Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
691 FOUS53 KDMX 240343 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 1043 PM CDT Sun Aug 23 2026 IAZ060-240900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 80 65 85 69 Temp 67 64 64 71 77 80 78 71 69 67 65 73 82 85 83 75 72 71 69 Dewpt 62 61 61 63 64 63 63 62 61 61 61 64 66 68 69 69 68 67 65 RH 84 90 90 76 64 56 60 73 76 81 87 73 58 57 63 82 87 87 87 Wind dir S S S S S SE SE SE SE SE SE S S SW SW SW SW SW W Wind spd 3 2 2 4 5 5 5 5 4 4 3 4 6 5 3 3 4 5 5 Clouds SC B1 B1 B1 SC SC SC SC SC B1 SC SC SC B1 SC SC SC SC FW PoP 12hr 5 10 5 10 20 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Sprinkles C Tstms S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 65 84 64 85 67 85 70 87 Temp 83 82 70 66 81 80 68 64 82 81 71 67 81 82 73 70 84 84 Dewpt 65 62 62 60 61 60 60 58 61 61 62 63 68 68 68 68 71 70 PWind dir NW NW NW S S SE S S S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW CL CL FW CL CL FW FW SC SC SC SC B1 SC B1 B1 B1 SC PoP 12hr 5 0 0 5 20 40 40 40 20 Rain shwrs S S C C S C C S Tstms S S C S S C S $$ IAZ039-240900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 79 62 81 66 Temp 60 58 58 69 77 79 76 68 65 64 62 70 78 81 79 72 69 68 66 Dewpt 57 56 56 62 64 64 64 62 60 59 59 63 65 66 68 67 66 65 63 RH 90 93 93 78 64 60 66 81 84 84 90 78 64 60 69 84 90 90 90 Wind dir S SE SE S S S SE SE S S S S S S S S SW SW W Wind spd 1 1 1 3 5 4 3 3 4 3 4 6 10 10 6 8 8 6 5 Clouds FW SC SC SC SC FW SC SC SC B1 B1 SC B1 SC SC SC SC SC FW PoP 12hr 0 20 0 10 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Sprinkles C Tstms S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 63 81 60 81 63 80 66 83 Temp 80 78 67 63 79 77 64 60 79 77 66 63 78 78 70 67 80 80 Dewpt 65 64 60 59 62 62 58 57 61 64 61 61 67 68 66 66 71 71 PWind dir NW NW NW NW S SE SE SE SE Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW CL CL CL CL FW FW FW SC SC SC SC B1 B1 B1 B2 B2 B1 PoP 12hr 5 0 0 0 10 30 40 50 30 Rain shwrs C C C C C Tstms S S S S $$ IAZ048-240900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 61 79 64 83 67 Temp 65 63 61 70 76 78 77 69 67 66 64 72 80 83 81 73 71 69 67 Dewpt 63 62 61 64 65 65 64 63 62 61 61 64 67 69 71 70 68 66 64 RH 93 97100 81 69 64 64 81 84 84 90 76 65 63 72 90 90 90 90 Wind dir S SE SE S S S SE SE SE SE SE S S SW S SW SW W W Wind spd 2 2 1 3 5 5 3 4 4 3 3 5 8 6 3 4 4 4 4 Clouds SC B1 B1 SC SC B1 SC SC B1 B2 B1 SC B1 SC SC SC SC SC FW PoP 12hr 5 20 5 10 10 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 85 63 83 61 83 65 83 68 85 Temp 82 80 68 63 81 79 66 62 81 79 69 65 80 80 71 68 82 82 Dewpt 65 64 61 59 62 63 60 58 63 64 63 63 69 70 69 68 72 72 PWind dir NW NW NW N S SE S SE S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW FW FW FW CL FW FW SC SC SC B1 B1 B1 B1 B1 B2 B1 SC PoP 12hr 5 0 0 5 20 50 40 50 30 Rain shwrs S S C C C C C Tstms S S C S C C $$ IAZ004-240900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 79 64 84 63 Temp 63 61 60 70 75 77 78 69 66 65 64 72 81 84 82 73 69 65 63 Dewpt 60 59 59 63 63 64 62 61 60 59 59 64 67 67 65 62 59 56 55 RH 90 93 96 78 66 64 58 76 81 81 84 76 63 57 56 68 70 73 75 Wind dir S S S S S S S S S S S SW SW W SW W W W NW Wind spd 4 4 4 6 9 9 9 8 8 8 8 11 11 12 10 10 9 8 9 Clouds SC B1 B2 B1 B1 SC SC SC SC B1 B1 SC SC SC SC FW FW FW FW PoP 12hr 20 20 10 30 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 58 81 57 82 62 81 64 82 Temp 78 77 64 59 78 78 62 58 79 78 66 63 78 78 67 65 79 80 Dewpt 60 58 55 54 56 55 53 53 58 61 60 61 66 68 66 64 69 70 PWind dir NW NW N NE SE SE S SE SE Wind char GN LT LT LT LT GN GN GN GN Avg clouds CL FW FW CL FW FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 20 60 40 40 20 Rain shwrs S C L C S C C S Tstms C S S S S $$ IAZ035-240900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 79 64 85 64 Temp 63 61 60 70 75 78 77 69 66 65 64 72 81 84 82 73 70 66 64 Dewpt 63 61 60 65 65 65 64 63 61 60 60 64 67 69 70 68 65 62 59 RH 100100100 84 71 64 64 81 84 84 87 76 63 61 67 84 84 87 84 Wind dir S S S S S S S SE S S S S SW SW SW SW W W W Wind spd 2 2 2 3 5 5 4 3 4 4 4 6 8 8 5 5 4 4 4 Clouds SC B1 B2 B1 B1 SC SC SC B1 B2 B2 B1 B1 B1 SC SC SC FW FW PoP 12hr 10 20 5 20 