Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
988 FOUS53 KDMX 191117 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 617 AM CDT Sun Jul 19 2026 IAZ060-192100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 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 70 96 74 87 Temp 70 79 84 89 87 78 74 72 73 84 93 96 92 85 81 76 74 81 85 87 85 Dewpt 65 67 65 65 67 67 66 67 69 73 74 73 72 72 71 68 66 65 65 63 61 RH 84 67 53 45 52 69 76 84 87 70 54 48 52 65 72 76 76 58 51 45 45 Wind dir NE E E E E SE SE S S SW SW SW SW SW W NW NW NW N N N Wind spd 4 5 5 6 6 5 5 5 5 8 9 10 10 8 8 8 8 11 13 14 12 Wind gust 24 25 Clouds FW FW FW SC FW SC SC B1 B1 SC SC SC SC SC B1 B2 FW FW FW FW FW PoP 12hr 0 0 20 40 0 QPF 12hr 0 0 0.12 0.17 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S Tstms S C S S S Heat index 91103106100 91 Max heat 87 93 91 105 107 101 83 88 89 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 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 83 62 84 65 84 66 89 Temp 71 65 80 81 68 64 81 82 70 67 81 82 71 68 86 87 Dewpt 60 58 57 56 58 58 58 58 60 61 63 62 63 63 65 64 PWind dir N N E SE SE SE E SE Wind char LT LT LT LT LT GN LT LT Avg clouds FW FW SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC FW PoP 12hr 0 0 5 20 40 30 10 5 Rain shwrs S C C S Tstms C S S $$ IAZ039-192100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 67 90 70 83 Temp 67 75 81 84 83 74 70 69 69 76 84 88 87 80 75 72 70 77 80 82 80 Dewpt 64 68 67 65 66 66 65 64 66 71 75 77 76 73 70 67 65 67 67 64 63 RH 90 79 63 53 57 76 84 84 90 85 74 70 70 79 84 84 84 71 65 55 56 Wind dir E SE E SE SE SE SE S S S S SW SW SW W NW NW NW NW NW NW Wind spd 4 5 5 5 5 4 5 8 9 10 12 13 10 8 8 10 11 17 18 17 13 Wind gust 28 27 Clouds SC FW SC SC FW FW SC SC B1 B2 SC B1 SC B1 SC SC FW FW SC FW FW PoP 12hr 0 30 60 50 0 QPF 12hr 0 0.04 0.43 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C L L C C C C Tstms S S S C C C S Obvis K K K K K K Heat index 92101 98 Max heat 85 88 85 93 102 98 82 84 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 79 58 81 62 81 63 86 Temp 67 61 76 77 63 60 78 78 67 64 78 79 68 65 82 83 Dewpt 59 57 58 57 57 57 60 60 59 60 64 63 62 62 67 67 PWind dir N N S S S S SE SE Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC FW SC SC SC B1 B1 SC SC SC SC FW PoP 12hr 0 0 0 5 20 30 5 5 Rain shwrs S C Tstms S S $$ IAZ048-192100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 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 95 71 85 Temp 67 76 82 87 86 76 72 70 71 81 89 94 89 82 78 73 71 79 82 85 83 Dewpt 64 67 66 67 68 67 67 66 68 74 77 77 75 73 71 67 65 67 66 64 63 RH 90 74 58 52 55 74 84 87 90 79 68 58 64 74 79 81 81 67 58 50 51 Wind dir NE E E E SE SE SE S SE S SW SW W SW W NW NW NW NW N N Wind spd 3 4 4 4 5 4 5 5 6 8 10 10 8 6 6 8 8 12 14 14 11 Wind gust 26 25 Clouds FW FW SC FW FW SC SC B1 B1 B1 SC SC SC B1 B1 B2 FW FW SC FW FW PoP 12hr 0 10 30 50 0 QPF 12hr 0 0.06 0.01 0.24 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C S S Tstms S C C S S S Heat index 86102108 98 88 Max heat 85 92 88 103 109 102 86 87 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 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 63 81 61 82 64 83 65 88 Temp 69 63 78 79 65 62 79 80 68 65 79 81 69 67 84 86 Dewpt 60 58 59 58 59 59 61 60 61 61 64 64 64 63 67 67 PWind dir