Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
308 FOUS53 KDMX 111152 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 652 AM CDT Fri Sep 11 2026 IAZ060-112100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 83 67 80 60 73 Temp 59 70 79 83 78 72 70 69 67 73 78 79 74 67 64 62 60 66 70 73 70 Dewpt 57 63 64 64 63 64 65 65 66 65 65 64 61 59 57 56 55 57 61 65 62 RH 93 78 60 53 60 76 84 87 97 76 64 60 64 75 78 81 84 73 73 76 76 Wind dir SE S S S S S S S SW NW N N N N N NE NE E E E E Wind spd 4 6 10 11 9 10 8 8 5 9 9 9 5 4 3 4 4 6 9 10 11 Clouds FW FW FW FW SC FW SC SC FW SC FW SC SC FW FW SC B1 B2 B2 B1 B1 PoP 12hr 0 30 20 10 70 QPF 12hr 0 0 0.01 0.02 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S L L L L C Tstms S S S S S C C Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 62 86 64 71 58 73 62 77 Temp 65 64 80 80 70 64 69 66 61 59 69 70 66 64 74 72 Dewpt 62 62 70 72 68 62 62 60 58 57 63 65 64 62 65 64 PWind dir E S W N NE E NE NE Wind char GN BZ GN LT LT LT LT LT Avg clouds B1 B1 B1 SC SC B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 SC PoP 12hr 60 70 80 60 60 60 60 40 Rain shwrs C L L C D D L L C L L C C L C Tstms C C C C C S S S S C S S S S $$ IAZ039-112100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 64 79 55 70 Temp 56 70 77 79 76 70 68 66 64 71 76 78 73 65 60 57 55 65 69 67 64 Dewpt 54 60 61 63 62 62 62 63 63 65 62 58 55 52 50 50 48 52 54 56 55 RH 93 71 58 58 62 76 81 90 97 81 62 50 53 63 69 77 77 63 59 68 73 Wind dir SE S S S S S S S SW NW N N N N N N NE NE NE NE E Wind spd 5 9 13 13 11 12 11 10 8 12 11 10 6 5 4 4 4 5 8 9 9 Clouds CL CL FW SC SC SC SC B1 SC SC FW FW FW FW SC SC SC SC B2 B2 B1 PoP 12hr 0 20 5 0 50 QPF 12hr 0 0.01 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C Tstms S S Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 80 60 70 53 71 57 75 Temp 59 58 73 75 67 60 68 65 57 55 67 68 61 59 72 70 Dewpt 56 57 65 67 65 59 57 55 53 52 58 59 61 59 61 59 PWind dir E SE W NW NE E E NE Wind char GN BZ BZ GN LT GN LT LT Avg clouds B1 B2 B2 B1 B1 B2 B2 B1 B1 B1 B2 B2 B1 B1 B1 SC PoP 12hr 70 90 90 50 30 40 50 30 Rain shwrs C L D C D L C C C C C C C C C S Tstms C C C C C S S $$ IAZ048-112100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 82 65 79 57 72 Temp 57 70 77 81 77 70 69 67 65 71 76 79 73 65 62 60 58 64 68 71 68 Dewpt 55 62 64 65 64 63 65 66 65 64 62 59 58 55 53 53 52 55 59 62 61 RH 93 76 64 58 64 78 87 97100 79 62 50 59 70 72 78 80 73 73 73 78 Wind dir SE S S S S S S S SW N N N N N N NE NE NE E E E Wind spd 4 8 12 12 10 10 9 8 5 10 9 8 4 3 2 3 4 6 8 10 10 Clouds CL CL FW SC B1 FW B1 SC SC FW FW FW FW FW SC SC B1 B2 B2 B2 B2 PoP 12hr 0 30 10 5 70 QPF 12hr 0 0.06 0 0 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L L L C Tstms S S S C Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 84 61 70 56 72 60 76 Temp 62 61 77 78 68 62 67 66 59 57 68 69 63 61 72 71 Dewpt 61 61 70 71 67 61 60 58 56 55 61 63 63 61 64 62 PWind dir E SE W N NE E NE NE Wind char GN BZ GN LT LT LT LT LT Avg clouds B2 B2 B2 B1 B1 B2 B2 B1 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 70 80 80 50 40 50 