Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
942 FOUS53 KDMX 100447 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1047 PM CST Tue Dec 9 2025 IAZ060-101000- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 27 29 17 29 21 Temp 39 36 29 27 28 27 26 23 20 18 18 20 25 28 29 28 28 25 22 Dewpt 34 30 24 23 23 21 19 18 15 13 14 16 20 23 25 26 26 24 22 RH 82 79 81 85 81 78 74 81 81 80 84 84 81 81 85 92 92 96100 Wind dir NW NW NW NW NW NW NW NW N N SE SE SE SE SE E NE N N Wind spd 21 27 26 21 18 14 11 8 5 3 3 4 6 8 6 5 5 8 10 Wind gust 40 47 46 37 31 26 Clouds B1 B2 OV B2 OV OV B2 B2 B1 B2 B2 B2 OV OV OV OV OV B2 B2 PoP 12hr 10 5 5 30 20 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain Snow C C S S S S Obvis BS Wind chill 29 24 15 13 15 15 16 15 14 13 18 21 22 22 22 17 12 Min chill 27 14 12 12 12 10 11 18 19 11 High Wind W W W Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 12 -6 11 2 29 11 33 Temp 25 21 15 9 11 8 0 -5 6 7 7 14 26 24 18 14 27 29 Dewpt 20 16 9 5 6 2 -4 -9 -3 0 4 7 19 18 15 14 22 24 PWind dir NW N N N N SE SW N S Wind char GN GN LT LT LT LT GN LT LT Avg clouds B2 B2 OV OV B2 B2 SC FW FW FW SC B1 SC SC SC SC SC B1 PoP 12hr 10 10 40 0 0 0 5 0 0 Snow C C $$ IAZ039-101000- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 24 29 10 23 14 Temp 37 33 28 26 25 23 21 17 15 12 11 14 19 21 22 21 20 18 15 Dewpt 34 29 24 24 21 19 16 14 13 11 8 12 15 18 19 20 19 18 15 RH 89 85 85 92 84 84 81 88 92 96 87 92 84 88 88 96 96100100 Wind dir NW NW N NW NW NW NW NW NW NW W S S SE SE E E NE N Wind spd 25 28 27 24 20 17 12 10 6 4 2 3 5 8 6 5 5 6 8 Wind gust 43 49 43 36 31 Clouds OV OV OV B2 OV OV B2 B2 B1 B1 B2 B2 B2 OV OV OV OV B2 B2 PoP 12hr 30 20 0 40 50 QPF 12hr 0.02 0 0 0.07 0.09 Snow 12hr 00-00 00-00 00-00 Rain Snow C S S C C C C S S S Wind chill 26 20 12 10 11 9 8 6 6 5 7 11 12 14 13 12 9 4 Min chill 26 11 9 7 4 4 5 11 11 3 Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 22 1 7 -13 5 -8 21 5 28 Temp 20 14 6 2 6 2 -6 -12 0 -1 -2 5 18 17 13 10 21 24 Dewpt 16 10 3 -1 1 -3-10 -14 -6 -7 -3 1 12 12 11 9 18 20 PWind dir NW NW N NW NW SE S SE S Wind char GN GN GN GN LT GN GN LT GN Avg clouds B2 B2 OV OV B2 B2 SC SC FW FW SC B1 B1 SC B1 B1 B1 B1 PoP 12hr 20 20 50 5 0 5 5 5 0 Snow S S S C C $$ IAZ048-101000- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 24 28 13 26 18 Temp 37 34 27 26 26 25 22 19 16 14 14 17 22 25 26 25 24 22 19 Dewpt 34 29 24 23 22 20 18 16 14 12 12 16 19 22 24 24 24 22 19 RH 89 82 88 88 85 81 84 88 92 92 92 96 88 88 92 96100100100 Wind dir NW NW N NW NW NW NW NW NW N SE SE SE SE SE E NE N N Wind spd 26 29 28 23 19 16 11 8 5 2 2 4 6 8 6 5 5 6 9 Wind gust 44 51 48 39 32 26 Clouds B1 OV OV B2 OV OV B2 B2 B1 B2 B2 OV OV OV OV OV B2 B2 B2 PoP 12hr 10 10 5 40 40 QPF 12hr 0.01 0 0 0.06 0.01 Snow 12hr 00-00 00-00 00-00 Rain Snow S S C C C C S S S Obvis BS Wind chill 26 21 11 11 12 12 11 10 10 11 14 16 18 18 17 14 8 Min chill 25 11 9 10 8 8 8 14 15 6 High Wind W W W Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 24 5 10 -10 8 -3 26 8 30 Temp 22 17 10 5 8 5 -4 -9 3 3 2 10 23 20 14 11 24 27 Dewpt 19 13 7 4 4 0 -7 -11 -3 -2 2 7 18 17 14 11 21 25 PWind dir NW N N NW N SE S E S Wind char GN GN LT LT LT LT GN LT LT Avg clouds B2 B2 OV OV OV B2 SC SC FW FW SC