Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
329 FOUS53 KDMX 080427 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1127 PM CDT Fri Aug 7 2026 IAZ060-080900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon 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 64 83 69 89 73 Temp 72 65 64 72 79 82 81 73 72 71 71 79 86 89 87 79 76 75 73 Dewpt 70 62 59 63 65 67 69 68 69 70 70 73 75 76 77 75 73 71 70 RH 93 90 84 73 62 61 67 84 90 97 97 82 70 66 72 88 90 87 90 Wind dir N NW N NE E SE SE SE SE SE SE S S S S S S S S Wind spd 5 4 3 3 5 8 6 6 8 9 9 10 10 10 6 6 6 9 8 Clouds SC SC SC SC SC B1 B1 SC SC SC B1 B1 B1 FW FW SC SC B1 B1 PoP 12hr 0 0 60 40 50 QPF 12hr 0 0 0.16 0.24 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S C C C C S Tstms C C S S C C C S Heat index 95101 99 Max heat 82 86 83 98 105 97 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 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 86 68 81 65 77 62 76 Temp 86 88 75 72 83 82 72 68 78 77 68 65 72 73 65 63 71 72 Dewpt 75 77 73 71 75 76 72 68 72 71 68 65 68 68 65 63 68 69 PWind dir S SE S NE NE NE NE E SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds SC SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 PoP 12hr 20 50 30 40 20 20 20 20 40 Rain shwrs S S C C C C S S S S C C Tstms S S C C C C S S $$ IAZ039-080900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 80 65 85 69 Temp 66 61 60 69 77 79 78 69 68 67 67 73 81 85 83 75 72 70 69 Dewpt 65 59 57 63 63 65 67 66 65 66 67 71 75 76 75 73 71 70 69 RH 97 93 90 81 62 62 69 90 90 97100 93 82 75 77 94 97100100 Wind dir NW NW NW N NW S SE SE SE SE S S S S S SE SE E E Wind spd 6 6 4 2 2 4 5 4 6 6 8 9 8 8 5 4 4 6 6 Clouds FW FW SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC SC SC B1 B1 B2 PoP 12hr 0 0 60 40 60 QPF 12hr 0 0 0.25 0.03 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S S L L C Tstms C C C S S S C C C Heat index 86 94 90 Max heat 82 87 96 86 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 68 81 65 79 62 75 59 74 Temp 81 82 71 69 78 78 68 65 76 75 66 62 72 72 63 61 70 70 Dewpt 75 75 70 69 74 72 68 65 69 67 64 62 65 64 62 60 65 65 PWind dir SE E E NE NE N N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 SC SC B1 B2 B2 SC SC B1 B1 SC B1 B2 B1 SC SC B1 B2 PoP 12hr 30 50 50 40 20 20 10 10 40 Rain shwrs C S C C C C C S S C C Tstms C S C C C S C S S $$ IAZ048-080900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon 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 60 81 67 88 70 Temp 67 61 60 70 77 80 78 70 70 69 69 77 84 88 86 77 74 72 71 Dewpt 66 59 57 64 66 68 70 69 69 69 69 73 77 78 78 75 73 71 70 RH 97 93 90 81 69 67 76 97 97100100 87 80 72 77 94 97 97 97 Wind dir N NW NW NE SE SE SE SE SE S S S S S S S S SE E Wind spd 5 3 2 2 4 8 6 6 8 9 8 9 9 6 4 4 5 6 5 Clouds SC SC B1 B1 B1 SC B1 SC B1 B1 B2 B1 SC SC SC SC SC B1 B1 PoP 12hr 0 0 70 40 60 QPF 12hr 0 0 0.29 0.13 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S S C C L L S Tstms C C S S C C C S Heat index 94101 97 Max heat 84 94 103 93 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 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 69 83 66 80 63 76 61 75 Temp 83 85 73 71 80 80 70 67 77 76 67 64 72 71 64 62 70 70 Dewpt 77 77 73 70 76 75 70 67 73 71 67 64 68 67 64 62 68 68 PWind dir S E SE NE N NE NE E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 FW SC B1 