Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
563 FOUS53 KDMX 022016 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 316 PM CDT Tue Sep 2 2025 IAZ060-030900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 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 60 73 47 73 51 Temp 79 75 67 64 62 62 67 70 71 66 58 53 50 47 59 68 72 71 65 62 56 52 Dewpt 53 57 57 59 59 59 62 61 57 51 49 48 45 44 46 46 48 51 55 57 51 47 RH 41 54 70 84 90 90 84 73 61 58 72 83 83 89 62 45 42 49 70 84 83 83 Wind dir NW W SW SW SW W NW NW NW N N NW NW W W W SW SW SW W NW NW Wind spd 4 4 4 5 5 5 9 11 13 12 8 5 5 4 5 9 11 10 11 11 10 10 Wind gust 24 Clouds FW FW FW FW SC B1 B1 B2 B2 SC FW SC SC FW CL FW FW SC SC FW FW FW PoP 12hr 30 50 5 0 30 QPF 12hr 0 0.14 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S C C S S Tstms C C C S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 46 72 46 75 54 70 57 76 Temp 65 65 52 47 68 67 52 48 71 71 58 57 68 67 60 59 73 73 Dewpt 45 44 45 43 42 42 46 44 46 47 51 51 54 55 56 55 58 59 PWind dir NW W NW E SE SE SE SE SW Wind char GN LT LT LT LT LT GN LT GN Avg clouds FW FW FW CL FW FW FW FW FW SC SC B1 B2 B1 B2 B2 B1 SC PoP 12hr 0 0 0 0 5 10 20 30 10 Rain shwrs S S C C $$ IAZ039-030900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 68 42 67 49 Temp 78 73 66 62 61 59 64 64 67 63 54 50 45 43 55 63 66 64 59 57 53 50 Dewpt 57 60 60 60 60 59 59 56 52 49 47 45 42 41 45 44 46 49 52 53 49 46 RH 48 64 81 93 97100 84 75 59 60 77 83 89 93 69 50 48 58 78 86 86 86 Wind dir W W SW SW W W NW NW NW NW NW NW NW W W W SW S S W W NW Wind spd 6 4 5 5 6 6 10 13 16 14 10 5 5 5 8 10 12 10 11 12 12 12 Wind gust 26 Clouds SC B1 FW B1 B1 B2 B2 B2 B1 SC FW SC FW FW FW FW SC B1 B1 SC SC SC PoP 12hr 40 40 0 0 60 QPF 12hr 0.02 0.04 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C L L S S Tstms S S C S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 43 66 43 69 50 68 54 72 Temp 60 59 48 45 63 61 47 45 66 64 53 53 65 64 57 55 68 68 Dewpt 45 45 44 42 44 44 43 43 47 50 48 48 54 55 53 52 58 59 PWind dir NW W NW NW SE SE SE SE SW Wind char GN LT GN LT LT LT GN LT GN Avg clouds SC SC FW FW FW FW FW FW FW FW SC B1 B2 B1 B1 B2 B2 B1 PoP 12hr 0 0 0 0 0 5 20 30 20 Rain shwrs S S S C S $$ IAZ048-030900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 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 70 43 71 49 Temp 77 73 65 62 60 59 65 66 68 64 55 50 47 44 57 65 71 69 62 58 53 49 Dewpt 58 60 59 60 60 59 62 59 54 51 49 46 44 42 45 45 49 52 56 55 50 46 RH 52 64 81 93100100 90 78 61 63 80 86 89 93 64 48 46 55 81 90 89 89 Wind dir SW W SW SW W W NW NW N NW N NW NW NW W W SW SW SW NW NW NW Wind spd 3 3 4 4 5 5 8 11 13 12 8 4 4 3 5 9 10 10 10 10 10 10 Wind gust 21 25 Clouds SC SC FW SC B1 B1 B1 B2 SC FW FW SC SC FW FW FW FW SC SC FW FW FW PoP 12hr 40 40 0 0 50 QPF 12hr 0.01 0.14 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C S S Tstms S S S S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 43 69 44 74 53 70 55 76 Temp 63 62 50 44 66 64 49 45 68 68 56 55 67 66 58 57 71 71 Dewpt 45 45 45 42 44 44 46 43 47 50 50 51 55 56 56 54 60 59 PWind dir NW NW NW NE SE SE SE SE SW Wind char GN LT LT LT LT LT GN LT GN Avg clouds FW SC FW FW FW FW