Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
465 FOUS53 KDMX 291945 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 245 PM CDT Fri Aug 29 2025 IAZ060-300900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 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 61 83 63 75 62 Temp 84 78 71 67 63 61 73 81 83 79 71 69 66 65 70 73 72 70 66 65 63 63 Dewpt 59 60 61 61 60 59 61 60 59 61 62 62 62 61 61 62 62 61 62 62 61 60 RH 43 54 71 81 90 93 66 49 44 54 73 78 87 87 73 68 71 73 87 90 93 90 Wind dir S SE SE E SE SE SE SE SE E E E SE SE SE SE SE SE E SE E E Wind spd 4 5 4 3 3 2 4 5 5 5 5 4 4 5 5 8 8 5 5 5 5 5 Clouds B1 B1 SC SC SC SC SC B2 B1 OV OV B2 B2 B2 B2 OV OV OV OV B2 B2 OV PoP 12hr 5 10 20 40 40 QPF 12hr 0 0 0.03 0.43 0.24 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C C C Tstms S C C S S S S S Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 58 78 58 70 46 67 48 76 Temp 70 71 62 59 74 74 63 59 67 65 53 48 63 64 52 51 71 70 Dewpt 61 60 59 57 58 58 59 57 53 47 45 42 41 42 45 45 48 48 PWind dir SE NE N NW N NW NW W W Wind char LT LT LT LT GN LT GN LT GN Avg clouds B2 B2 B1 SC SC SC SC B1 B1 SC SC FW SC SC FW FW FW FW PoP 12hr 40 30 20 30 30 10 5 10 0 Rain shwrs C C S C S S S C C S Tstms S S S S S S S $$ IAZ039-300900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 78 59 76 58 Temp 80 75 66 62 60 59 68 77 77 74 67 63 61 60 68 73 75 71 64 62 60 59 Dewpt 64 64 63 61 60 59 63 64 64 64 63 62 60 59 61 62 62 61 61 59 57 56 RH 58 69 90 97100100 84 64 64 71 87 97 97 96 78 68 64 71 90 90 90 90 Wind dir SW E E SE SE E SE E E E E E E E SE SE SE SE E E E E Wind spd 5 3 4 2 2 3 4 5 5 4 4 3 3 4 5 6 5 4 2 4 4 4 Clouds B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 20 20 10 20 20 QPF 12hr 0.02 0 0 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S S S S Tstms S S S S Obvis PF PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 55 77 56 67 44 64 46 71 Temp 72 71 59 56 74 71 60 58 65 60 50 46 60 59 49 48 67 65 Dewpt 59 59 56 55 58 58 58 56 52 47 44 41 42 42 43 43 48 50 PWind dir SE E SW W N NW NW W W Wind char LT LT LT LT GN GN GN LT GN Avg clouds B1 SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC FW SC FW PoP 12hr 30 10 30 30 30 10 5 5 5 Rain shwrs S C S C S C C S Tstms S S S S S $$ IAZ048-300900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 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 61 76 60 Temp 82 77 69 65 62 60 72 80 81 77 69 66 64 62 69 73 73 70 64 63 62 61 Dewpt 60 62 64 63 61 60 64 63 62 63 64 63 62 61 62 62 63 62 63 62 61 60 RH 47 60 84 93 97100 76 56 53 62 84 90 93 97 78 68 71 76 97 97 97 97 Wind dir SW SE E SE SE SE SE SE E E E E E E SE SE S SE E E E E Wind spd 4 3 3 3 2 2 3 5 5 5 4 3 3 3 5 6 6 5 4 4 4 4 Clouds B1 B1 SC B1 B1 B1 B1 B2 B1 B2 OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV PoP 12hr 5 10 20 40 40 QPF 12hr 0 0 0.12 0.48 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C C C Tstms S S S C C S S S S Obvis PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 56 77 56 69 44 66 46 75 Temp 71 71 60 56 74 73 60 57 66 62 50 45 62 62 50 48 69 69 Dewpt 61 61 59 56 60 60 59 56 52 47 45 42 42 44 46 45 49 51 PWind dir SE E NW NW N NW NW W W Wind char LT LT LT LT GN LT GN LT GN Avg clouds B2 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC FW FW FW FW PoP 12hr 40 30 20 30 20 10 5 10 0 Rain shwrs C S S C S S S C S Tstms S S S S S S $$ IAZ004-300900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 77 59 75 58 Temp 79 74 65 62 60 59 69 75 76 73 65 62 60 60 67 72 73 70 62 61 60 59 Dewpt 61 62 61 60 58 58 62 63 63 63 62 61 60 59 62 63 63 63 61 60 59 59 RH 54 66 87 93 93 96 78 66 64 71 90 97100 96 84 73 71 78 97 97 96100 Wind dir S S SE SE SE SE SE E E E E E E E SE SE SE SE SE SE SE SE Wind spd 4 3 3 3 2 2 3 5 5 5 4 4 4 4 5 8 8 5 5 5 5 5 Clouds B1 B1 SC B1 B1 B2 B1 B2 B2 B2 B2 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 OV PoP 12hr 10 20 20 40 40 QPF 12hr 0 0 0 0.11 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C C C C C C Tstms S S C C Obvis PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 56 74 52 63 42 64 46 70 Temp 68 69 59 57 71 70 58 53 60 59 47 43 59 60 49 47 66 65 Dewpt 62 61 58 56 60 60 56 51 48 45 41 39 41 45 44 43 48 49 PWind dir SE S W NW N NW NW W NW Wind char LT LT LT GN BZ GN GN GN GN Avg clouds B2 B1 B1 B1 B1 SC B1 B2 B1 SC SC SC SC SC SC FW FW FW PoP 12hr 40 30 40 40 20 10 5 5 5 Rain shwrs C C S C C C C C S Tstms S C C C $$ IAZ035-300900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 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 80 60 76 59 Temp 81 75 66 63 60 59 71 79 79 75 66 63 62 61 68 73 74 70 64 62 60 60 Dewpt 60 62 62 61 60 59 63 62 62 64 63 62 61 60 63 63 62 63 62 61 60 60 RH 49 64 87 93100100 76 56 56 69 90 97 97 97 84 71 66 78 93 97100100 Wind dir SW SE E SE SE SE SE SE E E E E E E SE SE SE SE SE SE E E Wind spd 5 3 2 3 2 2 3 4 5 5 4 4 3 4 5 6 8 5 4 4 4 4 Clouds B1 B1 SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV B2 OV OV PoP 12hr 10 20 30 40 50 QPF 12hr 0 0 0.12 0.51 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C C C C C C C Tstms S S S S S C C S S Obvis PF PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 55 77 54 67 43 66 46 74 Temp 70 70 59 56 73 71 59 55 64 61 48 43 61 61 50 47 69 67 Dewpt 61 61 58 56 60 60 58 54 50 47 42 41 41 45 45 44 49 51 PWind dir SE E W NW N NW NW W W Wind char LT LT LT LT GN GN GN LT GN Avg clouds B2 B1 B1 B1 B1 SC B1 B1 B1 SC SC SC SC SC SC SC FW FW PoP 12hr 40 30 30 40 20 10 5 10 0 Rain shwrs C C S C S C C C S Tstms S C S S C S $$ IAZ094-300900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 81 63 72 61 Temp 79 77 69 65 61 59 74 81 81 76 70 68 66 64 69 71 70 67 64 64 63 62 Dewpt 54 59 60 59 58 57 61 58 58 61 60 61 61 61 62 62 62 63 63 62 61 61 RH 42 54 73 81 90 93 64 46 46 60 71 78 84 90 78 73 76 87 97 93 93 97 Wind dir S S S SE E SE SE S S SE E E E E SE SE SE SE E E E E Wind spd 4 2 2 2 2 2 3 5 5 3 4 4 5 5 5 8 6 5 4 5 5 5 Clouds SC SC SC SC SC SC SC SC B2 B2 B2 OV OV OV B2 OV OV OV OV OV OV OV PoP 12hr 5 10 20 60 50 QPF 12hr 0 0 0.04 0.67 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L S S C C C Tstms S S S S S S Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 70 58 76 57 71 46 66 47 74 Temp 68 66 61 58 73 71 61 58 68 64 52 46 63 62 51 48 70 69 Dewpt 60 61 59 57 57 60 59 57 56 49 47 43 42 44 45 44 48 51 PWind dir SE NE N NW NW N NW W W Wind char LT LT LT LT GN LT GN LT GN Avg clouds B2 B2 B1 B2 B1 SC FW SC B1 SC FW SC SC SC FW FW FW FW PoP 12hr 50 30 20 10 30 10 5 5 0 Rain shwrs C C S C S S C