Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
491 FOUS53 KDMX 192347 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 647 PM CDT Sat Jul 19 2025 IAZ060-200900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 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 69 84 70 85 73 Temp 85 77 72 71 69 75 80 84 82 76 73 70 72 75 80 84 84 79 77 75 75 Dewpt 75 75 72 71 69 73 74 75 74 73 71 70 70 71 73 74 74 75 74 73 72 RH 72 94100100100 94 82 74 77 90 93100 93 87 79 72 72 88 90 94 90 Wind dir SE E E E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 3 4 5 6 6 8 8 8 9 9 9 9 9 9 9 9 10 9 8 8 8 Clouds B2 B2 B2 OV OV OV B2 B1 B1 B1 B2 OV B2 B2 B2 SC FW FW SC B1 B1 PoP 12hr 70 30 40 10 20 QPF 12hr 1.16 0.08 0.16 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C C S S S C C S S Tstms C C L C C C C S S S C C S S Heat index 94 85 92 88 92 91 Max heat 94 91 86 93 86 85 94 91 Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 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 94 76 95 74 92 71 91 72 93 Temp 89 90 82 77 90 90 80 75 88 85 76 73 86 87 77 73 89 90 Dewpt 75 74 71 69 72 73 70 69 73 73 72 70 73 73 71 70 73 73 PWind dir S S S S SW E E SE S Wind char GN GN GN GN LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC FW PoP 12hr 5 5 5 20 20 30 20 30 20 Rain shwrs S S S C S S C S Tstms S S S C S S C S $$ IAZ039-200900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 79 65 81 70 Temp 81 74 69 68 68 74 78 79 78 72 69 66 66 71 77 80 79 74 72 72 72 Dewpt 72 71 69 68 68 70 70 70 70 69 67 65 63 66 70 71 71 72 71 70 71 RH 74 90100100100 87 76 74 76 90 93 97 90 84 79 74 77 93 97 93 97 Wind dir N N NE E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 5 4 4 4 6 9 10 10 10 9 9 10 10 10 11 11 10 10 9 9 10 Clouds B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B2 B1 B1 SC B1 B1 B2 PoP 12hr 60 30 30 10 10 QPF 12hr 0.25 0.06 0.15 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S S S C C C C S Tstms C C S S S S C S C S S Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 74 91 72 87 69 86 69 89 Temp 83 85 78 75 88 87 77 74 84 83 73 72 83 83 72 71 85 85 Dewpt 76 76 73 72 76 76 72 71 75 73 71 70 73 73 71 70 75 74 PWind dir S S SW S SW N E SE S Wind char GN GN GN GN GN LT LT LT LT Avg clouds B2 SC FW SC FW FW FW SC SC SC SC B1 B1 SC SC B1 B1 SC PoP 12hr 20 10 5 30 30 40 20 30 20 Rain shwrs S S C S C C C S S S C S S Tstms S S C S C C C S S S C S S $$ IAZ048-200900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 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 68 81 69 83 72 Temp 83 76 71 69 68 74 79 81 80 74 71 70 69 73 77 82 82 76 75 74 73 Dewpt 74 73 71 69 68 72 73 74 74 72 70 69 69 70 73 75 75 75 74 73 73 RH 74 90100100100 93 82 79 82 93 97 97100 90 87 79 79 97 97 97100 Wind dir NE NE NE E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 3 4 5 5 6 8 8 9 10 9 9 9 9 10 10 10 10 9 8 8 8 Clouds B2 B2 OV OV OV OV B2 B2 SC B1 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 PoP 12hr 70 30 30 10 20 QPF 12hr 1.13 0.09 0.15 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C S S S S S C C S S Tstms C C L C C S S S S S C C S S Heat index 90 86 85 88 88 Max heat 90 85 88 84 91 87 Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 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 92 74 93 72 89 70 89 71 91 Temp 87 88 80 75 88 88 78 73 85 84 73 72 84 85 74 72 86 87 Dewpt 77 77 72 70 75 75 71 71 75 74 72 71 74 74 72 71 76 75 PWind dir S S S S W NE E SE S Wind char GN GN GN LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC FW PoP 12hr 10 10 5 30 30 30 20 30 20 Rain shwrs S C S C C C S S C S Tstms S S S C C C S S C S $$ IAZ004-200900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 79 66 80 70 Temp 75 70 66 64 64 71 77 79 78 70 67 66 68 70 75 79 79 74 73 72 72 Dewpt 69 67 65 64 64 67 69 70 69 69 67 66 66 67 69 73 73 72 72 70 70 RH 82 90 97100100 87 76 74 74 97100100 93 90 82 82 82 93 97 93 93 Wind dir N NE NE E E E E E E E E SE SE SE SE SE SE SE SE SE SE Wind spd 9 6 6 6 8 10 10 11 11 10 10 10 10 11 13 13 11 10 10 11 11 Clouds SC B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 OV B2 B2 B2 B2 B1 B1 B2 B2 B2 PoP 12hr 30 20 20 10 20 QPF 12hr 0.02 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S S Tstms C S S S S S S Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 72 88 68 84 66 86 68 87 Temp 83 87 78 73 85 85 73 69 81 81 71 68 81 82 72 69 84 85 Dewpt 75 77 72 68 72 74 70 67 71 72 69 67 70 71 69 68 73 74 PWind dir S S SW SW NW NE SE SE S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 SC SC B1 SC SC SC B1 B1 SC SC SC SC SC SC B1 SC FW PoP 12hr 20 30 20 50 30 30 20 30 20 Rain shwrs S S C S C C C C S C S S C S Tstms S S C S S C C C S S S C S $$ IAZ035-200900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 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 67 81 68 82 72 Temp 80 74 70 68 68 74 77 81 79 72 70 69 69 72 77 80 81 75 74 73 73 Dewpt 73 71 70 68 68 70 72 73 72 71 69 69 69 69 72 75 75 74 73 72 72 RH 79 90100100100 87 85 77 79 97 97100100 90 85 85 82 97 97 97 97 Wind dir NE NE NE E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 6 6 6 5 6 8 9 10 10 9 9 10 9 10 10 11 10 9 9 9 9 Clouds B2 B2 OV OV B2 B2 B2 B2 B1 B1 B2 OV B2 B2 B2 B1 SC SC B1 B1 B2 PoP 12hr 60 20 20 10 20 QPF 12hr 0.89 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C L S S S S S S S S Tstms S S C C S S S S S S S S Heat index 86 86 Max heat 86 86 89 Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 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 90 73 91 71 86 68 87 70 89 Temp 85 87 80 74 87 86 77 72 83 83 72 70 82 83 73 71 85 86 Dewpt 77 77 72 69 75 76 70 69 75 73 71 69 73 73 71 70 75 75 PWind dir S S S S SW E E SE S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 SC FW SC FW FW SC SC SC SC B1 B1 SC SC SC SC SC FW PoP 12hr 10 20 10 40 30 30 20 30 20 Rain shwrs S C C C C C C S S C S Tstms S S C C C C C S S C S $$ IAZ094-200900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 87 71 88 73 Temp 84 79 75 73 71 79 85 87 86 77 75 73 73 79 83 87 85 80 77 75 75 Dewpt 76 75 73 72 71 74 74 74 74 74 74 72 72 74 74 73 74 75 74 72 72 RH 77 88 94 97100 85 70 65 68 90 97 97 97 85 74 63 70 85 90 90 90 Wind dir S SE SE SE SE SE SE SE E E E SE E SE S S SE SE SE S S Wind spd 5 4 5 5 5 8 6 6 5 6 5 6 6 6 6 8 6 6 6 6 8 Clouds B1 SC B2 B2 B2 B2 B1 SC SC SC B1 B2 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 50 30 50 20 10 QPF 12hr 0.20 0.07 0.25 0.18 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C S C C C C S S Tstms S S C C C S C S C C C C S S Heat index 93 93 95 94 90 94 93 85 Max heat 93 91 93 96 92 91 95 91 Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 74 95 74 94 72 92 72 94 Temp 90 90 80 75 91 91 79 75 90 90 77 73 88 88 77 73 90 91 Dewpt 74 74 71 68 72 72 69 68 71 72 71 70 72 73 71 70 72 72 PWind dir S S S S SW S S S SW Wind char GN GN GN GN GN LT LT LT LT Avg clouds FW CL CL FW FW FW FW FW FW SC SC SC SC SC SC SC SC FW PoP 12hr 5 0 0 10 10 20 20 20 10 Rain shwrs S S S S S Tstms S S S S S $$ IAZ017-200900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 