Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
300 FOUS53 KDMX 121615 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1015 AM CST Wed Feb 12 2025 IAZ060-122200- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 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 -4 15 5 33 Temp 15 15 13 10 7 2 -2 0 9 15 12 8 6 9 11 17 25 30 32 Dewpt 10 12 10 7 3 -1 -4 -3 2 5 5 4 6 6 8 13 20 24 25 RH 80 88 87 87 83 87 91 87 72 64 73 83100 87 87 84 81 78 75 Wind dir N N N NW NW NW NW NW W SW S S S S S S S S S Wind spd 10 11 12 11 10 9 8 8 6 6 5 5 6 8 9 12 17 16 12 Wind gust 23 27 28 Clouds OV OV OV OV B2 FW FW FW FW CL CL FW FW SC B1 B2 OV OV OV PoP 12hr 100 60 0 0 50 QPF 12hr 0.15 0.02 0 0 0.06 Snow 12hr 3 T 00-00 Snow D D L C S S C C C Wind chill 2 2 -1 -5 -8-13-17-13 -2 6 4 -3 -5 -3 -2 3 12 19 22 Min chill -3 -1 -8 -18 -19 -1 -6 -6 -1 14 Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 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 22 30 0 10 -8 12 -5 11 Temp 30 27 25 19 11 2 5 5 -4 -4 7 10 4 -2 7 7 Dewpt 28 27 24 15 7 0 0 -1 -7 -7 2 4 0 -4 2 1 PWind dir S N N NW NW E NE N Wind char LT GN GN GN LT LT LT GN Avg clouds OV OV OV B2 B2 B2 SC SC FW B1 B2 B2 B2 B1 B1 B1 PoP 12hr 60 50 20 5 10 60 30 30 Snow C L C C S L C C S C C $$ IAZ039-122200- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 15 -4 10 -2 30 Temp 14 14 12 9 7 3 -2 -1 6 10 6 1 0 4 7 13 22 26 27 Dewpt 9 11 10 7 4 0 -5 -5 -1 0 -1 -2 0 3 5 10 18 21 23 RH 80 88 91 91 87 87 87 83 72 63 72 87100 95 91 87 84 81 85 Wind dir NE N N N NW NW NW NW W W SW S S S S S S S S Wind spd 12 12 12 12 12 11 11 11 10 9 4 5 6 8 9 13 18 18 14 Wind gust 28 Clouds OV OV OV OV B2 SC FW FW FW CL FW FW FW B1 B2 B2 B2 B2 OV PoP 12hr 100 80 0 0 70 QPF 12hr 0.15 0.04 0 0 0.16 Snow 12hr 3 1 00-00 Snow D D D C L L D Wind chill 0 0 -3 -7 -9-13-20-19 -9 -3 -4 -9-13 -9 -7 -2 7 12 14 Min chill -3 -3 -10 -21 -22 -8 -14 -13 -6 9 Cold Weather Y Y Y Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 21 28 0 8 -12 8 -8 9 Temp 26 24 25 20 11 2 4 3 -6 -10 2 5 -2 -7 5 5 Dewpt 25 24 24 17 8 0 0 -3-11 -14 -2 -1 -5 -9 0 -2 PWind dir SE N N NW NW N N N Wind char GN GN BZ GN LT LT LT GN Avg clouds OV OV B2 B2 B2 B2 SC SC FW SC B2 B2 B2 B1 SC SC PoP 12hr 80 40 10 0 5 50 20 10 Snow D L C S C C S $$ IAZ048-122200- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 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 14 -7 12 2 31 Temp 13 13 11 8 4 0 -5 -2 6 12 9 5 3 6 9 15 23 28 29 Dewpt 8 10 9 5 2 -2 -6 -5 0 4 4 3 3 6 7 13 21 25 25 RH 80 87 91 87 91 91 95 87 76 70 80 91100100 91 92 92 88 85 Wind dir N N N NW NW NW NW NW W SW S S S S S S S S S Wind spd 11 12 12 12 11 10 9 8 9 6 5 5 6 8 10 13 18 18 13 Wind gust 24 31 31 Clouds OV OV OV OV B2 FW FW FW FW CL CL FW FW B1 B2 B2 OV OV OV PoP 12hr 100 60 0 0 50 QPF 12hr 0.14 0.03 0 0 0.11 Snow 12hr 3 1 00-00 Snow D D L C C C L Wind chill -1 -1 -4 -8-12-15-21-18 -7 1 -1 -6-10 -7 -5 0 9 15 18 Min chill -5 -5 -12 -21 -23 -5 -11 -9 -3 11 Cold Weather Y Y Y Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 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 19 28 -3 8 -11 9 -7 9 Temp 28 24 22 16 8 -1 3 3 -6 -7 4 7 0 -5 5 5 Dewpt 27 24 21 15 6 -2 0 -1 -9 -9 1 3 -2 -7 1 0 PWind dir S N N NW NW E NE N Wind char GN BZ BZ GN LT LT LT GN Avg clouds OV OV B2 B2 OV B2 SC SC SC B1 B2 B2 B2 B1 SC SC PoP 12hr 70 40 20 0 10 60 30 20 Snow L L C C S L C C S S S $$ IAZ004-122200- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 8 -13 11 1 29 Temp 6 7 6 3 -1 -6-11 -8 3 10 6 3 3 7 11 14 22 27 26 Dewpt 0 2 1 -2 -5-12-15-12 -4 -1 -1 0 2 5 7 10 18 23 24 RH 76 79 79 79 83 74 82 82 72 60 72 87 95 91 83 84 84 85 92 Wind dir N N N N NW NW NW NW W SW S S S S S S S S S Wind spd 10 11 10 10 10 10 8 8 6 10 10 11 13 13 17 19 23 19 12 Clouds OV OV OV B2 B1 FW FW FW FW CL FW FW SC B1 B2 B2 OV B2 OV PoP 12hr 100 40 0 0 50 QPF 12hr 0.06 0.01 0 0 0.03 Snow 12hr 1 T 00-00 Snow L L C S C C L Wind chill -9 -8 -9-13-17-24-28-24 -9 -4 -9-14-15-10 -6 -3 6 14 15 Min chill -13 -10 -17 -28 -30 -9 -16 -14 -6 9 Cold Weather Y Y Y Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 8 18 -8 5 -14 7 -13 7 Temp 21 14 12 8 -1 -6 1 -1-11 -9 1 2 -7 -11 2 1 Dewpt 21 12 10 4 -4 -10 -4 -7-14 -14 -4 -4-10 -14 -4 -5 PWind dir NE N N NW NW NE N N Wind char GN BZ BZ GN LT GN GN GN Avg clouds OV B2 B2 B2 B2 B1 SC SC SC B1 B2 B2 B1 SC SC SC PoP 12hr 60 20 5 0 10 50 10 10 Snow L C S S C C $$ IAZ035-122200- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 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 11 -12 12 1 30 Temp 9 10 8 6 1 -4 -9 -6 4 12 8 3 3 6 10 14 23 28 27 Dewpt 5 6 5 2 -2 -6-11 -8 -3 1 2 2 3 5 7 12 20 24 25 RH 83 83 87 83 87 91 91 91 72 60 76 95100 96 87 92 88 85 92 Wind dir N N N N NW NW NW NW W SW S S S S S S S S S Wind spd 11 12 11 10 9 8 8 8 6 6 5 6 8 9 10 16 19 18 12 Clouds OV OV OV OV B1 FW FW FW FW CL CL FW SC B1 B2 B2 OV OV OV PoP 12hr 100 60 0 0 60 QPF 12hr 0.10 0.02 0 0 0.09 Snow 12hr 2 T 00-00 Snow D D L C S S L