568
FOUS53 KDMX 021827
PFMDMX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
127 PM CDT WED SEP 2 2026
IAZ060-022100-
DES MOINES-POLK IA
41.54N 93.65W ELEV. 924 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 96 77 95 76 96
TEMP 96 90 84 83 80 78 86 93 95 92 84 81 79 77 85 93 96 93
DEWPT 68 69 66 65 66 66 69 69 69 68 68 68 68 68 70 70 70 69
RH 40 50 55 55 62 67 57 46 43 46 59 65 69 74 61 47 43 46
WIND DIR SW SW S S S S S S S S S S S S SW S S S
WIND SPD 12 9 8 9 9 6 9 11 11 9 9 8 6 5 8 8 9 6
CLOUDS FW FW FW SC B1 SC B1 SC FW FW FW CL FW FW SC FW FW SC
POP 12HR 10 10 10 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 95 99100 97 90 99103 99
MAX HEAT 98 101 92 86 99 103 96 85 101 104
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 74 93 72 93 71 90 73 91
TEMP 80 75 91 89 77 73 90 88 76 72 87 87 78 74 89 87
DEWPT 69 69 71 70 71 70 70 70 70 68 69 68 66 65 68 67
PWIND DIR S S SE SE SE SE SE S
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC FW SC FW SC SC SC FW SC SC SC SC SC SC
POP 12HR 10 20 10 20 20 20 20 20
RAIN SHWRS S S S S S S S S
TSTMS S S S S S S S S
IAZ039-022100-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N 92.40W ELEV. 865 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 72 90 72 90
TEMP 92 86 78 76 74 72 80 86 89 85 78 77 74 72 81 87 90 86
DEWPT 69 71 71 69 67 68 71 73 73 74 70 69 68 69 72 75 74 76
RH 47 61 79 79 79 87 74 65 59 70 76 76 82 90 74 68 60 72
WIND DIR S S SE S SW S S S S S S S S S S S S S
WIND SPD 9 5 4 4 5 4 5 9 9 8 8 8 6 5 6 8 5 4
CLOUDS SC SC FW SC B1 B1 B1 SC SC FW SC SC SC FW SC FW FW FW
POP 12HR 20 20 20 20 10
QPF 12HR 0.01 0.01 0 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C
TSTMS S S S S S
HEAT INDEX 97 92 93 98 93 86 96100 96
MAX HEAT 94 98 88 94 99 90 98 102
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 71 89 70 86 68 84 68 84
TEMP 75 72 86 84 75 71 84 82 73 69 81 80 73 69 82 80
DEWPT 71 70 74 74 71 70 73 72 69 67 70 70 66 64 69 69
PWIND DIR SE SE SE SE SE SE SE S
WIND CHAR LT LT LT LT GN GN GN GN
AVG CLOUDS FW FW SC FW FW FW SC SC FW SC SC B1 SC SC B1 SC
POP 12HR 30 10 20 20 30 30 20 30
RAIN SHWRS C S S S S C S C S C S
TSTMS S S S S S S S S
IAZ048-022100-
AMES-STORY IA
41.99N 93.62W ELEV. 936 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 95 74 95
TEMP 92 87 79 77 76 74 83 91 94 91 81 79 77 75 83 92 95 92
DEWPT 70 71 69 67 66 67 69 70 70 71 70 69 68 68 70 71 71 71
RH 49 59 72 71 71 79 63 50 46 52 69 72 74 79 65 51 46 51
WIND DIR SW S S S S S S S S S S S S S S S S S
WIND SPD 10 5 4 5 6 5 8 9 10 6 8 6 5 4 8 8 8 4
CLOUDS SC FW SC SC B1 B1 B2 SC SC FW FW FW SC FW SC FW FW FW
POP 12HR 20 20 20 5 10
QPF 12HR 0 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 98 92 97100 98 100102 99
MAX HEAT 97 99 89 99 103 95 101 104
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 71 93 70 91 69 88 70 89
TEMP 77 72 90 88 75 71 88 85 74 70 86 85 75 72 87 85
DEWPT 71 69 72 72 72 70 72 71 70 68 70 69 67 65 69 69
PWIND DIR S S SE SE SE SE SE S
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW SC SC FW FW SC SC SC SC SC B1 SC SC SC B1 SC
POP 12HR 10 20 20 20 20 20 20 30
RAIN SHWRS S S S S S S S S C C
