Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
433 FOUS53 KDMX 181945 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 244 PM CDT Fri Apr 18 2025 IAZ060-190900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 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 42 59 44 52 42 Temp 53 52 51 46 42 42 48 55 59 58 50 46 45 44 47 49 51 51 48 47 44 44 Dewpt 46 44 40 36 33 31 32 30 30 31 32 31 31 34 39 43 45 46 46 44 41 40 RH 77 74 66 68 70 65 54 38 33 36 50 55 58 68 74 80 80 83 93 89 89 86 Wind dir NW NW NW N N N N N NE NE NE E E E E E E NE N NW NW NW Wind spd 11 10 10 8 8 8 8 9 8 5 5 5 8 10 12 14 16 14 12 11 12 12 Wind gust 26 Clouds OV OV B2 B1 B1 B1 SC SC SC B2 B1 B1 B2 B2 OV OV OV OV OV B2 B2 B2 PoP 12hr 10 0 5 90 80 QPF 12hr 0 0 0 0.76 0.36 Snow 12hr 00-00 00-00 00-00 Drizzle S Rain shwrs L L D D D D C C Tstms C Wind chill 38 37 Min chill 36 38 38 39 36 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 65 48 76 50 73 53 74 54 71 Temp 58 63 51 50 70 72 58 53 68 68 58 55 70 71 61 57 67 68 Dewpt 43 46 43 45 54 54 49 47 51 51 50 50 55 56 52 52 55 55 PWind dir NW SE S S E E SE E SE Wind char GN LT GN LT LT LT GN GN GN Avg clouds B1 SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 10 20 40 40 40 40 60 50 50 Rain shwrs S C C C C C C C C C L C C C C Tstms S S S C S S S S S S S $$ IAZ039-190900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 39 58 38 50 41 Temp 55 50 48 44 40 39 46 53 56 55 45 40 38 38 46 48 49 46 44 46 44 42 Dewpt 50 46 42 38 35 32 33 30 30 30 31 30 29 33 37 39 42 42 43 44 42 40 RH 83 86 80 79 82 76 60 41 37 38 58 67 70 82 71 71 77 86 96 93 93 93 Wind dir NW N NW NW NW NW N N N N NE NE E E E E E E NE N NW NW Wind spd 14 12 11 10 9 8 9 10 9 5 5 5 6 10 13 14 17 16 14 13 13 13 Clouds OV OV B2 B1 B1 B1 FW FW SC SC SC SC B1 B2 B2 B2 B2 OV OV OV B2 B2 PoP 12hr 20 0 0 80 90 QPF 12hr 0 0 0 0.47 0.61 Snow 12hr 00-00 00-00 00-00 Drizzle C Rain shwrs S C C D D D D L L C Tstms S Wind chill 34 33 32 36 37 35 Min chill 38 32 34 36 31 34 39 34 33 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 42 73 48 73 50 74 52 71 Temp 54 58 45 43 65 67 54 49 68 67 54 51 67 68 58 54 66 66 Dewpt 41 42 40 40 51 53 48 45 48 49 47 46 53 54 50 49 54 54 PWind dir NW E S S NE E E E E Wind char BZ LT GN LT GN LT GN GN GN Avg clouds B2 SC FW FW SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 10 40 40 30 40 50 50 40 Rain shwrs C C C C C C C C C C C C C C C Tstms C S S S S S S S $$ IAZ048-190900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 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 38 59 40 50 41 Temp 53 51 48 43 39 38 46 54 57 57 47 42 40 41 46 48 49 47 45 45 43 42 Dewpt 46 44 39 34 32 31 32 30 30 31 31 31 31 33 38 43 45 46 45 43 41 40 RH 77 77 71 70 76 76 58 40 35 37 53 65 70 73 73 83 86 96100 93 93 93 Wind dir N N NW N N N N N N NE NE E E E E E E NE NE N NW NW Wind spd 16 11 10 9 9 6 9 9 8 5 5 5 8 10 13 14 16 14 13 12 13 13 Wind gust 26 Clouds OV OV B2 SC B1 B1 SC SC SC B1 SC B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 PoP 12hr 5 0 5 80 90 QPF 12hr 0 0 0 0.67 0.41 Snow 12hr 00-00 00-00 00-00 Drizzle S Rain shwrs C C D D D D C C S Tstms S Wind chill 37 35 39 39 39 36 35 Min chill 36 32 34 38 33 36 37 34 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 64 45 75 48 73 51 73 52 71 Temp 56 61 48 47 69 70 55 51 68 67 55 53 69 68 58 55 66 67 Dewpt 43 46 43 44 55 54 48 46 50 51 49 49 56 56 52 52 56 55 PWind dir NW SE S SE NE E SE E SE Wind char GN LT GN LT GN LT GN GN GN Avg clouds B1 SC FW FW SC SC SC SC SC SC SC