Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
648 FOUS53 KDMX 050415 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1015 PM CST Wed Dec 4 2024 IAZ060-051000- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 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 21 14 37 24 Temp 14 12 11 12 18 21 18 16 15 15 17 23 33 37 31 27 26 26 25 Dewpt 0 0 0 2 5 7 7 7 6 7 7 8 13 18 18 19 20 22 22 RH 53 58 60 63 56 54 61 67 67 70 64 52 43 46 58 71 78 85 88 Wind dir NW NW NW NW NW NW NW NW SW SW SW SW SW SW SW SW SW SW SW Wind spd 19 17 17 13 11 6 2 2 2 2 5 6 9 8 5 4 4 4 4 Wind gust 31 29 28 Clouds FW SC FW SC FW FW FW SC B1 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill -3 -6 -6 -2 6 12 9 15 25 31 25 Min chill -4 -8 -7 7 12 7 9 24 19 18 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 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 49 36 54 36 46 24 32 19 35 Temp 44 41 40 39 50 49 42 37 42 38 30 25 30 28 23 20 32 30 Dewpt 30 33 36 38 44 44 40 34 32 28 24 19 17 16 15 14 16 19 PWind dir SW SW SW SW NW NW NW NW W Wind char LT GN GN LT GN GN GN LT LT Avg clouds FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 SC SC FW SC SC PoP 12hr 0 0 5 10 10 10 5 0 0 $$ IAZ039-051000- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 7 19 9 33 20 Temp 11 9 8 12 17 18 16 12 11 10 12 18 28 32 27 25 25 24 23 Dewpt -1 0 1 3 6 8 7 6 6 5 6 8 12 16 18 18 18 18 19 RH 57 66 72 66 61 64 67 76 80 80 76 64 50 51 68 74 74 77 84 Wind dir NW NW NW NW NW NW NW NW W SW SW SW SW SW SW SW SW SW SW Wind spd 24 23 19 17 14 10 5 2 2 2 5 8 10 10 5 4 3 3 3 Wind gust 39 39 32 27 Clouds B1 B1 B1 SC FW FW FW FW SC B1 SC FW FW FW SC SC SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs Wind chill -9-11-11 -5 2 6 7 4 9 18 24 20 19 17 Min chill -10 -13 -11 3 4 3 4 19 17 16 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 44 33 51 34 44 22 30 16 31 Temp 38 37 36 36 46 44 39 35 40 35 28 24 27 24 21 18 28 25 Dewpt 27 31 32 34 42 42 39 34 33 28 22 17 15 14 12 12 13 16 PWind dir SW SW SW SW NW NW NW NW W Wind char LT GN GN LT GN GN GN LT GN Avg clouds FW FW SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 0 0 5 20 10 10 5 0 0 Rain S $$ IAZ048-051000- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 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 8 20 12 36 22 Temp 12 10 8 11 17 19 16 13 13 13 15 21 31 35 28 25 24 24 23 Dewpt 0 0 1 3 6 8 8 7 7 7 8 10 15 19 20 20 21 22 22 RH 58 63 72 69 61 61 70 76 76 76 73 62 51 52 71 81 88 92 96 Wind dir NW NW NW NW NW NW NW NW SW SW S SW SW SW SW SW SW SW SW Wind spd 21 20 17 14 12 8 3 1 1 2 4 6 10 8 5 3 2 2 3 Wind gust 33 33 29 Clouds SC SC SC SC FW FW FW B1 B1 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snowshwrs Wind chill -7 -9-10 -5 4 10 8 12 22 28 22 Min chill -7 -11 -10 6 8 6 7 22 20 18 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 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 47 34 53 33 44 22 31 17 33 Temp 41 38 36 37 48 46 39 34 40 35 27 23 28 25 20 18 30 28 Dewpt 30 33 34 37 45 44 39 34 32 28 23 18 17 16 14 13 16 19 PWind dir SW SW SW SW NW NW NW NW W Wind char LT GN GN LT GN GN GN LT LT Avg clouds FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 SC FW FW SC SC PoP 12hr 0 0 5 10 10 10 5 0 0 $$ IAZ004-051000- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 4 17 10 34 20 Temp 8 6 4 7 14 17 14 12 13 12 14 19 29 33 27 25 24 23 23 Dewpt -1 -2 -1 1 5 6 6 5 5 5 5 9 16 21 21 20 20 20 21 RH 66 69 79 76 67 61 70 73 70 73 67 64 58 61 78 81 84 88 92 Wind dir NW NW NW NW NW NW W SW SW SW SW SW W W W W SW SW SW Wind spd 25 21 18 13 11 6 2 3 4 6 10 10 10 9 5 5 5 5 5 Wind gust 37 35 29 Clouds B1 B1 B1 SC SC SC SC B1 B1 B1 FW FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snowshwrs Wind chill -14-15-16-10 0 8 5 2 1 8 20 25 20 18 17 16 16 Min chill -15 -17 -15 3 4 1 2 20 17 15 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 44 31 48 28 38 16 26 14 29 Temp 38 37 35 33 43 40 33 30 34 29 23 18 23 22 18 16 27 25 Dewpt 30 30 29 30 38 37 32 29 27 23 17 12 13 13 12 11 16 17 PWind dir SW SW SW W NW NW NW W W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW FW SC B1 B1 B1 B1 B1 B2 B1 SC SC SC SC SC SC PoP 12hr 0 0 5 5 5 5 5 0 0 $$ IAZ035-051000- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 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 19 11 35 21 Temp 11 8 6 9 16 18 15 12 12 12 15 20 30 34 28 24 23 23 23 Dewpt -1 -1 0 2 5 7 6 6 5 6 6 10 15 20 21 19 20 20 21 RH 57 66 76 72 61 61 67 76 73 76 67 64 53 56 75 81 88 88 92 Wind dir NW NW NW NW NW NW NW W SW S SW SW SW SW SW SW SW SW SW Wind spd 21 19 16 13 11 5 2 1 2 3 5 6 9 8 4 3 2 2 3 Wind gust 34 32 26 Clouds SC SC SC SC FW FW SC B1 B1 B1 SC FW FW CL FW SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snowshwrs Wind chill -9-11-12 -7 3 10 6 11 22 28 Min chill -10 -13 -12 6 7 4 7 22 18 17 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 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 47 31 52 30 42 19 30 15 33 Temp 41 37 35 34 47 42 36 32 38 32 24 21 27 24 19 18 29 26 Dewpt 30 31 32 33 42 40 35 31 30 25 20 15 15 14 12 12 16 18 PWind dir SW SW SW W NW NW NW NW W Wind char LT GN GN LT GN GN GN LT GN Avg clouds FW FW FW FW SC B1 B1 SC B1 B1 B1 B1 B1 SC SC FW SC SC PoP 12hr 0 0 5 5 5 5 5 0 0 $$ IAZ094-051000- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 11 24 15 38 25 Temp 16 14 11 14 20 24 21 19 17 16 17 23 33 37 31 27 26 26 25 Dewpt 1 0 0 2 3 4 5 6 6 6 6 8 12 16 18 19 20 22 23 RH 51 53 60 58 47 41 49 56 61 64 61 52 41 42 58 71 78 85 92 Wind dir NW NW N N N NW N N SW SW SW SW SW SW SW SW SW SW SW Wind spd 18 17 17 13 10 5 2 2 2 3 5 8 10 9 5 5 4 4 5 Wind gust 28 28 Clouds CL CL FW CL CL FW SC SC B1 SC FW FW FW CL CL FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 0 -3 -6 -1 8 17 8 14 25 30 25 21 20 20 18 Min chill 0 -7 -6 11 13 6 8 24 19 17 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 36 54 37 47 24 33 19 37 Temp 43 40 39 39 49 48 42 37 43 38 30 25 31 28 23 20 33 30 Dewpt 30 34 38 39 45 45 42 37 34 29 24 19 18 16 16 15 18 20 PWind dir SW SW SW SW NW NW NW NW W Wind char GN GN GN LT GN GN GN LT LT Avg clouds FW FW FW FW SC SC SC B1 SC B1 B1 B1 SC SC FW FW FW SC PoP 12hr 0 0 5 10 10 10 5 0 0 $$ IAZ017-051000- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 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 