TSTMS S S S S S S S S
IAZ004-022100-
ESTHERVILLE-EMMET IA
43.40N 94.75W ELEV. 1315 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 68 88 71 89
TEMP 87 83 74 72 70 69 77 83 87 85 76 75 73 71 79 86 89 86
DEWPT 69 70 70 68 66 66 69 70 72 72 70 68 67 66 70 72 72 73
RH 55 65 87 87 87 90 76 65 61 65 82 79 81 84 74 63 57 65
WIND DIR S S SE S S S S S S S S S S S S S S S
WIND SPD 9 6 4 4 6 8 11 12 11 8 8 8 9 8 9 8 5 5
CLOUDS FW CL FW SC B1 B1 SC SC FW FW FW FW SC FW FW FW FW FW
POP 12HR 5 30 30 20 10
QPF 12HR 0 0.03 0 0.03 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S
TSTMS C C S S
HEAT INDEX 94 91 92 97 93
MAX HEAT 88 91 83 87 96 87 92 97
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 86 67 82 67 83
TEMP 74 70 85 84 73 70 83 81 71 67 79 79 71 69 79 79
DEWPT 69 68 72 73 69 68 71 71 67 66 70 70 65 64 69 69
PWIND DIR S S SE SE SE SE S SW
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS FW SC SC FW FW FW SC SC SC SC B2 B1 SC B1 B1 SC
POP 12HR 10 10 30 40 40 30 40 40
RAIN SHWRS S C C C S C C C C S
TSTMS S S S C S C C C S S
IAZ035-022100-
FORT DODGE-WEBSTER IA
42.55N 94.18W ELEV. 1165 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 70 92 72 93
TEMP 90 85 76 74 73 71 80 86 91 88 79 77 74 72 82 89 92 89
DEWPT 69 70 71 68 66 67 70 71 72 72 71 68 67 67 71 72 73 73
RH 50 61 85 82 79 87 72 61 54 59 77 74 79 84 69 57 54 59
WIND DIR SW S SE S S SE S S S S S S S S S S S S
WIND SPD 11 6 3 4 5 5 8 10 10 5 5 5 6 5 6 6 5 3
CLOUDS FW FW SC SC B1 B1 B1 SC FW FW FW FW SC FW SC FW FW FW
POP 12HR 40 40 40 20 10
QPF 12HR 0.02 0.04 0.04 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S
TSTMS C C S
HEAT INDEX 95 90 91 98 96 96100 97
MAX HEAT 91 96 86 93 100 92 97 101
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 91 70 89 68 87 68 87
TEMP 75 71 88 86 74 70 85 83 72 68 83 82 73 70 83 83
DEWPT 70 69 73 73 70 69 72 72 68 67 71 71 66 64 70 70
PWIND DIR SE SE SE SE SE SE S SW
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW SC SC FW FW SC SC SC SC SC B2 B1 SC B1 B1 SC
POP 12HR 10 10 20 30 40 30 30 40
RAIN SHWRS S C C S C C C C S
TSTMS S S C S C C S S S
IAZ094-022100-
LAMONI-DECATUR IA
40.63N 93.90W ELEV. 1125 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 75 94 74 95
TEMP 94 90 84 82 78 76 85 91 93 91 83 81 78 75 85 92 95 92
DEWPT 69 67 65 66 66 66 68 69 68 67 68 68 68 67 69 69 68 67
RH 44 47 53 58 67 71 57 49 44 45 61 65 71 76 59 47 42 44
WIND DIR SW S S S S S SW SW S S S S S S SW S S S
WIND SPD 11 8 8 8 8 8 11 12 12 10 8 6 6 6 9 10 10 6
CLOUDS FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW SC SC
POP 12HR 5 5 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 99 96 98 97100
MAX HEAT 98 101 90 83 98 100 93 84 99 101
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 94 72 93 71 91 72 92
TEMP 80 74 91 89 77 73 91 88 77 72 88 88 78 74 90 89
DEWPT 69 68 69 66 68 67 67 67 68 66 66 63 66 65 66 65
PWIND DIR S S SE SE SE SE SE S
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC
POP 12HR 5 10 10 20 10 10 10 20
RAIN SHWRS S S S
TSTMS S S S
IAZ017-022100-
MASON CITY-CERRO GORDO IA
43.16N 93.33W ELEV. 1189 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 88 69 86 70 88
