Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
268 FOUS53 KDMX 282302 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 602 PM CDT Mon Sep 28 2026 IAZ060-290900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 59 76 66 72 64 Temp 69 62 60 59 59 65 72 75 72 69 68 67 66 67 69 71 70 68 68 66 65 Dewpt 61 60 57 55 53 56 61 65 65 65 65 66 66 66 67 69 68 68 68 66 65 RH 76 93 90 87 80 73 68 71 79 87 90 97100 97 93 93 93100100100100 Wind dir SE SE SE SE SE S S S S S S S S S S S SE S SW W N Wind spd 4 4 5 5 5 8 10 11 9 8 6 6 8 9 10 8 5 4 4 3 6 Clouds FW FW SC SC B1 B1 B1 B1 B2 B2 B2 OV OV B2 OV OV OV OV OV OV OV PoP 12hr 0 10 80 90 100 QPF 12hr 0 0 0.39 0.63 1.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D D D D D D D D L Tstms S S S S S S S C C C S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 52 64 50 64 53 63 49 60 Temp 64 62 56 52 60 60 54 51 61 61 56 53 60 58 52 49 58 56 Dewpt 61 55 51 48 51 54 52 51 55 57 55 51 51 50 46 44 48 50 PWind dir N N NE E SE W N N SE Wind char GN GN LT LT LT LT LT LT LT Avg clouds OV OV B2 B1 SC FW SC SC SC B1 B1 SC SC SC FW FW SC FW PoP 12hr 70 30 10 5 10 5 5 0 0 Rain shwrs L C C C Tstms S S $$ IAZ039-290900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 73 63 70 61 Temp 67 62 59 57 55 63 68 72 70 66 66 65 63 66 67 70 68 66 66 64 62 Dewpt 61 60 58 55 54 57 59 62 63 63 63 64 63 66 67 67 66 66 66 64 62 RH 81 93 96 93 96 81 73 71 78 90 90 97100100100 90 93100100100100 Wind dir SE SE SE SE SE S S S S S S S S S S S S S S W NW Wind spd 4 4 4 5 5 9 11 13 10 10 8 8 8 10 11 10 8 5 3 4 6 Clouds SC SC SC B1 B1 B1 B2 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV PoP 12hr 0 20 90 100 90 QPF 12hr 0 0 0.39 1.01 1.00 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C D D D D D D D D L Tstms S S S S S S S S C S S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 48 64 47 65 50 63 44 60 Temp 65 61 53 49 60 60 51 48 61 61 54 50 60 58 48 44 56 56 Dewpt 59 52 48 46 49 50 49 48 53 54 52 49 49 47 44 41 46 47 PWind dir N N NE E SE W NW N W Wind char GN GN GN LT LT LT GN LT LT Avg clouds OV B2 B2 B1 SC FW FW FW SC B1 B1 SC SC SC FW FW FW FW PoP 12hr 60 20 10 20 10 10 5 0 5 Rain shwrs L C S S S Tstms S $$ IAZ048-290900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 57 74 64 71 62 Temp 68 62 60 58 58 63 70 73 70 67 67 66 65 67 68 70 69 68 67 65 63 Dewpt 62 61 59 56 54 57 61 65 66 66 66 66 65 67 68 69 68 68 67 65 63 RH 81 97 96 93 86 81 73 76 87 97 97100100100100 97 97100100100100 Wind dir SE SE SE SE SE S S S S S S S S S S S SE S SW W N Wind spd 4 4 4 5 5 9 10 11 8 8 5 5 6 9 10 8 5 3 2 3 6 Clouds SC SC B1 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 0 20 100 90 90 QPF 12hr 0 0.02 0.52 0.86 1.