Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
396 FOUS53 KDMX 102103 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 402 PM CDT Thu Sep 10 2026 IAZ060-110900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 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 68 79 60 Temp 76 68 64 62 61 72 80 83 78 72 70 69 68 72 76 79 73 66 63 61 60 Dewpt 61 59 59 61 61 67 67 67 67 67 68 68 68 67 66 65 65 63 61 60 58 RH 60 73 84 97100 84 65 59 69 84 93 97100 84 71 62 76 90 93 97 93 Wind dir E SE SE SE S S S S S S S SW SW NW N N N N N NE NE Wind spd 3 4 4 4 4 6 12 12 10 10 9 8 6 11 9 8 4 3 3 3 4 Clouds CL CL CL CL SC SC FW FW SC SC SC SC SC B1 SC SC SC SC SC SC B1 PoP 12hr 0 0 30 30 30 QPF 12hr 0 0 0.07 0.07 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S C C C C C C L Tstms S S C Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 84 63 72 56 68 58 73 Temp 71 72 65 63 80 79 69 63 68 66 60 57 65 65 61 59 70 68 Dewpt 63 64 64 63 69 71 67 63 63 62 59 57 61 63 61 59 63 63 PWind dir E E S SW N NE E NE N Wind char LT GN BZ GN GN LT LT LT LT Avg clouds B1 B1 B1 B1 B1 SC SC SC B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 PoP 12hr 60 50 50 80 70 50 50 50 30 Rain shwrs L L C C C C L D L C C C C C C C C S Tstms C S C C C S C S S S S $$ IAZ039-110900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 56 80 65 78 54 Temp 74 65 61 59 57 70 77 80 76 70 68 67 65 71 75 77 72 63 59 56 54 Dewpt 58 58 56 58 57 64 66 65 65 65 65 66 65 66 62 59 59 55 53 53 51 RH 57 78 84 96100 81 69 60 69 84 90 97100 84 64 54 64 75 80 90 90 Wind dir E SE SE SE SE S S S S S S S SW NW N N N N N N NE Wind spd 2 4 3 5 5 9 14 16 12 13 12 10 8 12 11 10 5 4 3 3 4 Clouds CL CL CL CL CL CL FW FW SC SC SC B1 SC B1 SC SC FW FW FW SC SC PoP 12hr 0 0 40 10 5 QPF 12hr 0 0 0.11 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms S Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 71 55 80 60 71 54 68 55 72 Temp 68 67 60 57 73 75 66 61 68 66 58 55 66 65 60 57 69 66 Dewpt 56 58 58 57 65 68 65 59 59 58 55 52 57 59 59 57 59 58 PWind dir NE E SE SW NW N NE NE N Wind char LT GN BZ BZ GN LT LT LT GN Avg clouds B1 SC SC B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B1 SC PoP 12hr 50 60 70 80 50 30 40 40 30 Rain shwrs C C C L L C D L C C C C C C C C C S Tstms S C C C C S $$ IAZ048-110900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 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 66 78 57 Temp 75 67 63 61 60 70 78 81 77 71 69 68 66 70 75 78 72 63 60 59 57 Dewpt 61 59 58 60 60 66 68 68 68 67 68 68 66 65 64 63 63 60 58 56 55 RH 62 75 84 97100 87 71 65 74 87 97100100 84 69 60 73 90 93 90 93 Wind dir SE S SE SE SE S S S S S S SW SW NW N N N N N NE NE Wind spd 2 3 4 4 5 8 13 13 10 10 9 8 6 11 9 6 3 3 1 3 3 Clouds CL CL CL CL FW SC SC SC B1 FW B1 B1 SC SC SC SC SC FW SC SC B1 PoP 12hr 0 0 30 30 20 QPF 12hr 0 0 0.06 0.02 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S C C S S C Tstms S S Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 58 83 60 70 54 67 56 72 Temp 69 69 63 60 76 77 66 61 67 65 58 55 64 65 59 57 69 67 Dewpt 61 63 62 60 69 71 66 61 61 61 57 55 60 62 59 57 62 62 PWind dir E E SE SW N NE E N N Wind char LT GN BZ GN LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC