Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
339 FOUS53 KDMX 091443 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 943 AM CDT Thu Oct 9 2025 IAZ060-092100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 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 74 58 78 45 69 Temp 57 68 73 69 62 63 61 60 65 75 77 70 59 53 48 45 55 65 69 64 Dewpt 41 43 45 47 47 47 51 55 58 60 55 47 44 40 39 38 41 43 45 45 RH 55 40 37 45 58 56 70 84 78 60 47 44 57 61 71 76 59 45 42 50 Wind dir SE S S SE S S S SW SW NW NW N N NE NE NE E E E SE Wind spd 8 13 13 10 9 9 9 8 9 9 9 6 5 5 4 4 5 6 9 9 Clouds SC FW FW FW SC B2 B1 B1 SC FW FW FW FW FW SC SC SC SC B1 B1 PoP 12hr 0 30 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S C Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 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 77 59 74 53 69 54 75 Temp 58 57 71 75 68 60 71 68 59 53 65 65 59 55 72 70 Dewpt 47 48 54 55 56 53 52 50 48 46 48 50 51 49 53 51 PWind dir SE SE S N NE E SE SW Wind char GN BZ GN GN LT LT LT GN Avg clouds B1 B2 B1 SC SC B1 SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 10 20 20 20 10 20 20 20 Rain shwrs S S S S S S S $$ IAZ039-092100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 55 76 41 69 Temp 53 67 70 64 57 58 57 56 63 73 75 66 53 48 43 41 54 66 69 62 Dewpt 44 41 40 41 41 42 45 50 55 56 46 41 39 38 38 38 43 46 46 46 RH 71 39 33 43 55 55 64 80 75 55 36 40 59 68 82 89 66 48 44 56 Wind dir SE S S SE S S S S SW NW NW N N N N N NE E E E Wind spd 10 13 14 11 11 11 11 10 10 11 13 10 8 5 5 4 5 6 8 6 Clouds CL FW FW FW SC B2 B2 B2 B1 FW CL CL CL FW FW FW FW FW SC SC PoP 12hr 0 30 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 70 55 74 47 68 49 72 Temp 52 51 66 67 62 56 71 67 54 48 66 63 55 50 68 66 Dewpt 47 47 49 49 52 52 52 48 45 43 46 47 49 47 50 49 PWind dir SE SE SE N N NE E S Wind char GN BZ GN GN LT GN LT GN Avg clouds SC B1 B2 B1 B1 B1 SC SC SC SC SC SC SC B1 SC SC PoP 12hr 10 30 30 20 10 20 20 20 Rain shwrs C C C S S S S S S S $$ IAZ048-092100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 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 73 56 77 43 69 Temp 55 68 72 67 61 61 58 58 65 74 76 67 55 50 45 43 54 65 68 63 Dewpt 43 43 45 47 47 48 52 54 60 58 50 43 42 39 37 37 42 44 46 46 RH 64 40 38 49 60 62 80 86 84 57 40 42 61 66 73 79 64 46 45 54 Wind dir SE S S S S S S S W NW N N N NE NE NE E E SE SE Wind spd 9 13 13 10 10 8 8 5 8 9 10 6 5 4 3 3 5 6 9 8 Clouds SC FW FW FW B1 B2 B2 B1 SC FW CL FW FW FW FW SC SC SC SC SC PoP 12hr 0 30 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S S Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 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 57 73 49 68 52 74 Temp 55 54 69 72 64 57 70 67 55 49 65 63 56 53 70 68 Dewpt 47 47 53 55 56 52 51 48 46 44 48 49 51 49 53 51 PWind dir SE SE S N N E E S Wind char GN BZ GN GN LT LT LT GN Avg clouds B1 B2 B1 SC SC B1 SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 20 20 30 20 10 20 20 20 Rain shwrs S S C S S S S S $$ IAZ004-092100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 54 70 39 67 Temp 57 68 72 68 64 61 58 55 61 68 70 61 49 45 41 40 52 63 67 62 Dewpt 38 41 45 48 50 52 54 52 50 40 37 35 34 33 33 34 40 40 41 42 RH 49 37 38 49 60 72 86 90 67 36 30 38 56 62 73 79 63 43 39 48 Wind dir S S S S S S SW NW N N N N N NE NE E SE SE SE SE Wind spd 16 20 21 16 13 11 10 9 11 12 12 8 5 4 4 4 8 11 13 12 Wind gust 28 26 Clouds SC SC B1 B1 B1 B1 SC CL CL CL CL FW FW FW FW FW SC SC SC B1 PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 73 49 67 42 63 48 70 Temp 55 53 67 69 59 49 63 60 47 42 60 58 51 49 65 63 Dewpt 44 46 52 52 51 42 42 40 37 36 40 43 46 46 48 45 PWind dir SE SE W N N E SE SW Wind char BZ BZ GN GN GN GN LT GN Avg clouds B2 B2 B1 SC B1 SC FW FW FW SC SC SC B1 B1 SC SC PoP 12hr 30 40 20 20 5 20 20 30 Rain shwrs C C C S S S S S S C S Tstms S $$ IAZ035-092100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 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 73 56 75 40 69 Temp 56 68 72 68 63 61 58 57 63 72 75 66 53 48 43 41 54 65 69 64 Dewpt 40 43 46 47 48 50 54 55 58 51 40 37 37 35 35 36 40 42 42 43 RH 55 40 39 47 58 67 86 93 84 48 28 34 54 60 73 82 59 43 37 46 Wind dir S S S S S S S SW NW N N N N NE NE E E SE SE SE Wind spd 10 16 18 13 12 10 9 5 9 10 10 8 5 4 4 4 5 9 11 10 Wind gust 21 Clouds SC FW