Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
242 FOUS53 KDMX 281057 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 557 AM CDT Tue Jul 28 2026 IAZ060-282100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 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 88 69 90 70 88 Temp 75 81 85 87 86 78 74 71 71 81 87 90 88 78 74 72 70 80 85 88 86 Dewpt 72 72 71 70 69 70 69 68 67 69 68 67 67 67 65 64 64 66 67 66 66 RH 90 74 63 57 57 76 84 90 87 67 53 47 50 69 74 76 81 62 55 48 51 Wind dir NE NE NE E E E E SE SE S SE SE SE SE S S S S S SE SE Wind spd 3 4 4 5 5 4 3 3 3 5 6 8 8 6 5 5 5 6 9 9 8 Clouds B2 B2 B2 B1 SC FW SC FW FW SC FW CL CL FW FW SC SC SC B1 B1 B1 PoP 12hr 5 5 5 5 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S Heat index 91 93 Max heat 92 95 91 92 95 91 89 92 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 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 83 65 82 64 84 65 86 Temp 74 69 80 80 70 66 80 80 69 65 81 82 69 66 84 84 Dewpt 67 68 71 68 66 65 67 66 66 64 67 65 65 65 68 67 PWind dir SE S N N N NE SE S Wind char LT GN GN GN LT LT LT LT Avg clouds B2 B2 B2 B1 SC B1 SC SC FW FW FW CL CL FW FW FW PoP 12hr 80 70 20 20 5 0 0 5 Rain shwrs C D L C S S S Tstms C C C C S S $$ IAZ039-282100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 67 87 67 86 Temp 71 77 82 84 84 75 71 68 69 78 84 86 85 75 71 69 68 78 83 85 83 Dewpt 70 70 69 68 68 68 66 65 65 68 69 69 69 68 66 65 65 68 69 69 68 RH 97 79 65 59 59 79 84 90 87 71 61 57 59 79 84 87 90 71 63 59 61 Wind dir N N NE NE NE E E SE SE S S S S S S S S S S S S Wind spd 4 4 4 5 4 2 2 2 3 5 5 6 5 4 4 4 4 6 8 9 8 Clouds SC B2 B1 FW FW FW FW FW FW SC FW FW CL FW FW SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 80 64 82 63 82 63 84 Temp 72 68 77 77 68 66 79 79 68 64 80 80 68 65 81 81 Dewpt 66 66 70 67 66 65 68 67 64 63 67 66 64 63 68 68 PWind dir SE SE NE N N NE SE S Wind char LT GN GN GN LT LT LT GN Avg clouds B2 OV B2 B1 B1 B1 B1 SC FW FW FW FW CL FW FW FW PoP 12hr 50 70 40 20 5 0 0 5 Rain shwrs C L L C S S S Tstms C C C S S S $$ IAZ048-282100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 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 88 68 89 68 87 Temp 73 78 83 86 85 76 72 70 70 80 85 87 86 76 73 70 69 79 84 86 84 Dewpt 72 72 72 72 71 71 69 68 67 70 71 71 70 69 67 65 66 68 69 69 68 RH 97 82 70 63 63 85 90 93 90 72 63 59 59 79 81 84 90 69 61 57 59 Wind dir E E E E E E SE SE SE S S SE SE SE S S S S S SE SE Wind spd 1 2 3 4 3 2 2 2 3 5 6 6 6 5 5 5 4 6 9 9 6 Clouds B2 B2 B1 SC FW FW SC SC FW SC FW FW FW FW FW SC SC B1 B1 B1 B2 PoP 12hr 5 0 0 5 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S Heat index 89 92 90 90 93 91 Max heat 89 95 90 91 95 90 90 92 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 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 68 82 64 82 63 83 64 85 Temp 73 69 79 78 69 66 79 79 68 65 81 81 69 66 82 83 Dewpt 68 68 72 69 66 65 69 68 66 64 68 67 66 65 69 69 PWind dir SE SE N N N NE SE SE Wind char LT GN GN GN LT LT LT LT Avg clouds B2 B2 B2 B1 B1 SC SC