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Sprinkles C C Tstms S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 61 83 59 83 64 82 66 84 Temp 81 80 65 61 81 79 64 60 80 79 67 64 79 79 69 66 82 81 Dewpt 62 61 58 57 59 59 56 56 61 64 62 62 68 71 67 66 72 72 PWind dir NW NW NW E S SE SE SE SE Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC B1 B2 B1 B1 B1 B2 SC PoP 12hr 0 0 0 5 20 60 40 50 20 Rain shwrs S S C L C C C S Tstms S C C C S $$ IAZ094-240900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 80 65 84 68 Temp 65 64 64 70 77 79 78 71 68 66 65 73 81 84 82 73 71 70 68 Dewpt 60 59 59 60 61 61 63 62 60 60 60 63 67 68 69 69 69 68 67 RH 84 84 84 71 58 54 60 73 76 81 84 71 63 59 65 87 93 93 97 Wind dir S SE SE S SE SE SE SE SE SE SE SE S S S S SW W W Wind spd 2 3 3 5 8 6 5 5 4 4 3 4 4 3 2 2 2 3 4 Clouds SC B1 B2 B1 SC SC SC SC B1 B1 B1 SC SC SC B1 B1 B1 B1 SC PoP 12hr 10 10 5 5 20 QPF 12hr 0.04 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Sprinkles C C C Tstms S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 64 84 64 85 68 85 70 87 Temp 84 81 69 65 82 80 68 65 82 82 71 68 82 83 73 71 84 84 Dewpt 64 60 61 60 59 57 60 59 60 60 61 62 66 67 68 67 70 69 PWind dir NW NW N E S SE S S S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW CL CL FW FW FW FW SC SC SC SC B1 B1 B1 SC B1 B1 SC PoP 12hr 10 0 0 5 20 40 40 40 20 Rain shwrs S C C S C S Tstms S C S C S $$ IAZ017-240900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 80 62 84 64 Temp 60 59 59 70 77 78 77 68 65 64 62 71 80 83 81 72 69 66 64 Dewpt 56 57 58 63 64 63 62 62 60 59 59 62 65 66 66 66 64 61 59 RH 87 93 96 78 64 60 60 81 84 84 90 73 60 57 60 81 84 84 84 Wind dir S S S S S SW S S S S S S SW SW S SW W W W Wind spd 2 2 2 4 5 5 4 4 4 4 5 9 11 11 9 8 6 6 6 Clouds SC B1 SC B1 SC B1 SC FW SC B2 B1 B2 SC SC SC SC SC FW FW PoP 12hr 0 20 0 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S Sprinkles C Tstms S S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 82 60 82 58 82 62 81 64 83 Temp 80 79 65 61 79 78 63 59 80 78 66 63 78 78 68 65 80 80 Dewpt 61 58 57 57 57 55 54 54 57 60 60 60 66 67 66 65 69 69 PWind dir NW NW NW N S SE S SE S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW FW CL FW FW CL CL FW SC SC SC B1 B1 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 0 10 50 40 50 30 Rain shwrs S C C C C C Tstms S S S S $$ IAZ049-240900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 80 62 83 66 Temp 59 58 58 70 76 78 76 67 65 64 62 71 79 82 80 71 69 68 66 Dewpt 57 57 57 62 64 64 63 61 60 59 59 63 64 66 68 67 66 65 63 RH 93 96 96 76 66 62 64 81 84 84 90 76 60 58 67 87 90 90 90 Wind dir SE SE S S S S SE SE SE S S S S S S S SW SW W Wind spd 2 2 2 3 3 3 2 3 4 3 3 5 8 6 4 4 5 5 5 Clouds SC SC FW SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC FW PoP 12hr 0 10 0 10 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Sprinkles C Tstms S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 62 82 60 83 63 82 66 85 Temp 81 79 66 62 79 77 64 60 80 78 67 64 78 79 70 67 81 81 Dewpt 65 63 59 58 62 62 58 56 62 63 60 61 67 67 66 66 71 71 PWind dir NW NW NW NW S SE SE SE S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW FW FW CL CL FW FW FW SC SC SC B1 B1 B1 B1 B1 B2 B1 PoP 12hr 5 0 0 5 10 40 40 50 30 Rain shwrs C C C C C Tstms S S S S S $$ IAZ086-240900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 1043 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 64 85 69 Temp 61 60 60 72 78 79 78 69 67 65 64 73 81 84 82 73 70 70 69 Dewpt 58 57 57 62 62 62 64 63 62 61 61 64 66 67 69 68 68 68 68 RH 90 90 90 71 58 56 62 81 84 87 90 73 60 57 65 84 93 93 97 Wind dir S S SE S S E SE SE SE SE SE S S S S S S SW W Wind spd 1 2 2 3 3 3 3 4 3 4 3 5 5 4 3 4 4 5 5 Clouds SC SC SC SC SC FW FW FW SC SC SC SC B1 SC SC B1 SC SC SC PoP 12hr 0 5 0 10 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 65 84 63 85 67 85 70 87 Temp 83 82 69 66 82 80 67 64 82 81 70 67 81 82 72 70 83 84 Dewpt 68 64 64 62 62 62 62 61 60 61 62 63 66 67 68 68 71 71 PWind dir W NW NW NW S SE S S S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW CL CL FW CL FW FW FW SC SC SC SC B1 SC B1 B1 B2 B1 PoP 12hr 10 0 0 5 10 30 40 50 30 Rain shwrs C C C C C Tstms S S S S S $$