B2 B2 B2 B2 B1 B2 B2 B1 B2 B1 B1 PoP 12hr 60 60 70 80 60 40 50 40 30 Rain shwrs C L C L L C D L L C C C C C C C C Tstms S C C L C C C S S S $$ IAZ004-110900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 82 60 73 52 Temp 73 65 64 62 61 71 79 82 79 72 70 64 60 65 70 73 70 60 56 54 53 Dewpt 59 57 56 55 56 63 65 65 65 65 64 60 52 51 50 51 51 49 47 47 47 RH 62 75 75 78 84 76 62 56 62 79 81 87 75 60 49 46 51 67 72 77 80 Wind dir S S S S S S S S S S SW NW N N N N N N N NE NE Wind spd 6 9 11 14 14 19 25 25 23 20 16 14 16 14 12 10 5 4 2 3 5 Wind gust 31 37 39 34 31 Clouds CL CL CL FW CL SC B1 B1 SC SC FW SC FW FW SC FW FW FW SC SC B1 PoP 12hr 0 0 10 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L Tstms S Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 53 76 55 67 50 66 52 69 Temp 63 62 56 56 70 72 60 56 64 63 53 51 64 63 56 54 66 65 Dewpt 53 56 55 56 65 66 57 52 54 54 50 49 55 58 55 54 58 57 PWind dir E E S W NW NE NE NE NW Wind char GN GN BZ GN GN LT LT LT GN Avg clouds B1 B1 SC B1 B2 B2 SC SC B2 B1 SC SC B1 B1 B1 B1 B1 SC PoP 12hr 60 70 80 50 20 5 30 30 20 Rain shwrs L L C L D L C C S C S S C S Tstms S C C C C S S $$ IAZ035-110900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 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 81 64 77 54 Temp 75 66 62 61 59 70 77 79 77 71 69 67 64 67 74 76 71 61 57 56 54 Dewpt 61 59 57 58 59 66 69 69 68 67 66 67 62 59 57 56 57 53 52 52 51 RH 62 78 84 90100 87 76 72 74 87 90100 93 75 55 50 61 75 83 86 90 Wind dir S S S S S S S S S S S SW NW N N N N N NE NE NE Wind spd 3 5 5 8 8 11 18 18 13 13 11 8 11 12 9 6 3 2 1 2 3 Clouds CL CL CL FW FW FW FW SC SC SC SC B1 B2 SC SC FW FW FW SC SC B1 PoP 12hr 0 0 20 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 56 79 58 69 52 66 54 70 Temp 67 66 60 59 73 74 64 59 64 64 55 53 63 63 58 56 67 65 Dewpt 58 61 60 59 68 70 63 57 59 59 54 52 59 62 58 56 61 61 PWind dir E E SE W N NE E NE N Wind char LT GN BZ GN LT LT LT LT LT Avg clouds B1 B1 SC B1 B2 B1 B1 B1 OV B2 SC B1 B2 B1 B1 B2 B2 SC PoP 12hr 60 70 80 70 40 20 40 30 20 Rain shwrs C L C L D L L L C S S S C C C C S Tstms S C C C C C S S $$ IAZ094-110900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 82 65 81 61 Temp 77 68 64 63 62 70 79 82 76 70 69 68 67 72 78 81 75 67 64 63 61 Dewpt 62 60 60 63 62 68 68 68 68 69 69 68 67 70 69 68 67 66 64 63 61 RH 60 76 87100100 93 69 63 76 97100100100 93 74 65 76 97100100100 Wind dir NE E SE SE S S S S S S S S SW W NW N N NE NE NE NE Wind spd 3 3 3 4 4 8 11 11 8 8 6 6 5 8 8 8 5 4 3 4 4 Clouds SC FW FW FW SC B1 SC FW SC B1 B1 B2 SC SC FW FW SC SC B1 B2 B2 PoP 12hr 0 0 30 30 40 QPF 12hr 0 0 0.07 0.08 0.58 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S C C C C C C C Tstms S S S S S C Obvis PF Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 63 84 64 73 56 67 58 71 Temp 73 73 67 65 81 79 69 65 70 67 61 57 65 64 62 59 69 67 Dewpt 67 67 66 64 70 71 68 64 66 65 61 57 65 64 62 59 65 64 PWind dir E E S SW N NE E NE N Wind char GN GN BZ GN GN LT LT LT LT Avg clouds B2 B1 B1 B1 B1 SC FW SC B2 B1 B2 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 50 30 20 70 70 70 60 50 40 Rain shwrs C C C C S S C L L L L L L C C C C S Tstms C S C C S S C S S S S S S $$ IAZ017-110900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 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 81 63 76 52 Temp 74 63 61 60 58 70 78 81 77 70 68 67 64 66 73 76 71 60 57 54 52 Dewpt 56 57 56 56 56 63 64 63 64 65 64 65 62 57 53 50 50 50 49 49 49 RH 53 81 84 87 93 78 62 54 64 84 87 93 93 73 49 40 47 69 75 83 89 Wind dir SE S S S S S S S S S S SW NW N N N N N N NE NE Wind spd 3 5 5 8 9 13 20 20 16 16 14 11 12 14 11 10 5 3 2 2 3 Wind gust 32 26 Clouds CL CL CL CL FW FW SC SC B1 SC B1 SC B1 FW SC FW FW FW SC SC SC PoP 12hr 0 0 20 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 53 75 56 67 50 64 52 68 Temp 66 63 55 56 69 71 62 57 65 63 54 51 63 62 56 54 67 64 Dewpt 52 55 55 56 64 67 61 55 56 55 52 50 55 58 56 54 58 57 PWind dir NE E SE SW NW N E NE N Wind char LT GN BZ BZ GN LT LT LT LT Avg clouds B1 B1 SC B2 B1 B2 B1 B1 B2 B2 SC B1 B1 B1 B1 B2 B1 SC PoP 12hr 50 60 80 70 30 10 30 30 30 Rain shwrs C C C L D L L C C C C S C C Tstms C C C C S $$ IAZ049-110900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 56 81 64 78 54 Temp 74 65 61 59 57 70 78 81 76 69 68 66 65 71 75 78 72 62 59 56 54 Dewpt 59 57 57 58 57 66 66 66 66 66 66 66 65 67 64 62 62 58 55 54 52 RH 59 75 87 96100 87 67 60 71 90 93100100 87 69 58 71 87 87 93 93 Wind dir E SE SE SE SE S S S S S S SW SW NW N N N N N NE NE Wind spd 2 3 3 4 4 8 12 13 10 10 9 8 6 11 9 6 3 3 2 3 3 Clouds CL CL CL CL CL FW FW FW SC SC SC B1 SC B1 SC SC SC FW SC SC SC PoP 12hr 0 0 40 20 10 QPF 12hr 0 0 0.13 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S S C Tstms S S Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 57 82 60 71 53 68 55 71 Temp 68 68 60 59 75 76 66 61 67 65 58 54 65 64 59 57 68 66 Dewpt 58 61 60 59 67 69 65 60 60 59 57 53 58 60 59 57 60 59 PWind dir NE E SE SW NW NE NE N N Wind char LT GN BZ GN LT LT LT LT LT Avg clouds B1 B1 SC SC B1 B1 SC B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 PoP 12hr 60 60 70 80 60 40 50 50 30 Rain shwrs C L C L L C D L L C C C C C C C C S Tstms S C C C C C S S S S S $$ IAZ086-110900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 402 PM CDT Thu Sep 10 2026 Date 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 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 83 66 83 60 Temp 76 67 63 62 61 73 80 83 79 71 68 68 68 75 80 83 77 68 64 62 60 Dewpt 61 61 61 62 61 69 68 67 69 69 68 68 68 72 71 69 69 67 64 62 60 RH 60 81 93100100 87 67 59 72 93100100100 90 74 63 76 97100100100 Wind dir NE E SE SE SE S S S SE S S S SW W NW NW N N N NE NE Wind spd 4 4 3 3 4 6 9 10 6 8 5 5 5 8 8 8 5 4 3 3 3 Clouds FW FW CL CL SC SC FW CL FW SC SC B2 B2 B1 SC FW FW SC SC B1 B1 PoP 12hr 0 0 20 20 30 QPF 12hr 0 0 0 0.02 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C S S C Tstms S S S S Obvis PF PF Date 09/13 Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 62 86 65 77 58 70 59 74 Temp 74 74 66 63 81 82 71 65 72 71 62 59 66 67 62 60 71 69 Dewpt 64 67 65 63 70 72 69 65 67 66 62 58 64 67 62 60 65 65 PWind dir NE E S S NW NE NE NE N Wind char LT GN BZ GN GN LT LT LT LT Avg clouds B1 B1 SC B1 B1 SC FW SC B1 B2 B1 B2 B2 B2 B1 B1 B2 B1 PoP 12hr 50 40 30 70 70 70 60 50 40 Rain shwrs C C C C C S C L L L L L L C C C C S Tstms S S C C C C S S S S $$