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 63 79 64 80 69 Temp 78 71 66 65 64 70 77 79 76 69 67 66 65 69 74 78 77 73 72 71 71 Dewpt 70 68 66 65 64 68 69 70 69 68 66 65 62 64 68 71 70 71 71 70 70 RH 76 90100100100 93 76 74 79 97 97 97 90 84 82 79 79 93 97 97 97 Wind dir N N NE E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 6 5 5 5 6 9 10 10 10 9 9 10 10 10 11 11 10 10 10 10 10 Clouds SC B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 30 20 20 10 20 QPF 12hr 0.02 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S S S Tstms S S S S S S S S Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 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 87 72 88 69 85 67 85 67 86 Temp 82 85 78 74 85 85 74 71 81 80 71 69 81 82 72 70 83 85 Dewpt 75 76 72 70 74 75 70 68 72 72 69 67 71 71 69 68 73 74 PWind dir S S SW SW W N SE SE S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B2 SC SC SC FW FW SC SC SC B1 B1 SC SC SC SC B1 SC FW PoP 12hr 20 30 10 40 40 30 20 30 20 Rain shwrs S S C C C C C C C S S C S S Tstms S S C S C C C C S S S C S S $$ IAZ049-200900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 80 66 81 70 Temp 82 75 70 68 68 74 78 80 79 72 70 67 67 71 76 80 79 74 73 72 72 Dewpt 72 72 70 68 68 71 72 73 72 70 69 67 66 68 71 73 73 73 72 71 72 RH 72 90100100100 90 82 79 79 93 97100 97 90 85 79 82 97 97 97100 Wind dir N NE NE E E E E E E E E E E SE SE SE SE SE SE SE SE Wind spd 3 5 5 5 6 8 9 9 10 9 9 10 9 10 10 10 9 9 8 8 9 Clouds B2 B2 B2 OV OV OV B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC B1 B2 PoP 12hr 70 30 40 10 20 QPF 12hr 1.01 0.06 0.20 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C S C S C C C C S S Tstms C C L C C S C S C S C S S S Heat index 87 Max heat 88 84 86 Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 73 91 71 87 69 86 69 89 Temp 85 86 78 74 87 87 77 73 84 82 72 70 83 83 72 71 85 85 Dewpt 76 77 72 70 75 75 70 69 74 73 71 70 73 74 71 70 75 74 PWind dir S S SW S SW NE E SE S Wind char GN GN GN GN LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW SC SC SC SC SC B1 SC SC SC SC FW PoP 12hr 10 10 5 30 30 40 20 30 20 Rain shwrs S C S C C C S S S C S S Tstms S S S C C C S S S C S S $$ IAZ086-200900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 647 PM CDT Sat Jul 19 2025 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 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 70 84 70 85 73 Temp 85 78 72 71 70 76 83 84 82 74 72 70 72 74 79 83 82 77 75 74 75 Dewpt 75 74 72 71 70 74 75 75 75 74 72 70 71 73 74 75 76 76 75 73 73 RH 72 88100100100 94 77 74 79100100100 97 97 85 77 82 97100 97 94 Wind dir SW SE E E E SE E E E E E E E SE SE SE E SE SE SE SE Wind spd 5 4 5 5 6 6 6 6 9 9 9 10 8 8 9 9 8 8 8 8 8 Clouds B1 B1 B2 OV B2 B2 B1 B2 SC B1 B2 OV B2 B2 B1 SC SC SC B1 B1 SC PoP 12hr 70 40 60 20 20 QPF 12hr 0.41 0.13 0.35 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L C C C C C C L L S S S S Tstms S C C L C C C C C C C C S S S S Heat index 94 89 92 90 90 89 Max heat 94 90 92 94 87 85 93 87 Flood A A A A A Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25 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 94 74 96 74 94 72 91 72 93 Temp 88 88 79 76 92 90 79 76 90 88 76 75 88 86 76 74 89 88 Dewpt 76 76 73 71 74 75 70 71 74 76 73 72 74 75 73 72 74 74 PWind dir S S SW S SW S SW SE SW Wind char GN GN GN GN GN LT LT LT LT Avg clouds SC FW CL FW FW FW FW FW FW FW SC SC SC SC SC SC SC FW PoP 12hr 5 0 0 10 10 20 20 30 20 Rain shwrs S S S S S C S S Tstms S S S S S C S S $$