N N SE S SE SE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC B1 B1 B1 B1 B1 SC FW SC FW PoP 12hr 0 0 5 20 40 30 10 0 Rain shwrs S S C C Tstms S S $$ IAZ004-192100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 68 94 67 81 Temp 64 76 82 85 84 75 72 70 70 80 89 93 89 78 73 69 67 74 78 81 79 Dewpt 61 65 63 64 65 66 65 65 67 73 74 71 72 66 61 59 61 63 62 61 59 RH 90 69 53 50 53 74 79 84 90 79 61 49 57 67 66 70 81 69 58 51 50 Wind dir E SE SE S S S S S S SW SW W W NW NW NW NW NW N N N Wind spd 1 4 6 9 9 10 12 12 13 12 12 10 10 10 11 13 14 19 20 19 14 Clouds SC FW SC SC FW SC SC B1 B1 SC SC SC SC SC SC FW FW FW FW FW CL PoP 12hr 0 40 30 20 0 QPF 12hr 0 0.13 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C C S S Tstms C C S C S Heat index 98100 96 Max heat 84 88 85 98 102 94 82 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 80 59 81 62 81 63 87 Temp 64 59 75 78 63 61 78 78 66 64 78 80 68 65 83 85 Dewpt 56 55 56 56 57 57 61 62 60 60 64 64 62 61 66 67 PWind dir N N S S S S S S Wind char GN LT LT GN GN GN LT GN Avg clouds FW FW FW SC SC FW SC SC B1 B1 B1 SC SC SC SC FW PoP 12hr 0 0 5 10 30 10 5 0 Rain shwrs S C S Tstms S S $$ IAZ035-192100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 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 68 95 69 84 Temp 65 76 82 86 85 75 71 70 70 81 90 94 87 80 75 71 69 77 81 83 81 Dewpt 63 66 64 65 67 66 66 65 67 74 76 76 74 71 68 63 62 66 65 63 62 RH 93 71 55 50 55 74 84 84 90 79 64 56 65 74 79 76 78 69 58 51 53 Wind dir E E SE SE SE SE SE S S SW SW SW SW W NW NW NW NW N N N Wind spd 2 4 5 5 5 5 5 8 8 9 10 9 5 4 5 8 8 14 16 14 10 Clouds FW FW SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1 B1 FW FW FW FW FW PoP 12hr 0 30 40 30 0 QPF 12hr 0 0.13 0.10 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Tstms C C S Heat index 86102107 95 Max heat 85 90 86 103 107 98 83 85 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 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 60 81 59 82 62 82 63 87 Temp 66 61 78 79 63 61 78 79 67 64 79 80 68 65 83 85 Dewpt 57 57 58 58 58 58 61 62 60 61 64 64 63 62 67 67 PWind dir N N SE S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC B1 B1 B1 B2 B1 SC FW SC FW PoP 12hr 0 0 5 20 40 20 5 0 Rain shwrs S S C S Tstms S S S $$ IAZ094-192100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 71 95 75 90 Temp 72 79 85 90 88 79 75 72 73 83 91 94 91 84 81 77 75 84 88 89 86 Dewpt 68 70 71 69 69 69 69 70 71 74 74 72 72 72 71 69 67 65 62 60 60 RH 87 74 63 50 54 72 82 93 93 74 58 49 54 67 72 76 76 53 42 38 42 Wind dir NE E E E SE SE S S S S SW SW SW S SW W N N N N N Wind spd 4 5 4 3 4 4 4 4 5 6 8 10 9 6 8 8 8 10 12 13 12 Clouds SC SC SC SC SC FW SC SC SC SC SC FW SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 20 0 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 90 95 93 90100102 99 90 Max heat 90 97 91 101 104 99 83 89 90 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 84 64 81 65 84 66 88 Temp 71 66 81 82 68 65 78 79 70 67 80 82 70 68 85 86 Dewpt 61 59 54 54 57 58 58 59 60 61 63 63 63 63 64 64 PWind dir N NE E SE SE SE E E Wind char LT LT LT LT LT GN LT LT Avg clouds FW FW FW SC SC B1 SC B1 B1 B2 B1 B1 SC SC FW SC PoP 12hr 0 0 5 20 50 30 20 5 Rain shwrs S S C C S S Tstms S S C C S S $$ IAZ017-192100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 