L D Wind chill -6 -5 -7-10-14-19-26-21 -8 1 -2 -9-12 -8 -4 -2 8 15 16 Min chill -10 -8 -15 -28 -28 -6 -13 -12 -4 11 Cold Weather Y Y Y Winter Weath Y Y Y Y Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 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 13 24 -7 7 -13 9 -10 8 Temp 26 19 17 13 3 -4 3 1 -9 -8 3 5 -4 -8 3 2 Dewpt 25 19 16 10 1 -6 -2 -4-12 -11 0 -1 -6 -10 -2 -4 PWind dir S N N NW NW E N N Wind char GN BZ GN GN LT LT LT LT Avg clouds OV OV B2 B2 B2 B1 SC SC SC B1 B2 B2 B2 B1 SC SC PoP 12hr 80 40 10 5 10 60 30 20 Snow D L C C L C C S S $$ IAZ094-122200- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 18 -2 17 6 35 Temp 17 17 15 11 7 3 0 3 13 17 14 10 8 9 12 17 26 32 32 Dewpt 12 13 11 7 5 1 -2 0 4 6 6 7 7 7 9 14 21 24 25 RH 80 84 84 83 91 91 91 87 67 61 70 87 96 91 87 88 81 72 75 Wind dir N N N NW NW NW NW NW W SW S S S S S S S S S Wind spd 11 12 12 12 11 10 9 8 8 6 5 5 8 9 10 13 18 18 13 Wind gust 23 24 29 31 24 Clouds OV OV OV B2 B2 FW FW CL CL CL CL FW FW SC B1 B1 OV OV OV PoP 12hr 100 30 0 0 30 QPF 12hr 0.13 0.01 0 0 0.02 Snow 12hr 2 T 00-00 Flurries C Rain S Snow D D C C C S Wind chill 4 4 1 -4 -8-12-15-10 2 8 5 0 -4 -4 -2 3 13 20 22 Min chill -2 0 -9 -16 -18 2 -5 -5 -1 15 Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 26 33 3 11 -4 17 0 13 Temp 31 30 27 21 12 5 8 7 -1 0 11 13 8 3 10 10 Dewpt 30 30 26 18 9 2 1 1 -4 -2 6 8 5 1 5 4 PWind dir S N N NW NW E NE NE Wind char GN GN BZ GN LT GN GN GN Avg clouds OV OV OV OV OV B2 SC FW SC B1 B2 B2 B2 B2 B1 B2 PoP 12hr 40 50 20 5 5 50 30 40 Frzg rain S C Rain S Snow S C C C S C C C C C C $$ IAZ017-122200- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 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 -10 8 -4 28 Temp 8 9 7 5 3 -3 -8 -7 1 7 3 0 -1 3 8 12 20 24 25 Dewpt 3 5 4 2 -1 -5-11-10 -5 -2 -3 -3 -1 3 5 9 17 22 22 RH 79 83 87 87 83 91 86 86 75 66 75 87100100 87 87 88 92 88 Wind dir N N N N NW NW NW NW W W S S S S S S S S S Wind spd 10 12 11 11 11 11 11 11 10 8 5 8 10 10 11 16 19 19 13 Wind gust 26 31 31 24 Clouds OV OV OV OV B2 SC FW FW FW CL CL FW SC SC B2 B2 OV B2 OV PoP 12hr 100 60 0 0 60 QPF 12hr 0.09 0.02 0 0 0.14 Snow 12hr 2 T 00-00 Snow D D L C L L D Wind chill -6 -7 -8-11-14-21-27-26-15 -6 -8-13-17-12 -7 -5 4 10 13 Min chill -10 -9 -15 -27 -30 -12 -17 -16 -8 6 Cold Weather Y Y Y Winter Weath Y Y Y Y Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 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 14 23 -6 5 -15 6 -13 7 Temp 23 