


Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
956 FOUS53 KDMX 020329 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1029 PM CDT Mon Sep 1 2025 IAZ060-020900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 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 78 60 72 45 Temp 61 59 56 68 76 78 76 67 64 62 60 68 71 67 64 57 52 49 46 Dewpt 56 56 56 59 57 57 58 59 59 59 58 62 62 58 52 49 47 44 42 RH 84 90100 73 52 48 54 75 84 90 93 81 73 73 65 75 83 83 86 Wind dir E N N NE N NW W SW SW SW SW W NW NW N N NW NW NW Wind spd 2 2 2 2 3 4 4 3 4 5 5 9 11 12 12 9 6 5 5 Clouds FW FW B1 FW SC SC SC SC SC SC B1 B1 B2 B2 SC SC FW SC SC PoP 12hr 0 5 20 60 10 QPF 12hr 0 0 0 0.23 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L C C Tstms S C S C S Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 52 68 45 71 47 74 52 77 Temp 64 66 61 55 66 65 52 46 68 67 52 48 71 70 56 53 72 72 Dewpt 43 46 51 48 45 43 44 42 43 45 46 44 47 48 48 48 51 52 PWind dir W SW NW NW NW E E SE S Wind char GN GN GN LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW FW CL FW FW FW FW FW FW SC SC SC SC PoP 12hr 0 30 5 0 0 0 0 10 10 Rain shwrs S C Tstms S $$ IAZ039-020900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 77 58 69 43 Temp 58 56 54 67 75 76 72 64 61 60 59 65 65 64 62 54 49 46 44 Dewpt 55 54 53 58 59 59 61 60 59 58 58 61 59 54 50 48 45 43 41 RH 90 93 96 73 58 56 68 87 93 93 96 87 81 70 65 80 86 89 89 Wind dir E NE NE SW W W SW SW SW W W W NW NW NW NW NW NW NW Wind spd 2 1 1 2 5 5 5 4 5 6 6 10 12 14 13 10 8 6 5 Clouds FW SC B1 SC B1 B1 SC B1 B1 B2 B2 B2 B2 B1 SC SC FW FW FW PoP 12hr 0 20 40 60 10 QPF 12hr 0 0 0.04 0.19 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L C C Tstms S C C C S C Obvis PF Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 49 65 43 66 44 69 47 72 Temp 61 61 55 51 62 60 48 45 64 62 49 45 66 65 52 49 69 67 Dewpt 44 47 49 47 46 45 44 42 46 47 45 43 48 50 47 45 52 54 PWind dir W SW NW NW NW NW NW SE S Wind char GN GN GN LT GN LT LT LT GN Avg clouds FW SC SC SC SC FW FW CL FW FW FW CL FW FW FW SC SC SC PoP 12hr 0 40 5 0 0 0 0 5 10 Rain shwrs C C Tstms S $$ IAZ048-020900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 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 78 58 71 43 Temp 60 57 55 67 75 77 75 64 62 60 59 67 69 66 62 54 49 46 43 Dewpt 56 56 55 61 60 60 61 60 60 59 58 63 60 55 51 49 46 43 41 RH 87 96100 81 60 56 62 87 93 96 96 87 73 68 67 83 89 89 93 Wind dir E NE N N NW W SW SW W SW W W NW N N N NW NW NW Wind spd 1 1 1 2 3 4 3 3 4 5 5 8 10 13 11 9 5 5 5 Clouds FW SC FW FW SC SC SC FW SC B1 B2 B1 B2 B1 SC FW FW SC SC PoP 12hr 0 10 30 60 10 QPF 12hr 0 0 0.02 0.17 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C Tstms S C C S C Obvis PF Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 50 67 43 69 45 72 50 75 Temp 63 64 58 51 64 62 48 44 66 65 50 46 68 67 53 50 71 69 Dewpt 44 48 51 47 46 46 44 42 45 48 46 44 49 51 48 47 53 55 PWind dir W W NW NW NW NE SE SE S Wind char GN GN GN LT LT LT LT LT GN Avg clouds SC FW SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 0 30 5 0 0 0 0 10 10 Rain shwrs C C Tstms S $$ IAZ004-020900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 75 56 65 41 Temp 60 59 57 65 71 75 73 64 61 59 57 60 60 62 59 50 46 44 42 Dewpt 59 58 56 61 61 61 62 59 59 58 56 56 52 50 46 43 41 39 38 RH 96 96 96 87 71 62 68 84 93 96 96 87 75 65 62 77 83 82 86 Wind dir SW SW SW W W SW SW W W W NW N N N N NW NW NW W Wind spd 3 3 4 5 9 10 8 8 8 6 8 12 16 18 13 10 8 6 6 Clouds SC B1 B1 SC SC SC B2 B2 B2 B2 B2 B2 B1 SC FW FW FW SC SC PoP 12hr 20 60 70 40 5 QPF 12hr 0 0.01 0.19 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S L L L L C C Tstms S S C C S S S Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 47 62 42 66 43 68 50 73 Temp 60 63 53 49 58 58 46 44 61 62 47 45 64 64 52 51 69 68 Dewpt 44 50 47 42 45 44 41 39 45 48 44 42 49 52 48 47 55 58 PWind dir W W NW NW NW S S S S Wind char GN GN BZ LT GN LT LT GN GN Avg clouds SC SC SC FW SC SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 5 30 0 0 0 0 0 10 10 Rain shwrs C Tstms S $$ IAZ035-020900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 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 77 58 69 41 Temp 60 58 55 67 73 76 74 64 61 60 58 65 65 65 62 52 47 44 42 Dewpt 58 57 55 61 61 61 61 61 59 59 58 61 56 52 49 47 43 41 40 RH 93 96100 81 66 60 64 90 93 96100 87 73 63 62 83 86 89 93 Wind dir S SW W W W W SW SW W W NW NW N N N N NW NW W Wind spd 2 1 2 2 4 5 5 5 5 5 5 10 12 14 13 9 5 5 5 Clouds SC SC B2 SC B1 SC SC SC B2 B1 B2 B2 B2 SC SC FW FW SC SC PoP 12hr 5 30 60 50 5 QPF 12hr 0 0 0.08 0.13 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C S S Tstms C C C C C S Obvis PF Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 48 66 42 69 44 72 49 75 Temp 62 64 56 50 63 61 47 43 65 63 49 46 67 66 52 50 70 70 Dewpt 44 49 50 45 46 45 43 40 45 48 45 43 49 52 48 47 55 56 PWind dir W W NW NW NW E SE SE S Wind char GN GN GN LT LT LT LT LT GN Avg clouds SC FW SC SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 0 40 0 0 0 0 0 10 10 Rain shwrs C Tstms S $$ IAZ094-020900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 56 75 58 75 45 Temp 60 58 56 67 73 75 73 64 61 60 58 69 73 71 62 56 52 48 46 Dewpt 57 57 56 60 57 58 60 60 59 58 58 62 63 62 57 53 49 46 43 RH 90 96100 78 57 55 64 87 93 93100 78 71 73 84 90 89 93 89 Wind dir N N N NE NE N SW W W SW SW W W NW N N N NW NW Wind spd 3 2 2 2 2 2 2 2 2 4 5 6 10 10 10 8 5 5 5 Clouds SC SC B1 SC SC SC SC FW FW FW SC B1 B1 B1 B1 SC FW SC SC PoP 12hr 10 5 5 70 20 QPF 12hr 0 0 0 0.26 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L S S Tstms C C C C Obvis PF Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 52 68 45 71 47 73 52 73 Temp 64 65 58 54 66 63 51 46 67 65 52 49 69 68 56 53 70 69 Dewpt 44 49 49 49 47 47 45 43 43 48 47 45 47 51 48 49 52 54 PWind dir W SW NW NW NW NE SE SE S Wind char LT GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW CL CL FW FW FW FW SC SC SC SC SC PoP 12hr 0 20 10 0 0 0 5 10 20 Rain shwrs S S Tstms S $$ IAZ017-020900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 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 54 75 56 65 40 Temp 57 56 55 66 72 73 72 63 61 59 57 61 62 62 59 51 47 44 42 Dewpt 55 54 55 61 62 61 62 59 59 59 57 58 55 51 47 44 42 40 39 RH 93 93100 84 71 66 71 87 93100100 90 78 67 64 77 83 86 89 Wind dir S SW SW W W W SW SW W W NW NW NW NW NW NW NW NW W Wind spd 2 1 1 2 5 6 5 5 6 6 6 10 13 14 13 10 6 5 5 Wind gust 25 Clouds SC B1 B2 B1 B2 B2 B1 B1 B2 B2 OV B2 B2 SC SC FW FW FW SC PoP 12hr 5 50 70 50 5 QPF 12hr 0 0.02 0.20 0.16 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L L L C C S S Tstms S C C C C C C S S S Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 46 62 41 65 42 67 47 72 Temp 60 60 53 48 60 58 46 43 62 60 46 44 64 63 50 49 68 67 Dewpt 44 48 49 45 46 45 41 40 46 47 43 41 49 50 45 45 54 55 PWind dir W W NW NW NW NW SE SE S Wind char GN GN GN LT GN LT LT LT GN Avg clouds SC SC B1 SC SC SC FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 0 40 0 0 0 0 0 5 10 Rain shwrs C Tstms S $$ IAZ049-020900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 77 58 70 41 Temp 58 56 54 67 75 76 72 64 61 59 58 65 68 65 61 53 48 44 43 Dewpt 54 53 53 59 59 59 60 59 58 58 57 61 61 55 51 48 45 41 40 RH 86 90 96 75 58 56 66 84 90 96 96 87 78 70 70 83 89 89 89 Wind dir E NE NE E W W W SW SW SW W W NW NW N NW NW NW NW Wind spd 2 1 1 2 2 3 2 3 5 5 5 9 10 13 11 9 6 5 5 Clouds SC SC SC SC B1 B1 SC SC SC B1 B2 B2 B2 B1 SC FW FW FW SC PoP 12hr 0 5 30 60 10 QPF 12hr 0 0 0.01 0.32 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C Tstms S C C S C Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 48 65 42 67 43 70 48 72 Temp 61 62 56 51 62 60 48 43 64 62 49 45 66 65 52 49 69 67 Dewpt 44 47 49 47 47 46 43 41 46 48 45 42 49 51 46 45 53 54 PWind dir W SW NW NW NW N E SE S Wind char GN GN GN LT LT LT LT LT LT Avg clouds SC FW SC SC SC FW FW CL FW FW FW FW FW FW FW SC SC SC PoP 12hr 0 40 5 0 0 0 0 10 10 Rain shwrs C C Tstms S $$ IAZ086-020900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1029 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 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 80 58 75 45 Temp 60 58 56 70 77 80 77 66 62 60 59 71 72 71 64 56 52 49 46 Dewpt 55 55 54 58 55 55 57 57 58 58 58 62 63 62 57 53 49 47 45 RH 84 90 93 66 47 42 50 73 87 93 96 73 73 73 78 90 89 93 96 Wind dir E NE NE E NE NW W W W W SW W W NW N NW NW NW NW Wind spd 3 2 2 2 2 3 3 2 3 5 5 9 10 12 11 9 8 6 5 Clouds FW FW B1 FW SC SC SC SC SC SC B1 B1 B1 B1 B1 SC FW SC SC PoP 12hr 0 0 10 70 20 QPF 12hr 0 0 0 0.31 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L S S Tstms S S C C Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 52 70 44 71 46 74 51 76 Temp 65 65 58 54 66 65 51 46 68 67 52 47 70 70 55 52 71 70 Dewpt 43 45 48 49 46 45 45 44 43 46 47 44 45 48 48 47 50 53 PWind dir W SW NW NW NW N NE E S Wind char LT GN GN LT LT LT LT LT LT Avg clouds FW FW FW SC FW FW FW CL CL FW CL FW FW FW SC SC SC SC PoP 12hr 0 30 10 0 0 0 0 10 20 Rain shwrs C S Tstms S $$