Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
893 FOUS53 KDMX 171116 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 615 AM CDT Thu Jul 17 2025 IAZ060-172100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 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 61 82 70 86 Temp 61 65 70 74 74 68 64 63 63 70 77 81 81 76 74 72 71 77 83 85 84 Dewpt 56 57 60 61 61 61 61 60 61 65 69 72 72 72 72 71 71 72 73 73 73 RH 84 75 71 64 64 78 90 90 93 84 76 74 74 87 93 97100 85 72 67 70 Wind dir N N NE NE NE E E E E SE SE SE SE SE SE S S SW S W NE Wind spd 10 9 8 6 5 4 4 5 5 8 9 8 6 5 5 5 5 5 6 5 5 Clouds B2 B1 B2 B1 SC SC SC SC B2 B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 SC SC PoP 12hr 5 5 20 60 20 QPF 12hr 0 0 0 0.26 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L S S S S S Tstms S S S C C C S S S S S Heat index 86 88 93 90 Max heat 89 84 90 94 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 69 85 71 90 74 93 74 93 Temp 75 71 80 84 74 72 85 87 78 75 89 90 79 75 89 89 Dewpt 71 69 72 73 72 70 75 76 73 72 76 76 73 72 75 76 PWind dir E E SE S S S S S Wind char LT LT GN LT LT LT LT GN Avg clouds SC B2 B2 B1 SC B1 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 40 30 40 10 20 10 20 10 Rain shwrs S C C S C C S S Tstms S C S S C C S S $$ IAZ039-172100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 58 77 68 83 Temp 59 64 70 73 72 64 61 59 60 70 73 76 76 72 71 69 70 75 79 81 80 Dewpt 54 57 59 59 59 59 58 57 58 63 65 67 68 69 70 69 70 72 72 72 71 RH 83 78 68 62 64 84 90 93 93 78 76 74 76 90 97100100 90 79 74 74 Wind dir N N N NE NE E E E SE SE SE SE SE SE S S S SW S W N Wind spd 10 10 10 8 5 4 3 4 6 10 10 10 6 5 5 5 4 5 6 8 5 Clouds B2 B2 SC SC SC FW FW SC SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2 SC SC PoP 12hr 0 5 20 60 30 QPF 12hr 0 0 0 0.30 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C S S S Tstms S S S S C C C S S S Heat index 86 Max heat 84 87 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 80 67 85 71 90 72 90 Temp 70 67 78 77 70 68 79 82 74 73 86 87 77 74 88 87 Dewpt 69 66 70 70 69 67 72 74 72 72 76 77 74 72 77 77 PWind dir NE E E SE SE S S S Wind char LT GN GN GN LT LT LT GN Avg clouds SC B1 B1 B1 B1 B2 B2 SC SC SC SC FW FW FW FW FW PoP 12hr 30 30 50 30 30 10 20 20 Rain shwrs S C C C C C C C S S S Tstms S C S S C C C S S $$ IAZ048-172100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 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 59 80 68 85 Temp 59 64 70 73 73 65 62 60 61 70 76 79 80 73 71 71 70 75 81 83 82 Dewpt 55 57 60 61 61 61 60 59 60 65 69 71 72 72 71 71 70 73 74 74 73 RH 87 78 71 66 66 87 93 96 97 84 79 77 77 97100100100 94 79 74 74 Wind dir N N NE NE NE E E E SE SE SE SE SE SE SE S S SW SE N NE Wind spd 9 9 9 6 5 4 4 4 5 8 9 9 6 5 5 4 3 5 5 5 5 Clouds B2 B1 B1 SC SC SC FW SC B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 SC SC PoP 12hr 5 5 20 60 30 QPF 12hr 0 0 0 0.25 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L C C S S S Tstms S S S C C C C S S S S Heat index 86 90 87 Max heat 86 86 90 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 67 83 70 88 71 92 72 92 Temp 72 68 80 81 73 71 83 85 76 74 88 89 77 74 88 88 Dewpt 71 68 72 73 72 71 75 76 74 73 77 78 74 72 77 77 PWind dir NE E E SE SE S S S Wind char LT GN GN LT LT LT