Point Forecast Matrices
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
949 FOUS53 KDMX 211059 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 558 AM CDT Sat Sep 21 2024 IAZ060-212100- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 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 87 57 64 53 68 Temp 68 77 85 87 81 72 68 62 59 58 61 62 62 59 58 56 54 58 64 66 63 Dewpt 60 67 70 71 70 70 65 60 56 54 53 52 50 50 50 49 49 50 51 51 51 RH 76 71 61 59 69 93 90 93 90 86 75 70 65 72 75 77 83 75 63 58 65 Wind dir SE S S S SW NW N N N N N N N N N N N NE NE NE E Wind spd 8 12 14 14 10 8 11 12 12 12 11 12 9 6 5 5 5 5 6 6 5 Clouds B1 SC SC SC B2 OV OV OV OV OV OV B2 OV OV B2 B2 B1 B1 SC SC SC PoP 12hr 50 80 60 30 20 QPF 12hr 0.03 0.85 0.26 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S L L L L L L C C C C S S S S S S S Tstms S S S L C C S S S Heat index 92 Max heat 91 94 Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 50 72 50 75 52 74 54 76 Temp 55 52 68 65 55 51 72 68 57 53 70 68 59 55 73 70 Dewpt 52 49 52 52 52 49 54 55 54 52 57 57 56 54 58 57 PWind dir NE NW W NE S SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 20 0 5 5 5 10 10 10 Rain shwrs S $$ IAZ039-212100- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 56 68 50 69 Temp 63 75 84 86 79 69 66 61 57 59 64 66 63 57 55 53 51 59 66 68 63 Dewpt 55 60 67 68 69 68 65 60 55 53 52 50 49 48 48 46 45 48 48 47 48 RH 75 60 57 55 72 97 97 97 93 80 65 56 60 72 77 77 80 67 52 47 58 Wind dir SE S S S W N N N N N N N N N N N NE NE NE NE NE Wind spd 8 13 16 13 9 8 10 11 13 13 14 12 9 6 5 5 5 5 6 6 4 Clouds SC FW SC SC B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1 SC FW SC PoP 12hr 60 70 30 20 20 QPF 12hr 0.28 0.78 0.19 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L L C C S S S S S S S S S S S Tstms C C C C S S Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 72 48 76 51 75 53 76 Temp 53 50 68 65 52 49 72 68 55 52 72 69 58 54 72 69 Dewpt 48 47 50 49 50 47 53 53 52 50 56 56 55 53 57 57 PWind dir NE N NW N E SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC FW FW FW SC FW FW SC SC SC FW PoP 12hr 20 5 5 0 5 10 10 10 Rain shwrs S $$ IAZ048-212100- Ames-Story IA 41.99N 93.62W Elev. 936 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 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 87 56 65 50 69 Temp 65 76 85 86 79 69 65 59 56 58 63 63 62 57 55 52 51 58 65 66 62 Dewpt 58 66 70 71 71 68 62 57 54 53 52 50 49 49 48 47 47 49 50 49 50 RH 78 71 61 61 77 97 90 93 93 83 67 62 62 75 77 83 86 72 58 54 65 Wind dir SE S S SW W N N N N N N N N N N N NE NE NE NE E Wind spd 8 12 14 12 8 9 12 12 12 13 13 13 9 5 5 5 5 5 6 5 4 Clouds SC FW SC SC B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC PoP 12hr 70 80 50 20 20 QPF 12hr 0.15 0.41 0.30 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C L L C C C C S S S S S S S S Tstms C L C C S S Heat index 92 Max heat 90 94 Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 47 71 48 75 50 74 52 75 Temp 51 48 67 64 52 49 71 67 54 51 70 67 56 53 72 69 Dewpt 49 47 52 52 51 48 54 55 54 51 57 58 56 53 59 59 PWind dir NE NW W NW S SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC FW FW FW FW FW SC SC SC SC FW PoP 12hr 10 0 5 0 5 10 10 10 $$ IAZ004-212100- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 51 68 43 69 Temp 62 71 79 78 70 62 56 53 51 56 64 66 61 52 49 46 44 57 64 67 62 Dewpt 54 62 65 60 54 50 47 45 43 45 42 42 42 42 41 41 41 44 42 42 44 RH 75 73 62 54 57 65 72 74 74 66 45 42 49 69 74 83 89 62 45 40 52 Wind dir S SW NW N N N N N N N N N N N N N N E E E SE Wind spd 11 11 11 16 16 17 17 16 13 16 16 14 8 5 4 4 3 4 5 5 5 Clouds SC SC SC SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC FW FW FW FW PoP 12hr 30 20 5 5 10 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S Tstms S C S S Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 73 48 76 50 75 53 76 Temp 49 45 67 64 52 49 72 68 55 51 72 68 57 54 72 69 Dewpt 44 42 48 49 47 47 50 50 50 48 54 55 54 52 56 56 PWind dir S SW SW SW S S S S Wind char LT LT LT LT LT GN LT GN Avg clouds FW FW SC SC SC FW CL CL FW FW FW FW SC SC SC FW PoP 12hr 10 0 0 0 0 5 10 10 $$ IAZ035-212100- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 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 85 54 67 46 70 Temp 64 75 83 84 73 64 60 57 54 57 63 65 62 54 51 49 47 58 66 68 62 Dewpt 55 65 68 69 66 58 54 51 48 49 48 46 46 45 45 44 43 47 46 46 47 RH 73 71 61 61 79 81 81 80 80 75 58 50 56 71 80 83 86 67 48 45 58 Wind dir S S SW W N N N N N N N N N N N N N NE NE E E Wind spd 9 12 12 11 11 12 16 14 13 16 16 13 6 4 4 3 3 4 5 5 3 Clouds SC