Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
453 FOUS53 KDMX 221002 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 502 AM CDT Tue Sep 22 2026 IAZ060-222100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 60 51 66 55 64 Temp 55 55 57 60 58 56 55 53 51 57 61 66 63 58 57 57 56 59 61 64 62 Dewpt 53 53 56 58 56 56 54 52 50 52 54 57 57 58 57 57 56 58 59 61 60 RH 93 93 96 93 93100 96 96 96 83 78 73 81100100100100 96 93 90 93 Wind dir NE NE E E NE E E E NE E E E E E E SE SE SE SE SE E Wind spd 6 6 8 8 6 5 4 3 3 4 5 5 4 4 3 3 3 4 5 4 4 Clouds OV OV OV OV OV B2 SC SC SC SC FW SC SC SC B1 B1 B2 B2 B2 B2 B1 PoP 12hr 40 5 0 0 30 QPF 12hr 0.02 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs C C S S Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 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 57 67 58 66 59 75 62 76 Temp 59 58 64 65 61 59 63 64 62 61 71 71 65 62 73 73 Dewpt 59 58 60 61 59 58 61 62 61 59 64 66 63 61 66 67 PWind dir SE SE SE SE SE SE SE SE Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 SC SC SC B1 SC PoP 12hr 20 50 60 70 40 20 10 20 Rain shwrs S C C L L C C C S S Tstms S C C S S $$ IAZ039-222100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 61 46 67 51 66 Temp 52 54 57 61 59 52 50 48 47 56 64 67 63 57 56 54 52 58 63 66 64 Dewpt 50 51 52 52 51 51 49 48 47 53 55 55 56 57 56 54 52 58 58 57 57 RH 93 90 83 72 75 96 96100100 90 73 65 78100100100100100 84 73 78 Wind dir NE E E E E E E NE NE E E E E E E E E SE SE SE SE Wind spd 9 9 10 9 6 5 4 4 4 6 8 8 5 5 4 4 3 4 5 4 3 Clouds OV OV B2 B2 B1 B1 FW SC SC FW SC SC B1 SC SC B1 B2 B2 B2 B1 B2 PoP 12hr 20 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle S Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 68 52 65 54 73 57 75 Temp 57 54 66 65 57 54 63 64 58 56 69 69 61 58 72 71 Dewpt 57 54 59 57 56 54 57 57 57 56 61 61 60 58 63 63 PWind dir E SE SE SE SE SE SE SE Wind char LT LT GN GN GN LT LT GN Avg clouds B1 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 SC SC SC B1 B1 PoP 12hr 5 10 20 60 40 20 10 20 Rain shwrs S L C C C S S Tstms S S S S $$ IAZ048-222100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 59 49 66 54 64 Temp 54 54 56 59 57 55 53 51 49 56 63 66 62 57 57 56 55 59 61 64 62 Dewpt 53 52 55 57 55 55 53 51 49 52 54 56 56 57 57 56 55 59 60 61 60 RH 96 93 96 93 93100100100100 86 72 70 81100100100100100 97 90 93 Wind dir NE E E E E E E E E E E E E E SE SE SE SE SE SE SE Wind spd 8 8 8 8 6 4 3 3 3 5 5 6 4 3 3 3 3 5 5 5 4 Clouds OV OV OV OV OV B2 B1 SC SC SC SC B1 SC SC B1 B2 OV OV B2 B2 B2 PoP 12hr 30 5 0 0 40 QPF 12hr 0.01 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs C C Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 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 55 67 56 65 58 73 60 75 Temp 59 56 64 64 60 58 63 64 61 60 70 70 64 61 72 72 Dewpt 59 56 61 61 59 58 61 62 61 60 64 65 63 61 66 66 PWind dir SE SE SE SE SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 