TEMP 88 82 73 72 71 70 78 82 85 83 75 74 72 71 80 85 88 84
DEWPT 70 71 70 69 67 67 70 72 72 73 71 69 68 68 71 73 73 75
RH 55 69 90 90 87 90 76 72 65 72 87 84 87 90 74 67 61 74
WIND DIR S S SE SE S S S S S E S S SE S S S S S
WIND SPD 6 5 3 3 5 5 6 9 9 6 6 5 6 5 6 6 5 3
CLOUDS FW FW FW SC B1 B1 SC B1 FW FW FW SC SC B1 SC FW FW FW
POP 12HR 20 20 30 40 10
QPF 12HR 0 0.04 0.02 0.05 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C
TSTMS S C S S C
HEAT INDEX 93 87 91 89 92 96 92
MAX HEAT 85 93 87 93 86 94 97
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 88 68 85 66 82 66 82
TEMP 73 70 85 83 73 69 83 80 70 67 79 78 70 67 79 78
DEWPT 70 69 73 73 70 69 72 71 68 67 70 69 65 64 69 69
PWIND DIR SE SE SE SE SE SE SE S
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW SC SC FW FW SC SC SC SC SC B2 B1 B1 B1 B1 SC
POP 12HR 30 10 20 20 40 30 30 40
RAIN SHWRS C S S S S C C C C C S
TSTMS C S S S S C C S S S S
IAZ049-022100-
MARSHALLTOWN-MARSHALL IA
42.11N 92.91W ELEV. 972 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 72 93 73 94
TEMP 92 86 78 76 75 73 82 90 92 87 79 77 75 73 82 90 93 89
DEWPT 69 70 69 66 66 66 70 70 70 70 69 68 67 67 71 71 71 72
RH 47 59 74 71 74 79 67 52 49 57 72 74 76 81 69 54 49 57
WIND DIR SW S S S SW S S SW S S S S S SE S S S S
WIND SPD 10 6 4 5 6 5 5 8 9 6 8 6 6 4 6 6 5 4
CLOUDS SC FW FW SC B1 B1 B1 B1 SC FW FW FW SC FW SC FW FW FW
POP 12HR 10 20 10 10 10
QPF 12HR 0 0 0 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS S
HEAT INDEX 97 91 96 98 92 97100 95
MAX HEAT 96 98 87 98 101 91 99 102
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 71 91 69 89 67 87 68 88
TEMP 75 71 88 85 74 70 87 84 72 68 83 82 73 70 84 83
DEWPT 70 69 72 72 71 69 71 70 69 67 69 68 66 63 68 68
PWIND DIR SE SE SE SE SE SE SE S
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC FW FW FW FW SC SC SC SC SC SC SC SC SC
POP 12HR 20 10 20 20 30 30 20 30
RAIN SHWRS S S S C S C S C S
TSTMS S S S S S S S
IAZ086-022100-
OTTUMWA-WAPELLO IA
41.11N 92.45W ELEV. 836 FT
127 PM CDT WED SEP 2 2026
DATE WED 09/02/26 THU 09/03/26 FRI 09/04/26
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 96 77 96 76 97
TEMP 96 90 84 83 80 78 88 94 94 91 83 80 78 77 88 94 96 92
DEWPT 69 69 68 67 68 68 71 70 70 71 70 70 69 69 72 71 70 71
RH 42 50 59 59 67 71 57 46 46 52 65 72 74 76 59 47 43 51
WIND DIR SW S S S S S SW SW S S S S S S SW SW S S
WIND SPD 11 8 9 9 6 6 10 11 10 9 8 5 6 5 6 8 8 5
CLOUDS FW FW SC SC SC SC FW FW SC FW FW FW FW FW FW FW FW FW
POP 12HR 5 5 0 0 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 102 95 94100100 98 94101103 99
MAX HEAT 101 103 92 85 101 103 95 83 102 104
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26
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 74 93 72 92 71 90 72 91
TEMP 79 75 91 88 77 73 89 87 76 72 87 86 76 74 89 88
DEWPT 71 71 72 71 71 71 71 71 70 68 69 68 67 66 68 68
PWIND DIR S S E SE SE SE SE S
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC FW FW FW SC SC FW FW SC SC SC SC B1 SC
POP 12HR 10 20 10 20 20 10 10 20
RAIN SHWRS S S S S S
TSTMS S S S
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