Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
465 FOUS53 KDMX 181315 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 814 AM CDT Fri Oct 18 2024 IAZ060-182100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 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 47 76 53 80 Temp 55 68 73 66 60 54 50 48 59 72 76 68 62 58 56 54 64 76 79 71 Dewpt 32 37 38 37 34 34 36 37 40 41 41 42 42 42 41 41 44 45 43 43 RH 41 32 28 34 37 46 58 65 49 33 28 39 48 55 57 61 48 33 28 36 Wind dir S S S S S S S S S S S S S S SW SW SW SW SW S Wind spd 16 17 18 11 10 8 6 6 9 10 11 6 8 6 6 5 8 10 11 8 Wind gust 28 Clouds CL CL CL FW CL FW FW FW FW FW FW FW FW CL CL CL CL FW FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 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 78 55 76 50 66 39 69 Temp 59 54 74 70 61 56 70 68 58 51 62 56 44 39 63 61 Dewpt 42 42 45 43 46 49 53 53 50 45 41 35 34 33 36 38 PWind dir S S S SW NW N N S Wind char LT GN LT LT LT GN LT LT Avg clouds FW FW SC B1 B2 B2 SC FW FW FW FW FW FW CL FW FW PoP 12hr 0 10 40 5 5 5 5 0 Rain shwrs C C $$ IAZ039-182100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 44 76 52 81 Temp 55 68 72 65 56 51 47 44 58 71 76 67 61 57 55 54 65 77 79 71 Dewpt 32 33 35 31 31 31 35 36 40 39 39 40 40 40 41 41 45 45 44 43 RH 41 27 26 28 38 46 63 73 51 31 26 37 46 53 59 61 48 32 29 36 Wind dir S S S S S S S S S SW SW S S SW SW SW SW SW SW S Wind spd 17 19 19 12 11 9 8 8 10 11 12 8 8 6 6 5 10 12 13 9 Wind gust 29 Clouds CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW CL CL CL CL FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 79 53 75 47 64 35 67 Temp 59 52 75 70 58 53 70 66 57 48 60 53 40 36 61 57 Dewpt 41 40 44 42 43 43 49 51 50 42 36 31 31 29 32 34 PWind dir S S S S NW NW NW SW Wind char GN GN LT GN LT GN LT LT Avg clouds FW FW FW SC B1 B1 SC FW SC SC SC FW FW FW FW FW PoP 12hr 0 0 20 5 5 10 5 5 Rain shwrs S S $$ IAZ048-182100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 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 45 76 51 80 Temp 54 69 73 66 57 52 48 46 58 71 76 68 60 56 54 53 64 77 79 70 Dewpt 33 36 38 38 35 34 35 36 40 41 43 44 43 42 42 42 45 46 45 44 RH 45 30 28 36 43 50 60 68 51 34 31 42 53 59 64 66 50 33 30 39 Wind dir S S S S S S S S S S S S S S SW SW SW SW SW S Wind spd 17 18 18 12 11 8 6 6 9 11 11 6 5 5 5 5 8 10 11 8 Wind gust 29 29 Clouds CL CL CL CL FW FW FW FW FW FW FW FW FW CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 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 78 52 75 47 64 35 68 Temp 57 52 74 69 58 53 70 67 56 48 60 54 41 36 63 59 Dewpt 42 41 47 45 45 48 53 53 50 44 39 34 32 31 36 39 PWind dir S S S SW NW N N S Wind char LT GN LT LT LT GN LT LT Avg clouds FW FW SC B1 B2 B1 SC FW FW FW FW FW FW CL FW FW PoP 12hr 0 10 30 5 5 5 5 5 Rain shwrs C C $$ IAZ004-182100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 49 74 53 80 Temp 56 69 74 67 58 55 53 50 58 69 73 66 58 56 55 55 64 75 78 70 Dewpt 32 37 40 41 40 38 37 36 42 45 48 49 48 47 46 45 49 50 48 46 RH 40 31 29 39 51 53 54 58 55 42 41 54 69 72 72 69 58 41 35 42 Wind dir S S S S S S S S SW SW SW SW SW SW SW SW SW SW SW S Wind spd 21 23 23 16 16 14 11 10 12 13 12 8 8 10 10 10 13 16 16 11 Wind gust 33 33 34 Clouds CL FW SC SC SC B1 B1 SC SC SC SC FW FW FW FW CL CL FW FW FW PoP 12hr 0 10 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 77 52 74 42 59 35 66 Temp 60 55 73 68 58 53 69 64 51 43 55 49 38 38 61 55 Dewpt 41 40 48 47 45 47 52 50 42 36 34 30 29 28 35 35 PWind dir S S S SW NW NW SW SW Wind char GN GN GN GN GN GN LT GN Avg clouds FW SC SC B1 B1 B1 SC FW SC SC SC FW CL CL FW FW PoP 12hr 0 10 20 5 10 10 0 5 Rain shwrs S $$ IAZ035-182100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 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 75 47 76 52 81 Temp 57 70 75 67 58 53 50 48 59 72 76 68 60 57 55 53 65 77 79 70 Dewpt 31 36 39 39 37 35 35 34 38 41 43 44 44 43 42 42 46 47 45 43 RH 37 29 27 36 45 50 56 58 45 33 31 42 55 59 61 66 50 35 30 38 Wind dir S S S S S S S S S SW SW S S S SW SW SW SW SW S Wind spd 19 20 21 14 13 11 9 8 10 11 11 6 6 6 6 6 10 