B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 20 40 40 40 40 60 50 50 Rain shwrs S S C C C C C C C C C L C C C C Tstms S S S S S S S S S S S $$ IAZ004-190900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 32 56 34 54 39 Temp 55 49 43 38 34 32 43 51 55 54 44 39 36 34 46 53 53 47 42 41 40 40 Dewpt 36 30 28 27 26 25 27 27 26 26 28 27 27 28 31 34 38 40 39 38 37 36 RH 49 48 55 64 72 75 53 39 32 34 53 62 69 78 55 48 57 76 89 89 89 85 Wind dir N N N N N NW N N NW NE E SE E E E E E NE NE N N NW Wind spd 21 18 13 10 8 5 8 10 8 5 6 6 6 8 12 14 16 14 13 12 13 13 Clouds B2 B2 B1 FW SC FW FW FW FW CL FW FW SC B1 B1 B2 OV OV OV B2 B2 B2 PoP 12hr 5 0 0 50 70 QPF 12hr 0 0 0 0.21 0.30 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C S Wind chill 36 31 27 26 30 28 34 34 33 33 Min chill 31 25 29 32 27 31 33 31 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 43 72 43 70 45 66 48 67 Temp 56 61 47 44 66 67 50 46 65 66 50 48 61 62 52 50 63 63 Dewpt 38 39 39 40 47 44 39 37 40 40 39 41 48 51 48 47 52 50 PWind dir NW SE SW NW N E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 FW FW SC SC FW FW SC SC FW SC B1 B2 B2 B2 B2 B2 B1 PoP 12hr 20 30 30 20 20 30 60 50 40 Rain shwrs S C C C S S S S S C C L C C C C Tstms S S S S $$ IAZ035-190900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 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 34 57 37 51 39 Temp 54 51 45 41 36 34 45 52 56 55 45 40 38 37 46 49 49 46 42 42 41 40 Dewpt 43 38 33 30 29 28 30 29 29 28 29 30 29 31 34 40 42 42 41 40 39 38 RH 66 61 62 65 75 78 55 41 35 35 53 67 70 79 63 71 77 86 96 93 92 92 Wind dir N N N N N N N N N NE E E E E E E E NE NE N NW NW Wind spd 16 13 10 8 5 5 6 9 8 5 4 5 5 6 11 13 14 13 11 10 11 11 Clouds OV B2 B1 SC SC SC FW FW FW FW FW SC B1 B2 B2 OV OV OV OV OV B2 B2 PoP 12hr 5 0 0 70 80 QPF 12hr 0 0 0 0.51 0.40 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D D L L S Tstms S Wind chill 30 36 36 34 33 Min chill 35 29 32 36 31 34 39 34 32 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 63 44 74 45 72 49 70 50 69 Temp 55 61 47 45 67 69 53 47 67 67 53 50 65 65 55 52 65 65 Dewpt 41 43 41 43 51 50 45 41 44 46 46 46 53 54 50 50 54 54 PWind dir NW SE SW NW NE E SE E SE Wind char GN LT GN LT LT LT GN GN GN Avg clouds B1 SC FW SC SC SC FW SC SC SC SC B1 B1 B2 B2 B2 B2 B1 PoP 12hr 20 30 40 30 30 40 60 50 40 Rain shwrs S C C C C S C C C C C L C C C C Tstms S S S S S S S S $$ IAZ094-190900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 59 44 56 42 Temp 55 53 51 47 44 42 49 55 58 57 51 48 46 45 47 53 55 54 50 48 44 43 Dewpt 47 45 43 38 34 32 33 31 31 30 32 33 33 38 44 47 49 49 48 45 42 41 RH 74 74 74 71 68 67 54 40 36 35 48 56 60 76 89 80 80 83 93 89 93 93 Wind dir NW N N N N N N NE NE NE E E E E E E E NE NW NW NW W Wind spd 12 10 10 10 10 10 10 11 11 9 8 9 10 12 14 16 16 14 13 12 12 12 Wind gust 27 27 Clouds B2 OV B2 B2 B2 B2 B1 SC B1 OV B2 B2 B2 OV B2 OV B2 OV B2 B2 B2 B2 PoP 12hr 10 10 20 90 80 QPF 12hr 0 0 0.03 1.02 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D D D D D C C Tstms S C Wind chill 38 36 39 38 36 Min chill 36 37 38 39 35 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 49 76 51 73 53 74 55 72 Temp 59 63 52 50 71 70 58 53 69 68 58 55 70 71 61 58 69 68 Dewpt 45 48 46 47 55 54 51 49 54 54 52 52 57 55 55 55 57 55 PWind dir W S S S E E SE SE SE Wind char GN LT GN LT GN GN GN GN GN Avg clouds B1 FW CL FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 10 20 30 40 50 40 60 50 50 Rain shwrs S S C C C C C C C C L C C C C Tstms C C S S S S S $$ IAZ017-190900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 