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 91 67 81 Temp 64 75 81 83 83 73 70 68 69 76 85 90 87 78 73 69 67 74 78 81 79 Dewpt 61 66 64 64 66 65 64 64 66 71 76 77 76 69 65 62 62 64 64 62 60 RH 90 74 56 53 57 76 81 87 90 85 75 66 70 74 76 78 84 71 62 53 52 Wind dir E SE SE SE SE S S S S SW SW SW SW W NW NW NW NW NW NW NW Wind spd 2 3 4 5 5 5 6 9 9 11 12 12 9 8 9 10 12 18 18 18 12 Wind gust 29 Clouds SC FW SC SC FW FW SC SC B1 B1 B1 SC B1 FW SC FW FW FW SC FW FW PoP 12hr 0 60 60 30 0 QPF 12hr 0 0.08 0.22 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C L L C C Tstms S S S C C S Obvis K K Heat index 94103 97 Max heat 83 87 83 94 103 94 82 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 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 59 79 57 80 61 80 62 85 Temp 65 59 75 77 62 60 78 78 66 63 78 78 67 64 82 83 Dewpt 55 55 56 57 56 57 60 61 59 60 63 63 61 61 66 67 PWind dir N N S S S S SE S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC FW SC SC B1 B1 B1 B1 SC SC FW FW PoP 12hr 0 0 0 10 30 20 5 0 Rain shwrs C S Tstms S S $$ IAZ049-192100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 66 92 70 84 Temp 66 76 81 85 83 73 70 68 69 78 86 91 87 80 76 72 70 77 81 83 80 Dewpt 63 68 66 66 67 66 65 65 67 72 76 77 75 72 70 67 64 67 67 64 63 RH 90 76 60 53 59 79 84 90 93 82 72 64 68 77 82 84 81 71 63 53 56 Wind dir NE E E E SE SE SE S SW S SW SW W SW W NW NW NW NW NW N Wind spd 4 5 4 4 4 4 5 6 8 9 9 10 8 6 6 8 8 12 16 14 11 Wind gust 26 26 Clouds FW FW SC SC FW FW SC B1 B1 B1 SC SC SC B2 B1 B2 FW FW FW FW FW PoP 12hr 0 20 40 50 0 QPF 12hr 0 0.04 0.06 0.18 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C C C C C C Tstms C S C C C S S Obvis K K K K K K Heat index 95105 97 Max heat 85 89 85 96 106 98 84 86 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 80 58 80 62 81 63 86 Temp 67 61 77 77 63 61 78 77 66 63 78 79 68 65 82 84 Dewpt 59 57 59 58 57 57 60 60 58 59 64 63 62 61 66 66 PWind dir N N SE S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC B1 B1 B1 B1 SC FW SC FW PoP 12hr 0 0 5 10 30 30 5 5 Rain shwrs C C Tstms S S $$ IAZ086-192100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 617 AM CDT Sun Jul 19 2026 Date Sun 07/19/26 Mon 07/20/26 Tue 07/21/26 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 90 69 94 74 88 Temp 69 77 83 89 87 78 73 71 71 82 90 94 91 84 80 76 74 82 85 87 84 Dewpt 66 70 67 66 67 67 66 67 69 72 74 73 73 73 72 71 70 68 67 65 63 RH 90 79 59 47 52 69 79 87 93 72 60 51 56 70 77 85 87 63 55 48 49 Wind dir NE E E E E SE SE SE S S SW SW SW SW SW W NW NW NW NW N Wind spd 6 6 6 5 6 6 6 6 6 8 6 9 9 8 9 9 9 12 14 16 13 Wind gust 26 Clouds FW FW FW SC SC FW SC SC B1 B1 SC SC SC SC B1 B2 FW FW FW FW CL PoP 12hr 0 0 20 50 0 QPF 12hr 0 0 0.03 0.65 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C Tstms S S C C C C Obvis K K K K K K Heat index 87 99103100 90 Max heat 87 93 88 101 105 100 88 90 Date Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 Sat 07/25/26 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 83 61 84 64 84 65 89 Temp 70 65 80 81 66 64 80 81 69 66 80 82 70 67 85 87 Dewpt 62 60 57 56 57 58 57 57 59 60 62 62 63 63 65 64 PWind dir N NE E SE SE SE SE E Wind char GN LT LT LT LT GN LT LT Avg clouds CL FW FW SC SC SC SC SC B1 B1 B1 B1 SC SC SC FW PoP 12hr 0 0 5 10 30 30 20 5 Rain shwrs C C S S S Tstms S S S S S $$