Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
017 FOUS53 KDMX 182117 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 317 PM CST Tue Nov 18 2025 IAZ060-191000- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 41 52 41 59 37 Temp 43 41 42 41 41 43 48 52 49 45 44 42 41 47 57 59 53 46 43 39 37 Dewpt 39 38 40 40 39 41 41 41 41 42 41 41 40 44 44 44 43 43 40 38 36 RH 86 89 93 96 92 93 77 66 74 89 89 96 96 89 62 57 69 89 89 96 96 Wind dir N N NE NE E SE S S SE SE S S S W NW NW N N N N NE Wind spd 6 5 3 2 2 2 3 3 3 4 4 4 4 5 6 6 5 5 5 5 5 Clouds OV B2 OV OV OV B2 OV B2 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 10 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 52 33 58 37 59 39 57 38 52 Temp 49 47 39 34 54 51 43 38 55 52 44 40 54 51 42 39 49 48 Dewpt 35 34 33 31 37 39 38 36 40 40 40 38 40 38 38 37 39 37 PWind dir NE E SW W SW SW W S S Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B2 B1 SC FW FW FW FW FW FW FW FW FW SC SC B1 B1 B1 PoP 12hr 30 20 0 0 0 0 10 20 20 Rain C S S S S S $$ IAZ039-191000- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 48 38 56 31 Temp 40 40 39 38 37 40 45 47 45 41 41 40 40 44 54 55 49 42 39 34 31 Dewpt 38 37 38 37 37 38 39 39 40 40 40 40 38 43 44 44 42 40 37 34 31 RH 92 89 96 96100 92 79 74 82 96 96100 92 96 69 66 77 93 92100100 Wind dir NE NE NE E E SE SE S SE SE S S S SW W NW NW N N N N Wind spd 8 6 5 4 4 4 5 5 4 4 4 5 5 5 9 10 6 5 5 5 4 Clouds OV OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 0 5 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 29 54 32 56 35 55 35 50 Temp 47 43 33 29 50 47 38 33 52 48 40 36 52 47 38 35 48 44 Dewpt 33 31 29 27 33 34 36 33 37 36 36 34 38 34 35 33 36 35 PWind dir N E SW W W SW W S SE Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC SC SC SC FW SC SC FW FW FW FW FW FW SC SC B1 B1 B1 PoP 12hr 10 10 5 0 0 0 10 20 20 Rain S S S S S $$ IAZ048-191000- Ames-Story IA 41.99N 93.62W Elev. 936 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 50 39 57 33 Temp 41 40 41 40 40 43 47 50 47 43 42 40 40 45 55 57 51 43 40 36 34 Dewpt 38 38 39 40 39 41 41 42 41 42 41 40 39 44 45 45 44 42 39 36 34 RH 89 92 92100 96 93 79 74 79 96 96100 96 96 69 64 77 96 96100100 Wind dir NE N NE NE E SE S S SE SE S S S W NW NW N N N N N Wind spd 6 5 2 2 2 2 5 4 4 4 4 3 3 4 6 8 5 5 4 4 5 Clouds OV OV OV OV OV OV B2 B2 B1 B1 B1 SC SC SC SC SC B1 SC SC B1 SC PoP 12hr 0 0 10 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 52 30 56 34 57 37 57 36 52 Temp 48 45 36 31 52 50 40 35 54 50 42 37 54 49 40 36 49 46 Dewpt 35 34 32 30 36 38 38 34 40 40 39 36 39 38 38 36 39 37 PWind dir NE E SW W SW SW W SE S Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 SC FW FW FW FW FW FW FW FW FW SC SC B1 B1 B1 PoP 12hr 20 20 5 0 0 0 10 20 20 Rain S S S S S S $$ IAZ004-191000- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 48 36 51 28 Temp 37 37 37 37 37 39 45 48 44 41 40 38 37 42 49 50 44 38 34 31 29 Dewpt 36 36 36 35 35 38 40 40 39 39 38 37 36 39 42 40 38 35 32 30 28 RH 96 96 96 92 92 96 82 74 82 92 92 96 96 89 77 68 79 89 92 96 96 Wind dir NE NE E SE S S S S S S S SW W NW NW NW N NW NW N N Wind spd 6 5 2 2 3 5 10 10 8 9 9 6 6 9 10 10 5 5 4 4 4 Clouds OV OV OV OV OV OV B2 B2 B1 B1 SC FW SC SC SC SC SC SC SC FW FW PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF PF PF Wind chill 35 34 36 Min chill 31 32 32 30 39 32 30 32 30 23 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 30 53 31 54 34 52 33 50 Temp 44 41 33 31 50 46 38 32 50 47 39 35 49 45 36 34 47 44 Dewpt 33 31 29 27 36 37 33 30 37 36 34 31 35 33 31 31 35 32 PWind dir N S SW W SW SW W S SW Wind char LT LT GN GN GN LT GN GN GN Avg clouds FW SC SC FW SC SC SC FW FW SC SC FW FW SC SC B1 B1 B1 PoP 12hr 0 5 0 0 0 0 5 10 20 Rain S $$ IAZ035-191000- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 49 36 55 30 Temp 40 39 39 39 38 41 46 48 44 41 40 38 38 43 53 55 48 40 37 33 31 Dewpt 38 37 38 38 37 39 40 41 39 40 39 38 37 41 43 43 41 39 36 33 31 RH 92 92 96 96 96 92 79 77 82 96 96100 96 93 69 64 77 96 96100100 Wind dir NE NE NE E SE SE S S S S S S SW W NW NW N N N N N Wind spd 6 5 2 2 2 3 5 6 5 5 5 4 4 5 9 9 5 4 3 3 3 Clouds OV OV OV OV OV OV B2 B2 SC B2 B1 SC FW FW SC SC B1 SC SC SC SC