SC FW FW FW CL FW FW FW FW PoP 12hr 70 70 20 10 5 0 0 0 Rain shwrs C L L C S S Tstms C C C C S S $$ IAZ004-282100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 67 89 68 86 Temp 71 77 83 86 87 76 72 69 67 79 85 87 87 76 72 70 68 78 83 85 82 Dewpt 70 69 68 68 67 69 68 66 66 69 68 68 68 68 67 66 65 69 69 69 69 RH 97 76 61 55 52 79 87 90 97 72 57 53 53 76 84 87 90 74 63 59 65 Wind dir NE E E SE SE SE S S S S S S S S S S S S S S SE Wind spd 2 3 3 3 4 4 5 5 6 9 9 9 9 9 9 9 8 10 11 12 11 Clouds B2 B2 SC FW SC SC SC SC SC SC FW FW CL FW FW SC B1 B1 B1 B1 B2 PoP 12hr 5 5 10 0 40 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L Tstms C L Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 81 62 82 62 83 63 85 Temp 70 66 77 79 67 64 79 80 66 63 81 82 68 65 82 83 Dewpt 67 66 69 66 64 63 66 65 63 61 64 64 64 62 66 67 PWind dir SE NE N N NW S S S Wind char GN GN GN GN LT LT GN BZ Avg clouds B2 B2 B2 SC SC FW B1 FW CL CL FW CL CL FW FW FW PoP 12hr 80 60 20 5 5 0 0 5 Rain shwrs L D L S S Tstms L L C S $$ IAZ035-282100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 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 88 67 89 68 87 Temp 72 78 83 86 86 75 72 69 69 80 86 88 87 76 72 70 68 78 84 86 83 Dewpt 72 71 70 70 70 70 69 67 67 70 70 69 70 69 67 65 65 69 69 69 69 RH 100 79 65 59 59 84 90 93 93 72 59 54 57 79 84 84 90 74 61 57 63 Wind dir NE E E E E SE S SE SE S S S SE SE S S S S S S SE Wind spd 3 3 2 2 3 2 2 2 3 5 6 5 5 5 4 4 5 8 9 9 5 Clouds B2 B1 B1 SC FW FW SC SC SC SC SC FW FW FW FW SC SC B1 B1 B2 B2 PoP 12hr 5 5 5 5 20 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S C Heat index 91 91 93 Max heat 88 93 90 91 94 90 88 91 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 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 63 84 62 85 63 87 Temp 71 67 79 79 67 64 81 81 67 64 82 82 67 65 83 84 Dewpt 68 67 70 68 65 64 66 66 64 63 65 66 65 64 67 68 PWind dir SE N N N N E SE S Wind char LT GN LT LT LT LT LT GN Avg clouds B2 OV B2 B1 B1 SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 70 70 20 5 5 0 0 5 Rain shwrs C L L C S S Tstms C C C C S $$ IAZ094-282100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 69 87 69 86 Temp 74 81 85 87 85 78 73 71 71 79 85 87 85 77 73 70 69 77 83 85 83 Dewpt 72 71 70 69 69 69 68 68 67 69 68 67 67 67 65 64 64 65 67 66 66 RH 93 72 61 55 59 74 84 90 87 72 57 52 55 71 76 81 84 67 59 53 57 Wind dir N E E E E NE E SE SE SE SE SE SE SE SE SE SE S S S SE Wind spd 2 3 4 6 5 5 4 4 4 6 6 6 5 4 6 6 6 8 9 9 9 Clouds B1 B1 B2 B1 B1 SC SC SC FW FW FW FW CL SC FW SC SC B1 B1 B1 B1 PoP 12hr 5 5 5 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C Tstms S C Heat index 91 Max heat 91 93 88 88 92 87 86 89 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 82 65 80 64 82 65 85 Temp 73 69 79 79 69 66 78 78 67 65 80 80 69 66 82 83 Dewpt 68 68 71 68 66 65 66 66 66 64 65 65 65 64 67 67 PWind dir SE W N N N NE SE SE Wind char LT GN GN GN LT LT LT LT Avg clouds B2 B2 B2 B1 SC B1 B1 SC FW FW FW FW CL FW FW FW PoP 12hr 80 70 20 10 5 0 5 5 Rain shwrs C D L