LT LT Avg clouds SC B2 B1 B1 B1 B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 30 30 40 20 30 10 20 10 Rain shwrs S C C C C C S C S Tstms S C S S C C S C S $$ IAZ004-172100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 55 77 65 80 Temp 54 61 67 71 70 61 58 57 57 67 71 75 75 70 68 67 67 72 76 78 78 Dewpt 51 53 55 56 56 56 55 54 55 61 65 69 69 68 68 66 66 68 69 69 68 RH 90 75 65 59 61 84 90 90 93 81 81 82 82 93100 97 97 87 79 74 71 Wind dir N NE NE NE E E SE SE SE SE S S SE S S S NE NE NE NE NE Wind spd 10 9 9 6 5 5 5 6 9 11 11 10 9 5 5 5 6 8 9 9 8 Clouds SC FW FW FW FW FW SC SC SC B2 B2 B2 B2 B2 OV OV B2 B2 B1 SC B1 PoP 12hr 0 5 40 60 20 QPF 12hr 0 0 0.01 0.23 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C S S S S Tstms S C C C C S S S S Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 80 66 83 69 89 69 88 Temp 67 64 76 77 69 68 79 82 73 71 84 86 74 71 84 85 Dewpt 65 63 67 69 68 67 71 73 71 70 75 76 71 69 74 75 PWind dir NE E SE SE SE S S S Wind char LT GN GN GN LT LT LT GN Avg clouds B1 B1 B1 B1 B1 B2 B2 B1 SC B1 SC FW SC B1 SC FW PoP 12hr 20 30 40 10 20 10 20 20 Rain shwrs S C S S C S S S S S Tstms S S S C S S S S $$ IAZ035-172100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 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 73 57 79 68 83 Temp 56 61 69 73 71 64 60 59 59 68 74 77 77 72 70 69 68 74 78 81 79 Dewpt 54 55 58 59 59 59 57 57 58 63 68 71 71 71 70 69 68 71 73 73 72 RH 93 81 68 62 66 84 90 93 96 84 82 82 82 97100100100 90 85 77 79 Wind dir N N NE NE E E SE SE SE SE SE SE SE SE S S SE SE NE NE NE Wind spd 9 9 8 6 5 4 4 4 5 9 10 10 6 5 5 4 4 5 6 6 6 Clouds B1 SC SC SC SC FW FW SC SC B2 B2 B2 B2 B2 B2 OV B2 B2 B1 B1 B1 PoP 12hr 0 5 30 60 20 QPF 12hr 0 0 0 0.29 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L L L S S S S S Tstms S C C C L S S S S Heat index 86 Max heat 88 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 66 82 68 87 71 91 71 90 Temp 69 67 77 79 71 69 81 83 74 72 87 87 75 72 85 86 Dewpt 68 67 71 72 71 69 74 76 72 71 77 78 73 71 77 78 PWind dir NE E SE SE SE S S S Wind char LT GN GN LT LT LT LT LT Avg clouds B1 B2 B1 B1 B1 B2 B1 SC SC SC FW FW SC SC SC FW PoP 12hr 30 30 40 10 20 10 20 20 Rain shwrs S C C S C C S S S S Tstms S S S S C C S S S S $$ IAZ094-172100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 64 82 71 89 Temp 64 65 71 75 74 69 67 65 65 72 78 82 81 75 74 72 73 80 85 88 86 Dewpt 61 60 62 64 64 64 64 63 65 70 72 74 74 73 72 71 71 73 74 74 74 RH 90 84 73 69 71 84 90 93100 93 82 77 79 94 93 97 93 79 70 63 68 Wind dir N N NE NE NE NE E E E SE SE S S SE S S S S S S S Wind spd 10 9 6 5 5 5 5 5 5 6 8 8 5 5 5 5 5 5 6 5 5 Clouds B2 B2 B1 B1 SC SC B1 B2 B1 B1 B2 B1 B1 SC B1 B2 B1 SC SC SC SC PoP 12hr 30 10 30 50 20 QPF 12hr 0 0 0.07 0.19 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S C C S S C C S S S S S Tstms S S S C C S S C C S S S S S Heat index 89 86 93 97 94 Max heat 90 85 94 99 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 89 72 91 73 94 74 94 Temp 76 72 85 86 76 73 87 88 78 74 90 90 79 75 90 91 Dewpt 73 71 74 75 73 71 75 75 73 71 75 76 72 71 74 74 PWind dir SE SE SE S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 B1 SC B1 SC FW FW FW FW FW FW SC FW FW PoP 12hr 40 30 40 10 20 10 10 10 Rain shwrs S C C C C C S Tstms S C C C C C S $$ IAZ017-172100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 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 54 76 65 81 Temp 55 63 68 71 71 62 58 56 57 68 72 75 74 70 69 69 68 72 77 80 78 Dewpt 52 54 56 56 56 57 55 54 56 61 64 67 67 68 67 67 68 69 70 70 69 RH 90 72 65 59 59 84 90 93 96 78 76 76 79 93 93 93100 90 79 72 74 Wind dir N N NE NE NE E E SE SE SE SE SE SE SE S S SW NW NE N NE Wind spd 10 10 9 6 5 3 3 4 5 10 10 9 6 5 5 4 4 5 6 6 5 Clouds B1 SC SC SC FW FW FW SC SC SC B2 B2 B2 B2 B2 OV B2 B2 B1 SC SC PoP 12hr 0 5 20 60 20 QPF 12hr 0 0 0 0.26 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L L S S S S Tstms S C S C C S S S S Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 63 78 65 83 69 88 70 88 Temp 67 65 74 75 69 67 77 80 73 71 84 85 74 72 85 85 Dewpt 65 63 68 68 67 66 70 72 71 70 75 76 72 70 75 76 PWind dir NE E E SE SE S S S Wind char LT GN GN GN LT LT LT LT Avg clouds SC B1 B1 B1 B1 B2 B2 B1 SC B1 SC FW SC SC SC FW PoP 12hr 20 30 40 20 30 10 20 20 Rain shwrs S C C C C S C S S S Tstms S S S C S S S S S $$ IAZ049-172100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 57 79 68 83 Temp 59 64 70 73 71 64 61 59 60 69 74 77 77 72 71 70 70 75 80 81 80 Dewpt 55 56 58 60 60 59 58 57 59 63 67 69 70 70 70 69 69 72 72 73 72 RH 87 75 66 64 68 84 90 93 96 81 79 76 79 93 97 97 97 90 77 77 77 Wind dir N N NE NE NE E E E SE SE SE SE SE SE S S S W S W N Wind spd 10 10 9 6 5 4 3 4 5 8 9 8 6 5 5 5 4 5 5 5 5 Clouds B2 B1 B1 B1 SC FW FW SC SC B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 SC SC PoP 12hr 5 5 20 60 30 QPF 12hr 0 0 0 0.24 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C S S S Tstms S S S C C C C C S S S Heat index 86 Max heat 86 87 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 81 68 86 71 91 71 90 Temp 70 67 78 78 71 69 81 82 74 73 87 87 76 73 87 87 Dewpt 69 67 71 72 70 69 73 75 72 71 76 77 72 72 76 77 PWind dir NE E E SE SE S S S Wind char LT LT GN GN LT LT LT LT Avg clouds SC B1 B1 B1 B1 B2 B1 SC SC SC FW FW FW FW FW FW PoP 12hr 30 30 50 20 30 10 20 10 Rain shwrs S C C C C C S C S Tstms S C S S C C S C S $$ IAZ086-172100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 615 AM CDT Thu Jul 17 2025 Date Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 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 76 62 82 70 88 Temp 65 68 73 75 74 68 65 64 65 70 78 81 81 75 73 72 73 78 83 86 84 Dewpt 61 61 62 64 64 64 63 63 64 67 70 73 74 74 72 72 73 75 74 75 75 RH 87 78 68 69 71 87 93 97 97 90 76 77 79 97 97100100 91 74 70 74 Wind dir N N N N NE NE E E E E SE SE SE SE SE S S SW SW SW N Wind spd 10 9 8 6 6 5 5 5 6 8 8 8 6 5 5 5 5 5 6 5 5 Clouds B2 B2 B1 B1 B1 SC SC SC B1 B1 B2 B1 B1 B1 B1 B2 B2 B1 SC SC SC PoP 12hr 10 5 30 50 40 QPF 12hr 0 0 0.03 0.11 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S C C C C S S S Tstms C C S S C C C C S S S Heat index 86 90 95 91 Max heat 88 91 96 Date Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 71 87 72 91 74 94 74 95 Temp 75 72 82 83 74 74 86 87 78 76 90 90 79 76 91 89 Dewpt 74 72 74 75 73 73 76 77 75 73 76 78 75 73 75 76 PWind dir E SE SE S S SW S SW Wind char LT LT GN GN LT LT LT GN Avg clouds SC B2 B2 B1 B1 B1 B1 FW FW SC FW FW FW SC FW FW PoP 12hr 40 40 50 20 30 10 20 10 Rain shwrs S C C C C C S S C S Tstms S C C C C C S S C S $$