Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
916 FOUS53 KDMX 241346 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 846 AM CDT Sun Aug 24 2025 IAZ060-242100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 74 49 73 48 74 Temp 65 73 74 71 61 56 51 49 63 69 71 69 60 55 52 50 63 71 74 71 Dewpt 53 53 51 51 51 50 48 47 50 48 48 49 50 50 48 47 50 48 48 50 RH 65 49 44 49 70 80 89 93 62 47 44 49 69 83 86 89 62 44 40 47 Wind dir NW NW NW N N NW NW NW NW NW N N N N NW NW NW N N NE Wind spd 9 13 13 9 5 4 4 4 5 8 8 5 3 2 2 2 3 4 4 4 Clouds FW SC SC FW FW CL CL CL FW FW FW CL FW CL CL FW CL FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 51 79 57 80 58 79 60 80 Temp 56 53 74 75 64 58 77 76 63 59 76 75 65 61 76 77 Dewpt 50 47 52 54 53 53 56 57 57 55 58 57 58 55 56 57 PWind dir SE S S S SE E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 5 10 10 10 10 10 10 Rain shwrs S $$ IAZ039-242100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 46 69 46 71 Temp 63 70 69 65 55 51 48 46 60 66 67 64 55 51 48 47 61 69 70 66 Dewpt 52 53 53 51 50 48 46 46 50 50 49 50 49 47 46 45 51 50 50 53 RH 67 55 57 60 83 89 93100 69 56 52 60 80 86 93 93 70 51 49 63 Wind dir NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 14 17 16 11 6 5 5 5 8 10 10 6 4 3 3 3 4 6 5 3 Clouds FW SC SC FW FW CL FW FW FW FW FW FW CL CL CL CL FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 73 54 77 55 76 57 76 Temp 52 49 70 69 59 56 73 72 60 57 74 71 61 58 73 72 Dewpt 49 46 54 57 55 53 60 61 59 55 61 61 58 55 60 61 PWind dir W SW S SW SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW SC SC SC SC SC FW FW FW SC SC SC B1 B1 SC PoP 12hr 0 5 5 5 5 10 10 20 Rain shwrs S $$ IAZ048-242100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 47 71 46 73 Temp 64 70 72 68 57 52 49 47 61 67 70 66 56 51 48 47 61 70 72 68 Dewpt 54 53 53 52 51 49 46 46 51 49 50 51 50 49 48 45 52 50 51 53 RH 70 55 51 57 80 89 89 96 70 52 49 58 80 93100 93 72 49 48 59 Wind dir NW NW NW NW N NW NW NW NW NW NW N N N NW NW NW NW N N Wind spd 11 14 13 8 5 4 4 4 5 8 8 5 2 2 2 2 2 4 4 3 Clouds FW SC SC FW FW CL FW CL CL FW FW FW CL FW FW FW CL FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 49 77 55 80 56 77 58 79 Temp 53 50 72 72 61 56 75 74 60 57 75 73 63 59 75 74 Dewpt 50 48 54 58 54 53 58 60 58 55 60 59 59 57 58 61 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC B1 B1 B1 SC SC FW FW SC SC SC SC B1 B1 SC PoP 12hr 0 5 10 5 5 10 10 20 Rain shwrs S $$ IAZ004-242100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 45 69 45 72 Temp 61 65 68 65 53 50 47 45 60 65 67 64 53 49 47 46 61 68 71 68 Dewpt 52 51 50 49 46 46 44 43 48 47 48 49 46 45 43 43 49 48 49 52 RH 72 60 52 56 77 86 89 93 64 52 50 58 77 86 86 89 65 49 46 57 Wind dir NW NW NW N NW NW NW NW NW N N N N W W W NW N N SE Wind spd 12 17 14 10 6 5 6 5 6 10 9 5 3 3 3 3 3 4 4 4 Clouds FW SC SC FW FW CL FW FW CL FW FW FW FW CL FW FW FW FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 75 54 77 55 76 58 76 Temp 52 51 70 71 60 56 74 74 59 57 72 72 61 59 71 72 Dewpt 48 46 55 58 54 52 58 60 57 55 59 60 58 57 59 60 PWind dir S S S S S SE SE S Wind char LT GN LT LT LT LT LT LT Avg clouds FW SC B1 B1 SC SC FW FW SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 5 10 5 5 10 10 20 Rain shwrs S $$ IAZ035-242100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 46 70 45 72 Temp 63 70 71 67 56 51 48 46 61 67 68 65 55 50 47 46 61 69 71 68 Dewpt 53 53 52 51 49 47 45 45 50 49 50 51 49 48 46 45 51 50 51 53 RH 70 55 51 56 77 86 89 96 67 52 52 60 80 93 96 96 70 51 49 59 Wind dir NW NW NW N N NW NW NW NW NW N N N NW NW NW NW NW N NE Wind spd 6 12 13 9 5 4 5 4 5 8 8 5 2 2 2 2 2 