Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
603 FOUS53 KDMX 301052 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 552 AM CDT Thu Jul 30 2026 IAZ060-302100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 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 69 79 63 81 Temp 68 78 86 89 86 79 75 71 70 74 78 79 73 68 67 65 64 72 78 81 79 Dewpt 64 64 64 64 64 64 67 70 70 72 73 73 68 66 65 64 63 66 67 68 68 RH 87 62 48 44 48 60 76 97100 93 85 82 84 93 93 97 97 81 69 65 69 Wind dir SE SE SE SE SE SE SE S S S W NW N N N N N N N N N Wind spd 4 8 10 10 10 10 10 11 11 10 10 14 18 17 16 16 16 14 14 13 10 Wind gust 25 32 28 26 24 Clouds SC SC SC B1 B1 SC B2 OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC FW FW PoP 12hr 5 90 90 30 10 QPF 12hr 0 0.71 0.50 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L C L C C Tstms C C C S C C S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 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 64 84 64 86 66 88 67 86 Temp 68 65 82 82 69 66 83 83 71 67 86 86 73 68 83 83 Dewpt 67 65 68 68 67 66 69 69 68 67 70 71 69 67 70 69 PWind dir N NE SE SE SE S SE E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW CL FW FW FW CL FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 5 20 30 Rain shwrs S C Tstms S S $$ IAZ039-302100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 66 73 61 80 Temp 65 76 82 83 79 73 71 70 66 66 71 72 69 65 65 63 62 70 77 80 77 Dewpt 63 65 67 67 66 65 65 67 66 66 69 69 65 64 64 63 62 66 68 68 68 RH 93 69 61 59 64 76 81 90100100 93 90 87 97 97100100 87 74 67 74 Wind dir SE S S S SE SE SE SE SE SE SE NE NE NE NE N N N N N N Wind spd 3 6 9 10 9 9 10 11 12 13 13 14 18 19 18 17 16 14 13 12 8 Wind gust 25 28 Clouds SC SC B1 SC B1 B1 B2 OV OV OV OV OV OV B2 B2 B1 B1 SC FW FW FW PoP 12hr 0 80 100 50 5 QPF 12hr 0 0.47 1.14 0.47 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D L C D C C C C Tstms S C C C C S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 82 63 82 64 84 66 81 Temp 67 63 79 78 67 64 80 79 68 65 82 80 70 67 79 78 Dewpt 66 63 68 67 66 64 69 68 67 65 73 71 69 66 70 67 PWind dir N NE SE S S S SE N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW CL FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 0 0 0 0 5 10 40 30 Rain shwrs C C S Tstms C S S $$ IAZ048-302100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 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 77 62 81 Temp 66 76 84 86 82 76 73 69 68 72 77 76 72 66 66 64 63 72 78 81 79 Dewpt 64 67 67 68 67 66 67 69 68 71 73 72 67 66 65 64 63 66 68 69 69 RH 93 74 57 55 61 71 81100100 97 87 87 84100 97100100 81 71 67 72 Wind dir SE SE SE SE SE SE SE SE SE S W N N N N N N N N N N Wind spd 4 8 10 11 10 11 10 11 11 10 10 16 19 17 14 14 13 13 13 12 8 Wind gust 26 33 28 Clouds SC B1 SC B1 B1 B1 OV OV OV B2 B2 B2 B2 B1 B1 B1 SC SC SC FW FW PoP 12hr 5 90 90 30 5 QPF 12hr 0 0.71 0.50 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D C L C C C Tstms C C C S C C S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 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 84 63 84 65 87 66 84 Temp 67 63 81 81 68 65 82 81 70 66 84 83 71 66 81 80 Dewpt 67 63 70 70 68 65 71 71 69 66 73 72 70 66 71 70 PWind dir N NE SE SE SE S E NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW CL CL FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 0 0 0 0 0 5 30 20 Rain shwrs C S S Tstms C S S $$ IAZ004-302100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 63 74 58 80 Temp 67 76 81 82 81 73 69 67 65 67 70 74 74 65 62 60 61 72 78 80 78 Dewpt 66 67 68 68 70 69 68 67 65 67 67 67 66 65 62 60 61 67 68 68 70 RH 97 74 65 63 69 87 97100100100 90 79 76100100100100 84 71 67 76 Wind dir S S S S S SE SE SE SE NE NE NE NE NE N N N N N N N Wind spd 6 11 14 16 13 13 12 13 13 18 24 23 18 11 8 8 9 9 10 9 6 Wind gust 36 35 Clouds B1 B2 B2 B1 B1 OV OV OV B2 B2 B1 B1 SC SC FW FW FW FW CL CL CL PoP 12hr 10 90 80 10 0 QPF 12hr 0 1.08 0.34 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D D D C C Tstms S C C C C S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 82 62 82 63 81 60 78 Temp 65 61 79 80 67 64 80 80 69 64 78 78 65 60 76 76 Dewpt 64 61 68 72 66 63 70 73 66 64 69 70 63 60 65 67 PWind dir W S S S S W NE NE Wind char LT LT GN BZ GN GN LT LT Avg clouds CL FW FW CL CL FW FW FW CL FW SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 5 30 50 30 Rain shwrs C C C C S Tstms S C S S $$ IAZ035-302100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 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 65 76 59 82 Temp 67 76 83 84 82 75 71 68 67 73 76 76 73 65 63 61 60 71 79 82 79 Dewpt 65 67 68 69 69 68 68 68 67 71 70 69 67 65 63 61 60 67 70 69 71 RH 93 74 61 61 65 79 90100100 93 82 79 81100100100100 87 74 65 77 Wind dir SE S S SE SE SE SE SE SE S N N N N N N N N N N N Wind spd 5 9 10 11 10 10 9 11 11 9 13 19 18 16 11 10 9 9 10 9 5 Wind gust 29 29 Clouds B1 B1 B1 B1 B1 OV OV OV OV B2 B2 B2 B1 SC SC SC SC FW FW FW FW PoP 12hr 5 100 90 10 5 QPF 12hr 0 0.92 0.35 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L C L S Tstms C C C C S C Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 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 84 62 84 64 85 63 82 Temp 66 61 81 81 67 64 82 81 69 64 82 81 68 63 79 79 Dewpt 66 61 70 71 67 64 72 72 68 64 73 73 67 63 69 70 PWind dir NW NE SE S S S NE NE Wind char LT LT LT GN LT LT LT LT Avg clouds CL FW FW CL FW FW FW FW FW FW SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 0 10 40 30 Rain shwrs S C C S Tstms S C S $$ IAZ094-302100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 69 82 63 80 Temp 68 77 85 86 85 78 75 71 70 75 81 81 76 70 67 65 64 71 77 80 78 Dewpt 64 65 65 66 67 68 68 70 70 73 74 73 69 68 66 64 63 64 65 65 65 RH 87 67 51 51 55 71 79 97100 94 79 77 79 93 97 97 97 79 67 60 64 Wind dir SE SE SE SE SE SE SE S S SW W NW NW N N N N N N N N Wind spd 5 8 10 10 10 9 10 10 9 11 11 13 18 17 16 17 17 18 18 17 13 Wind gust 18 24 28 27 27 29 29 27 Clouds SC SC B1 B1 B1 B1 B2 OV B2 B2 B1 B1 B1 B2 B2 B2 B1 B1 SC FW FW PoP 12hr 20 100 80 30 10 QPF 12hr 0 0.52 0.60 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D D L C L C C Tstms C C C S C C S Heat index 86 86 Max heat 88 90 87 88 89 83 Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 85 64 86 65 89 68 88 Temp 67 64 82 83 68 66 84 84 70 66 86 87 73 68 86 85 Dewpt 66 64 65 64 66 65 66 65 67 66 67 66 68 67 68 67 PWind dir N N E SE SE S SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW CL CL CL CL FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 0 0 0 0 5 5 20 Rain shwrs S