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 34 55 34 52 38 Temp 51 48 44 39 35 34 43 49 53 52 43 38 35 34 45 49 50 45 41 41 40 39 Dewpt 44 41 36 32 30 28 30 29 29 29 29 28 27 28 33 38 41 41 40 39 38 37 RH 77 77 73 76 82 78 60 46 39 41 57 67 72 78 62 66 71 86 96 92 92 92 Wind dir N N NW NW NW NW N N N NE E E E E E E E E NE N N NW Wind spd 16 12 12 10 9 8 10 11 9 5 4 5 6 9 12 14 16 14 13 13 13 13 Clouds OV B2 B2 SC SC SC FW FW CL FW FW FW SC B1 B2 OV B2 OV OV OV B2 B2 PoP 12hr 5 0 0 60 80 QPF 12hr 0 0 0 0.38 0.63 Snow 12hr 00-00 00-00 00-00 Drizzle S Rain shwrs S S L L D D L L C Wind chill 38 32 28 28 37 28 39 39 33 34 32 31 Min chill 31 26 29 33 27 31 38 33 31 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 60 41 71 44 69 47 66 49 66 Temp 52 57 44 43 62 65 52 46 64 64 50 48 62 62 53 50 63 63 Dewpt 40 41 38 39 50 50 44 41 44 44 44 43 50 52 50 47 53 52 PWind dir NW SE S W N E E E SE Wind char GN LT GN GN GN LT GN GN GN Avg clouds B2 SC FW SC B1 SC FW SC SC SC SC SC B1 B2 B2 B2 B2 B1 PoP 12hr 30 20 40 30 20 30 50 50 40 Rain shwrs C S C C C S S S S C C C C C C C Tstms S S S S S S S S S $$ IAZ049-190900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 37 58 39 51 40 Temp 54 50 47 42 39 37 46 53 56 55 45 41 40 39 46 48 49 48 44 45 42 41 Dewpt 48 45 41 36 33 31 32 30 30 30 30 30 29 33 38 41 44 44 43 44 40 39 RH 80 83 79 79 79 79 58 41 37 38 55 65 64 79 73 77 83 86 96 96 93 92 Wind dir N N NW N N N N N N NE NE NE E E E E E E NE NW NW NW Wind spd 17 12 10 9 8 8 9 10 8 5 4 5 6 10 13 16 17 14 13 11 13 13 Clouds OV OV B2 B1 B1 B1 SC FW SC SC B1 B1 B2 B2 B2 B2 B2 OV OV B2 B2 B2 PoP 12hr 20 0 5 80 90 QPF 12hr 0 0 0 0.57 0.55 Snow 12hr 00-00 00-00 00-00 Drizzle C Rain shwrs S C C D D D D L L S Tstms S Wind chill 33 33 37 39 35 33 Min chill 36 30 32 36 32 35 36 32 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 42 74 48 72 50 74 51 70 Temp 55 58 45 44 67 68 54 49 67 66 53 51 68 68 57 53 66 66 Dewpt 42 44 41 41 54 54 47 45 50 50 48 47 54 54 50 50 54 54 PWind dir NW SE S S NE E SE E SE Wind char GN LT GN LT LT LT GN GN GN Avg clouds B1 SC FW FW SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B1 B1 PoP 12hr 20 20 40 40 30 40 50 50 40 Rain shwrs S S C C C C C C C C C C C C C C Tstms S S S S S S S S S S $$ IAZ086-190900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 244 PM CDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 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 44 60 44 56 44 Temp 60 56 52 51 46 44 50 56 59 58 51 48 47 45 49 51 55 55 51 51 48 45 Dewpt 52 48 45 42 39 36 36 33 32 32 33 34 34 40 44 47 49 51 51 49 46 43 RH 75 74 77 71 76 73 58 42 36 37 50 58 60 82 83 86 80 86100 93 93 93 Wind dir W NW NW N N N N N NE NE NE NE E E E E E E SW W W W Wind spd 16 13 11 10 9 9 10 10 9 8 6 8 10 12 14 16 17 14 13 12 13 14 Wind gust 26 27 25 24 24 Clouds B2 OV OV B2 B2 B2 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 PoP 12hr 5 10 20 90 90 QPF 12hr 0 0 0.01 1.01 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L D D D D C C S Tstms S S C Wind chill 39 Min chill 38 37 39 38 Date 04/21 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 63 45 77 52 74 53 76 55 73 Temp 56 61 49 48 71 72 58 54 70 69 58 55 72 72 61 57 70 69 Dewpt 44 47 44 44 56 56 53 50 54 54 52 51 57 55 54 53 58 56 PWind dir W SE S S E E SE SE SE Wind char GN LT GN LT GN LT GN GN GN Avg clouds B1 SC FW FW FW SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 10 30 40 40 40 50 50 50 Rain shwrs S S C C C C C C C C C C C C C Tstms C C S S S S $$