FW SC B2 B2 B1 B1 FW CL CL FW FW FW FW SC SC SC SC SC PoP 12hr 0 20 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 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 71 46 67 49 73 Temp 55 54 69 72 62 54 68 65 51 46 64 62 54 50 70 67 Dewpt 46 46 52 53 52 47 45 41 41 41 44 46 48 48 50 48 PWind dir SE SE S N NE E E S Wind char GN BZ GN GN LT GN LT GN Avg clouds B1 B2 B1 SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 20 30 30 20 10 20 30 30 Rain shwrs S C S C S S S S S C C $$ IAZ094-092100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 56 77 46 69 Temp 57 68 72 66 60 60 58 58 62 73 76 70 61 55 50 46 56 65 69 64 Dewpt 43 47 47 49 48 48 50 55 58 61 60 58 52 46 42 40 42 43 45 47 RH 59 47 41 54 64 64 75 90 87 66 58 66 72 72 74 79 59 45 42 54 Wind dir SE S S S S S S S SW W NW N N NE NE NE E E E E Wind spd 6 11 11 8 6 8 8 8 8 6 5 4 5 5 5 5 5 6 8 6 Wind gust 17 Clouds SC SC FW FW FW B2 B2 B2 SC FW FW FW SC SC SC SC SC SC B1 B1 PoP 12hr 0 30 10 5 5 QPF 12hr 0 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S C Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 56 79 58 74 55 68 56 75 Temp 59 58 74 75 68 59 72 68 60 55 66 66 62 57 72 69 Dewpt 47 50 56 56 56 54 55 53 50 48 51 53 53 51 54 53 PWind dir SE S S N NE E SE S Wind char GN BZ GN GN LT LT LT LT Avg clouds B1 B2 B1 SC SC B1 SC SC SC B1 B1 B1 B1 B1 SC FW PoP 12hr 5 10 20 20 10 20 20 20 Rain shwrs S S S S S Tstms S $$ IAZ017-092100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 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 54 71 40 67 Temp 52 66 69 64 58 59 56 56 62 69 70 61 49 45 42 40 53 64 67 61 Dewpt 41 42 41 44 44 46 50 53 55 48 40 37 35 35 36 36 43 45 45 45 RH 66 42 36 48 59 62 80 90 78 47 33 41 58 68 79 85 69 50 45 56 Wind dir S S S S S S SW SW NW NW NW N N N N NE E SE SE SE Wind spd 10 14 16 12 11 10 10 8 10 10 11 6 5 3 3 3 5 6 8 8 Wind gust 20 20 Clouds FW FW FW SC B2 B2 B1 B1 FW FW CL CL CL FW FW FW FW FW SC SC PoP 12hr 0 20 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 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 49 68 52 68 43 64 47 69 Temp 52 51 64 65 59 53 66 61 49 44 62 59 52 48 66 63 Dewpt 45 46 49 50 51 48 47 43 40 38 43 46 46 46 49 48 PWind dir SE SE S N N NE E S Wind char GN BZ GN GN LT GN LT GN Avg clouds B1 B2 B2 B1 B1 B1 SC FW SC SC SC SC B1 B1 SC SC PoP 12hr 20 40 30 20 10 20 20 30 Rain shwrs S C C C S S S S S C S $$ IAZ049-092100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 55 77 41 69 Temp 54 67 70 65 57 59 57 56 64 74 76 66 54 48 43 41 54 65 68 62 Dewpt 43 41 41 44 42 44 47 50 57 58 50 43 40 38 36 36 43 45 46 46 RH 66 39 35 46 57 57 69 80 78 57 40 43 59 68 76 82 66 48 45 56 Wind dir SE S S SE S S S S SW NW NW N N N N N NE E E E Wind spd 9 12 13 10 9 9 10 8 9 10 10 6 5 4 4 3 5 6 6 5 Clouds CL FW FW FW SC B2 B2 B1 B1 FW CL CL FW FW FW FW FW SC SC SC PoP 12hr 0 30 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 72 55 73 48 68 50 73 Temp 53 52 67 69 63 56 70 67 55 49 65 62 56 51 70 67 Dewpt 47 46 51 53 54 52 52 49 46 42 47 49 49 48 52 49 PWind dir SE SE S N N E E S Wind char GN BZ GN GN LT GN LT GN Avg clouds SC B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 10 20 30 20 10 20 20 20 Rain shwrs S S C S S S S S S $$ IAZ086-092100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 943 AM CDT Thu Oct 9 2025 Date Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 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 72 54 77 43 69 Temp 56 68 72 66 58 56 57 56 62 72 76 70 59 53 47 43 55 66 69 63 Dewpt 43 42 41 44 43 44 45 50 55 58 58 55 48 43 40 39 43 44 45 47 RH 62 39 33 45 57 64 64 80 78 61 54 59 67 69 76 86 64 45 42 56 Wind dir SE SE S SE SE S S S SW W NW NW N N NE NE NE E E E Wind spd 9 10 10 6 8 8 8 8 9 9 9 5 5 5 4 4 5 5 6 5 Clouds CL CL CL CL FW SC B1 B2 B1 SC FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 30 20 5 5 QPF 12hr 0 0.04 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S Tstms C Date Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 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 59 77 54 70 54 75 Temp 55 54 71 72 67 60 74 71 60 54 67 66 59 55 71 69 Dewpt 47 48 52 55 56 56 56 55 51 48 50 52 51 50 52 52 PWind dir SE SE S NW N NE SE S Wind char LT GN GN GN LT LT LT LT Avg clouds SC B1 B1 SC B1 B1 SC SC SC SC SC SC SC SC SC FW PoP 12hr 10 10 30 20 10 10 20 20 Rain shwrs S S C S S S Tstms S $$