Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
566 FOUS53 KDMX 201200 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 700 AM CDT Sun Apr 20 2025 IAZ060-202100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 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 53 44 64 47 74 Temp 46 46 49 52 53 52 48 46 45 51 57 63 63 54 50 48 49 60 70 73 70 Dewpt 31 39 44 48 48 47 42 42 41 43 44 44 47 44 43 43 44 51 54 54 55 RH 55 76 83 86 83 83 80 86 86 74 62 50 56 69 77 83 83 72 57 51 59 Wind dir E E NE NE NE N NW NW W W W W W SE SE SE SE S S SW SW Wind spd 12 11 12 13 16 13 20 17 14 14 12 9 5 4 6 9 10 12 13 12 6 Wind gust 21 24 25 27 27 26 Clouds OV OV OV OV OV OV OV OV OV B2 FW CL FW CL FW SC B1 SC SC SC SC PoP 12hr 100 90 0 30 50 QPF 12hr 1.25 0.64 0 0.02 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D D D D D C C C C C C C S Tstms C S S S Wind chill 39 39 Min chill 39 37 38 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 51 74 54 70 50 69 47 67 Temp 57 51 70 69 59 56 65 66 56 52 64 66 54 49 63 65 Dewpt 49 46 53 54 53 52 56 54 50 47 49 48 44 42 45 46 PWind dir W E E SE N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC PoP 12hr 20 40 50 60 50 40 20 20 Rain shwrs S S C C C L L C C C C S S S Tstms C S C C S $$ IAZ039-202100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 53 42 59 41 71 Temp 40 48 50 51 49 47 48 46 43 46 52 58 57 47 43 41 42 52 63 68 65 Dewpt 32 36 44 45 44 45 45 43 39 41 42 42 42 40 38 37 37 44 50 53 53 RH 73 63 80 80 83 93 89 89 86 83 69 55 57 76 82 85 82 74 62 59 65 Wind dir E E E E E NE N NW NW NW NW NW NW E E SE SE SE S S S Wind spd 9 12 16 21 20 18 13 21 18 19 18 13 9 5 5 6 10 13 14 13 10 Wind gust 32 32 29 31 32 28 24 Clouds OV OV OV OV OV OV OV OV OV OV SC FW FW CL FW SC B2 B1 B1 B1 SC PoP 12hr 100 100 5 20 60 QPF 12hr 0.70 0.75 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D D D D C S S L L L L C Tstms S S S S Wind chill 33 38 34 38 36 Min chill 32 35 38 33 32 38 34 38 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 75 52 69 48 68 44 67 Temp 53 47 70 68 56 53 64 64 53 49 63 63 51 45 62 62 Dewpt 49 46 50 51 50 50 54 53 48 45 48 47 43 39 43 44 PWind dir W E E E N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds SC SC SC SC B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 30 20 50 50 50 30 20 10 Rain shwrs C S C C C C C C C C S S Tstms S S S S $$ IAZ048-202100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 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 51 42 64 45 73 Temp 44 47 48 50 50 48 46 43 42 49 56 62 62 51 47 45 46 57 67 72 69 Dewpt 31 35 43 46 45 44 42 41 40 43 44 44 47 44 42 42 43 50 55 56 55 RH 60 63 83 86 83 86 86 93 93 80 64 52 58 77 83 89 89 77 65 57 61 Wind dir E E NE NE NE N NW NW NW NW NW W W E SE SE SE S S SW SW Wind spd 9 12 16 17 18 14 19 19 17 17 13 10 5 5 8 10 11 13 14 12 8 Wind gust 28 28 28 27 Clouds OV OV OV OV OV OV OV OV OV B2 FW CL FW CL FW SC B1 B1 B1 SC FW PoP 12hr 100 100 0 40 60 QPF 12hr 1.13 0.74 0 0.05 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D D D C S C C L L C C S Tstms S S S S Wind chill 38 36 35 Min chill 37 36 38 34 36 38 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 48 75 53 69 48 68 45 66 Temp 53 48 70 69 57 54 64 64 53 49 64 64 52 46 62 64 Dewpt 48 45 51 54 53 52 56 55 49 46 49 48 44 42 45 46 PWind dir NW E E NE N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC B1 PoP 12hr 20 30 50 60 50 40 