FW FW FW FW SC B1 B2 B1 B2 B2 B1 SC PoP 12hr 0 0 0 0 0 10 20 30 10 Rain shwrs S S C C Tstms S $$ IAZ004-030900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 65 39 68 46 Temp 76 73 65 61 60 58 59 61 64 60 50 46 42 40 54 62 67 64 56 52 49 47 Dewpt 59 60 59 59 57 56 54 50 47 45 42 40 39 38 42 45 48 53 51 46 43 42 RH 56 64 81 93 90 93 83 67 54 58 74 79 89 92 64 54 50 67 83 80 80 83 Wind dir W SW SW W NW N N N NW N NW NW NW W W SW SW SW NW NW NW NW Wind spd 10 8 6 6 8 9 12 17 18 14 10 6 5 5 8 12 13 12 13 12 13 13 Wind gust 17 29 Clouds SC SC B2 B1 B2 OV B2 SC SC SC SC FW SC FW FW FW SC B1 SC FW SC SC PoP 12hr 40 30 0 10 40 QPF 12hr 0.08 0.01 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C C Tstms S C S C Obvis PF Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 41 65 42 68 51 70 54 72 Temp 58 58 46 42 60 61 46 43 63 64 53 53 65 65 57 55 68 67 Dewpt 44 44 40 38 43 46 42 40 49 52 48 48 56 56 54 53 59 58 PWind dir NW NW NW NE S SE S S W Wind char BZ LT GN LT LT LT GN GN GN Avg clouds SC SC FW FW FW FW FW FW FW FW SC B1 B1 B1 B2 B2 B1 SC PoP 12hr 0 0 0 0 0 10 20 30 10 Rain shwrs S S C C Tstms S S S S $$ IAZ035-030900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 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 69 41 71 46 Temp 76 73 65 60 59 58 62 64 68 64 53 48 44 41 55 64 69 67 60 55 50 48 Dewpt 61 61 59 60 59 58 59 55 51 49 46 43 41 40 45 45 49 53 55 51 46 44 RH 60 66 81100100100 90 73 54 58 77 83 89 96 69 50 49 61 84 86 86 86 Wind dir W SW SW SW W NW N N N NW N NW NW W W SW SW S W NW NW NW Wind spd 5 5 5 5 5 5 10 13 14 12 8 5 4 4 5 10 12 11 11 10 10 10 Clouds SC FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC FW FW FW SC SC SC FW FW FW PoP 12hr 40 40 0 5 60 QPF 12hr 0.02 0.07 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C L L Tstms S C S C Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 42 69 42 72 52 71 55 75 Temp 61 60 47 43 64 63 47 44 67 66 55 54 67 66 58 56 71 69 Dewpt 45 44 42 40 44 47 44 42 49 51 49 50 56 56 54 54 60 59 PWind dir NW NW NW NE SE SE SE SE SW Wind char GN LT LT LT LT LT GN LT GN Avg clouds FW SC FW FW FW FW FW FW FW FW SC B1 B1 B1 B2 B2 B2 SC PoP 12hr 0 0 0 0 0 10 20 30 10 Rain shwrs S S C C Tstms S S S $$ IAZ094-030900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 75 46 72 51 Temp 76 75 66 62 60 58 70 73 73 65 58 53 49 46 60 68 71 69 64 62 58 53 Dewpt 54 57 57 59 58 57 63 63 61 57 54 50 47 45 49 48 50 53 55 58 53 47 RH 46 54 73 90 93 96 78 71 66 75 86 89 93 96 67 49 47 57 73 87 83 80 Wind dir W W SW W W SW W NW N N N N NW NW W W SW SW SW W NW NW Wind spd 1 2 4 2 4 5 8 10 11 11 6 4 4 3 4 6 9 8 9 10 9 8 Clouds SC FW CL FW FW SC B1 B1 B2 B1 SC SC SC SC FW CL CL FW SC SC SC FW PoP 12hr 5 60 10 0 20 QPF 12hr 0 0.11 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C S S Tstms C C C S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 45 72 47 74 53 69 56 75 Temp 65 63 51 46 68 67 53 49 71 68 58 55 66 66 60 58 71 71 Dewpt 45 46 45 43 44 46 47 44 47 51 53 53 55 58 58 57 59 60 PWind dir NW NW NW NE SE SE SE S SW Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW FW CL FW FW FW FW FW SC B1 B1 B1 B1 B2 B2 B1 SC PoP 12hr 10 0 0 0 5 10 20 20 10 Rain shwrs S S S S $$ IAZ017-030900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 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 66 40 66 46 Temp 75 70 63 62 60 59 60 62 64 61 51 46 43 41 54 61 65 64 57 52 49 48 Dewpt 61 62 60 59 59 57 56 52 48 46 44 41 40 39 42 42 46 49 52 48 45 43 RH 62 76 90 90 96 93 87 70 56 58 77 83 89 92 64 49 50 58 83 86 86 83 Wind dir W SW SW W W NW N N NW NW NW NW NW W W W SW S SW NW NW NW Wind spd 8 5 6 6 6 6 10 14 16 13 9 5 4 4 6 10 12 10 11 10 12 12 Wind gust 27 Clouds B2 SC B1 B1 B1 OV B2 B1 SC SC FW SC SC SC FW FW B1 B2 B1 SC SC SC PoP 12hr 50 30 0 5 60 QPF 12hr 0.04 0.03 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C C C L L Tstms C S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 61 41 64 41 69 49 68 53 71 Temp 58 58 46 43 61 60 46 42 64 63 51 52 65 64 56 55 67 66 Dewpt 45 44 42 40 43 44 42 41 47 48 46 47 54 55 52 52 58 58 PWind dir NW W NW NW S SE S SE SW Wind char GN LT GN LT LT LT GN LT GN Avg clouds SC SC FW FW FW FW FW FW FW FW SC B1 B1 B1 B2 B2 B2 B1 PoP 12hr 0 0 0 0 0 5 20 30 10 Rain shwrs S S C C Tstms S S $$ IAZ049-030900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 69 41 69 47 Temp 77 72 65 60 58 57 63 66 67 63 54 50 45 42 56 63 67 66 60 57 52 48 Dewpt 56 59 58 59 57 57 61 59 54 50 47 45 42 40 45 45 47 50 53 53 48 45 RH 48 64 78 96 96100 93 78 63 62 77 83 89 93 66 52 49 56 78 86 86 89 Wind dir W W SW SW W W NW N NW NW N NW NW NW W W SW S S W W W Wind spd 5 4 4 5 5 5 9 11 14 11 8 5 5 4 6 9 10 9 10 10 10 10 Clouds SC SC FW SC SC B1 B2 B2 B1 SC FW SC SC FW FW CL FW SC B1 FW FW FW PoP 12hr 40 40 0 0 50 QPF 12hr 0.02 0.13 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C C C Tstms S S S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 64 42 67 42 71 50 68 53 73 Temp 61 60 48 43 64 61 47 43 66 65 54 53 65 64 57 55 69 69 Dewpt 46 45 43 40 44 44 43 41 48 50 47 48 55 55 54 52 59 59 PWind dir NW W NW N SE SE SE SE SW Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW SC FW FW FW FW CL FW FW FW SC B1 B2 B1 B1 B2 B2 B1 PoP 12hr 0 0 0 0 0 10 20 30 10 Rain shwrs S S S C $$ IAZ086-030900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 316 PM CDT Tue Sep 2 2025 Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 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 75 45 73 52 Temp 79 75 65 62 61 59 69 72 71 65 57 52 49 46 59 67 72 69 63 62 59 54 Dewpt 54 57 56 57 57 57 63 64 61 56 52 49 47 45 47 45 47 51 52 57 54 48 RH 42 54 73 84 87 93 81 76 71 73 83 89 93 96 64 45 41 53 67 84 83 80 Wind dir W NW SW SW SW W W NW NW NW N NW NW NW W W SW SW S W W NW Wind spd 5 3 3 4 5 5 9 11 12 11 8 5 5 5 5 8 9 8 10 11 11 10 Wind gust 23 21 Clouds FW FW FW FW SC SC B2 B2 B1 B1 FW SC FW SC FW CL CL SC SC SC FW FW PoP 12hr 5 70 10 0 40 QPF 12hr 0 0.34 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C C C C C Tstms S C C S S Date 09/05 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 45 72 45 75 53 70 55 76 Temp 65 64 51 46 68 66 51 48 71 70 57 56 67 66 60 58 71 71 Dewpt 45 46 45 44 42 44 46 44 46 48 49 51 54 56 56 56 58 59 PWind dir NW NW NW NE SE SE SE SE SW Wind char GN LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW CL FW FW SC SC B1 B1 B1 B2 B2 B2 B1 PoP 12hr 5 0 0 0 5 10 20 30 20 Rain shwrs S S S C S $$