Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
440 FOUS53 KDMX 280627 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 127 AM CDT Mon Sep 28 2026 IAZ060-290900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 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 58 72 58 75 65 Temp 61 58 62 68 72 67 62 60 58 58 64 72 74 71 69 68 67 65 Dewpt 61 58 60 60 61 60 59 57 55 53 56 61 65 64 64 64 64 64 RH 100100 93 76 68 78 90 90 90 83 75 68 74 79 84 87 90 97 Wind dir E E SE SE SE SE SE SE SE SE S S S S S S S S Wind spd 2 2 3 5 5 4 5 5 5 5 8 10 11 9 9 9 8 9 Clouds B2 B2 B1 B1 SC SC SC SC B1 B1 B1 B2 SC SC OV B2 OV OV PoP 12hr 5 5 0 5 70 QPF 12hr 0 0 0 0 0.45 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D Tstms S S S S S Obvis PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 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 73 62 67 52 65 52 64 54 65 Temp 70 70 67 63 63 61 56 53 62 60 54 52 60 60 57 55 61 60 Dewpt 66 67 67 63 57 53 50 47 51 52 50 49 55 56 54 52 55 54 PWind dir S SW N N NE E SE SE W Wind char GN LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV OV B2 B2 SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 80 90 60 20 5 10 10 10 10 Rain shwrs D D D D L S S Tstms S S C C $$ IAZ039-290900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 71 54 72 61 Temp 60 58 63 69 71 68 61 58 56 54 63 69 71 70 66 65 63 62 Dewpt 59 58 61 62 62 61 59 57 55 53 56 59 61 61 61 61 61 61 RH 96100 93 78 73 78 93 96 96 96 78 70 71 73 84 87 93 97 Wind dir N E SE SE SE SE SE SE SE SE S S S SE S S S S Wind spd 2 2 3 4 4 5 4 5 5 5 9 11 12 11 12 10 10 11 Clouds B2 B2 B2 B1 SC SC FW FW SC B1 B1 B2 SC B2 B2 B2 OV OV PoP 12hr 10 10 5 0 70 QPF 12hr 0 0 0 0 0.46 Snow 12hr 00-00 00-00 00-00 Drizzle Rain shwrs C C L L D Tstms S S S S Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 70 59 66 48 64 47 64 50 63 Temp 68 68 65 60 64 61 53 49 62 60 52 48 62 61 55 51 61 60 Dewpt 65 65 65 60 55 51 48 45 49 49 48 47 53 53 52 50 53 51 PWind dir S SW N N N E SE SE SW Wind char GN LT GN LT LT LT LT LT GN Avg clouds OV OV OV OV OV B2 B2 SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 90 90 50 10 10 10 10 10 10 Rain shwrs D D D D C S Tstms S S C C $$ IAZ048-290900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 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 58 72 57 74 64 Temp 61 58 62 68 71 66 61 60 58 57 63 70 72 71 67 66 66 64 Dewpt 60 58 61 62 62 61 60 59 56 54 56 61 65 64 65 65 65 64 RH 97100 97 81 73 84 97 96 93 90 78 73 79 79 93 97 97100 Wind dir NE SE SE SE SE SE SE SE SE SE S S S S S S S S Wind spd 1 1 3 5 5 5 4 5 4 5 8 10 11 9 9 8 8 9 Clouds B2 B2 B2 B1 B1 SC SC SC B1 B2 B2 B2 B1 B1 OV OV OV OV PoP 12hr 5 5 0 10 90 QPF 12hr 0 0 0 0.02 0.63 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C D D D Tstms S S S S S Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 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 72 60 66 50 64 50 64 53 64 Temp 69 69 66 61 63 60 54 51 61 59 53 50 60 59 57 53 60 59 Dewpt 67 68 66 61 55 52 49 46 50 51 50 49 54 56 54 52 54 53 PWind dir S SW N N N E SE SE W Wind char GN LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV OV B2 B2 SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 90 90 40 10 5 10 10 10 10 Rain shwrs D D D D C S Tstms S S C C $$ IAZ004-290900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 69 58 67 61 Temp 61 58 62 68 69 67 62 61 60 59 62 65 66 67 64 64 63 62 Dewpt 60 58 62 63 63 62 60 58 57 56 58 61 63 64 64 63 63 62 RH 97100100 84 81 84 93 90 90 90 87 87 90 90100 97100100 Wind dir E SE SE S S S S S S S S S S S S S S S Wind spd 3 3 6 9 10 8 10 10 11 12 13 13 12 11 10 9 6 5 Wind gust 24 23 Clouds OV OV B2 B2 B1 B1 SC B1 OV B2 B2 OV B2 OV OV OV OV OV PoP 12hr 10 10 0 60 90 QPF 12hr 0 0 0 0.16 0.65 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs L C D D D D D Tstms S S S S Obvis PF PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 56 61 47 61 48 62 51 60 Temp 67 66 61 56 60 58 51 47 60 57 52 49 60 59 55 51 58 57 Dewpt 65 65 60 51 47 47 44 41 45 49 47 46 51 52 51 48 50 50 PWind dir S NW N N N SE S S NW Wind char LT LT GN LT LT LT GN GN GN Avg clouds OV OV OV B2 B2 SC SC FW FW FW FW FW SC SC SC SC SC SC PoP 12hr 80 60 20 0 5 5 10 10 10 Rain shwrs D D L C S Tstms S $$ IAZ035-290900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 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 59 71 57 71 63 Temp 62 60 63 67 70 67 62 60 59 59 63 67 70 69 66 65 65 64 Dewpt 61 60 63 63 63 62 60 59 58 55 57 61 64 65 66 65 65 64 RH 97100100 87 78 84 93 96 96 87 81 81 81 87100100100100 Wind dir SE SE SE S S SE SE S S S S S S S S S S S Wind spd 1 2 4 5 8 5 6 6 6 8 9 11 10 8 9 8 8 9 Clouds B2 OV B2 B2 B1 B1 SC SC B2 B2 B2 B2 B2 B2 OV OV OV OV PoP 12hr 5 10 5 40 90 QPF 12hr 0 0 0 0.09 1.04 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs S L L D D D Tstms S C C C S S Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 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 70 58 64 48 63 48 63 51 63 Temp 67 68 64 59 62 59 52 48 61 58 52 49 60 59 55 52 60 58 Dewpt 67 67 64 58 52 50 47 44 48 50 49 48 53 55 54 51 53 52 PWind dir S W N N N E SE S W Wind char LT LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV OV B2 B1 SC SC FW FW FW SC SC SC SC SC FW PoP 12hr 100 80 30 5 10 5 10 10 10 Rain shwrs D D D L C Tstms S S C S $$ IAZ094-290900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 56 72 57 75 64 Temp 60 56 61 69 71 66 61 60 59 57 63 72 75 72 69 68 66 65 Dewpt 59 56 59 60 61 61 59 56 54 52 57 63 65 64 64 64 63 62 RH 96100 93 73 71 84 93 87 83 83 81 73 71 76 84 87 90 90 Wind dir NE NE E SE SE SE SE SE SE SE S S S S S S S S Wind spd 2 3 4 5 4 4 4 5 5 6 8 10 11 8 8 8 9 10 Clouds B2 B2 B1 SC SC SC SC SC B1 B2 B1 SC SC B2 OV OV OV OV PoP 12hr 5 5 0 0 50 QPF 12hr 0 0 0 0 0.17 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L Tstms S S S S S Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 62 68 53 64 51 65 54 65 Temp 72 71 68 63 64 62 57 53 62 59 54 52 62 60 56 54 63 60 Dewpt 66 69 68 63 61 56 51 48 53 54 52 51 57 57 55 53 57 55 PWind dir S SW N N NE E SE SE NE Wind char GN LT GN GN LT LT LT LT LT Avg clouds OV B2 OV OV OV B2 B2 B1 SC FW FW FW SC SC SC SC B1 FW PoP 12hr 70 80 70 20 20 10 10 10 10 Rain shwrs L L L D L C S S S S S Tstms S C C C $$ IAZ017-290900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 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 70 54 70 60 Temp 60 58 63 68 70 66 61 59 57 55 62 68 70 67 64 64 63 61 Dewpt 60 58 62 62 62 61 59 58 56 54 57 59 61 62 62 63 63 61 RH 100100 97 81 76 84 93 96 96 96 84 73 73 84 93 97100100 Wind dir NE E SE S S SE SE S S S S S S S S S S S Wind spd 2 2 4 5 6 5 6 6 6 8 10 11 11 9 10 9 9 10 Clouds OV OV B2 B2 B2 B1 SC SC B1 B2 B2 B2 B1 B2 OV OV OV OV PoP 12hr 10 10 0 30 90 QPF 12hr 0 0 0 0.07 0.93 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs S L L D D D Tstms C C S S Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 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 69 55 64 44 63 44 63 48 62 Temp 67 67 63 56 62 58 51 46 61 57 50 46 61 59 54 49 59 57 Dewpt 65 65 63 56 51 48 45 42 46 47 47 46 51 51 51 48 51 49 PWind dir S SW N N N E SE S W Wind char GN LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV B2 B1 SC SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 90 80 20 5 5 5 5 20 10 Rain shwrs D D D L S S Tstms S S $$ IAZ049-290900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 56 70 54 72 62 Temp 60 56 61 67 70 66 60 58 56 54 62 68 71 69 66 65 64 63 Dewpt 59 56 60 61 61 60 58 56 54 52 56 59 63 62 62 61 62 62 RH 96100 97 81 73 81 93 93 93 93 81 73 76 78 87 87 93 97 Wind dir NE E SE SE SE SE SE SE SE SE S S S SE S S S S Wind spd 2 2 3 4 5 4 5 5 4 5 8 9 10 9 9 8 8 9 Clouds B2 B2 B2 B1 SC SC FW FW SC B1 B2 B2 SC B1 B2 OV B2 OV PoP 12hr 5 10 5 0 70 QPF 12hr 0 0 0 0 0.40 Snow 12hr 00-00 00-00 00-00 Drizzle Rain shwrs C C L L D Tstms S S S C Obvis PF PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 71 59 65 48 63 47 63 50 63 Temp 68 69 65 60 62 60 53 49 61 58 52 48 59 59 55 51 60 58 Dewpt 65 66 65 60 55 51 48 45 49 50 48 47 53 54 52 50 53 52 PWind dir S SW N N N E SE SE SW Wind char GN LT GN LT LT LT LT LT LT Avg clouds OV OV OV OV OV B2 B2 SC SC SC FW FW SC SC SC SC SC SC PoP 12hr 80 90 50 10 5 10 10 10 10 Rain shwrs D D D D C C Tstms C S C C $$ IAZ086-290900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 127 AM CDT Mon Sep 28 2026 Date 09/27/26 Mon 09/28/26 Tue 09/29/26 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 56 73 55 76 65 Temp 58 56 62 69 73 67 61 58 56 55 64 72 75 72 68 67 66 65 Dewpt 57 56 61 61 61 60 58 56 53 52 57 62 65 64 62 60 60 61 RH 96100 97 76 66 78 90 93 90 90 78 71 71 76 81 78 81 87 Wind dir NE NE E SE SE E SE SE SE SE SE S S SE S S S S Wind spd 3 3 3 3 4 4 4 4 4 4 6 8 9 6 8 8 8 9 Clouds B1 B1 SC FW FW FW FW SC FW B1 B1 B2 FW SC B2 B2 B2 OV PoP 12hr 5 0 0 0 30 QPF 12hr 0 0 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Drizzle Rain shwrs C C L Tstms S Obvis PF Date 09/30 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 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 76 64 69 54 65 52 65 54 65 Temp 72 73 68 65 66 63 58 54 62 61 55 52 62 61 57 54 62 61 Dewpt 66 69 68 65 64 58 54 50 55 55 53 51 58 58 55 54 58 56 PWind dir S SW NW N N NE SE SE SW Wind char GN LT GN LT LT LT LT LT LT Avg clouds OV B2 B2 OV OV B2 B2 B1 SC SC FW FW SC SC SC SC SC SC PoP 12hr 60 80 80 20 10 20 10 20 10 Rain shwrs L C L D D C S S S S Tstms S S C C S $$