PoP 12hr 0 5 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 29 56 32 57 35 55 35 51 Temp 47 42 33 30 52 48 39 33 52 48 41 36 52 47 37 36 49 45 Dewpt 34 32 30 29 35 37 36 33 37 38 36 34 38 35 35 34 37 35 PWind dir NE SE SW W SW SW W SE S Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC SC SC SC FW FW SC FW FW FW FW FW FW SC SC B1 B1 B1 PoP 12hr 10 10 0 0 0 0 10 20 20 Rain S S S S $$ IAZ094-191000- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 39 54 43 61 40 Temp 46 44 42 42 40 43 50 53 50 46 45 45 44 49 59 61 55 48 45 42 40 Dewpt 40 39 40 40 40 42 42 42 41 42 43 44 43 46 47 46 45 44 43 41 39 RH 79 82 93 93100 96 74 66 71 86 93 96 96 89 64 58 69 86 93 96 96 Wind dir N N N N NE E SW SW S SE S S S W NW N N N NE NE NE Wind spd 6 6 3 2 2 2 2 2 2 3 4 4 4 3 4 5 4 5 6 8 9 Clouds B1 B1 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B1 B2 PoP 12hr 0 0 20 5 10 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain S S S S C Obvis PF Wind chill 33 Min chill 38 38 39 39 33 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 35 56 37 59 39 57 39 52 Temp 48 48 43 36 53 50 43 38 56 52 45 40 55 50 42 39 50 48 Dewpt 38 36 37 35 39 41 41 38 43 42 43 40 42 40 41 39 40 39 PWind dir NE NE W W SW SW W SE S Wind char GN LT LT LT LT LT LT LT GN Avg clouds B2 B2 B2 B1 SC FW FW FW FW FW FW SC SC SC SC B1 B1 B2 PoP 12hr 50 30 0 0 0 5 20 30 30 Rain C C C S C C C C $$ IAZ017-191000- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 45 35 51 28 Temp 38 38 37 37 35 38 43 44 43 39 39 38 37 42 50 51 45 40 36 32 29 Dewpt 36 36 36 35 35 38 39 39 39 39 38 38 37 41 43 42 39 37 34 31 29 RH 92 92 96 92100100 86 82 86100 96100100 96 77 71 79 89 92 96100 Wind dir NE NE E E SE SE S S S S S S SW W NW NW NW NW NW N N Wind spd 6 4 2 2 2 4 5 5 5 5 5 5 4 5 9 9 5 4 3 3 3 Clouds OV OV OV OV OV OV OV OV B2 B1 SC SC SC SC SC B1 B1 SC SC SC SC PoP 12hr 0 5 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 27 53 30 53 33 52 32 49 Temp 45 41 32 28 49 46 38 31 50 46 39 34 49 45 36 33 46 43 Dewpt 33 31 28 27 34 36 34 31 37 36 35 33 36 32 32 32 35 34 PWind dir N S SW W W SW W E S Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC SC FW FW FW SC SC FW FW SC SC FW FW SC SC B1 B1 B1 PoP 12hr 5 5 5 0 0 0 5 20 20 Rain S S S $$ IAZ049-191000- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 38 48 38 57 33 Temp 40 40 39 39 38 40 45 47 45 41 41 40 39 44 54 56 49 42 39 35 33 Dewpt 38 38 39 38 37 39 40 40 41 40 41 40 39 44 45 44 43 40 38 35 33 RH 92 92100 96 96 96 82 76 86 96100100100100 71 64 80 93 96100100 Wind dir NE NE NE E E SE S S SE SE S S S SW W NW N N N N N Wind spd 8 6 4 3 3 3 4 3 3 4 4 4 4 5 6 8 5 5 4 4 5 Clouds OV OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC B1 B1 SC SC B1 B1 PoP 12hr 0 5 10 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Wind chill 34 Min chill 33 33 32 32 37 34 36 35 28 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 50 30 55 33 57 35 56 36 50 Temp 47 44 34 30 51 48 39 34 53 48 41 36 53 47 38 36 48 44 Dewpt 34 33 30 28 35 37 36 34 39 38 38 36 39 36 35 34 37 36 PWind dir NE E SW W W SW W S S Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 SC FW FW FW FW FW FW FW FW FW SC SC SC B1 B1 PoP 12hr 10 20 5 0 0 0 10 20 20 Rain S S S S S $$ IAZ086-191000- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 317 PM CST Tue Nov 18 2025 Date 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 40 53 42 61 38 Temp 44 43 42 41 41 43 48 51 49 46 44 44 44 49 59 61 55 48 44 40 38 Dewpt 40 40 41 40 40 42 42 42 42 43 43 43 42 46 48 47 46 45 42 40 37 RH 86 89 96 96 96 96 80 71 77 89 96 96 93 89 67 60 72 89 93100 96 Wind dir N N NE NE E E SE S SE SE SE S S S W NW NW N N N N Wind spd 9 6 5 4 4 3 2 2 2 3 4 4 4 4 5 5 5 5 5 6 6 Clouds B2 B2 OV OV OV B2 OV B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 SC B1 PoP 12hr 0 5 20 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 53 33 57 37 60 39 58 38 52 Temp 49 48 42 34 53 51 43 38 56 53 44 40 55 51 41 38 50 48 Dewpt 36 35 35 33 37 39 39 38 41 42 40 40 41 39 38 38 40 39 PWind dir NE NE SW W W SW W S SE Wind char GN LT LT LT LT LT LT LT GN Avg clouds B1 B2 B2 SC SC FW FW FW FW FW FW FW SC SC SC SC B1 B1 PoP 12hr 40 30 5 0 0 5 20 30 30 Rain S C C S S C C C C $$