724
FOUS53 KDMX 030957
PFMDMX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
457 AM CDT THU SEP 3 2026
IAZ060-032100-
DES MOINES-POLK IA
41.54N 93.65W ELEV. 924 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 95 77 95 74 94
TEMP 78 85 93 94 91 84 81 79 77 84 92 94 92 82 79 76 74 84 93 94 90
DEWPT 68 69 71 71 70 69 68 68 68 71 72 72 72 72 71 70 70 72 72 71 71
RH 71 59 49 47 50 61 65 69 74 65 52 49 52 72 77 82 87 67 51 47 54
WIND DIR S SW S S S S S SW S SW SW S S SW S S SW SW SW SW E
WIND SPD 8 10 11 12 10 9 8 8 6 9 9 9 4 5 3 3 2 3 4 4 5
CLOUDS FW SC FW FW FW FW FW CL FW FW CL FW FW FW SC FW FW FW FW FW SC
POP 12HR 10 5 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 100102 97 90101103100 87 90101101 97
MAX HEAT 83 101 104 96 86 102 106 98 102 104
HEAT Y Y Y Y Y Y Y Y Y Y Y Y
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 73 90 71 90 74 94 72 88
TEMP 78 73 87 86 76 72 88 87 77 75 91 89 78 73 85 84
DEWPT 71 70 72 69 68 68 69 67 65 64 68 69 67 66 67 66
PWIND DIR E SE SE SE SE S SW W
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 SC
POP 12HR 20 30 10 10 10 20 40 30
RAIN SHWRS S S C S S C C C C
TSTMS S S S S S S
IAZ039-032100-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N 92.40W ELEV. 865 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 91 72 91 71 88
TEMP 73 80 87 90 87 79 77 74 72 81 88 90 86 79 76 73 71 81 86 88 83
DEWPT 69 72 74 76 74 71 70 70 69 73 76 76 76 74 73 71 70 74 76 75 74
RH 87 77 65 64 65 77 79 87 90 77 68 64 72 85 90 93 97 79 72 66 74
WIND DIR S SW S S S S S SE SE S SW SW S S SW SW NE E E E E
WIND SPD 5 6 9 10 9 10 8 6 5 8 8 5 3 3 3 2 3 4 5 5 5
CLOUDS SC B1 SC FW FW FW FW FW SC FW FW CL FW FW FW FW FW FW FW FW FW
POP 12HR 20 30 20 10 5
QPF 12HR 0 0.05 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C S S S
TSTMS S S S C S S S
HEAT INDEX 95102 95 86 98103 97 86 96 99 90
MAX HEAT 96 105 93 99 105 94 96 100
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 68 84 67 84 68 86 67 83
TEMP 74 69 81 80 72 68 82 80 73 70 84 82 73 69 80 78
DEWPT 72 69 72 69 68 66 70 69 66 63 71 70 67 66 68 66
PWIND DIR E SE SE SE SE S S W
WIND CHAR LT LT GN GN GN GN GN GN
AVG CLOUDS FW SC SC SC SC SC SC SC SC SC SC SC FW B1 B1 SC
POP 12HR 20 30 10 20 20 20 60 20
RAIN SHWRS S C S S S S C L S S
TSTMS S S C S
IAZ048-032100-
AMES-STORY IA
41.99N 93.62W ELEV. 936 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 93 74 95 71 93
TEMP 75 82 89 93 89 82 79 76 74 82 91 94 91 80 76 74 72 82 91 93 88
DEWPT 68 70 72 73 72 71 69 69 68 71 74 73 74 74 72 71 70 72 74 73 73
RH 79 67 57 52 57 69 72 79 82 69 58 51 58 82 87 90 93 72 58 52 61
WIND DIR S SW S S S S S S S S SW SW S S S S S S SE E E
WIND SPD 6 8 10 12 9 8 6 6 5 8 9 8 3 3 2 1 1 3 4 5 5
CLOUDS SC SC SC FW FW FW FW FW SC FW CL FW FW FW SC FW SC FW FW FW FW
POP 12HR 10 5 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 97101 96 101103100 87101102 96
MAX HEAT 98 102 94 102 106 97 102 105
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 70 88 69 89 71 92 69 86
TEMP 75 71 86 84 73 70 86 85 75 73 89 87 74 71 83 82
DEWPT 72 70 73 69 69 68 70 68 67 64 70 70 68 66 67 67
PWIND DIR E SE SE SE SE S SW W
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS FW SC SC SC SC SC B1 SC SC SC SC SC SC B1 B1 SC
POP 12HR 20 30 10 10 10 20 50 30
RAIN SHWRS S C C S S C C C S
TSTMS S S S C S
IAZ004-032100-
