Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
059 FOUS53 KDMX 220727 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 227 AM CDT Sat Aug 22 2026 IAZ060-230900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 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 64 83 60 80 63 Temp 66 64 73 81 83 79 70 66 62 60 71 78 80 78 70 66 65 63 Dewpt 63 62 64 65 64 63 61 60 58 57 60 60 60 62 60 60 60 60 RH 90 93 73 58 53 58 73 81 87 90 68 54 51 58 71 81 84 90 Wind dir NW NW NW NW NW N N N NW NW W NW N NE E SE SE SE Wind spd 4 4 4 9 10 5 3 3 2 2 1 2 3 2 3 3 3 3 Clouds FW FW CL CL FW CL FW FW SC SC SC SC SC SC B1 B1 B2 B1 PoP 12hr 0 5 0 0 20 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 78 65 84 67 84 65 83 65 84 Temp 75 76 68 65 80 81 71 68 82 81 69 65 81 80 69 66 81 82 Dewpt 64 65 64 63 69 70 68 66 68 68 66 64 66 67 66 65 68 70 PWind dir SE SE S SW W NW N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC B1 SC SC SC SC SC FW FW FW FW FW FW SC B1 SC PoP 12hr 40 5 10 20 10 5 5 10 20 Rain shwrs C S S Tstms S $$ IAZ039-230900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 79 56 77 57 Temp 63 61 71 78 79 75 67 63 59 56 67 75 77 74 65 62 59 58 Dewpt 61 59 63 63 60 61 58 56 54 53 58 57 57 60 58 57 57 56 RH 93 93 76 60 52 62 73 78 83 90 73 54 50 62 78 84 93 93 Wind dir NW NW NW NW NW NW NW NW NW NW NW NW N N E E E E Wind spd 4 4 10 13 13 9 5 4 3 2 2 5 5 3 1 1 1 1 Clouds CL CL CL CL CL CL FW CL FW SC SC SC FW FW SC SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 61 80 64 82 62 81 62 81 Temp 73 73 64 62 77 78 68 66 80 78 66 62 79 78 66 62 79 78 Dewpt 60 62 62 61 66 68 66 65 67 66 63 61 65 66 63 62 66 68 PWind dir SE SE S SW W NW N E SE Wind char LT LT LT LT GN LT LT LT LT Avg clouds B1 B1 SC B1 B1 SC SC SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 20 5 10 20 10 10 0 10 10 Rain shwrs S S S S Tstms S S S $$ IAZ048-230900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 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 62 82 58 80 61 Temp 63 62 72 79 82 77 68 64 60 58 69 76 79 76 68 65 63 61 Dewpt 61 60 64 64 62 63 60 59 57 55 59 59 60 63 61 60 59 59 RH 93 93 76 60 51 62 76 84 90 90 70 56 52 64 78 84 87 93 Wind dir NW NW NW NW N N N N NW N NW NW NW NE E E SE SE Wind spd 4 3 6 9 9 4 3 2 2 1 1 2 2 1 1 2 3 3 Clouds CL CL CL CL FW FW FW FW SC SC SC SC FW SC B1 B1 B2 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 77 63 83 65 84 63 83 64 84 Temp 74 75 66 63 80 80 69 66 81 80 67 63 80 79 68 64 81 80 Dewpt 63 65 64 63 69 70 68 65 68 68 65 63 66 67 65 64 68 70 PWind dir SE SE S SW W NW N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC B1 SC SC B1 SC SC FW FW FW FW FW FW SC B1 B1 PoP 12hr 30 5 10 20 10 5 5 20 20 Rain shwrs C S S S Tstms S S $$ IAZ004-230900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 79 53 78 59 Temp 61 59 70 76 78 76 63 58 55 54 67 75 77 76 65 62 61 59 Dewpt 58 57 60 57 57 58 54 51 50 49 54 54 55 58 57 56 56 56 RH 90 93 71 52 48 54 72 77 83 83 63 48 47 54 75 81 84 90 Wind dir NW NW N N N N N N NW NW SE SE S E SE SE SE SE Wind spd 5 6 10 11 11 8 4 4 3 1 1 2 2 3 5 5 5 6 Clouds FW CL CL CL CL CL CL CL FW SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 0 0 40 QPF 12hr 0 0 0 0 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 62 82 63 81 59 81 61 81 Temp 73 74 64 62 79 79 67 63 79 78 64 60 78 78 64 61 79 78 Dewpt 61 64 61 61 67 67 62 59 63 64 59 57 61 63 60 59 64 67 PWind dir SE S SW W NW NW N SE S Wind char GN LT GN GN GN LT LT LT LT Avg clouds B2 B1 SC B1 B1 SC SC FW FW FW CL CL FW FW FW SC B1 SC PoP 12hr 40 10 10 10 5 0 5 20 10 Rain shwrs C S S Tstms S S $$ IAZ035-230900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 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 82 55 80 60 Temp 61 60 71 79 81 77 66 61 57 55 68 77 80 77 66 63 62 60 Dewpt 60 58 62 62 59 61 57 56 54 52 58 58 58 61 59 58 57 58 RH 97 93 73 56 47 58 73 84 90 90 70 52 47 58 78 84 84 93 Wind dir NW NW N N N N N N N N N S SW SE SE SE SE SE Wind