OV OV OV B2 OV B2 B2 B2 B2 B1 SC B1 B1 B1 PoP 12hr 10 40 50 70 40 20 10 10 Rain shwrs C C C L C C C S Tstms S C C S S $$ IAZ004-222100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 46 63 51 64 Temp 51 53 58 58 57 51 50 48 47 54 60 63 61 55 54 53 52 57 60 63 64 Dewpt 50 49 51 53 53 51 49 48 47 51 52 53 54 54 54 53 52 57 58 59 60 RH 96 86 77 83 86100 96100100 90 75 70 78 96100100100100 93 87 87 Wind dir E E E E E E SE SE SE SE SE SE SE SE SE S S S S S SE Wind spd 6 8 9 10 6 6 5 4 5 9 10 10 8 9 9 10 10 11 12 10 8 Clouds B2 B1 B2 B2 B2 B1 B1 SC B1 SC FW SC SC B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 0 40 70 QPF 12hr 0 0 0 0.06 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L Obvis PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 66 54 66 56 72 57 73 Temp 57 54 63 64 58 56 62 64 59 57 68 69 61 58 69 70 Dewpt 57 54 59 60 58 56 60 62 59 56 62 64 60 57 63 64 PWind dir SE SE SE S S E SE S Wind char LT GN GN BZ GN LT LT GN Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 B1 SC B1 B2 B1 PoP 12hr 5 40 60 60 30 10 10 30 Rain shwrs C C S L L S S C S C Tstms S C S $$ IAZ035-222100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 59 48 66 52 64 Temp 53 54 56 58 57 53 52 50 48 54 61 64 61 56 56 55 54 58 61 64 62 Dewpt 52 51 54 56 55 53 52 50 48 52 54 55 56 56 56 55 54 58 60 60 61 RH 96 90 93 93 93100100100100 93 78 73 84100100100100100 97 87 97 Wind dir E E E E E E E E E E SE SE SE SE SE SE SE SE S SE SE Wind spd 8 8 8 8 5 4 3 3 3 5 5 5 3 4 3 4 5 5 6 5 3 Clouds OV OV OV OV OV B2 B1 SC SC SC SC SC SC B1 B1 B2 OV B2 B2 B2 B2 PoP 12hr 10 5 0 10 70 QPF 12hr 0 0 0 0 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L S S Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 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 54 67 55 67 56 74 59 75 Temp 59 55 64 65 59 57 62 65 61 58 69 70 63 59 71 71 Dewpt 59 55 61 61 59 57 61 63 61 58 64 66 63 59 65 67 PWind dir SE SE SE SE SE SE SE SE Wind char LT LT GN GN LT LT LT LT Avg clouds B2 OV OV B2 B2 B2 OV B2 B2 B2 B1 SC SC B1 B2 B1 PoP 12hr 20 40 60 70 30 10 10 20 Rain shwrs S C C L L C S C S S Tstms C C S S S $$ IAZ094-222100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 61 52 66 52 65 Temp 58 57 59 61 59 57 55 54 52 56 64 66 62 57 56 55 53 59 63 65 62 Dewpt 56 55 58 60 58 57 55 54 52 54 57 57 58 57 56 55 53 59 61 62 61 RH 93 93 96 97 96100100100100 93 78 73 87100100100100100 93 90 97 Wind dir NE NE NE NE NE NE E NE NE E E E E E E E E SE SE E E Wind spd 6 5 8 8 6 6 4 4 4 5 5 5 3 4 3 3 3 4 4 4 3 Clouds OV OV OV OV OV B2 B2 B1 B1 B1 SC SC FW SC SC B1 B2 B2 B1 B1 B1 PoP 12hr 30 5 0 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs S S S S C Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 56 67 57 67 59 76 62 78 Temp 59 57 64 64 60 59 65 65 62 61 73 71 65 62 75 72 Dewpt 59 57 63 63 60 58 64 64 60 59 66 67 63 61 68 68 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 SC SC