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C D D D D D D D D D L Tstms S S S S S S S S C C S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 50 64 49 64 51 63 47 60 Temp 64 60 55 50 60 59 52 49 60 60 55 52 59 57 51 47 56 55 Dewpt 59 53 50 47 50 53 51 49 55 56 55 51 50 49 46 43 48 50 PWind dir N N NE E SE W N N SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV OV B2 B1 SC SC SC SC SC B1 B1 SC SC SC FW FW SC FW PoP 12hr 60 20 5 10 10 5 5 0 0 Rain shwrs L C S S Tstms S $$ IAZ004-290900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 67 61 69 57 Temp 66 62 60 60 59 62 63 66 67 64 63 63 62 65 67 69 67 63 62 59 57 Dewpt 62 60 59 57 56 58 61 64 65 64 63 63 62 65 66 66 65 63 61 58 53 RH 87 93 96 90 90 87 93 93 93100100100100100 97 90 93100 97 96 86 Wind dir S S S S S S S S S S S S S S S SW SW NW NW NW N Wind spd 8 9 10 11 12 13 14 13 9 8 6 4 3 3 4 4 3 3 4 10 14 Wind gust 24 26 Clouds SC B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 PoP 12hr 5 70 80 80 50 QPF 12hr 0 0.16 0.42 0.78 0.39 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L D D C L D D D D C C S S Tstms S S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 47 62 47 62 49 58 43 57 Temp 59 58 51 47 59 58 51 48 60 60 54 49 56 55 47 44 55 55 Dewpt 48 47 43 41 45 49 47 46 51 53 50 45 45 44 41 40 44 47 PWind dir N N E SE S NW N NW S Wind char GN LT LT LT GN LT GN LT LT Avg clouds B2 B1 SC SC FW FW FW FW SC SC SC SC SC FW FW FW SC FW PoP 12hr 10 5 0 5 10 5 5 0 0 $$ IAZ035-290900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 58 71 63 70 59 Temp 68 62 60 59 59 63 67 70 68 66 66 65 64 67 68 69 68 66 65 63 60 Dewpt 61 61 59 58 55 58 61 66 66 66 66 65 64 67 68 68 68 66 65 63 60 RH 78 97 96 96 87 84 81 87 93100100100100100100 97100100100100100 Wind dir SE SE SE SE S S S S S S S S S S S S S S W NW N Wind spd 4 5 5 6 8 9 11 9 6 6 5 4 5 6 6 4 3 2 2 4 9 Clouds SC SC B1 B2 B2 OV B2 OV OV B2 OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 0 50 100 90 80 QPF 12hr 0 0.09 0.76 1.13 1.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C D D D D D D D L L C Tstms S C C C S S S C S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 64 47 63 48 64 50 61 45 59 Temp 62 59 52 48 60 58 52 48 61 60 55 50 58 55 48 45 56 55 Dewpt 54 50 47 44 48 52 50 48 54 56 54 49 49 48 45 42 46 49 PWind dir N N NE SE S W N N SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B1 SC SC FW FW SC SC B1 B1 SC SC FW FW FW SC FW PoP 12hr 40 5 5 5 10 5 5 0 0 Rain shwrs C $$ IAZ094-290900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 76 65 73 64 Temp 68 61 60 59 58 64 73 76 72 69 68 67 65 66 71 73 71 69 68 67 65 Dewpt 60 59 56 53 52 57 62 65 65 65 65 65 64 65 67 69 69 69 68 67 65 RH 76 93 87 80 80 78 68 69 79 87 90 93 97 97 87 87 93100100100100 Wind dir SE SE SE SE SE S S S SE S S S S S S S S S SW SW S Wind spd 3 4 5 5 6 9 11 11 8 8 6 6 9 9 10 9 5 5 4 4 5 Clouds FW FW SC SC B1 B1 SC B1 B1 B2 OV OV B2 OV B2 OV B2 OV OV OV OV PoP 12hr 0 5 60 70 100 QPF 12hr 0 0 0.23 0.38 0.96 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L L D D D D D Tstms S S S S S S C C C C S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 53 64 50 65 52 64 48 62 Temp 66 61 58 53 62 59 54 50 63 61 56 53 63 58 52 48 60 56 Dewpt 65 59 54 50 55 56 53 50 58 59 56 52 54 52 48 44 50 52 PWind dir N N NE E SE W N N E Wind char GN GN GN LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B1 SC SC B1 B1 B1 B1 B1 SC FW FW SC SC FW PoP 12hr 90 40 20 10 10 10 5 0 0 Rain shwrs D L C C S Tstms S S $$ IAZ017-290900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 