FOUS53 KDMX 181944 PFMDMX Point Forecast Matrices National Weather Service Des Moines IA 244 PM CDT Mon May 18 2026 IAZ060-190900- Des Moines-Polk IA 41.54N 93.65W Elev. 924 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu 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 52 63 44 62 46 Temp 77 76 71 67 62 54 56 61 61 60 55 51 46 45 54 59 61 61 55 52 49 49 Dewpt 65 67 64 63 59 51 48 47 46 44 43 42 40 40 41 42 43 42 43 43 42 42 RH 67 74 79 87 90 90 74 60 58 55 64 71 79 82 61 53 51 49 64 71 77 77 Wind dir S S S S W NW NW NW NW N N N N N NE NE NE E E E E E Wind spd 11 14 17 12 13 16 16 16 13 10 6 5 5 5 8 6 6 6 4 3 5 8 Wind gust 26 28 24 Clouds B1 B2 OV B2 OV OV B2 B2 B2 SC FW FW CL FW SC B1 B1 B1 B1 B1 B1 B2 PoP 12hr 90 20 0 0 5 QPF 12hr 1.16 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L C S Tstms C L C S Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 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 49 65 51 75 55 81 60 85 Temp 60 62 57 52 61 64 57 54 70 73 61 58 78 80 66 63 82 83 Dewpt 46 45 48 49 53 50 51 51 56 54 54 54 60 58 58 59 63 60 PWind dir E E E E S S S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 PoP 12hr 30 60 60 30 5 20 10 10 10 Rain shwrs C C L L C C S S S Tstms S C C C S S $$ IAZ039-190900- Waterloo/Cedar Falls-Black Hawk IA 42.55N 92.40W Elev. 865 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 62 41 62 44 Temp 77 76 72 68 64 57 57 61 60 59 52 48 44 43 53 59 62 60 53 50 46 46 Dewpt 64 66 64 61 59 52 49 49 46 42 41 40 38 39 39 40 40 40 41 40 40 39 RH 64 71 76 78 84 83 75 65 60 53 66 74 79 86 59 49 44 47 64 68 79 76 Wind dir SW S S S SW W NW NW NW NW NW N N N NE NE NE NE E E E E Wind spd 12 14 16 13 13 18 20 19 17 14 9 8 6 6 9 6 6 6 4 4 6 9 Clouds B2 B2 OV OV OV B2 B2 OV B1 SC FW FW CL CL FW SC B1 B1 B1 B1 B2 B1 PoP 12hr 80 20 0 0 0 QPF 12hr 0.72 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D C C S Tstms S L C Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 1901 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 45 63 46 73 51 80 56 84 Temp 60 61 52 48 59 62 53 51 69 72 58 54 77 78 63 59 82 81 Dewpt 43 43 42 44 51 50 48 49 56 54 52 52 59 58 55 56 63 61 PWind dir E E E E SE S SW S S Wind char GN GN GN LT LT LT LT LT GN Avg clouds B1 B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 20 50 50 30 5 10 10 20 10 Rain shwrs S S C C C C S S S Tstms S S S $$ IAZ048-190900- Ames-Story IA 41.99N 93.62W Elev. 936 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu 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 52 61 41 62 45 Temp 75 74 70 65 61 52 55 60 60 59 52 48 44 44 53 58 60 61 54 51 47 47 Dewpt 64 66 63 61 57 50 48 48 46 43 43 41 39 40 41 43 42 41 43 43 42 42 RH 69 76 78 87 87 93 77 64 60 55 71 77 82 86 64 57 51 48 66 74 83 83 Wind dir S S S S W NW NW NW NW NW N N N N NE NE NE E E E E E Wind spd 10 13 16 10 13 18 18 17 16 12 6 5 5 5 6 6 6 6 4 4 4 8 Clouds B2 B2 OV OV B2 OV B2 OV B1 SC SC FW CL SC SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 90 20 0 0 5 QPF 12hr 0.98 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C S Tstms C L C Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 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 46 64 48 74 52 81 57 85 Temp 59 62 54 50 59 63 55 52 69 72 59 56 77 79 64 61 81 83 Dewpt 46 45 46 48 54 51 50 51 57 54 53 54 60 58 57 58 64 60 PWind dir E E E E S S S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B2 B2 B2 OV B2 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC B1 B1 PoP 12hr 30 60 60 30 10 10 10 10 10 Rain shwrs C C L L C C S Tstms S S C C S S $$ IAZ004-190900- Estherville-Emmet IA 43.40N 94.75W Elev. 1315 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 57 36 61 43 Temp 61 59 56 51 47 44 48 52 56 54 47 43 38 39 51 57 61 59 51 46 44 46 Dewpt 57 58 53 48 44 41 41 41 42 40 37 36 35 35 37 38 38 38 38 38 39 39 RH 87 96 90 89 89 89 77 66 59 59 68 76 89 85 59 49 42 45 61 73 82 76 Wind dir NE N N NW NW NW NW NW NW NW N N NW N NE NE E E SE SE SE SE Wind spd 6 11 14 19 20 23 23 21 18 16 9 5 4 5 6 4 5 8 5 6 6 10 Clouds OV OV OV OV OV OV B2 B2 SC SC FW CL CL FW SC SC B1 B1 B2 B2 B2 B2 PoP 12hr 80 5 0 0 0 QPF 12hr 0.69 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C S Tstms C C S Wind chill 39 35 Min chill 35 36 39 32 39 37 Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 44 63 45 71 50 80 56 85 Temp 59 61 50 47 57 61 51 49 65 69 55 53 75 78 61 59 80 81 Dewpt 43 42 42 43 48 49 46 46 50 51 48 49 55 56 52 53 58 58 PWind dir SE SE E SE S S S S S Wind char BZ GN GN GN GN LT GN GN GN Avg clouds B2 B2 B2 B2 OV B2 B1 B1 B2 B1 B1 SC SC FW SC SC SC SC PoP 12hr 20 40 50 40 10 10 10 10 10 Rain shwrs S C C C C C Tstms S S C S $$ IAZ035-190900- Fort Dodge-Webster IA 42.55N 94.18W Elev. 1165 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu 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 48 59 38 61 44 Temp 68 69 66 60 52 48 52 56 58 57 50 45 40 41 52 58 61 59 52 48 46 47 Dewpt 61 64 59 55 48 44 45 44 43 41 39 37 36 37 39 40 40 39 40 39 40 40 RH 78 84 78 84 86 86 77 64 57 55 66 73 85 85 61 51 46 47 63 71 79 76 Wind dir S E NW NW NW NW NW NW NW NW N N N N NE NE E E E E E SE Wind spd 5 6 8 11 14 17 17 17 14 12 5 4 3 4 6 5 3 5 3 3 4 6 Wind gust 27 Clouds OV OV OV OV OV OV OV B2 B1 SC FW FW CL FW FW B1 B1 B1 B2 B2 B2 B2 PoP 12hr 80 10 0 0 0 QPF 12hr 1.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C S Tstms C C S Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 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 45 64 46 73 51 81 56 86 Temp 58 60 52 48 59 62 52 50 67 71 56 54 76 78 62 59 81 82 Dewpt 44 43 43 45 51 50 47 48 53 52 49 51 57 57 54 55 61 59 PWind dir SE E E E S S S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B2 B2 OV B2 OV B2 B2 B2 B2 B1 B1 B1 SC SC SC SC B1 SC PoP 12hr 30 50 50 40 10 20 10 10 10 Rain shwrs S C C C C C C S S Tstms S S S C S S $$ IAZ094-190900- Lamoni-Decatur IA 40.63N 93.90W Elev. 1125 ft 244 PM CDT MonMay 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 63 43 62 45 Temp 77 75 70 66 63 56 57 61 62 60 54 50 46 45 54 59 61 60 53 50 47 48 Dewpt 66 67 64 63 60 53 51 50 49 46 45 43 41 41 44 45 45 44 44 43 42 44 RH 69 76 81 90 90 90 80 67 62 60 71 77 83 86 69 60 56 55 71 77 83 86 Wind dir S S SW S SW NW NW NW N N N N N N NE NE NE NE NE NE E E Wind spd 17 17 17 13 12 13 16 14 13 10 6 8 8 8 10 9 9 9 5 5 6 9 Wind gust 27 28 27 24 Clouds SC B2 OV OV OV OV B2 B1 B1 B2 B1 SC CL FW SC SC B1 B1 SC SC B1 B2 PoP 12hr 90 10 0 0 10 QPF 12hr 1.54 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L C C Tstms C L C S Flood A A A A Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 50 66 51 75 55 80 60 84 Temp 60 62 57 53 62 64 56 54 70 73 60 57 78 78 65 62 82 82 Dewpt 48 48 50 52 56 54 52 53 58 56 54 55 61 60 58 59 64 62 PWind dir E E E E SW SW S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B2 B2 OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 SC PoP 12hr 50 70 70 30 10 20 20 