12 13 9 Wind gust 29 31 32 Clouds CL CL CL FW FW FW SC SC SC SC SC FW FW FW CL CL CL CL FW FW PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 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 78 52 75 45 63 35 68 Temp 58 52 74 68 58 53 70 66 53 46 58 52 38 36 62 57 Dewpt 40 39 47 44 44 47 52 51 46 39 37 31 29 28 35 36 PWind dir S S S SW NW N W SW Wind char GN GN LT LT LT GN LT LT Avg clouds SC SC SC B1 B2 B1 SC FW FW SC SC FW FW FW FW FW PoP 12hr 0 10 30 5 5 10 0 5 Rain shwrs C S $$ IAZ094-182100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 44 74 48 77 Temp 52 67 71 64 57 52 47 44 57 70 73 64 58 55 52 50 62 74 76 67 Dewpt 34 36 37 36 33 33 36 38 41 41 40 42 41 40 40 40 43 44 42 42 RH 50 32 29 35 40 48 65 79 55 35 30 45 53 57 63 68 50 34 30 40 Wind dir S S S S S S S S S S S S S S SW SW SW SW S S Wind spd 14 16 17 10 10 8 8 6 9 9 9 5 5 5 5 4 5 9 10 5 Wind gust 26 Clouds CL CL CL CL CL FW FW FW FW FW FW FW FW FW CL CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 75 52 75 49 67 38 67 Temp 56 49 72 67 58 54 70 66 57 51 64 57 44 39 62 58 Dewpt 42 42 45 44 47 50 54 53 52 47 43 38 35 34 36 39 PWind dir S S S SW NW N NE S Wind char LT GN LT LT LT GN LT LT Avg clouds FW FW FW SC B2 B1 SC FW FW FW FW FW FW CL FW CL PoP 12hr 0 20 50 10 0 5 5 5 Rain shwrs S C C Tstms S $$ IAZ017-182100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 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 46 75 52 80 Temp 54 68 72 66 56 52 48 46 58 70 75 67 59 57 55 54 65 77 79 70 Dewpt 31 35 37 37 35 33 33 33 37 41 42 43 43 42 42 42 46 48 47 44 RH 41 29 28 34 45 48 56 60 45 35 31 42 55 57 61 64 50 36 32 39 Wind dir S S S S S S S S SW SW SW S S SW SW SW SW SW SW S Wind spd 19 20 21 14 13 11 10 9 11 12 13 8 8 8 9 9 11 13 13 10 Wind gust 29 32 33 24 Clouds CL CL CL FW FW FW SC SC SC SC FW FW FW FW CL FW CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 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 78 51 74 44 60 33 65 Temp 58 53 74 68 56 52 70 65 53 45 56 50 37 36 61 54 Dewpt 40 39 46 43 42 43 50 51 45 38 34 30 28 27 33 34 PWind dir S S S SW NW NW W SW Wind char GN GN GN LT GN GN LT GN Avg clouds FW FW SC SC B1 B1 SC FW SC SC SC FW CL CL FW FW PoP 12hr 0 5 20 5 10 10 0 5 Rain shwrs S $$ IAZ049-182100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 43 75 50 79 Temp 54 67 72 64 55 50 46 44 57 70 75 66 58 55 52 51 64 75 78 68 Dewpt 33 36 37 35 33 33 35 36 40 41 40 42 40 40 40 40 45 45 45 43 RH 45 32 28 34 43 52 65 73 53 35 28 42 51 57 63 66 50 34 31 40 Wind dir S S S S S S S S S SW SW S S SW SW SW SW SW SW S Wind spd 17 18 19 11 11 9 8 6 10 11 11 5 6 5 5 5 8 10 11 6 Wind gust 29 31 Clouds CL CL CL CL FW CL FW FW FW FW FW FW CL CL CL CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 77 52 74 47 64 35 67 Temp 56 50 74 68 57 52 69 65 55 48 60 52 40 36 61 57 Dewpt 42 40 46 43 44 45 51 52 50 43 38 33 31 30 34 36 PWind dir S S S SW NW NW NW SW Wind char LT GN LT LT LT GN LT LT Avg clouds FW FW FW SC B1 B1 SC FW FW SC FW FW FW CL FW FW PoP 12hr 0 5 30 5 5 10 5 5 Rain shwrs C S $$ IAZ086-182100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 814 AM CDT Fri Oct 18 2024 Date Fri 10/18/24 Sat 10/19/24 Sun 10/20/24 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 42 74 48 79 Temp 54 67 71 62 54 49 45 43 56 71 74 64 57 54 52 50 62 75 77 68 Dewpt 34 36 34 34 34 36 38 39 42 42 40 41 41 40 40 40 44 45 43 43 RH 46 32 26 35 46 61 76 86 59 35 29 43 55 59 63 68 52 34 30 40 Wind dir S S S S S S S S S SW S S S S SW SW SW SW SW S Wind spd 14 16 17 10 10 8 6 6 8 9 10 5 5 5 5 5 6 9 10 6 Wind gust 26 Clouds CL CL CL CL CL CL CL FW CL CL CL CL CL FW CL CL CL CL CL FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 10/21/24 Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 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 77 54 75 50 66 37 67 Temp 56 50 74 68 58 54 70 67 57 51 63 57 44 37 61 58 Dewpt 42 42 45 44 45 47 53 53 52 48 43 37 34 33 35 38 PWind dir S S S SW W NW N S Wind char LT GN LT GN LT GN LT LT Avg clouds FW FW FW SC B1 B2 SC FW FW FW FW FW FW FW CL CL PoP 12hr 0 5 40 10 5 5 10 5 Rain shwrs C C $$