SC B1 SC PoP 12hr 30 50 60 70 40 20 10 20 Rain shwrs C C C C S L L C C C S S Tstms S S S S C C C C S $$ IAZ017-222100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 59 43 64 48 64 Temp 49 53 57 58 56 50 48 46 44 54 62 64 60 54 54 53 50 57 61 64 62 Dewpt 48 49 52 52 50 50 48 46 44 53 53 54 55 54 54 53 50 57 58 58 57 RH 96 86 83 80 80100100100100 96 72 70 84100100100100100 90 81 84 Wind dir NE E E E E E E E E E SE SE SE SE SE SE SE SE SE SE SE Wind spd 6 8 9 8 5 4 2 2 3 5 8 8 4 4 4 5 4 6 8 6 4 Clouds B2 B2 B2 B1 B1 B1 B1 SC SC FW SC SC SC SC B2 B2 OV B2 B2 B2 B2 PoP 12hr 5 0 0 5 50 QPF 12hr 0 0 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 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 50 66 51 64 53 71 55 73 Temp 56 52 65 63 57 54 62 62 58 56 68 67 60 56 70 69 Dewpt 56 52 59 58 56 54 58 59 57 56 61 62 59 56 62 63 PWind dir SE SE SE SE SE SE SE SE Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B1 SC B1 B2 B1 PoP 12hr 5 30 50 70 40 20 10 10 Rain shwrs C C L C C C S Tstms S S $$ IAZ049-222100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 46 66 51 65 Temp 52 53 56 59 57 52 50 48 46 55 62 66 61 56 56 55 52 58 62 65 62 Dewpt 52 52 54 55 53 52 50 48 46 52 54 55 56 56 56 55 52 58 58 58 58 RH 100 96 93 87 86100100100100 90 75 68 84100100100100100 87 78 87 Wind dir NE E E E E E E NE NE E E E E E E E E SE SE SE SE Wind spd 9 9 9 9 5 5 3 3 4 4 5 5 3 3 3 3 3 3 3 3 3 Clouds OV OV OV B2 B1 B1 SC SC FW FW SC B1 SC SC SC B1 B2 B2 B2 B2 B2 PoP 12hr 30 0 0 0 30 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs C C Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 67 53 64 55 72 58 74 Temp 57 54 64 63 58 55 61 62 59 57 68 68 62 59 71 70 Dewpt 57 54 59 58 57 55 58 58 58 57 61 62 61 58 63 64 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC B1 B1 PoP 12hr 5 30 30 70 40 20 10 20 Rain shwrs S C C L C C C S S Tstms S C C S S $$ IAZ086-222100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 502 AM CDT Tue Sep 22 2026 Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 62 50 67 54 66 Temp 56 57 58 61 60 56 54 52 50 58 64 66 64 59 59 57 55 61 63 65 64 Dewpt 54 54 58 59 57 56 54 52 50 55 58 59 60 59 59 57 55 61 61 61 61 RH 93 90100 93 90100100100100 90 81 78 87100100100100100 93 87 90 Wind dir NE NE E E NE NE NE NE NE NE E E E E E E E E E E E Wind spd 9 9 9 9 6 5 4 4 4 4 4 5 3 4 3 3 2 3 2 3 2 Clouds OV OV OV B2 B1 B1 SC SC FW FW SC B1 FW SC SC B1 B2 B2 B2 B1 B1 PoP 12hr 60 0 0 0 5 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle L C S Obvis PF PF Date Fri 09/25/26 Sat 09/26/26 Sun 09/27/26 Mon 09/28/26 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 56 69 56 66 58 75 61 77 Temp 60 57 66 65 60 57 64 64 61 59 71 71 64 61 74 73 Dewpt 60 57 62 62 59 56 61 62 59 58 64 66 62 60 66 67 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B2 B1 B1 B2 OV B2 B2 B2 B2 SC SC B1 B1 SC PoP 12hr 10 20 20 60 40 20 10 20 Rain shwrs S S L C C C S S Tstms S S S S S $$