Tstms S $$ IAZ017-302100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 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 83 63 72 58 81 Temp 65 75 81 82 80 72 70 67 66 68 72 71 72 65 63 60 60 70 77 79 79 Dewpt 64 67 68 67 68 66 65 67 66 67 68 67 64 64 63 60 60 66 68 68 70 RH 97 76 65 61 67 81 84100100 97 87 87 76 97100100100 87 74 69 74 Wind dir S S S S SE SE SE SE SE E E NE NE NE N N N N N N N Wind spd 4 9 11 11 10 10 10 12 13 14 16 20 19 17 11 10 9 10 10 9 5 Wind gust 26 33 31 Clouds SC B1 B2 B1 SC B2 OV OV OV OV B2 B2 B1 B1 B1 SC SC FW FW FW CL PoP 12hr 5 90 90 30 5 QPF 12hr 0 0.79 1.03 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L L C C Tstms S C C S S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 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 61 82 63 83 62 80 Temp 65 61 79 79 66 63 79 79 68 64 80 79 67 63 77 77 Dewpt 64 61 68 70 66 63 70 71 67 64 72 72 67 63 67 67 PWind dir N E SE S S SW NE N Wind char LT LT LT GN GN LT LT LT Avg clouds CL FW CL FW FW FW FW FW FW FW FW SC SC SC B1 B1 PoP 12hr 0 0 0 0 0 20 50 30 Rain shwrs S C C C S Tstms S C C S $$ IAZ049-302100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 65 75 60 80 Temp 64 75 82 84 79 73 71 68 65 68 73 75 70 64 64 62 61 70 77 80 77 Dewpt 63 65 66 66 66 64 65 67 65 68 71 71 66 64 64 62 61 65 68 68 68 RH 97 71 58 55 64 73 81 97100100 93 87 87100100100100 84 74 67 74 Wind dir SE S S SE SE SE SE S SE S SE N N N N N N N N N N Wind spd 4 8 8 9 8 10 10 10 12 11 10 12 18 18 16 16 16 14 13 12 8 Wind gust 24 32 28 25 Clouds SC SC B1 SC B1 B1 B2 OV OV B2 B2 B2 OV B2 B2 B1 B1 SC FW FW FW PoP 12hr 0 90 90 50 5 QPF 12hr 0 0.59 1.04 0.40 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L L D C C C C Tstms C C C S C C S S Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 82 61 83 63 85 64 82 Temp 66 62 79 78 66 63 80 79 68 64 82 80 69 65 80 78 Dewpt 66 62 69 68 66 63 69 69 67 64 73 72 68 65 70 69 PWind dir N NE SE S SE S SE N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW CL FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 0 0 0 0 0 5 30 20 Rain shwrs C S S Tstms C S S $$ IAZ086-302100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 552 AM CDT Thu Jul 30 2026 Date Thu 07/30/26 Fri 07/31/26 Sat 08/01/26 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 79 63 79 Temp 64 76 84 87 83 75 73 70 69 72 78 79 75 69 68 65 64 71 76 79 77 Dewpt 62 64 64 63 64 66 67 67 69 71 75 75 72 69 68 65 64 67 69 69 69 RH 93 66 51 45 53 74 81 90100 97 91 88 90100100100100 87 79 72 76 Wind dir SE SE SE SE SE SE SE S SE S S SW N N N N N N N N N Wind spd 4 8 8 9 10 10 10 11 11 12 11 11 13 14 14 17 17 18 19 18 12 Wind gust 26 26 27 29 31 31 29 Clouds SC SC SC SC B2 B1 B1 B2 OV OV B2 B2 OV B2 B2 B2 B2 B1 SC FW FW PoP 12hr 0 80 100 60 20 QPF 12hr 0 0.64 1.01 0.23 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L D D D D L L C C S S Tstms S C C S C C C C C Date Sun 08/02/26 Mon 08/03/26 Tue 08/04/26 Wed 08/05/26 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 83 62 84 64 87 67 86 Temp 67 65 81 80 67 64 82 81 68 67 84 84 70 69 84 82 Dewpt 67 65 69 69 67 64 70 71 67 67 72 73 70 69 72 72 PWind dir N NE E SE SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW CL CL CL CL CL FW FW FW FW FW FW FW FW SC FW PoP 12hr 0 0 0 0 5 10 10 10 $$