20 10 Rain shwrs S C C C L L C C C C S S Tstms C S S C S $$ IAZ004-202100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 40 63 43 70 Temp 37 45 49 49 47 44 42 41 41 48 57 62 61 49 45 44 44 53 62 68 66 Dewpt 30 33 34 40 43 41 39 39 38 40 40 39 39 39 38 40 40 45 47 46 45 RH 75 62 56 71 86 89 89 92 89 74 53 43 44 68 76 86 86 74 58 45 47 Wind dir SE E E NE NE N N N NW NW NW NW S SE SE SE SE S SW W W Wind spd 8 11 12 16 18 17 17 16 14 14 12 9 5 9 11 13 14 16 14 14 11 Wind gust 26 25 Clouds OV OV OV OV OV OV OV OV OV B1 FW CL CL FW SC B2 B2 B1 SC FW FW PoP 12hr 80 90 5 60 40 QPF 12hr 0.26 0.41 0 0.19 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L D C L L C C S S Tstms S S Wind chill 31 39 37 34 33 33 39 37 37 Min chill 30 33 33 32 33 39 36 39 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 72 47 63 41 63 40 65 Temp 48 45 67 67 51 48 59 57 46 42 59 59 46 42 60 61 Dewpt 40 38 41 43 43 43 47 46 41 38 41 40 39 36 40 41 PWind dir W NE E NE N N NE SE Wind char LT GN GN GN GN BZ GN GN Avg clouds FW FW SC SC B1 B1 B2 B2 B2 B1 SC SC SC SC SC SC PoP 12hr 5 20 50 70 40 30 20 10 Rain shwrs S C C L L C C C S S S Tstms S $$ IAZ035-202100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 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 50 41 63 44 72 Temp 39 45 47 49 48 44 43 42 42 48 57 62 61 50 45 45 45 56 64 69 67 Dewpt 32 34 40 44 43 41 40 40 39 41 42 42 44 41 40 40 41 48 52 51 50 RH 76 65 76 83 83 89 89 93 89 77 57 48 53 71 82 82 86 74 65 53 54 Wind dir E E NE NE NE N N NW NW NW NW W SW SE SE SE SE S S SW W Wind spd 9 11 14 18 20 19 19 17 14 14 12 9 5 5 8 10 11 12 13 11 6 Wind gust 25 Clouds OV OV OV OV OV OV OV OV OV B1 FW CL CL FW FW B1 B2 B1 SC SC FW PoP 12hr 100 90 5 60 50 QPF 12hr 0.74 0.77 0 0.10 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D D D L S L L C C C C Tstms S S C Wind chill 32 39 37 35 34 34 39 Min chill 32 34 34 32 35 38 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 44 74 51 67 44 65 43 66 Temp 50 45 69 68 54 51 61 60 50 45 62 61 49 44 61 62 Dewpt 44 41 46 49 49 48 53 51 45 42 45 44 42 39 42 44 PWind dir NW E E NE N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC SC B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 10 30 50 70 50 30 20 10 Rain shwrs C C C L L C C C C S S Tstms S S S C $$ IAZ094-202100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 57 44 66 49 74 Temp 46 46 51 56 56 51 48 46 44 51 60 65 64 55 52 50 50 61 70 74 70 Dewpt 37 43 48 52 52 48 44 43 43 44 45 45 47 45 45 46 47 53 53 53 54 RH 71 89 89 86 86 89 86 89 96 77 58 48 54 69 77 86 89 75 55 48 57 Wind dir E E E NE NE NW W W W W W W SW SE SE SE S S S SW SW Wind spd 10 11 11 11 11 16 19 17 14 13 11 9 6 5 8 9 10 13 14 12 6 Wind gust 24 24 24 21 27 25 25 Clouds OV OV OV OV OV OV OV OV OV SC FW CL CL FW FW SC SC SC SC SC SC PoP 12hr 100 80 0 20 40 QPF 12hr 1.57 0.25 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D D L C S S C C C C C Tstms S C S S Wind chill 39 38 Min chill 39 38 36 38 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 72 54 71 50 68 48 66 Temp 58 53 69 66 59 56 67 66 57 52 64 64 54 49 62 64 Dewpt 52 49 55 56 54 54 58 56 52 49 51 50 46 44 47 47 PWind dir S SE E SE N NE NE E Wind char LT GN GN GN GN GN GN GN Avg clouds SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 PoP 12hr 30 50 60 60 50 50 30 20 Rain shwrs C C S C L C C L C C C C C S S S Tstms S S S C C S C S S S $$ IAZ017-202100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 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 51 38 58 40 67 Temp 37 45 48 49 47 42 41 40 39 44 52 57 56 46 41 40 41 48 59 64 63 Dewpt 30 34 40 44 42 39 39 38 37 40 41 41 42 39 37 36 37 43 49 51 51 RH 75 65 74 83 83 89 92 92 92 86 66 55 59 76 85 85 85 83 69 63 65 Wind dir E E E NE NE NE N NW NW NW NW NW NW E SE SE SE SE S S SW Wind spd 6 11 12 19 19 19 18 19 17 19 17 11 6 5 8 10 13 14 14 13 9 Wind gust 29 29 28 29 27 Clouds OV OV OV OV OV OV OV OV OV B2 SC FW CL CL FW SC B2 B2 B1 SC SC PoP 12hr 100 100 20 40 60 QPF 12hr 0.60 0.99 0 0.04 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs D D D D D C S C C L L C C S Tstms S S Wind chill 31 39 39 34 33 31 30 36 33 33 Min chill 31 33 39 33 29 31 36 33 35 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 43 72 49 65 44 64 41 64 Temp 49 44 66 65 52 49 59 58 48 45 59 60 47 43 59 60 Dewpt 44 41 46 48 47 46 51 50 45 42 45 44 41 38 41 43 PWind dir W E E NE N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds FW FW SC SC B1 B1 B2 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 20 20 50 60 50 30 20 10 Rain shwrs S S C C C L C C C S S S Tstms S S $$ IAZ049-202100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 41 61 41 72 Temp 43 48 49 50 50 48 46 43 41 47 55 60 58 47 43 42 43 54 65 69 66 Dewpt 29 35 44 46 46 46 44 42 39 41 43 43 44 40 39 38 39 47 53 55 54 RH 57 60 83 86 86 93 93 96 92 79 64 53 59 76 86 86 86 77 65 61 65 Wind dir E E E E E NE NW NW NW NW NW W NW E E SE SE SE S SW SW Wind spd 12 14 16 20 19 16 17 19 18 19 17 12 6 4 5 8 10 13 14 13 8 Wind gust 31 29 29 29 Clouds OV OV OV OV OV OV OV OV OV OV SC FW FW CL FW SC B1 B1 B1 SC SC PoP 12hr 100 100 5 30 60 QPF 12hr 0.86 0.68 0 0.02 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D D D L S C C L L L L C Tstms C S S S Wind chill 37 35 33 37 Min chill 36 36 33 34 39 36 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 74 51 68 47 68 43 66 Temp 52 47 70 67 55 53 63 63 52 48 63 63 51 45 61 61 Dewpt 49 45 51 53 51 50 55 54 48 45 49 47 43 40 44 45 PWind dir W E E E N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 30 30 50 60 50 40 20 10 Rain shwrs C C C C C L C C C C S S Tstms C S S S C $$ IAZ086-202100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 700 AM CDT Sun Apr 20 2025 Date Sun 04/20/25 Mon 04/21/25 Tue 04/22/25 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 60 45 64 45 75 Temp 47 49 53 58 58 56 53 49 46 50 57 63 61 52 48 47 47 59 69 74 71 Dewpt 35 44 49 53 54 52 49 44 42 44 45 45 47 44 43 43 43 51 54 54 55 RH 63 83 86 83 86 86 86 83 86 80 64 52 60 74 83 86 86 75 59 50 57 Wind dir E E E E E SE W W W W W W W E E SE SE S S S SW Wind spd 12 14 18 18 12 16 18 20 18 18 16 12 6 4 5 8 10 12 14 14 9 Wind gust 26 28 29 24 26 32 32 31 25 Clouds OV OV OV OV OV B2 OV OV OV OV SC FW CL CL FW FW SC SC SC SC SC PoP 12hr 100 90 0 10 50 QPF 12hr 1.16 0.33 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D D D L S C C C C C Tstms C S Wind chill 38 Min chill 37 36 Date Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 75 55 74 52 70 47 68 Temp 58 53 71 68 59 56 69 68 58 53 65 65 55 49 63 64 Dewpt 53 50 56 57 55 53 59 57 53 50 53 51 48 43 47 48 PWind dir SW SE E S N N NE E Wind char LT LT LT GN GN GN GN GN Avg clouds SC SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 30 40 50 50 50 50 30 20 Rain shwrs C S S C C C C C C C C C C S S Tstms S S C S S S S $$