Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
486 FOUS53 KDMX 271022 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 522 AM CDT Sun Sep 27 2026 IAZ060-272100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 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 69 58 72 59 70 Temp 60 63 66 69 66 62 60 59 59 63 69 72 67 62 60 59 59 64 68 70 68 Dewpt 59 61 63 64 63 62 60 59 58 60 60 61 60 59 57 54 54 57 61 65 65 RH 96 93 90 84 90100100100 96 90 73 68 78 90 90 83 83 78 78 84 90 Wind dir SE SE SE E E E E NE E E SE SE SE SE SE SE SE SE S S S Wind spd 4 5 5 5 4 3 2 1 1 3 5 5 4 5 5 5 6 6 9 9 8 Clouds OV OV OV OV B2 B1 SC B1 B1 B1 FW SC SC SC SC B1 B2 B2 OV OV OV PoP 12hr 30 10 0 0 80 QPF 12hr 0.02 0 0 0 0.24 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs S S D D D Tstms S S C Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 70 62 68 56 65 55 66 Temp 66 63 68 69 65 63 66 65 59 56 62 61 56 55 63 62 Dewpt 65 63 66 66 65 62 62 58 55 52 55 56 54 53 57 57 PWind dir S S SE N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC B1 SC PoP 12hr 90 80 70 50 40 30 20 20 Rain shwrs D D D L L L C C S C C C S S S Tstms C S S S S S S $$ IAZ039-272100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 56 72 54 70 Temp 58 60 63 66 65 60 59 57 56 63 69 71 68 61 58 56 54 62 68 70 68 Dewpt 55 58 60 60 60 59 58 57 56 60 60 59 59 58 56 54 53 56 59 61 62 RH 90 93 90 81 84 96 96100100 90 73 66 73 90 93 93 96 81 73 73 81 Wind dir SE SE SE E E NE NE NE NE E SE SE SE SE SE SE SE S S S S Wind spd 4 4 4 2 3 1 0 0 1 2 4 4 4 4 4 5 6 10 11 11 10 Clouds OV OV OV OV B2 B2 B1 B2 B1 B2 B1 SC B1 SC SC SC B1 B2 B2 OV OV PoP 12hr 60 10 0 0 60 QPF 12hr 0.01 0 0 0 0.12 Snow 12hr 00-00 00-00 00-00 Drizzle L C S Rain shwrs L L D Tstms S S Obvis PF Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 70 58 69 52 64 50 65 Temp 63 60 67 68 62 60 66 65 56 52 61 61 53 51 63 62 Dewpt 62 60 64 63 62 60 59 55 51 48 52 52 51 50 55 54 PWind dir S S S N N NE E SE Wind char GN LT LT GN GN GN LT LT Avg clouds OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 PoP 12hr 80 70 60 40 20 30 20 20 Rain shwrs D D L L L L C C S S C C S S S Tstms S $$ IAZ048-272100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 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 69 58 72 57 69 Temp 59 62 66 68 66 62 61 59 58 63 69 71 67 62 60 58 57 62 67 69 67 Dewpt 59 61 63 64 63 62 61 59 58 61 61 61 61 59 58 56 54 57 61 64 65 RH 100 97 90 87 90100100100100 93 76 71 81 90 93 93 90 84 81 84 93 Wind dir SE SE SE E E E E E E SE SE SE SE SE SE SE SE SE SE S S Wind spd 4 5 4 3 3 2 0 0 0 3 5 5 4 4 4 5 6 8 9 9 8 Clouds OV OV OV OV OV B2 B1 B1 B1 B1 SC SC B1 SC B1 B1 B2 OV OV OV OV PoP 12hr 20 5 5 0 80 QPF 12hr 0.01 0 0 0 0.31 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs C C D D D Tstms S S S Obvis PF PF Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 70 60 69 54 64 52 66 Temp 65 62 68 67 64 62 66 64 58 54 62 60 55 53 63 61 Dewpt 65 62 66 65 64 61 60 57 53 50 54 55 54 52 56 56 PWind dir S S SE N NE NE E E Wind char LT LT LT GN LT LT LT LT Avg clouds OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC B1 B1 PoP 12hr 80 70 60 40 30 30 10 20 Rain shwrs D D L L L L C C S C C C S Tstms S $$ IAZ004-272100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 58 70 58 66 Temp 61 63 66 68 67 62 60 60 58 63 68 69 68 62 60 59 58 61 64 66 65 Dewpt 60 61 64 64 64 62 60 60 58 62 62 62 61 59 58 56 55 58 61 63 63 RH 97 93 93 87 90100100100100 97 81 78 78 90 93 90 90 90 90 90 93 Wind dir S S S E E E E E SE SE SE S SE S S S S S S S S Wind spd 4 3 2 3 3 3 2 2 3 5 10 10 9 10 10 11 12 13 12 10 9 Clouds OV OV OV OV B2 B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 OV OV B2 PoP 12hr 30 5 5 0 90 QPF 12hr 0.01 0 0 0 0.42 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs D D D D C Tstms S S Obvis PF PF PF PF F PF Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 69 56 66 50 62 50 63 Temp 61 58 67 67 60 57 63 62 54 50 59 59 53 51 60 60 Dewpt 61 58 62 62 58 53 53 50 47 45 49 51 49 48 52 52 PWind dir S S W N N E SE S Wind char LT LT LT GN LT LT LT GN Avg clouds B2 B2 B2 B2 B1 B1 B2 B1 SC SC SC SC SC SC B1 B1 PoP 12hr 50 50 40 10 10 20 10 10 Rain shwrs C C C C C S S S $$ IAZ035-272100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 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 69 58 71 58 67 Temp 60 63 66 68 67 63 61 59 58 63 68 71 67 62 60 59 58 62 66 67 66 Dewpt 60 62 64 64 64 63 61 59 58 62 62 62 61 60 58 57 55 57 61 64 65 RH 100 97 93 87 90100100100100 97 81 73 81 93 93 93 90 84 84 90 97 Wind dir SE S S E E E E E E SE SE SE SE SE SE S SE S S S S Wind spd 4 4 2 2 2 2 1 1 1 3 5 5 4 5 6 6 8 9 9 8 6 Clouds OV OV OV B2 B2 B2 B2 B2 OV B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV PoP 12hr 20 5 0 0 90 QPF 12hr 0 0 0 0 0.35 Snow 12hr 00-00 00-00 00-00 Drizzle S S Rain shwrs L L D D D Tstms S S S Obvis F Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 59 70 58 67 51 63 51 65 Temp 64 60 67 67 62 59 65 63 55 52 61 59 53 52 62 61 Dewpt 64 60 65 65 62 59 57 54 51 48 52 54 52 51 55 55 PWind dir S S SW N NE E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 B2 B1 SC B1 SC SC B1 B1 B1 PoP 12hr 80 60 50 30 20 30 10 10 Rain shwrs D L L C C C C S C C $$ IAZ094-272100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 57 72 58 71 Temp 60 63 68 70 66 62 61 59 57 63 69 72 66 61 61 60 58 63 69 71 68 Dewpt 59 61 64 64 64 62 61 59 57 59 60 61 61 59 56 54 53 58 63 66 66 RH 96 93 87 81 93100100100100 87 73 68 84 93 84 81 83 84 81 84 93 Wind dir SE SE SE E E E E NE E E SE SE E SE SE SE SE S S S S Wind spd 6 5 4 5 4 4 3 3 3 4 5 5 3 4 5 6 8 8 10 9 8 Clouds OV OV OV B2 OV B2 B2 B1 B2 SC SC SC FW SC B1 B2 B2 B2 B2 OV OV PoP 12hr 30 10 0 0 70 QPF 12hr 0.02 0 0 0 0.19 Snow 12hr 00-00 00-00 00-00 Drizzle C S Rain shwrs S S L L D Tstms S C Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 70 62 68 57 66 55 66 Temp 66 63 69 68 66 63 67 63 60 57 63 61 57 55 64 61 Dewpt 66 63 67 67 66 63 65 62 57 54 58 58 56 54 59 59 PWind dir S S SE NE NE NE E E Wind char LT LT LT GN GN GN LT LT Avg clouds OV OV OV B2 OV OV OV B2 B2 B2 B2 B1 B1 SC B1 B1 PoP 12hr 90 80 80 60 50 40 20 20 Rain shwrs D D D D L D L L C C C C S S S S Tstms C S S S C C S S C C S $$ IAZ017-272100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 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 67 56 71 55 67 Temp 57 61 64 66 65 60 59 57 56 63 68 71 67 60 58 56 55 61 65 67 65 Dewpt 57 59 61 62 61 60 59 57 56 61 61 61 59 58 57 54 53 56 58 61 61 RH 100 93 90 87 87100100100100 93 78 71 75 93 96 93 93 84 78 81 87 Wind dir SE S S SE E E N N E SE SE SE SE SE S S S S S S S Wind spd 4 4 2 2 2 1 0 0 1 3 5 5 4 5 5 6 8 10 11 9 8 Clouds OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 SC B2 B2 B2 B2 OV OV OV PoP 12hr 100 5 0 0 80 QPF 12hr 0.03 0 0 0 0.27 Snow 12hr 00-00 00-00 00-00 Drizzle D S S Rain shwrs C C D D L Tstms S Obvis PF PF PF Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 69 55 67 48 63 47 64 Temp 61 58 67 66 60 57 64 62 54 49 61 58 52 48 61 60 Dewpt 61 58 63 62 60 56 55 51 48 45 50 50 49 48 52 51 PWind dir S S SW N N E SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 PoP 12hr 70 60 50 20 10 30 10 10 Rain shwrs L L L C C C S S C $$ IAZ049-272100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 56 71 54 69 Temp 58 59 63 66 64 59 58 57 56 63 68 71 66 59 57 56 54 61 67 69 67 Dewpt 57 58 60 62 61 59 58 57 56 60 60 60 60 57 55 53 52 56 59 62 63 RH 96 96 90 87 90100100100100 90 76 68 81 93 93 90 93 84 75 78 87 Wind dir SE SE SE E E NE NE NE E E SE SE SE SE SE SE SE SE S S S Wind spd 4 4 3 2 2 1 0 0 1 2 3 4 3 4 4 5 5 8 9 8 8 Clouds OV OV OV OV B2 B2 B1 B1 B2 B2 SC SC SC SC SC B1 B1 B2 OV OV OV PoP 12hr 40 10 0 0 70 QPF 12hr 0 0 0 0 0.18 Snow 12hr 00-00 00-00 00-00 Drizzle C S S Rain shwrs L L D Tstms S C Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 70 59 68 52 63 50 65 Temp 63 61 67 67 63 61 65 64 56 53 61 60 53 51 62 61 Dewpt 63 61 64 64 62 60 60 56 52 49 53 54 52 50 55 55 PWind dir S S S N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds OV B2 OV OV B2 B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 PoP 12hr 90 70 60 40 30 30 20 20 Rain shwrs D D L L L L C C S C C C S S Tstms C $$ IAZ086-272100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 522 AM CDT Sun Sep 27 2026 Date Sun 09/27/26 Mon 09/28/26 Tue 09/29/26 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 67 56 73 56 73 Temp 58 60 64 66 65 61 59 57 56 63 70 72 67 61 58 56 56 63 71 73 70 Dewpt 57 60 62 63 62 61 59 57 56 60 60 60 60 58 56 53 53 58 62 65 65 RH 96100 93 90 90100100100100 90 71 66 78 90 93 90 90 84 73 76 84 Wind dir SE SE SE E E NE NE NE NE E SE SE E SE SE SE SE SE S S S Wind spd 4 4 3 3 2 2 2 2 1 2 3 3 2 3 3 4 5 8 9 8 6 Clouds OV OV OV B2 B2 B1 SC SC B1 SC FW FW FW FW SC SC B1 B2 B1 B2 B2 PoP 12hr 100 10 0 0 40 QPF 12hr 0.02 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Drizzle D C Rain shwrs C C L Tstms C Date Wed 09/30/26 Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 72 63 70 57 67 55 67 Temp 65 63 69 69 66 65 67 66 60 57 64 63 56 55 64 63 Dewpt 64 63 68 68 66 65 66 63 58 55 59 59 56 54 60 59 PWind dir S S S N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 OV OV B2 B2 B1 B2 B1 SC SC SC SC PoP 12hr 80 80 70 60 40 40 30 30 Rain shwrs L D D L L L L C C C C C S C C C Tstms C C S C S S S $$