4 16 8 32 19 Temp 7 6 5 8 15 16 13 10 10 10 12 17 27 30 26 24 22 22 21 Dewpt -2 -1 0 2 6 7 6 5 4 4 5 8 13 18 18 18 18 19 19 RH 66 72 79 76 67 67 73 80 76 76 73 67 55 60 71 77 84 88 92 Wind dir NW NW NW NW NW NW NW W SW SW SW SW SW SW SW W SW SW SW Wind spd 25 23 20 17 13 9 4 2 2 3 6 9 10 9 5 4 4 4 4 Wind gust 40 37 33 Clouds B1 B1 B1 SC SC FW SC SC SC B1 SC FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs Wind chill -15-15-15-10 0 4 5 4 2 7 17 22 19 18 16 15 Min chill -15 -17 -15 1 2 1 2 18 16 13 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 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 43 31 48 30 39 17 26 13 29 Temp 37 36 34 33 43 40 35 32 36 30 23 19 24 21 17 15 26 24 Dewpt 28 30 30 31 40 39 35 31 30 25 18 13 14 13 11 10 14 16 PWind dir SW SW SW SW NW NW NW NW W Wind char GN GN GN GN GN GN GN LT GN Avg clouds FW FW FW FW SC B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC PoP 12hr 0 0 10 5 10 5 5 0 0 $$ IAZ049-051000- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 Sat CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 7 19 10 34 21 Temp 11 9 7 10 17 19 15 11 11 11 12 19 28 32 26 24 23 23 22 Dewpt -1 0 0 2 6 8 8 6 6 6 6 9 13 17 18 18 19 19 20 RH 57 66 72 69 61 61 73 80 80 80 76 64 53 53 71 77 84 84 92 Wind dir NW NW NW NW NW NW NW NW W SW SW SW SW SW SW SW SW SW SW Wind spd 23 20 18 16 13 8 3 2 1 2 5 8 10 9 5 4 3 3 4 Wind gust 35 34 29 Clouds B1 SC SC SC FW FW FW SC B1 B1 SC FW FW FW FW SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snowshwrs Wind chill -9-10-12 -7 3 9 9 4 10 19 24 20 Min chill -9 -13 -12 5 5 3 4 19 17 16 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 33 52 34 44 21 30 16 32 Temp 39 37 35 36 47 45 39 34 40 35 26 22 27 24 19 18 28 25 Dewpt 28 31 32 36 44 43 39 34 33 28 22 16 16 15 13 12 15 17 PWind dir SW SW SW SW NW NW NW NW W Wind char GN GN GN LT GN GN GN LT GN Avg clouds FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 SC FW FW SC SC PoP 12hr 0 0 5 10 10 10 5 0 0 $$ IAZ086-051000- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1015 PM CST Wed Dec 4 2024 Date 12/04/24 Thu 12/05/24 Fri 12/06/24 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 21 12 36 23 Temp 15 12 11 13 19 21 18 15 13 13 14 21 31 35 30 27 25 25 25 Dewpt 0 1 1 3 6 8 8 8 7 7 7 9 11 16 16 18 19 20 21 RH 50 60 63 63 56 56 64 73 76 76 73 59 43 45 55 68 78 81 84 Wind dir NW NW NW NW NW NW NW NW W SW SW SW SW SW SW SW SW SW SW Wind spd 21 20 19 16 14 9 4 3 2 2 4 6 10 9 5 5 5 5 5 Wind gust 34 34 31 27 Clouds SC FW FW FW CL CL FW FW B1 B1 SC FW FW CL FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Wind chill -4 -7 -7 -4 5 11 12 6 12 23 28 24 20 18 18 18 Min chill -5 -9 -8 7 8 5 6 23 17 17 Date 12/07/24 Sun 12/08/24 Mon 12/09/24 Tue 12/10/24 Wed 12/11/24 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 47 36 54 38 48 25 32 18 33 Temp 42 39 39 39 49 48 44 39 44 40 31 26 30 28 22 20 31 29 Dewpt 29 32 36 38 44 46 43 38 37 31 25 21 19 18 16 14 16 19 PWind dir SW SW SW SW NW NW NW NW W Wind char GN GN GN GN GN GN GN LT GN Avg clouds FW FW FW SC SC SC B1 B2 B1 B1 B1 B2 B1 SC SC FW FW SC PoP 12hr 0 0 5 20 10 10 10 0 0 Rain S S $$