S Tstms S S S S S $$ IAZ017-300900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 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 76 58 74 57 Temp 79 73 63 61 59 59 67 74 76 73 64 62 60 59 67 73 73 70 63 60 60 59 Dewpt 62 62 62 60 59 58 63 65 64 64 62 60 60 58 62 63 62 62 61 59 57 57 RH 56 68 97 97100 96 87 74 66 73 93 93100 96 84 71 68 76 93 96 90 93 Wind dir SW E SE SE SE E SE E E E E E E E SE SE SE SE SE SE SE E Wind spd 4 2 2 2 2 2 3 3 4 3 3 3 3 3 5 5 5 4 2 3 3 3 Clouds B1 B1 SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 B2 PoP 12hr 10 20 10 30 20 QPF 12hr 0 0 0 0.05 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C S S S S C Tstms S S S S S Obvis PF PF PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 55 74 52 63 41 62 45 69 Temp 71 70 58 56 72 70 58 54 61 59 47 43 59 59 48 47 66 64 Dewpt 61 60 56 54 60 60 56 52 50 46 41 39 42 43 43 42 49 50 PWind dir SE S SW NW N NW NW W NW Wind char LT LT LT LT GN GN GN LT GN Avg clouds B1 B1 SC B1 B1 B1 B1 B2 B1 SC SC SC SC SC SC SC SC FW PoP 12hr 30 20 40 40 20 10 5 5 5 Rain shwrs C C S S C C C S S Tstms S S C $$ IAZ049-300900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 79 59 74 58 Temp 80 74 66 63 60 59 70 78 79 74 67 64 62 61 68 72 72 69 64 62 60 59 Dewpt 62 63 63 62 60 59 63 64 63 63 63 62 60 59 61 62 62 62 62 60 58 57 RH 54 69 90 97100100 78 62 58 69 87 93 93 93 78 71 71 78 93 93 93 93 Wind dir W E E SE SE E SE SE E E E E E SE SE SE SE SE E E E E Wind spd 3 2 3 3 2 2 3 4 4 4 4 3 3 4 5 5 5 4 3 4 4 4 Clouds B1 B1 SC SC B1 B1 B1 B1 B2 B2 B2 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 20 20 30 30 QPF 12hr 0 0 0.03 0.32 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C S S C C C Tstms S S S C S S S S S Obvis PF PF Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 54 77 55 67 43 64 46 72 Temp 71 71 59 55 74 71 60 56 65 61 49 44 61 60 49 48 67 66 Dewpt 60 59 56 54 57 58 58 55 52 47 43 40 42 42 44 42 49 50 PWind dir SE E SW W N NW NW W W Wind char LT LT LT LT GN LT GN LT GN Avg clouds B2 B1 SC SC SC SC SC B1 B1 SC SC SC SC SC FW FW FW FW PoP 12hr 30 20 20 30 30 10 5 10 5 Rain shwrs C C S S S S C C S Tstms S S S S S $$ IAZ086-300900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 245 PM CDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 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 61 83 63 76 61 Temp 83 78 69 67 62 61 73 82 82 78 70 68 66 64 69 73 75 72 66 65 63 62 Dewpt 60 62 64 63 61 60 63 61 61 62 63 62 61 60 61 61 61 61 62 61 60 59 RH 46 58 84 87 97 97 71 49 49 58 78 81 84 87 76 66 62 68 87 87 90 90 Wind dir SW E E SE SE SE SE SE SE E E E SE E SE SE SE SE E E E E Wind spd 3 4 4 4 4 4 4 4 5 5 5 4 4 5 5 5 5 5 4 4 5 4 Clouds B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 10 10 10 30 30 QPF 12hr 0 0 0 0.32 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S C C C Tstms S S S S S S Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 56 79 57 72 46 66 46 74 Temp 72 71 61 57 75 74 62 58 69 65 52 47 63 63 51 49 69 69 Dewpt 59 59 56 54 57 58 58 57 55 50 46 43 42 43 44 44 47 50 PWind dir SE NE NE NW NW NW NW W W Wind char LT LT LT LT GN LT GN LT GN Avg clouds B2 B1 SC SC SC SC SC SC B1 SC FW SC SC SC FW FW FW FW PoP 12hr 30 20 20 20 30 10 5 10 5 Rain shwrs C S S S S S S C C Tstms S S $$