spd 3 4 8 8 9 4 3 1 1 1 0 1 1 1 2 2 3 3 Clouds CL CL CL CL FW CL FW FW SC SC SC SC SC B1 B1 B1 B2 OV PoP 12hr 0 0 0 0 40 QPF 12hr 0 0 0 0 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 77 62 83 64 84 61 83 62 83 Temp 74 75 65 62 80 80 68 64 81 79 65 61 80 79 66 62 80 80 Dewpt 63 65 63 61 69 70 66 63 67 67 63 60 64 66 63 62 67 69 PWind dir SE SE SW SW NW NW N SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 SC B1 B1 SC SC SC SC FW FW FW SC FW FW SC B1 SC PoP 12hr 40 5 10 20 5 5 5 20 20 Rain shwrs C S S S Tstms S S $$ IAZ094-230900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 84 61 81 63 Temp 66 64 74 81 83 80 71 67 63 61 72 78 80 77 70 67 65 63 Dewpt 63 63 65 64 64 64 62 61 59 58 60 60 60 62 61 61 60 60 RH 90 97 74 56 53 58 73 81 87 90 66 54 51 60 73 81 84 90 Wind dir N N N NW N N N N NE N SE SE E E E SE SE SE Wind spd 3 3 3 4 8 5 4 3 2 2 2 2 3 2 3 4 5 5 Clouds FW FW CL CL FW FW SC SC FW SC B1 B1 B1 B1 SC B1 B1 B2 PoP 12hr 5 5 0 0 30 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 65 84 67 85 65 84 66 85 Temp 77 77 68 65 81 82 71 68 82 81 69 65 82 81 70 66 82 82 Dewpt 64 65 64 63 68 70 68 66 68 67 66 64 66 66 66 64 67 68 PWind dir SE SE SE S W NW N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 SC B1 SC SC SC B1 B1 SC FW FW FW FW FW SC B1 B1 PoP 12hr 30 5 5 10 20 5 5 10 20 Rain shwrs C S S S Tstms S S $$ IAZ017-230900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 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 79 54 78 56 Temp 62 60 70 77 77 75 65 60 56 54 67 75 76 75 64 60 58 57 Dewpt 59 59 61 60 56 57 54 52 51 51 55 55 54 58 57 55 55 55 RH 90 96 73 56 48 54 68 75 83 90 65 50 46 55 78 84 90 93 Wind dir NW NW N N NW N NW N NW NW NW N N NE E SE SE SE Wind spd 5 5 9 12 12 6 4 3 2 1 1 3 3 2 2 2 2 2 Clouds CL CL FW CL CL CL CL FW SC SC SC SC SC FW B1 B1 B1 B2 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 60 83 63 83 60 82 60 82 Temp 72 73 64 61 79 79 67 64 80 79 65 60 79 78 65 61 80 79 Dewpt 60 61 61 61 66 67 64 62 64 62 60 59 62 62 61 60 64 66 PWind dir SE SE SW SW NW NW N SE SE Wind char LT LT LT LT GN LT LT LT LT Avg clouds B1 B1 SC B1 B1 SC SC SC FW FW FW FW FW FW FW SC B1 SC PoP 12hr 30 10 10 20 5 5 5 20 10 Rain shwrs C S S S Tstms S S $$ IAZ049-230900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 82 56 80 58 Temp 62 61 72 79 81 76 66 62 58 56 69 76 79 76 66 62 60 59 Dewpt 60 59 63 62 59 61 58 56 54 53 58 56 56 59 58 57 57 57 RH 93 93 73 56 47 60 75 81 86 90 68 50 45 56 75 84 90 93 Wind dir NW NW NW NW NW N N NW N N NW NW N NE E SE SE SE Wind spd 5 4 8 10 10 5 3 3 3 2 1 2 3 1 2 2 2 2 Clouds CL CL CL CL FW CL CL CL SC SC SC SC SC SC SC B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 61 82 64 84 61 83 61 83 Temp 74 74 64 62 79 79 68 65 81 79 66 62 80 78 66 62 80 79 Dewpt 60 62 61 61 66 68 66 64 67 67 63 61 64 65 63 62 66 68 PWind dir SE SE S SW W NW N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC B1 SC SC SC SC FW FW FW FW FW FW SC B1 B1 PoP 12hr 20 10 10 20 10 5 0 10 20 Rain shwrs S S S S Tstms S S $$ IAZ086-230900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 227 AM CDT Sat Aug 22 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 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 63 83 60 81 61 Temp 65 64 74 81 81 79 70 66 62 60 72 79 79 78 69 65 63 62 Dewpt 62 61 65 66 64 64 61 61 59 58 61 60 60 63 60 60 59 60 RH 90 90 74 60 56 60 73 84 90 93 68 52 52 60 73 84 87 93 Wind dir NW NW NW NW NW N N NW NW NW NW NW N NE E E SE SE Wind spd 4 4 5 10 11 6 4 3 3 2 1 2 3 2 2 2 3 3 Clouds FW CL CL CL FW FW FW CL CL FW SC SC FW B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 78 64 83 67 85 65 84 64 84 Temp 76 77 67 64 80 81 70 68 82 81 69 65 81 81 68 65 82 81 Dewpt 64 65 64 63 69 71 69 68 70 69 67 65 67 68 67 65 69 71 PWind dir SE E SE S W NW N E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC B1 SC SC SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 20 5 5 20 20 5 0 5 10 Rain shwrs S S S Tstms S $$