19 17 14 4 -3 0 -1-11 -11 0 2 -7 -10 2 1 Dewpt 23 19 17 10 2 -6 -4 -6-14 -15 -3 -4 -9 -13 -2 -5 PWind dir SE N N NW NW N N N Wind char GN BZ BZ GN LT LT LT GN Avg clouds OV B2 B2 B2 B2 B1 SC SC SC SC B2 B2 B1 SC SC SC PoP 12hr 80 30 10 0 5 50 20 10 Snow D L C S C C S $$ IAZ049-122200- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 15 -5 11 0 30 Temp 14 14 11 9 5 0 -4 -3 5 11 6 2 1 5 8 13 22 27 27 Dewpt 10 11 10 6 2 -2 -6 -5 -1 2 0 0 1 4 5 11 18 23 23 RH 84 88 96 87 87 91 91 91 76 66 76 91100 95 87 91 84 85 85 Wind dir NE N N N NW NW NW NW W W S S S S S S S S S Wind spd 12 13 13 13 12 11 10 10 10 6 3 5 6 8 9 13 18 18 13 Wind gust 28 31 Clouds OV OV OV OV B2 FW FW FW CL CL CL FW FW SC B1 B2 B2 OV OV PoP 12hr 100 70 0 0 60 QPF 12hr 0.15 0.03 0 0 0.13 Snow 12hr 3 1 00-00 Snow D D L C L L L Wind chill 0 -1 -4 -7-11-17-21-20-10 -1 -1 -9-11 -8 -5 -2 7 14 16 Min chill -4 -5 -12 -22 -24 -8 -12 -11 -5 10 Cold Weather Y Y Y Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 20 29 -2 7 -12 9 -8 9 Temp 26 24 23 18 9 1 3 2 -8 -9 2 5 -1 -6 4 4 Dewpt 26 24 23 16 7 -2 0 -3-10 -11 -1 1 -4 -8 1 -1 PWind dir S N N NW NW NE N N Wind char GN GN GN GN LT LT LT GN Avg clouds OV OV B2 B2 B2 B2 SC SC SC SC B2 B2 B2 B1 SC SC PoP 12hr 70 40 20 0 5 50 30 20 Snow L L C C S C C C S S $$ IAZ086-122200- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1015 AM CST Wed Feb 12 2025 Date Wed 02/12/25 Thu 02/13/25 Fri 02/14/25 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 20 1 16 6 33 Temp 20 19 17 14 11 7 2 4 12 16 13 8 7 8 10 16 25 30 31 Dewpt 16 17 16 12 8 4 0 1 5 6 6 5 6 6 7 13 20 24 25 RH 84 92 96 92 87 87 91 87 73 64 73 87 96 91 87 88 81 78 78 Wind dir NE N N NW NW NW NW NW W W SW S S S S S S S S Wind spd 11 11 12 13 13 12 12 11 11 6 3 4 5 6 9 12 17 17 13 Wind gust 23 27 28 24 Clouds OV OV OV OV B2 B1 FW CL CL CL CL FW FW SC B1 B1 OV B2 OV PoP 12hr 100 60 0 0 40 QPF 12hr 0.14 0.02 0 0 0.06 Snow 12hr 2 T 00-00 Snow D D L C C C L Wind chill 8 7 4 -1 -5-10-15-12 -2 6 7 -2 -4 -3 -3 2 12 18 21 Min chill 4 4 -6 -15 -16 -1 -5 -5 -2 14 Winter Storm W W W W Date Sat 02/15/25 Sun 02/16/25 Mon 02/17/25 Tue 02/18/25 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 33 4 12 -7 13 -2 12 Temp 31 29 30 25 16 7 8 6 -1 -4 7 11 6 0 9 9 Dewpt 29 29 30 23 14 5 4 1 -5 -7 4 6 4 -2 6 4 PWind dir S N N NW NW NE NE N Wind char GN GN BZ GN LT LT GN GN Avg clouds OV OV OV B2 OV B2 B1 SC FW SC B2 B2 B2 B1 B1 B1 PoP 12hr 60 60 30 5 5 50 40 30 Snow L C L C C C C C S S C $$