55 70 61 70 57 Temp 66 61 60 57 56 62 66 69 67 64 64 63 62 66 67 69 67 64 64 61 58 Dewpt 62 61 59 56 54 57 59 62 63 64 64 63 62 66 67 67 66 64 64 61 58 RH 87100 96 96 93 84 78 78 87100100100100100100 93 97100100100100 Wind dir SE SE S S S S S S S S S S S S S S S S W NW N Wind spd 4 5 5 6 8 10 11 11 9 9 6 4 4 6 6 5 3 2 3 4 8 Clouds B1 B1 B1 B1 B2 B2 OV B1 B2 B2 OV OV OV OV OV OV B2 OV OV OV OV PoP 12hr 0 50 90 90 80 QPF 12hr 0 0.07 0.42 1.02 0.88 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C D D D D D D D L L C Tstms S S S S S S S S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 64 45 64 44 64 47 61 42 59 Temp 62 58 51 46 60 58 50 45 61 59 54 48 58 55 47 42 56 54 Dewpt 52 48 45 42 46 49 47 45 52 52 51 47 47 44 42 40 44 45 PWind dir N N NE SE S W NW NW SW Wind char GN LT LT LT LT LT GN LT LT Avg clouds B2 B2 B1 SC SC FW FW SC SC SC B1 SC SC FW FW FW FW FW PoP 12hr 30 5 5 5 10 5 5 5 0 Rain shwrs C S $$ IAZ049-290900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 73 63 70 62 Temp 67 61 58 57 55 62 68 72 70 66 65 65 63 66 67 69 69 66 66 64 63 Dewpt 61 59 57 54 53 56 60 63 64 63 64 64 63 66 66 67 67 66 66 64 63 RH 81 93 96 90 93 81 76 73 81 90 97 97100100 97 93 93100100100100 Wind dir SE SE SE SE SE S S S S S S S S S S S S S SW W NW Wind spd 3 4 4 4 5 8 10 11 8 8 6 6 6 9 10 8 5 4 3 3 5 Clouds SC SC FW SC SC B1 B2 SC B1 B1 OV B2 OV OV OV B2 OV OV OV OV OV PoP 12hr 0 10 90 90 90 QPF 12hr 0 0 0.36 0.85 1.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L D D D D D D D D L Tstms S S S S S S S S C C C S Flood A A A A A A A A A A A A A Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 48 63 47 63 50 61 45 58 Temp 63 60 54 49 59 58 52 47 59 60 55 50 58 56 49 45 55 55 Dewpt 59 53 49 46 50 52 49 47 54 55 53 49 50 48 44 42 46 48 PWind dir N N NE E SE W N N SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV OV B2 B1 SC SC FW SC SC B1 B1 SC SC SC FW FW FW FW PoP 12hr 60 20 10 10 10 5 5 0 0 Rain shwrs L C S S S Tstms S S $$ IAZ086-290900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 602 PM CDT Mon Sep 28 2026 Date 09/28/26 Tue 09/29/26 Wed 09/30/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 56 77 66 73 66 Temp 69 61 59 56 56 64 72 76 73 69 68 67 66 67 68 72 72 69 68 68 67 Dewpt 57 59 56 54 52 57 62 65 64 63 62 63 64 66 68 70 69 69 68 68 67 RH 66 93 90 93 86 78 71 69 73 81 81 87 93 97100 93 90100100100100 Wind dir E SE SE SE SE S S S SE S S S S S S S SE S S SW SW Wind spd 2 3 4 4 5 6 9 9 6 8 6 6 6 8 9 6 4 4 4 3 4 Clouds FW FW FW FW FW SC B1 SC SC B1 B2 B2 OV B2 B2 B2 B2 B2 B2 OV OV PoP 12hr 0 0 70 70 80 QPF 12hr 0 0 0.17 0.46 0.80 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L L L L D D D Tstms S S S S S C C S Date 10/01 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 54 65 51 66 53 65 48 62 Temp 67 65 58 54 60 61 54 51 61 62 57 53 60 60 53 49 58 57 Dewpt 66 62 56 53 56 56 54 51 59 60 56 53 55 53 49 46 51 52 PWind dir NW N NE E SE SW N N E Wind char GN GN LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B1 SC SC SC B1 B1 B1 SC SC SC FW FW SC FW PoP 12hr 80 50 20 10 20 10 10 0 0 Rain shwrs D L C C S S Tstms S C $$