Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
214 FOUS53 KDMX 281847 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 147 PM CDT Mon Sep 28 2026 IAZ060-282100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 72 59 76 66 72 Temp 72 68 62 60 59 59 65 72 75 72 69 68 67 66 67 69 71 70 Dewpt 61 61 60 57 55 53 56 61 65 65 65 65 66 66 66 67 69 68 RH 68 78 93 90 87 80 73 68 71 79 87 90 97100 97 93 93 93 Wind dir SE SE SE SE SE SE S S S S S S S S S S S SE Wind spd 5 4 4 5 5 5 8 10 11 9 8 6 6 8 9 10 8 5 Clouds SC FW FW SC SC B1 B1 B1 B1 B2 B2 B2 OV OV B2 OV OV OV PoP 12hr 0 0 10 80 90 QPF 12hr 0 0 0 0.39 0.63 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D D D D D Tstms S S S S S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 66 52 64 50 64 53 63 Temp 68 65 64 62 56 52 60 60 54 51 61 61 56 53 60 58 Dewpt 68 65 61 55 51 48 51 54 52 51 55 57 55 51 51 50 PWind dir SW N N NE E SE W N Wind char LT GN GN LT LT LT LT LT Avg clouds OV OV OV OV B2 B1 SC FW SC SC SC B1 B1 SC SC SC PoP 12hr 100 70 30 10 5 10 5 5 Rain shwrs D D L C C C Tstms C C S S $$ IAZ039-282100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 55 73 63 70 Temp 71 69 62 59 57 55 63 68 72 70 66 66 65 63 66 67 70 68 Dewpt 62 61 60 58 55 54 57 59 62 63 63 63 64 63 66 67 67 66 RH 73 76 93 96 93 96 81 73 71 78 90 90 97100100100 90 93 Wind dir SE SE SE SE SE SE S S S S S S S S S S S S Wind spd 4 4 4 4 5 5 9 11 13 10 10 8 8 8 10 11 10 8 Clouds B1 SC SC SC B1 B1 B1 B2 B1 B1 B1 B2 OV OV OV OV OV OV PoP 12hr 0 0 20 90 100 QPF 12hr 0 0 0 0.39 1.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C D D D D D Tstms S S S S S S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 67 48 64 47 65 50 63 Temp 66 62 65 61 53 49 60 60 51 48 61 61 54 50 60 58 Dewpt 66 62 59 52 48 46 49 50 49 48 53 54 52 49 49 47 PWind dir SW N N NE E SE W NW Wind char LT GN GN GN LT LT LT GN Avg clouds OV OV OV B2 B2 B1 SC FW FW FW SC B1 B1 SC SC SC PoP 12hr 90 60 20 10 20 10 10 5 Rain shwrs D D L C S S S Tstms C S S $$ IAZ048-282100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 72 57 74 64 71 Temp 72 67 62 60 58 58 63 70 73 70 67 67 66 65 67 68 70 69 Dewpt 63 62 61 59 56 54 57 61 65 66 66 66 66 65 67 68 69 68 RH 73 84 97 96 93 86 81 73 76 87 97 97100100100100 97 97 Wind dir SE SE SE SE SE SE S S S S S S S S S S S SE Wind spd 5 4 4 4 5 5 9 10 11 8 8 5 5 6 9 10 8 5 Clouds B1 SC SC B1 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV OV PoP 12hr 0 0 20 100 90 QPF 12hr 0 0 0.02 0.52 0.86 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C D D D D D D Tstms S S S S S S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 66 50 64 49 64 51 63 Temp 67 63 64 60 55 50 60 59 52 49 60 60 55 52 59 57 Dewpt 67 63 59 53 50 47 50 53 51 49 55 56 55 51 50 49 PWind dir SW N N NE E SE W N Wind char LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV B2 B1 SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 90 60 20 5 10 10 5 5 Rain shwrs D D L C S S Tstms C S S $$ IAZ004-282100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 58 67 61 69 Temp 69 67 62 60 60 59 62 63 66 67 64 63 63 62 65 67 69 67 Dewpt 63 63 60 59 57 56 58 61 64 65 64 63 63 62 65 66 66 65 RH 81 87 93 96 90 90 87 93 93 93100100100100100 97 90 93 Wind dir S S S S S S S S S S S S S S S S SW SW Wind spd 10 8 9 10 11 12 13 14 13 9 8 6 4 3 3 4 4 3 Wind gust 24 26 Clouds B2 SC B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 PoP 12hr 5 5 70 80 80 QPF 12hr 0 0 0.16 0.42 0.78 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L D D C L D D D D C Tstms S S S Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 61 47 62 47 62 49 58 Temp 62 57 59 58 51 47 59 58 51 48 60 60 54 49 56 55 Dewpt 61 53 48 47 43 41 45 49 47 46 51 53 50 45 45 44 PWind dir NW N N E SE S NW N Wind char LT GN LT LT LT GN LT GN Avg clouds OV B2 B2 B1 SC SC FW FW FW FW SC SC SC SC SC FW PoP 12hr 50 10 5 0 5 10 5 5 Rain shwrs C S $$ IAZ035-282100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 71 58 71 63 70 Temp 71 67 62 60 59 59 63 67 70 68 66 66 65 64 67 68 69 68 Dewpt 64 63 61 59 58 55 58 61 66 66 66 66 65 64 67 68 68 68 RH 79 87 97 96 96 87 84 81 87 93100100100100100100 97100 Wind dir S SE SE SE SE S S S S S S S S S S S S S Wind spd 5 4 5 5 6 8 9 11 9 6 6 5 4 5 6 6 4 3 Clouds B1 SC SC B1 B2 B2 OV B2 OV OV B2 OV OV OV OV OV OV OV PoP 12hr 0 0 50 100 90 QPF 12hr 0 0 0.09 0.76 1.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C D D D D D D Tstms S C C C S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 64 47 63 48 64 50 61 Temp 65 60 62 59 52 48 60 58 52 48 61 60 55 50 58 55 Dewpt 65 60 54 50 47 44 48 52 50 48 54 56 54 49 49 48 PWind dir W N N NE SE S W N Wind char LT GN LT LT LT LT LT LT Avg clouds OV OV OV B2 B1 SC SC FW FW SC SC B1 B1 SC SC FW PoP 12hr 80 40 5 5 5 10 5 5 Rain shwrs D L C Tstms C S $$ IAZ094-282100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 58 76 65 73 Temp 71 66 61 60 59 58 64 73 76 72 69 68 67 65 66 71 73 71 Dewpt 60 61 59 56 53 52 57 62 65 65 65 65 65 64 65 67 69 69 RH 68 84 93 87 80 80 78 68 69 79 87 90 93 97 97 87 87 93 Wind dir SE SE SE SE SE SE S S S SE S S S S S S S S Wind spd 5 3 4 5 5 6 9 11 11 8 8 6 6 9 9 10 9 5 Clouds FW FW FW SC SC B1 B1 SC B1 B1 B2 OV OV B2 OV B2 OV B2 PoP 12hr 0 0 5 60 70 QPF 12hr 0 0 0 0.23 0.38 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L L D Tstms S S S S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 67 53 64 50 65 52 64 Temp 68 65 66 61 58 53 62 59 54 50 63 61 56 53 63 58 Dewpt 68 65 65 59 54 50 55 56 53 50 58 59 56 52 54 52 PWind dir S N N NE E SE W N Wind char LT GN GN GN LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B1 SC SC B1 B1 B1 B1 B1 SC FW PoP 12hr 100 90 40 20 10 10 10 5 Rain shwrs D D D L C C S Tstms C C S S $$ IAZ017-282100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 70 55 70 61 70 Temp 70 67 61 60 57 56 62 66 69 67 64 64 63 62 66 67 69 67 Dewpt 63 62 61 59 56 54 57 59 62 63 64 64 63 62 66 67 67 66 RH 78 84100 96 96 93 84 78 78 87100100100100100100 93 97 Wind dir S SE SE S S S S S S S S S S S S S S S Wind spd 5 4 5 5 6 8 10 11 11 9 9 6 4 4 6 6 5 3 Clouds B2 B1 B1 B1 B1 B2 B2 OV B1 B2 B2 OV OV OV OV OV OV B2 PoP 12hr 0 0 50 90 90 QPF 12hr 0 0 0.07 0.42 1.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C D D D D D D Tstms S S S S S S S Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 64 45 64 44 64 47 61 Temp 64 58 62 58 51 46 60 58 50 45 61 59 54 48 58 55 Dewpt 64 58 52 48 45 42 46 49 47 45 52 52 51 47 47 44 PWind dir W N N NE SE S W NW Wind char LT GN LT LT LT LT LT GN Avg clouds OV OV B2 B2 B1 SC SC FW FW SC SC SC B1 SC SC FW PoP 12hr 80 30 5 5 5 10 5 5 Rain shwrs D L C S Tstms S $$ IAZ049-282100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 55 73 63 70 Temp 70 67 61 58 57 55 62 68 72 70 66 65 65 63 66 67 69 69 Dewpt 62 61 59 57 54 53 56 60 63 64 63 64 64 63 66 66 67 67 RH 76 81 93 96 90 93 81 76 73 81 90 97 97100100 97 93 93 Wind dir SE SE SE SE SE SE S S S S S S S S S S S S Wind spd 3 3 4 4 4 5 8 10 11 8 8 6 6 6 9 10 8 5 Clouds B1 SC SC FW SC SC B1 B2 SC B1 B1 OV B2 OV OV OV B2 OV PoP 12hr 0 0 10 90 90 QPF 12hr 0 0 0 0.36 0.85 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L D D D D D Tstms S S S S S S S S C Flood A A A A A A A A A Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 66 48 63 47 63 50 61 Temp 66 63 63 60 54 49 59 58 52 47 59 60 55 50 58 56 Dewpt 66 63 59 53 49 46 50 52 49 47 54 55 53 49 50 48 PWind dir SW N N NE E SE W N Wind char LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV B2 B1 SC SC FW SC SC B1 B1 SC SC SC PoP 12hr 90 60 20 10 10 10 5 5 Rain shwrs D D L C S S S Tstms C C S S $$ IAZ086-282100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 147 PM CDT Mon Sep 28 2026 Date Mon 09/28/26 Tue 09/29/26 Wed 09/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 73 56 77 66 73 Temp 73 68 61 59 56 56 64 72 76 73 69 68 67 66 67 68 72 72 Dewpt 61 61 59 56 54 52 57 62 65 64 63 62 63 64 66 68 70 69 RH 66 78 93 90 93 86 78 71 69 73 81 81 87 93 97100 93 90 Wind dir SE E SE SE SE SE S S S SE S S S S S S S SE Wind spd 2 2 3 4 4 5 6 9 9 6 8 6 6 6 8 9 6 4 Clouds FW FW FW FW FW FW SC B1 SC SC B1 B2 B2 OV B2 B2 B2 B2 PoP 12hr 0 0 0 70 70 QPF 12hr 0 0 0 0.17 0.46 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L L L Tstms S S S S Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 69 54 65 51 66 53 65 Temp 68 67 67 65 58 54 60 61 54 51 61 62 57 53 60 60 Dewpt 68 67 66 62 56 53 56 56 54 51 59 60 56 53 55 53 PWind dir S NW N NE E SE SW N Wind char LT GN GN LT LT LT LT LT Avg clouds B2 OV OV B2 B2 B2 B1 SC SC SC B1 B1 B1 SC SC SC PoP 12hr 80 80 50 20 10 20 10 10 Rain shwrs L D D L C C S S Tstms S C S C $$