50 30 Rain shwrs C L D C D L C C C C C C C C C Tstms C C C S C C S S S S S $$ IAZ004-112100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 60 73 52 63 Temp 60 70 78 82 78 72 70 63 60 65 70 73 69 59 56 54 53 58 60 62 60 Dewpt 54 61 64 66 63 62 62 60 53 52 52 52 52 48 46 45 45 50 54 57 55 RH 81 73 62 58 60 71 76 90 78 63 53 48 55 67 69 71 74 75 81 84 84 Wind dir S S S S S S SW NW N N N N N N N N NE NE NE E E Wind spd 11 17 23 23 20 21 16 12 16 14 12 10 4 4 3 3 4 6 8 10 10 Wind gust 35 31 26 Clouds CL FW B1 SC SC FW FW SC FW FW SC CL FW FW SC SC B1 B1 B2 B1 B1 PoP 12hr 0 5 0 0 60 QPF 12hr 0 0 0 0 0.34 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L L C Tstms S C S Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 75 54 66 50 67 54 71 Temp 55 56 68 70 59 54 63 63 54 52 64 65 59 57 69 67 Dewpt 54 56 67 67 58 52 54 54 50 50 58 60 57 56 60 59 PWind dir E S NW N NE E SE W Wind char GN BZ GN GN LT LT LT LT Avg clouds B1 B2 B2 B1 B1 SC B1 SC SC SC B1 B1 B1 B1 B1 SC PoP 12hr 80 90 40 5 5 30 20 20 Rain shwrs C D D L C S S C S S Tstms S C C C S $$ IAZ035-112100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 82 64 78 54 70 Temp 57 71 78 80 77 71 69 66 64 68 74 77 72 62 58 56 54 62 65 68 65 Dewpt 55 62 65 66 65 64 64 64 62 57 55 55 54 51 49 49 49 53 56 61 59 RH 93 73 64 62 67 79 84 93 93 68 51 47 53 67 72 77 83 72 73 78 81 Wind dir S S S S S S S SW NW N N N N N N NE NE E E E E Wind spd 6 12 17 16 12 13 12 8 9 12 10 8 3 3 2 3 3 5 6 8 10 Wind gust 27 23 Clouds CL CL SC SC SC SC SC SC SC FW SC FW CL SC SC SC B1 B2 B1 B1 B1 PoP 12hr 0 10 5 5 70 QPF 12hr 0 0 0 0 0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L L C Tstms S S C Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 81 57 69 53 70 57 75 Temp 59 59 73 74 63 58 65 64 56 55 65 66 62 59 71 68 Dewpt 58 59 70 71 63 57 58 57 53 52 61 63 61 59 63 62 PWind dir E S NW N NE E E E Wind char GN BZ GN LT LT LT LT LT Avg clouds B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 OV B2 B1 B1 B1 SC PoP 12hr 80 90 60 30 30 40 40 30 Rain shwrs C D D L L C C S S C C C C C C S Tstms C C C C C S $$ IAZ094-112100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 64 81 60 75 Temp 61 69 76 81 75 69 67 66 65 73 79 81 75 67 65 62 60 66 72 75 71 Dewpt 58 64 65 66 66 66 66 66 65 68 69 68 66 63 61 60 59 63 67 69 67 RH 90 84 69 60 74 90 97100100 84 72 65 74 87 87 93 96 90 84 82 87 Wind dir SE S S S S S S S SW W NW N N NE NE NE NE E E E E Wind spd 4 5 8 10 6 6 5 5 5 8 6 8 6 4 4 4 5 8 10 11 12 Clouds SC SC SC CL SC SC SC SC B1 SC B1 B1 SC SC B1 B1 B2 B2 B2 B1 B1 PoP 12hr 0 10 20 30 70 QPF 12hr 0 0 0.08 0.10 0.28 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L L L C Tstms S S S S S S C S C Obvis PF PF Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 86 64 71 57 74 62 77 Temp 66 65 82 80 71 65 69 65 61 60 70 71 67 64 74 72 Dewpt 64 63 72 73 69 64 66 64 61 59 68 69 66 63 68 67 PWind dir E S W N NE E NE NE Wind char GN BZ GN GN GN LT LT LT Avg clouds B1 B1 SC FW FW B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 PoP 12hr 50 30 70 70 80 80 60 50 Rain shwrs C C C S L L L L L D D C C L C S Tstms C C