B1 SC SC SC B1 B1 B2 PoP 12hr 20 20 50 5 0 5 5 0 0 Snow S S C C $$ IAZ004-101000- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 22 8 22 10 Temp 35 26 21 20 20 19 16 13 10 10 10 13 17 20 21 19 18 16 12 Dewpt 32 22 17 17 17 15 13 9 7 6 7 11 16 18 19 17 16 15 12 RH 89 85 84 88 88 84 88 84 87 83 87 91 96 92 92 92 92 96100 Wind dir NW NW N NW NW NW NW NW NW E SE S S SE SE E N NW NW Wind spd 31 32 27 24 21 18 12 8 4 3 4 5 9 10 8 8 8 11 13 Wind gust 50 52 44 35 32 Clouds B2 OV OV OV OV B2 B2 B2 B1 B2 OV OV OV OV OV OV B2 B2 B2 PoP 12hr 30 10 5 60 40 QPF 12hr 0.01 0 0 0.10 0.01 Snow 12hr T 00-00 00-00 Rain C Snow C C C L L C C S S S Obvis BS BS Wind chill 21 9 4 3 4 4 4 3 3 4 2 4 6 9 11 9 8 3 -3 Min chill 21 4 3 3 0 1 0 6 7 -3 High Wind W W W Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 18 -3 3 -15 6 -6 22 3 28 Temp 16 8 1 -2 1 -3 -9 -13 0 0 1 9 20 16 11 8 21 24 Dewpt 12 4 -4 -5 -3 -7-14 -16 -6 -4 -1 5 17 14 9 7 19 22 PWind dir NW NW N NW SW S SW SW S Wind char BZ GN GN GN GN GN GN LT GN Avg clouds B2 B2 OV OV OV B2 SC SC SC SC B1 B1 SC SC B1 B1 B1 B1 PoP 12hr 20 30 60 5 0 0 5 0 5 Snow S S C L C $$ IAZ035-101000- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 22 25 10 25 14 Temp 37 31 24 23 23 23 20 16 13 10 11 15 20 23 24 22 21 18 15 Dewpt 33 27 21 20 20 18 15 13 11 9 9 14 18 21 22 22 20 18 15 RH 85 85 88 88 88 81 81 88 91 96 91 96 92 92 92100 96100100 Wind dir NW NW N NW NW NW NW NW NW NE SE SE SE SE SE E NE N NW Wind spd 28 32 27 21 18 14 10 6 3 3 2 4 6 8 6 5 5 8 10 Wind gust 47 51 47 34 28 25 Clouds B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B2 B2 PoP 12hr 20 20 5 50 30 QPF 12hr 0 0 0 0.08 0.02 Snow 12hr 00-00 00-00 00-00 Rain Snow S C C C C C C S S S Obvis BS BS Wind chill 25 17 8 8 9 9 9 7 8 11 14 16 15 13 8 2 Min chill 24 6 7 8 6 4 4 11 13 2 High Wind W W W Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 22 1 6 -15 7 -6 23 5 29 Temp 20 13 6 2 5 1 -9 -14 0 0 0 9 21 18 11 10 23 26 Dewpt 16 10 3 0 1 -4-12 -15 -5 -4 -1 6 17 14 11 9 20 24 PWind dir NW N N NW W S S E S Wind char GN GN LT LT LT GN GN LT GN Avg clouds B2 B2 OV OV OV B2 SC SC FW SC SC B1 SC SC B1 B1 B1 B1 PoP 12hr 20 20 60 5 0 0 5 0 5 Snow S S S L C $$ IAZ094-101000- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 28 33 20 34 24 Temp 43 39 32 29 31 31 28 24 23 22 22 25 31 34 33 31 31 28 25 Dewpt 37 31 26 24 24 23 21 20 18 17 17 20 22 25 27 28 28 27 25 RH 79 73 78 81 75 72 75 84 81 81 81 81 69 69 78 88 88 96100 Wind dir NW NW NW NW NW NW NW NW N E SE SE S SE SE E N N N Wind spd 20 27 27 24 18 14 10 8 5 3 4 5 6 8 5 5 5 8 10 Wind gust 39 51 48 41 29 25 Clouds B1 SC B2 B1 B2 B2 B2 B2 B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 10 5 5 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Sprinkles C Wind chill 35 28 18 15 19 20 20 17 16 18 25 27 27 25 25 20 15 Min chill 33 18 15 18 16 13 15 25 24 15 Wind Y Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 30 12 18 0 18 10 35 18 38 Temp 30 25 20 13 18 12 6 1 13 14 13 17 31 29 23 20 34 32 Dewpt 22 18 14 9 7 5 -1 -5 -2 1 4 8 18 21 19 18 25 26 PWind dir NW N NE N NE SE SW E S Wind char GN LT LT LT LT LT GN LT LT Avg clouds B2 B2 B2 OV B2 B2 B1 SC SC FW SC B1 SC SC SC SC SC B1 PoP 12hr 5 0 20 0 0 0 5 0 0 Snow S $$ IAZ017-101000- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 20 24 7 21 11 Temp 35 28 23 22 21 20 18 14 11 9 8 12 17 19 20 18 18 15 12 Dewpt 33 25 21 19 19 17 14 12 9 7 6 11 15 17 17 18 16 15 12 RH 92 88 92 88 92 88 84 92 91 91 91 96 92 92 88100 92100100 Wind dir NW NW N NW NW NW NW NW NW NW S S S SE SE E E NW NW Wind spd 29 31 27 23 20 17 12 9 5 3 2 3 5 6 6 5 5 8 10 Wind gust 48 49 43 36 32 27 Clouds B2 OV OV OV OV B2 B2 B2 B1 B2 B2 B2 OV OV OV OV B2 B2 B2 PoP 12hr 40 20 0 50 50 QPF 12hr 0.03 0 0 0.10 0.08 Snow 12hr T 00-00 00-00 Frzg rain Rain S Snow C S S S C C C C C C S Obvis BS BS Wind chill 22 13 6 5 5 5 6 3 3 6 9 10 12 10 10 4 -1 Min chill 22 6 4 4 1 2 2 8 8 -1 High Wind W W W Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 19 -3 3 -15 3 -8 19 3 27 Temp 17 10 2 -2 1 -2 -9 -14 -1 -2 -2 5 17 15 11 8 20 23 Dewpt 14 6 -2 -4 -2 -7-12 -16 -6 -7 -3 1 13 11 9 8 17 20 PWind dir NW NW NW NW W S S SW S Wind char BZ GN GN LT LT GN GN LT GN Avg clouds B2 B2 OV OV B2 B2 SC SC FW SC B1 B1 B1 SC B1 B1 B1 B1 PoP 12hr 20 20 50 5 0 5 5 0 5 Snow S S S C C $$ IAZ049-101000- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 24 27 10 24 15 Temp 36 34 27 25 25 23 21 17 14 11 10 14 20 22 24 22 22 19 16 Dewpt 34 31 24 23 22 20 17 14 11 9 8 13 17 20 21 22 21 19 16 RH 92 89 88 92 88 88 84 88 88 91 91 96 88 92 88100 96100100 Wind dir NW NW N NW NW NW NW NW NW NW E SE SE SE SE E NE N N Wind spd 26 29 28 24 20 17 11 9 5 3 2 3 5 6 6 5 5 6 8 Wind gust 43 48 47 37 32 27 Clouds B2 OV OV OV OV OV B2 B2 B1 B1 B2 B2 OV OV OV OV B2 B2 B2 PoP 12hr 20 20 5 50 40 QPF 12hr 0 0 0 0.08 0.05 Snow 12hr 00-00 00-00 00-00 Rain S Snow S S C C C C S S S Obvis BS Wind chill 24 21 10 9 11 10 10 6 6 12 14 16 15 15 10 5 Min chill 24 9 8 8 4 5 6 11 13 2 High Wind W W W Winter Weath Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 23 2 8 -13 5 -7 23 6 28 Temp 21 15 7 3 6 2 -6 -12 0 -1 -2 7 20 18 13 11 22 25 Dewpt 18 11 4 1 3 -2-10 -14 -5 -6 -2 4 15 14 12 10 20 22 PWind dir NW NW N NW NW SE S E S Wind char GN GN LT LT LT LT GN LT LT Avg clouds B2 B2 B2 OV OV B2 SC SC FW FW SC B1 B1 SC SC B1 B1 B1 PoP 12hr 20 20 60 5 0 5 10 5 5 Snow S S S L C $$ IAZ086-101000- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1047 PM CST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 28 32 16 30 22 Temp 43 39 32 28 29 28 27 23 20 18 18 20 26 29 29 28 28 26 23 Dewpt 38 33 28 25 24 23 21 18 16 14 14 17 19 22 24 26 26 25 23 RH 82 79 85 88 81 81 78 81 84 84 84 88 74 75 81 92 92 96100 Wind dir W NW NW NW NW NW NW NW NW NW NW SE S SE SE E NE N N Wind spd 21 27 29 26 21 17 13 11 8 5 3 4 5 8 6 6 6 8 9 Wind gust 41 50 48 41 33 28 Clouds B2 B2 OV OV OV OV B2 B1 B1 B2 B2 B2 B2 B2 OV OV OV B2 B2 PoP 12hr 10 20 5 30 30 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain Snow C C C C S S Sprinkles C Wind chill 34 28 18 14 16 16 17 12 12 12 13 19 21 22 21 22 18 13 Min chill 34 17 13 15 10 9 12 18 19 11 Wind Y Y Y Date 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 28 9 13 -6 11 1 30 13 33 Temp 26 22 16 10 11 10 1 -5 6 7 6 12 26 25 19 16 29 29 Dewpt 21 17 11 6 7 3 -4 -9 -3 0 3 7 17 18 16 15 23 24 PWind dir NW NW N NW N SE S S S Wind char GN GN LT LT LT LT GN LT LT Avg clouds B2 B2 OV OV B2 B2 SC FW FW FW SC B1 B1 SC SC SC SC B1 PoP 12hr 10 10 40 5 0 0 10 5 0 Snow C C $$