C S S Tstms C C C C S S $$ IAZ017-282100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 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 85 66 86 66 85 Temp 69 74 80 84 84 74 71 68 68 78 84 85 84 74 71 68 67 77 82 84 82 Dewpt 67 68 68 69 69 68 66 66 66 69 70 70 71 68 66 65 65 69 70 69 69 RH 93 82 67 61 61 82 84 93 93 74 63 61 65 82 84 90 93 76 67 61 65 Wind dir NE E E SE E SE S SE S S S S S S S S S S S S S Wind spd 4 4 3 2 3 2 2 2 3 5 5 5 6 5 5 5 5 8 9 9 8 Clouds B1 B2 B1 FW SC SC FW B1 SC SC SC CL CL FW FW SC SC SC B1 B1 B2 PoP 12hr 5 5 5 5 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms C Heat index 90 89 Max heat 83 90 87 88 91 86 86 89 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 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 62 81 61 82 62 83 Temp 71 67 76 77 67 65 78 79 67 63 79 80 67 64 80 81 Dewpt 66 66 69 68 64 64 68 68 62 62 66 66 63 63 68 68 PWind dir SE E N N N E SE S Wind char LT LT LT LT LT LT LT GN Avg clouds B2 OV B2 B1 B1 SC SC SC FW CL FW FW CL FW FW FW PoP 12hr 70 70 30 10 5 0 0 0 Rain shwrs C L L L C Tstms C C C C S $$ IAZ049-282100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 66 87 66 86 Temp 72 78 83 85 84 74 71 68 68 78 83 86 84 74 71 68 67 77 83 85 82 Dewpt 72 71 70 70 69 68 67 65 65 69 69 69 69 67 65 64 64 68 68 68 67 RH 100 79 65 61 61 82 87 90 90 74 63 57 61 79 81 87 90 74 61 57 61 Wind dir NE NE NE NE E E E E SE S S S S SE S S S S S S SE Wind spd 3 4 3 3 3 2 2 2 3 4 4 4 4 4 4 4 4 5 6 6 5 Clouds B1 B2 B1 SC SC FW SC SC FW SC SC FW CL FW FW SC SC SC SC B1 B2 PoP 12hr 5 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 81 63 81 62 82 63 84 Temp 72 67 77 76 67 65 78 78 67 64 79 79 67 64 81 81 Dewpt 65 66 70 67 65 64 68 67 64 63 67 66 64 63 68 68 PWind dir SE SE N N N NE SE S Wind char LT LT LT GN LT LT LT LT Avg clouds B2 OV B2 B1 B1 B1 SC SC FW FW FW FW CL FW FW FW PoP 12hr 70 70 30 10 5 5 0 5 Rain shwrs S L L L C S Tstms S C C C C S $$ IAZ086-282100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 557 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 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 89 68 89 68 89 Temp 73 81 86 87 86 77 72 69 70 80 86 88 87 76 71 68 70 80 86 89 86 Dewpt 70 70 70 69 68 69 68 67 66 67 65 65 65 66 65 64 64 65 64 63 63 RH 90 69 59 55 55 76 87 93 87 65 50 47 48 71 81 87 81 60 48 42 46 Wind dir NW N NE NE NE E E SE SE S SE SE SE SE S S S S S S SE Wind spd 6 6 5 5 5 4 3 4 4 6 5 5 6 6 5 5 5 8 6 9 9 Clouds B1 B1 B1 B2 SC SC FW FW FW CL CL CL CL FW FW FW SC SC B1 SC B2 PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 91 92 Max heat 91 92 87 89 92 86 89 90 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 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 68 82 65 81 64 83 64 85 Temp 73 69 79 79 69 67 78 78 67 66 80 81 68 66 82 83 Dewpt 66 67 70 68 67 66 68 67 66 65 66 66 65 65 67 67 PWind dir SE SE N N N NE E SE Wind char GN GN GN GN LT LT LT LT Avg clouds B2 B2 B2 B1 B1 B1 B1 SC FW FW FW FW CL FW FW FW PoP 12hr 60 80 50 20 5 5 5 5 Rain shwrs L D L C C S Tstms C C C C C S $$