S C C C S S S C S S S $$ IAZ017-112100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 81 63 77 52 67 Temp 56 70 77 81 77 70 68 67 64 67 74 76 71 61 57 54 53 61 64 65 62 Dewpt 53 59 61 63 61 62 61 62 62 56 52 49 48 47 46 46 46 48 51 54 53 RH 90 68 58 54 58 76 78 84 93 68 46 39 44 60 67 74 77 62 63 68 72 Wind dir S S S S S S S SW W N N N NW N N N NE NE NE NE E Wind spd 6 13 17 18 14 16 14 11 11 14 12 10 5 3 2 2 3 5 6 6 8 Wind gust 28 Clouds CL FW FW FW SC FW SC SC SC FW SC FW CL SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 20 0 0 60 QPF 12hr 0 0.01 0 0 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L C Tstms S C S S Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 52 76 55 67 50 68 54 73 Temp 56 56 69 71 62 56 64 63 54 52 65 65 60 57 70 67 Dewpt 54 56 66 67 61 55 55 54 51 50 59 60 59 57 61 58 PWind dir E SE W NW NE E E N Wind char GN BZ GN LT LT LT LT LT Avg clouds B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC PoP 12hr 70 100 70 20 20 40 40 30 Rain shwrs C L D L L C S S S C C C C C S Tstms C C C C C $$ IAZ049-112100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 63 80 55 72 Temp 56 70 77 81 76 69 66 65 64 71 77 79 74 64 61 57 55 64 68 71 66 Dewpt 54 61 62 63 62 62 63 63 64 65 62 58 57 55 52 51 50 54 56 58 57 RH 93 73 60 54 62 78 90 93100 81 60 49 55 73 72 80 83 70 65 63 73 Wind dir SE S S S S S S S SW NW N N N N N NE NE NE E NE E Wind spd 5 8 11 11 9 10 8 8 5 10 9 8 4 3 3 4 4 5 6 9 10 Clouds CL CL FW FW B1 SC SC B1 SC SC FW SC FW FW FW SC SC B1 B2 B2 B1 PoP 12hr 0 20 5 5 60 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C Tstms S S C Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 83 60 71 53 72 58 76 Temp 60 59 76 77 67 61 68 65 57 56 68 69 62 60 72 71 Dewpt 59 58 67 68 66 59 58 56 55 53 59 60 62 59 62 60 PWind dir E SE W N NE E E NE Wind char GN BZ GN LT LT LT LT LT Avg clouds B1 B1 B2 B1 B1 B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 PoP 12hr 70 80 80 50 40 50 50 30 Rain shwrs C L D C D L C C C C C C C C C S Tstms C C C S C C S S S S S $$ IAZ086-112100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 652 AM CDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 82 64 84 60 77 Temp 58 69 78 82 78 70 67 66 65 76 81 84 78 69 65 62 60 69 74 76 73 Dewpt 56 63 63 64 65 65 66 66 65 69 70 69 66 64 61 59 57 59 62 65 64 RH 93 81 60 55 64 84 97100100 79 69 61 67 84 87 90 90 70 66 69 73 Wind dir SE S S S SE S S S S W NW N N N N NE NE NE NE NE E Wind spd 4 8 8 8 5 5 5 5 4 8 8 8 5 4 3 4 4 6 8 8 9 Clouds SC FW FW CL CL SC SC SC B1 SC SC SC FW SC FW SC B1 B1 B2 B1 SC PoP 12hr 0 10 10 10 60 QPF 12hr 0 0 0 0.03 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C Tstms S S C Obvis PF Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 62 86 66 75 59 75 63 79 Temp 65 64 81 83 72 66 72 69 62 61 70 73 67 64 75 74 Dewpt 64 63 71 73 70 66 65 64 61 60 66 68 66 64 68 67 PWind dir E SE SW N NE E NE NE Wind char GN BZ GN LT LT LT LT LT Avg clouds B1 B1 B1 FW FW B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 50 50 80 70 80 70 60 50 Rain shwrs C C C C D L L L D L C C L C S Tstms C C S C C C S S S S S S $$