3 3 3 Clouds FW SC SC FW FW CL CL CL CL FW FW CL FW FW FW FW CL FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 49 75 54 79 56 78 58 77 Temp 52 51 70 71 60 55 75 74 59 57 74 73 62 59 74 73 Dewpt 49 47 55 58 54 52 60 61 58 56 60 61 59 57 60 61 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC B1 B1 B1 SC SC FW SC SC SC SC B1 B1 B1 SC PoP 12hr 0 5 10 5 5 10 10 20 Rain shwrs S $$ IAZ094-242100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 49 73 49 74 Temp 66 73 75 71 60 55 52 49 64 70 71 68 59 54 51 50 64 71 73 71 Dewpt 53 52 51 52 52 51 49 48 50 48 48 49 49 49 48 47 50 48 48 50 RH 63 48 43 51 75 86 89 96 60 45 44 51 69 83 89 89 60 44 41 47 Wind dir W NW NW N N N N NW N N N N NE NE N N N N N NE Wind spd 10 13 11 6 4 4 3 3 4 5 5 5 3 2 2 2 2 3 3 3 Clouds FW FW FW FW FW CL FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 78 57 77 56 78 58 79 Temp 56 52 74 73 63 58 73 72 61 57 75 75 64 59 76 75 Dewpt 49 47 51 53 53 53 57 58 58 55 56 57 57 56 56 58 PWind dir E S S S S SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC B1 B2 B1 B1 B1 B1 SC SC SC SC SC B1 B1 SC PoP 12hr 0 5 20 20 10 10 10 20 Rain shwrs S S S S $$ IAZ017-242100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 67 44 67 44 69 Temp 61 67 67 65 54 50 46 44 59 65 66 62 52 49 47 46 60 67 68 66 Dewpt 52 52 52 51 48 47 45 44 50 49 49 50 47 46 44 44 51 50 50 53 RH 72 59 59 60 80 89 96100 72 56 54 65 83 89 89 93 72 54 52 63 Wind dir NW NW NW NW NW NW NW NW NW NW NW NW NW NW W NW NW NW NW NW Wind spd 12 17 14 10 5 5 6 5 6 9 9 5 2 2 2 2 3 4 3 2 Clouds FW SC SC FW FW FW FW FW FW FW FW CL CL FW CL CL CL FW FW CL PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 47 72 54 76 54 74 56 75 Temp 51 49 68 68 58 55 73 72 59 55 73 70 60 58 71 70 Dewpt 47 46 55 58 54 52 60 62 56 55 61 61 57 55 61 61 PWind dir SW S S SW S SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC SC SC SC FW FW SC SC SC SC B1 B1 SC PoP 12hr 0 5 10 5 5 10 10 20 Rain shwrs S $$ IAZ049-242100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 45 70 45 71 Temp 63 70 70 66 56 50 47 45 60 67 68 64 55 50 48 46 61 68 70 66 Dewpt 54 53 52 52 50 48 45 45 50 49 49 50 49 47 45 44 51 50 50 52 RH 72 55 53 61 80 93 93100 69 52 51 60 80 89 89 93 70 52 49 61 Wind dir NW NW NW NW NW NW NW NW NW NW NW NW N NW NW NW NW NW NW N Wind spd 11 16 14 10 5 5 5 5 5 9 9 5 3 2 2 3 3 4 4 2 Clouds FW SC SC FW FW CL FW FW CL FW FW CL CL CL CL CL CL FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 74 54 77 55 76 56 77 Temp 52 49 71 70 60 55 74 73 60 56 74 71 61 58 74 72 Dewpt 49 46 54 57 53 52 58 60 57 54 61 60 58 55 59 60 PWind dir SE S S SW SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW SC B1 B1 SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 5 5 5 5 10 10 20 Rain shwrs S $$ IAZ086-242100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 846 AM CDT Sun Aug 24 2025 Date Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 74 48 73 47 74 Temp 66 73 74 70 59 54 50 48 63 69 71 67 57 53 50 48 64 71 73 69 Dewpt 55 53 51 51 52 50 47 48 50 48 48 49 49 49 48 46 50 47 47 50 RH 68 49 44 51 78 86 89100 62 47 44 52 75 86 93 93 60 42 40 51 Wind dir W NW NW NW N NW NW NW NW NW NW N N N NW NW NW N N N Wind spd 11 16 14 10 6 5 5 5 5 9 9 5 3 2 3 3 3 5 5 3 Clouds FW SC SC FW FW CL CL FW CL FW FW FW CL CL CL CL CL FW FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 49 78 56 80 56 79 58 80 Temp 54 51 74 73 62 58 77 76 62 57 76 75 64 60 77 76 Dewpt 49 47 50 54 53 52 55 57 57 55 58 59 58 55 56 57 PWind dir SE S S S E E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW SC B1 B1 B1 SC SC SC FW SC SC SC SC SC SC PoP 12hr 0 0 10 10 10 10 10 20 Rain shwrs S S $$