ESTHERVILLE-EMMET IA
43.40N 94.75W ELEV. 1315 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 90 71 90 69 89
TEMP 71 76 84 89 86 77 75 73 71 79 86 90 87 76 73 71 69 78 86 89 85
DEWPT 66 70 71 71 73 72 70 68 67 70 71 70 73 71 70 69 69 72 72 71 72
RH 84 82 65 56 65 85 84 84 87 74 61 52 63 85 90 93100 82 63 56 65
WIND DIR SW S S S S S S S S SW SW S NE E SE SE SE SE SE SE SE
WIND SPD 9 12 13 12 8 8 8 8 6 6 4 4 4 4 4 3 3 5 6 8 6
CLOUDS B1 SC SC FW CL FW FW FW FW CL CL CL FW FW FW FW SC SC SC SC FW
POP 12HR 50 10 5 10 5
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S
TSTMS C S S
HEAT INDEX 89 95 93 92 95 93 92 95 91
MAX HEAT 90 97 92 93 97 90 93 96
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 69 85 67 83 69 84 63 81
TEMP 73 69 82 82 71 69 80 80 72 71 81 80 69 64 77 77
DEWPT 70 69 72 70 67 67 70 70 66 64 70 70 65 61 64 64
PWIND DIR SE SE SE S S SW W NW
WIND CHAR LT GN GN GN BZ BZ GN LT
AVG CLOUDS FW SC SC SC FW SC B2 B1 SC B1 B1 B1 SC B1 SC SC
POP 12HR 30 40 30 40 40 40 50 20
RAIN SHWRS S C C S S C C S C C C C C C S S
TSTMS S C S S S C C S S S S S S
IAZ035-032100-
FORT DODGE-WEBSTER IA
42.55N 94.18W ELEV. 1165 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 92 73 93 70 91
TEMP 72 79 86 91 88 80 78 75 73 82 89 92 89 78 75 72 70 82 88 91 86
DEWPT 70 71 73 74 74 72 69 68 68 72 74 74 74 73 72 71 70 73 74 73 74
RH 93 77 65 58 63 77 74 79 84 72 61 56 61 85 90 97100 74 63 56 68
WIND DIR S S S S S S S S S S SW SW S S SE S SE SE SE SE SE
WIND SPD 5 6 10 11 6 8 6 6 4 6 6 4 2 2 2 2 1 3 4 5 4
CLOUDS B1 B1 SC CL CL FW FW FW FW CL CL CL FW FW SC FW SC FW FW SC FW
POP 12HR 50 10 5 5 5
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S
TSTMS C S S
HEAT INDEX 93101 97 87 98102 98 87 97 99 94
MAX HEAT 93 102 94 99 103 94 98 101
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 69 87 68 87 70 89 66 85
TEMP 74 69 84 82 72 69 84 83 74 71 85 85 72 67 81 79
DEWPT 71 69 73 70 68 67 71 70 66 64 71 71 67 64 67 66
PWIND DIR SE SE SE SE S SW NW W
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS FW SC SC SC FW SC B2 B1 SC B1 B1 SC SC B1 B1 SC
POP 12HR 20 30 20 20 30 30 50 20
RAIN SHWRS S S C S S S S S C S C C C S S
TSTMS S S S S S S S S S S C S
IAZ094-032100-
LAMONI-DECATUR IA
40.63N 93.90W ELEV. 1125 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 94 75 94 73 94
TEMP 76 85 91 93 90 83 81 78 76 84 91 93 91 82 79 75 74 85 92 94 90
DEWPT 67 69 70 69 68 68 67 67 67 69 70 69 68 69 69 69 68 70 70 68 69
RH 74 59 50 46 49 61 63 69 74 61 50 46 47 65 72 82 82 61 49 43 50
WIND DIR S SW SW S S S S SW SW SW SW S S S S S SW SW SW SW E
WIND SPD 8 12 13 12 10 8 8 8 6 10 11 10 5 4 3 3 2 3 3 4 3
CLOUDS CL FW FW FW CL FW FW FW FW FW FW SC SC SC SC FW SC SC FW FW SC
POP 12HR 5 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 97 98 97 99 96 90 98 99 95
MAX HEAT 98 100 93 84 98 102 94 98 101
HEAT Y Y Y Y Y Y Y Y Y Y Y Y
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 72 91 70 90 73 93 72 89
TEMP 78 72 88 86 76 72 88 87 78 74 91 90 79 73 86 84
DEWPT 70 69 70 67 68 67 68 65 64 63 67 66 66 65 66 65
PWIND DIR SE SE SE SE SE S S SW
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS FW FW SC SC SC SC SC SC SC SC SC FW FW SC B1 SC
POP 12HR 10 20 10 10 5 10 30 30
RAIN SHWRS S C C S
TSTMS S S
IAZ017-032100-
MASON CITY-CERRO GORDO IA
43.16N 93.33W ELEV. 1189 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 70 89 69 87