20 20 Rain shwrs C C C L L C C S S S S S S Tstms S C C C C S S S S S S $$ IAZ017-190900- Mason City-Cerro Gordo IA 43.16N 93.33W Elev. 1189 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu 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 48 57 37 60 41 Temp 69 69 66 60 55 49 51 54 56 55 48 44 40 41 51 56 59 60 51 46 43 45 Dewpt 63 64 60 55 50 45 45 44 43 41 39 36 36 36 38 39 39 39 39 38 38 38 RH 81 84 81 84 83 86 80 69 62 59 71 73 85 82 61 53 47 46 63 73 82 76 Wind dir SW E NW W NW NW NW NW NW NW NW NW NW N N NE E E E E E SE Wind spd 8 6 10 11 17 23 23 20 18 16 9 5 4 4 6 5 4 5 3 4 5 9 Clouds OV B2 OV OV OV OV OV B2 B1 SC FW CL CL CL FW SC SC B1 B1 B2 B1 B2 PoP 12hr 80 20 0 0 0 QPF 12hr 1.20 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C S Tstms C C S Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 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 42 62 4471 48 79 53 84 Temp 58 60 50 47 57 60 51 49 66 69 55 53 75 77 60 58 80 81 Dewpt 43 42 41 42 49 48 45 46 53 52 48 49 56 56 52 53 61 60 PWind dir SE E E E SE S S S S Wind char GN GN GN LT LT LT LT LT GN Avg clouds B2 B2 B2 OV B2 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 20 40 50 40 10 20 10 20 10 Rain shwrs S S C C C C C S S S Tstms S S S S $$ IAZ049-190900- Marshalltown-Marshall IA 42.11N 92.91W Elev. 972 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 62 40 61 43 Temp 77 76 71 67 63 56 56 61 60 59 51 47 43 42 52 58 61 60 52 49 45 46 Dewpt 63 66 63 61 59 51 49 48 45 42 41 39 37 38 40 41 41 40 41 40 40 40 RH 62 71 76 81 87 83 77 62 58 53 68 74 79 86 63 53 48 47 66 71 82 79 Wind dir SW S S S SW NW NW NW NW NW N N N N NE NE NE E NE E E E Wind spd 12 14 17 12 12 17 18 17 16 12 6 6 5 5 8 6 5 5 3 4 5 8 Wind gust 27 Clouds B2 B2 OV B2 OV B2 B2 B2 B1 SC FW FW CL FW SC SC B1 B1 B1 B1 B1 B2 PoP 12hr 80 20 0 0 0 QPF 12hr 0.76 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C S Tstms C L C Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 45 64 47 74 51 80 56 85 Temp 59 61 52 48 59 62 53 51 69 72 57 54 76 78 62 59 81 82 Dewpt 44 44 43 45 51 50 48 49 55 54 51 52 59 58 55 56 62 61 PWind dir E E E E S S S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 30 60 60 30 5 10 10 20 10 Rain shwrs C S L L C C S S Tstms S S S S S S S $$ IAZ086-190900- Ottumwa-Wapello IA 41.11N 92.45W Elev. 836 ft 244 PM CDT Mon May 18 2026 Date 05/18/26 Tue 05/19/26 Wed 05/20/26 Thu 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 59 65 45 64 45 Temp 78 77 72 69 65 61 61 63 63 61 56 52 47 47 55 60 64 62 55 52 48 48 Dewpt 66 68 66 64 63 61 54 52 51 48 46 43 41 42 43 44 45 44 44 43 42 41 RH 67 74 81 84 93100 78 67 65 62 69 71 79 83 64 55 50 52 66 71 80 77 Wind dir S S S SW S W NW NW NW NW N N N N NE NE NE NE NE E E E Wind spd 12 17 17 17 16 16 16 16 14 12 8 9 9 8 10 9 9 9 5 6 8 9 Wind gust 28 26 Clouds B1 B1 B2 OV OV B2 B2B2 B1 SC B1 FW FW CL FW SC SC B1 SC SC B1 B1 PoP 12hr 80 20 0 0 0 QPF 12hr 0.65 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L C S Tstms C C S Date 05/21 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 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 66 50 66 51 76 56 82 60 86 Temp 62 65 57 52 61 65 57 54 70 74 61 58 78 80 65 63 82 83 Dewpt 46 47 47 49 54 53 52 53 58 57 55 56 60 60 58 59 64 62 PWind dir E E E NE S SW S S S Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC SC SC B1 B1 B1 SC PoP 12hr 30 60 70 30 10 20 20 10 20 Rain shwrs C C L L C C S S S S S Tstms S S S S S S S S $$