FW FW B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B1 FW FW FW FW PoP 12hr 60 50 20 10 20 QPF 12hr 0.09 0.08 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C C C S S S S S Tstms S L C C C Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 44 72 46 76 50 74 52 76 Temp 49 45 67 64 51 47 72 68 54 50 71 67 56 53 72 68 Dewpt 47 45 50 50 49 47 53 53 51 50 56 57 55 53 58 57 PWind dir E W SW W S SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC FW FW FW FW FW FW SC SC SC SC FW PoP 12hr 10 0 0 0 0 10 10 10 $$ IAZ094-212100- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 57 62 53 64 Temp 69 75 81 82 77 71 67 63 59 58 59 60 59 56 56 54 54 57 61 62 59 Dewpt 66 70 71 71 71 71 67 63 59 58 57 56 56 53 52 51 51 52 54 54 54 RH 90 84 72 69 82100100100100100 93 87 90 90 86 90 90 83 78 75 83 Wind dir S S S S S NW N N N N N N N N N N N NE NE NE NE Wind spd 8 12 12 13 8 8 8 10 12 11 11 12 9 8 6 6 5 5 6 5 4 Clouds B2 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 B1 B1 PoP 12hr 50 90 80 40 20 QPF 12hr 0.01 1.03 0.44 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S L D L D D L L C C C C S S S S S Tstms C C S S L C S S S S S S S S Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 69 48 72 51 71 52 73 Temp 54 51 66 62 52 49 69 65 54 52 69 65 56 54 71 66 Dewpt 54 51 54 55 52 49 55 57 54 52 58 59 56 54 59 59 PWind dir N N NW N S SW SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 20 0 5 5 10 10 20 10 Rain shwrs S S S $$ IAZ017-212100- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 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 84 52 67 45 69 Temp 60 73 81 82 72 64 59 56 53 56 64 65 60 53 50 48 46 57 65 67 61 Dewpt 54 61 67 68 66 60 54 51 48 48 46 45 45 44 44 43 42 46 45 44 46 RH 81 66 63 63 81 87 83 83 83 74 52 48 58 71 80 83 86 67 48 43 58 Wind dir S S SW W N N N N N N N N N N N NE NE NE NE E E Wind spd 9 12 12 10 10 11 14 16 13 16 16 14 8 5 4 4 4 4 5 5 4 Clouds SC SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1 FW FW FW FW PoP 12hr 60 40 10 10 10 QPF 12hr 0.09 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C C S S Tstms S C C C S Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 43 71 47 75 49 74 51 74 Temp 49 45 67 63 51 48 71 66 54 50 71 67 56 52 71 67 Dewpt 46 44 49 49 47 46 51 52 51 48 56 56 54 51 57 57 PWind dir E S SW SW S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC FW SC SC FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 10 5 0 0 0 5 10 10 $$ IAZ049-212100- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 56 65 50 68 Temp 64 75 83 84 76 68 65 59 56 58 62 63 61 56 53 51 50 57 63 66 61 Dewpt 53 62 69 71 71 68 65 58 54 53 53 51 50 49 47 46 46 49 49 49 50 RH 67 64 63 65 85100100 96 93 83 72 65 67 77 80 83 86 75 60 54 67 Wind dir SE S S S SW NW N N N N N N N N N N NE NE NE NE E Wind spd 9 13 16 14 9 9 11 12 13 13 13 13 8 5 5 5 5 5 5 5 3 Clouds SC SC FW SC B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC PoP 12hr 60 80 40 20 20 QPF 12hr 0.16 0.49 0.19 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C L L C C C C S S S S S S S S S Tstms S C C C C C S Heat index 89 Max heat 88 91 Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 71 46 75 50 74 51 75 Temp 51 48 67 63 51 47 71 66 54 50 70 66 55 52 71 67 Dewpt 48 46 51 51 50 46 53 54 51 50 56 57 54 52 57 58 PWind dir NE N NW W S W S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC FW FW FW FW FW SC SC SC SC FW PoP 12hr 20 5 5 0 5 10 10 10 Rain shwrs S $$ IAZ086-212100- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 558 AM CDT Sat Sep 21 2024 Date Sat 09/21/24 Sun 09/22/24 Mon 09/23/24 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 85 61 65 54 66 Temp 67 74 81 84 81 73 70 68 63 62 62 63 62 58 58 57 55 58 63 64 62 Dewpt 58 67 72 72 71 71 70 68 63 61 60 58 57 55 53 52 51 53 55 54 54 RH 73 79 74 67 72 93100100100 97 93 84 84 90 83 83 86 83 75 70 75 Wind dir SE S S S SW W W NW N N N N N N N N N NE NE NE NE Wind spd 9 12 14 14 9 5 8 10 10 11 11 11 9 8 6 6 6 6 8 8 5 Clouds B1 B2 B1 SC B1 B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 50 90 80 40 30 QPF 12hr 0.06 0.73 0.28 0.05 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S C L L D D C C C C C C C C C C S Tstms S C S S C C S C S S Heat index 90 Max heat 87 92 Date Tue 09/24/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 70 49 74 51 73 52 75 Temp 56 53 67 65 54 50 70 67 56 52 70 67 57 53 72 68 Dewpt 53 51 56 55 52 50 55 56 54 51 58 59 56 53 59 60 PWind dir NE N NW N SW SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 SC SC SC SC FW FW SC SC FW SC SC SC SC SC PoP 12hr 30 5 5 5 5 10 20 10 Rain shwrs S C S S $$