TEMP 71 76 83 87 84 77 74 72 71 80 85 88 85 76 73 71 69 80 84 87 83
DEWPT 66 72 73 73 73 72 70 69 68 73 74 74 75 72 71 70 69 74 75 73 73
RH 84 87 72 63 70 85 87 90 90 79 70 63 72 87 93 97100 82 74 63 72
WIND DIR S SW S S S SE S S S S SW SW E SE SE NE SE E SE SE E
WIND SPD 5 6 11 10 8 8 6 6 5 6 5 3 2 2 2 2 2 4 4 5 6
CLOUDS B1 B1 SC FW FW CL SC SC FW CL CL CL FW FW FW FW SC SC FW FW SC
POP 12HR 60 20 10 5 5
QPF 12HR 0.03 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C S S S
TSTMS C C S S S
HEAT INDEX 88 95 91 93 97 94 85 92 94 89
MAX HEAT 89 95 87 95 99 90 94 97
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 67 83 66 83 67 85 64 81
TEMP 72 68 80 80 70 67 80 79 71 69 82 80 70 65 78 76
DEWPT 71 68 72 69 67 67 70 69 65 64 70 70 66 64 65 64
PWIND DIR SE SE SE SE S SW NW W
WIND CHAR LT LT LT GN GN GN GN LT
AVG CLOUDS FW SC SC SC SC B1 B1 B1 SC B1 B1 B1 SC B1 B1 SC
POP 12HR 30 30 20 20 30 30 60 20
RAIN SHWRS S C C S S S S C C C C L S S
TSTMS S C S S S S S S C S
IAZ049-032100-
MARSHALLTOWN-MARSHALL IA
42.11N 92.91W ELEV. 972 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 93 72 93 70 91
TEMP 75 82 90 92 87 79 77 74 73 81 90 92 88 78 75 73 71 81 89 90 85
DEWPT 69 70 72 72 71 70 69 68 68 71 73 73 73 73 72 70 69 72 74 73 73
RH 82 67 56 52 59 74 76 82 84 72 58 54 61 85 90 90 93 74 61 58 67
WIND DIR S SW S S S S S S E S SW SW S S SW SW SW SE SW NE E
WIND SPD 5 6 9 11 9 9 8 6 5 6 8 5 2 3 2 2 2 2 3 3 4
CLOUDS SC SC SC FW CL FW FW FW SC FW CL CL FW FW FW FW FW FW FW FW FW
POP 12HR 10 10 10 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 96101 94 98101 95 86 97 98 92
MAX HEAT 97 102 90 101 106 92 98 102
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 69 87 67 87 69 90 68 85
TEMP 73 69 84 82 72 69 84 83 73 71 87 84 73 69 82 80
DEWPT 71 69 71 68 67 66 68 67 65 63 69 69 67 65 67 66
PWIND DIR E SE SE SE SE S S W
WIND CHAR LT LT LT LT GN GN GN LT
AVG CLOUDS FW SC SC SC SC SC SC SC SC SC SC SC FW B1 B1 SC
POP 12HR 20 30 10 10 10 20 50 30
RAIN SHWRS S C S S S C C C S
TSTMS S S S C S
IAZ086-032100-
OTTUMWA-WAPELLO IA
41.11N 92.45W ELEV. 836 FT
457 AM CDT THU SEP 3 2026
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26
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 95 77 95 74 93
TEMP 77 87 93 95 90 83 81 79 77 86 92 94 91 82 79 76 75 85 92 93 89
DEWPT 70 72 72 72 72 71 70 70 70 72 73 73 73 72 72 72 71 73 73 72 73
RH 79 61 51 48 56 67 69 74 79 63 54 51 56 72 79 87 87 67 54 51 59
WIND DIR S SW SW S S S S S S SW SW SW S S SW SW SW SW W NW NE
WIND SPD 8 10 11 11 9 8 6 6 5 8 9 8 4 4 3 3 2 3 2 3 3
CLOUDS FW FW CL CL FW FW FW FW FW SC FW FW FW FW SC FW SC FW FW FW FW
POP 12HR 10 0 0 5 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 93101104 97 88 93101103100 87 93101101 97
MAX HEAT 102 105 95 83 102 105 96 102 103
HEAT Y Y Y Y Y Y Y Y Y Y Y Y
DATE SUN 09/06/26 MON 09/07/26 TUE 09/08/26 WED 09/09/26
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 72 89 70 89 72 93 73 89
TEMP 77 72 86 85 74 71 87 86 76 74 91 89 78 75 86 84
DEWPT 73 72 73 70 69 68 69 68 66 64 69 69 67 68 69 68
PWIND DIR E E SE SE SE S S SW
WIND CHAR LT LT LT LT GN GN GN GN
AVG CLOUDS FW FW SC SC FW SC SC SC FW FW SC FW FW SC SC SC
POP 12HR 20 20 5 10 5 10 30 30
RAIN SHWRS S S S S C C C
TSTMS S S S S
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