B2 B1 SC B1 B1 B1 SC B1 B2 B1 SC B1 B1 B1 PoP 12hr 20 50 40 30 20 20 20 20 40 Rain shwrs S C C C S S C S S S S C C Tstms S C C C S S C S S $$ IAZ004-080900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 81 64 83 66 Temp 58 56 56 71 77 79 76 68 67 66 65 74 81 83 81 72 69 67 66 Dewpt 54 51 51 59 61 64 68 66 65 65 65 70 72 73 74 72 69 67 66 RH 86 83 83 66 58 60 76 93 93 97100 87 74 72 79100100100100 Wind dir NW NW W S S S S S S S S S N NE NE NE E E E Wind spd 4 4 2 3 6 9 10 11 11 11 8 6 5 5 8 8 6 8 8 Clouds FW B1 B1 B1 B1 SC SC SC B1 SC B1 B1 B1 SC SC SC B1 B2 B2 PoP 12hr 0 0 50 30 50 QPF 12hr 0 0 0.11 0.01 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S C C Tstms C S S S C C Heat index 89 87 Max heat 82 85 91 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 65 79 62 77 58 74 57 73 Temp 78 79 68 65 76 77 66 62 74 74 62 59 71 71 60 58 70 69 Dewpt 71 73 67 65 70 71 65 62 66 67 62 58 62 63 60 58 63 65 PWind dir E E E NE N N NE SE S Wind char GN LT LT LT LT LT LT LT GN Avg clouds B1 SC SC B1 B2 B1 SC SC B2 SC SC B1 B1 B1 SC SC B2 B2 PoP 12hr 10 50 20 20 20 20 10 20 30 Rain shwrs C C S S S S S S C C Tstms C S S S S $$ IAZ035-080900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon 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 57 82 66 88 69 Temp 62 58 57 70 78 80 78 70 68 68 68 76 84 87 86 75 72 70 69 Dewpt 60 55 54 62 64 67 69 68 67 67 68 72 75 75 76 74 72 69 69 RH 93 90 90 76 62 65 74 93 97 97100 87 74 68 72 97100 97100 Wind dir NW NW NW E S SE SE SE SE S S S S S SE SE SE E E Wind spd 4 2 1 0 3 8 6 6 8 8 6 6 5 4 4 4 4 5 4 Clouds SC SC B1 B1 SC SC SC SC B1 B1 B2 SC SC FW SC SC B1 B2 B2 PoP 12hr 0 0 60 20 60 QPF 12hr 0 0 0.27 0.01 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S C C L L S Tstms S C S S C C C S Heat index 91 97 96 Max heat 83 92 100 89 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 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 86 67 82 64 79 61 76 58 74 Temp 83 83 71 68 79 79 68 65 77 76 64 62 73 72 62 60 71 70 Dewpt 75 76 71 68 74 74 68 65 70 69 64 61 65 65 62 60 67 67 PWind dir SE E E NE NE NE NE E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC B2 B2 B1 SC SC B2 B1 SC B1 B2 B1 SC B1 B2 B2 PoP 12hr 20 50 30 30 20 20 10 20 40 Rain shwrs S C C C S C S S S C C Tstms S C C C S C S S $$ IAZ094-080900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 85 71 89 73 Temp 73 68 66 74 81 84 83 75 74 73 71 79 86 89 87 81 77 75 73 Dewpt 71 68 64 68 68 70 72 71 71 70 69 72 74 75 75 73 71 68 68 RH 93100 93 82 65 63 70 87 90 90 93 79 68 64 68 77 82 79 84 Wind dir W N N NE E SE SE SE SE S SE S S S S S S S S Wind spd 3 4 4 5 5 8 6 6 9 10 10 11 12 12 9 10 10 11 10 Wind gust 23 Clouds B1 B1 B1 SC SC B1 B1 SC SC B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 5 10 30 10 10 QPF 12hr 0.01 0 0.05 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S C Heat index 88 94 99 96 Max heat 85 90 85 96 100 95 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 73 88 69 83 65 78 63 78 Temp 87 88 77 74 85 85 73 69 80 78 69 66 74 73 66 64 73 74 Dewpt 74 75 71 69 74 74 72 69 72 71 68 66 69 68 66 64 68 68 PWind dir S S S E NE NE E E SE Wind char GN GN GN LT LT LT LT LT GN Avg clouds SC SC SC B1 B1 B1 B1 SC B1 B1 SC B1 B2 B2 B1 B1 B1 B2 PoP 12hr 10 20 30 50 30 40 30 40 40 Rain shwrs S C C C C S S C C S S C C C Tstms S C C C S S S C S $$ IAZ017-080900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon 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 55 80 63 84 66 Temp 60 57 57 69 77 78 76 68 66 65 65 73 81 84 82 73 70 68 67 Dewpt 59 54 54 60 61 64 67 66 66 65 65 71 73 74 75 72 70 68 67 RH 96 90 90 73 58 62 74 93100100100 93 77 72 79 97100100100 Wind dir NW NW NW N SW S S S S S S S S S E E E E E Wind spd 5 4 2 1 2 5 6 5 8 9 8 6 5 4 4 4 3 5 5 Clouds FW FW B1 B1 B1 B1 SC B1 SC B2 B2 B2 B1 B1 SC B1 SC B2 B2 PoP 12hr 0 0 60 60 60 QPF 12hr 0 0 0.25 0.01 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L S S L L C Tstms C C S S S C C C Heat index 86 91 89 Max heat 82 86 91 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 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 83 64 79 62 77 59 74 57 73 Temp 80 80 69 66 77 77 66 63 75 74 63 60 72 71 61 58 70 69 Dewpt 73 73 69 66 72 71 66 63 67 66 62 60 63 62 60 58 64 64 PWind dir E E E NE NE N N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 SC SC B1 B2 B1 SC SC B1 SC SC B1 B1 B1 SC SC B1 B1 PoP 12hr 30 50 40 30 10 20 10 20 40 Rain shwrs C C C C S C C S S C C Tstms C S C S S C C S $$ IAZ049-080900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 81 65 87 69 Temp 65 60 59 69 76 80 77 69 67 67 67 75 82 86 83 75 72 71 69 Dewpt 65 59 56 63 65 66 68 66 66 66 67 72 75 77 77 73 72 70 69 RH 100 96 90 81 69 62 74 90 97 97100 90 79 75 82 94100 97100 Wind dir NW NW NW NE E SE SE SE SE S S S S S S S S SE E Wind spd 5 4 3 1 2 4 4 4 6 8 6 8 6 6 4 4 5 5 6 Clouds SC SC SC B1 B1 B1 B1 B1 SC B1 B1 B2 SC SC FW SC SC B1 B2 PoP 12hr 0 0 60 40 60 QPF 12hr 0.01 0 0.19 0.02 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C C C L L C Tstms C C S S C C C C Heat index 89 97 92 Max heat 84 91 98 87 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 68 83 64 80 61 76 58 75 Temp 82 83 71 69 79 79 69 65 76 75 65 62 71 71 62 60 70 70 Dewpt 75 76 71 69 74 74 68 65 71 69 65 62 66 65 62 60 66 66 PWind dir SE E E NE NE NE NE E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC B1 B2 B2 SC SC B1 B1 SC B1 B2 B1 SC SC B1 B2 PoP 12hr 30 50 50 40 20 20 20 20 40 Rain shwrs C S C C S C C S S S S C C Tstms C S C C S S C S S $$ IAZ086-080900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1127 PM CDT Fri Aug 7 2026 Date 08/07/26 Sat 08/08/26 Sun 08/09/26 Mon 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 66 85 68 90 73 Temp 73 67 66 74 81 84 82 73 70 70 70 78 85 89 87 79 76 75 73 Dewpt 71 67 64 67 66 67 70 68 68 69 70 74 76 77 77 75 73 71 70 RH 93100 93 79 60 57 67 84 93 97100 88 75 68 72 88 90 87 90 Wind dir SW NW NW N NE E SE SE SE SE SE S S S S S S S S Wind spd 6 5 4 4 3 4 4 5 6 8 9 10 11 11 8 8 8 9 9 Clouds SC SC SC SC SC B1 B1 B1 SC B1 B1 B1 B1 FW SC SC SC SC B1 PoP 12hr 40 5 50 50 40 QPF 12hr 0.01 0 0.21 0.25 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S C C S Tstms C C S S S C S S Obvis PF Heat index 94101 98 Max heat 83 88 83 96 102 93 Date 08/10 Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 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 72 88 68 83 64 80 61 79 Temp 86 87 75 73 84 84 72 69 80 79 68 66 75 75 65 63 74 75 Dewpt 76 77 73 71 75 76 72 69 73 72 68 66 68 68 65 63 68 69 PWind dir SW S SW NE N NE NE E SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B2 B1 B1 B1 B1 B1 SC B1 B2 B2 B1 B1 B1 B1 PoP 12hr 20 40 40 50 30 20 30 30 40 Rain shwrs S S C C S C C C S S C S C C C Tstms S S C C S C C S S S $$