 -9-12 -6 4 9 7 9 13 14 14 19 26 27 25 25 26 22 18 Dewpt 3 -2 -7-11-13-10 -3 0 1 5 9 11 13 16 22 25 23 23 23 21 18 RH 79 83 91 91 95 82 72 66 76 83 84 88 96 88 85 92 92 92 88 96100 Wind dir NW NW NW NW W SW S S S S SW SW SW SW SW W W W W NW NW Wind spd 12 11 6 4 2 4 10 13 13 14 13 11 9 8 8 8 5 5 5 5 5 Wind gust 24 25 Clouds SC FW FW FW FW FW CL FW SC SC SC SC B2 B2 B2 B2 OV B2 B2 B2 B2 PoP 12hr 0 0 0 20 5 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Snow S S Wind chill -8-14-19-20 -18-11 -7-10 -8 -2 1 3 9 17 19 18 18 18 15 10 Min chill -8 -21 -23 -24 -11 -10 -2 3 16 16 9 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 21 0 12 -5 24 13 31 20 31 Temp 20 15 7 0 9 5 -1 5 18 21 20 18 27 27 26 28 28 23 Dewpt 18 14 7 0 7 4 -1 5 18 21 20 18 25 23 24 26 28 22 PWind dir N NE NE SE S W W SW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 30 40 10 5 20 10 10 30 30 Snow C C S C S C C $$ IAZ049-041000- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -13 8 4 28 18 Temp 12 4 -3 -9-12 -6 4 8 4 6 9 12 12 17 25 27 24 24 24 24 21 Dewpt 7 0 -6-11-14-11 -2 1 0 3 6 8 10 14 21 24 22 23 24 21 18 RH 80 83 86 91 90 78 75 72 83 87 87 84 91 88 84 88 92 96100 88 88 Wind dir NW NW NW NW NW W S S S S S S SW SW SW SW W W W W NW Wind spd 11 10 6 4 2 2 5 9 10 11 11 10 9 8 8 6 5 5 5 4 4 Clouds SC SC FW FW FW FW CL CL FW SC SC SC SC B1 B2 B2 B2 OV B2 B2 B2 PoP 12hr 0 0 0 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill -3-11-17-21 -8 -5-11 -9 -6 -1 0 7 16 20 17 17 18 18 15 Min chill -3 -19 -25 -25 -12 -12 -5 0 15 15 13 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 26 7 18 -3 25 15 33 23 34 Temp 26 19 13 7 14 10 0 4 18 24 22 19 29 29 27 29 33 26 Dewpt 23 18 13 7 11 7 0 4 18 23 22 19 27 26 25 27 30 25 PWind dir N NE NE E S SW W SW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 40 10 10 10 10 10 30 30 Rain C Snow S C S S C C C $$ IAZ086-041000- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 516 PM CST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 -9 13 6 30 20 Temp 18 13 5 -1 -7 -2 8 13 7 8 11 15 16 21 28 30 27 25 25 24 22 Dewpt 14 9 3 -2 -7 -5 0 5 3 4 7 10 12 16 22 26 24 24 25 21 18 RH 84 84 91 95100 87 69 70 83 83 83 80 84 81 78 85 88 96100 88 84 Wind dir NW N N NW NW NW S S S S S S S SW SW SW SW W W W W Wind spd 13 13 9 6 4 2 3 6 6 8 9 9 9 8 9 8 5 5 5 5 5 Clouds B1 B1 B1 FW FW CL CL CL CL FW FW FW SC SC B1 B1 B2 B2 B2 B2 B1 PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 4 -2 -9-14-19 1 3 -4 -5 -2 2 5 11 20 23 20 18 18 17 15 Min chill 4 -10 -20 -22 -6 -8 -3 5 19 17 13 Date 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 29 13 22 0 28 19 36 27 38 Temp 28 25 19 14 19 15 4 6 22 27 25 22 32 33 31 33 37 32 Dewpt 26 23 18 14 15 12 4 6 21 25 25 22 28 28 30 30 32 28 PWind dir N NE NE NE S SW W SW W Wind char LT LT LT LT LT GN GN GN GN Avg clouds B2 B2 OV B2 B2 B1 B1 B1 B1 B1 B1 SC B1 B1 B2 B2 B2 B1 PoP 12hr 10 30 20 5 5 10 5 20 20 Rain S S S Snow C S S S $$