691
FOUS53 KDMX 260643
PFMDMX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
143 AM CDT WED AUG 26 2026
IAZ060-270900-
DES MOINES-POLK IA
41.54N 93.65W ELEV. 924 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 66 84 62 83 59
TEMP 68 66 74 81 83 80 71 67 64 62 74 81 82 80 70 65 62 60
DEWPT 68 65 64 63 62 63 63 62 59 59 61 60 59 59 60 60 59 57
RH 100 97 71 54 49 56 76 84 84 90 64 49 46 49 71 84 90 90
WIND DIR W NW NW NW NW N NW NW NW NW NW N N N E S SW SW
WIND SPD 6 6 8 11 12 6 4 3 4 4 4 8 8 3 1 1 1 1
CLOUDS FW FW CL CL CL CL CL FW FW CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 85 67 89 75 94 73 89 70 88
TEMP 82 82 70 67 84 87 77 75 90 89 77 73 87 85 74 71 85 85
DEWPT 59 59 59 59 63 63 63 61 67 67 67 66 68 69 68 66 69 69
PWIND DIR S S S S S S S SE SE
WIND CHAR LT GN GN BZ GN GN LT LT LT
AVG CLOUDS FW FW SC B1 B1 SC FW SC SC SC SC SC B1 SC SC B1 B1 SC
POP 12HR 0 10 30 10 20 50 20 40 30
RAIN SHWRS C S S C C S S S C C
TSTMS S S C S S S S C S
IAZ039-270900-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N 92.40W ELEV. 865 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 63 81 60 81 56
TEMP 65 63 72 79 81 78 69 65 62 60 72 78 81 77 67 62 58 56
DEWPT 65 62 64 63 63 63 62 60 58 58 62 58 57 61 59 58 56 54
RH 100 97 76 58 54 60 78 84 87 93 71 50 44 58 75 87 93 93
WIND DIR W NW NW NW NW NW NW NW NW NW N N NW N NW W NW N
WIND SPD 6 6 10 14 14 9 5 4 4 4 5 9 8 4 2 1 1 0
CLOUDS FW CL CL CL FW CL FW CL FW FW CL CL CL CL CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 82 64 83 70 88 71 86 67 85
TEMP 79 78 67 64 79 80 73 71 85 84 74 71 84 82 71 68 82 81
DEWPT 59 62 59 58 63 64 63 62 69 70 67 65 68 68 66 64 66 68
PWIND DIR S S S S S S SW S S
WIND CHAR LT GN BZ BZ BZ GN LT LT LT
AVG CLOUDS CL FW SC B1 B1 SC SC SC SC SC SC SC B1 SC SC SC B1 SC
POP 12HR 0 10 30 20 30 40 20 40 30
RAIN SHWRS C S C S C C S S C C S
TSTMS S S C S C S S S S S
IAZ048-270900-
AMES-STORY IA
41.99N 93.62W ELEV. 936 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 63 82 61 82 57
TEMP 65 63 72 79 82 78 69 65 63 61 72 79 81 78 67 63 60 58
DEWPT 65 62 64 64 63 64 62 60 58 58 61 61 59 62 60 60 58 57
RH 100 97 76 60 53 62 78 84 84 90 68 54 47 58 78 90 93 96
WIND DIR NW NW NW NW NW NW NW NW NW NW NW N N N E SE S N
WIND SPD 5 5 9 11 11 5 4 3 4 4 4 6 5 2 1 0 0 0
CLOUDS SC FW CL CL FW FW FW FW FW CL CL CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 66 88 72 92 71 88 68 87
TEMP 81 80 68 66 82 85 75 73 88 87 75 71 85 83 72 68 84 83
DEWPT 61 62 60 59 64 65 64 62 68 70 68 66 68 70 68 66 69 69
PWIND DIR S S S S S S S S SE
WIND CHAR LT GN GN GN GN GN LT LT LT
AVG CLOUDS FW FW SC B1 B1 SC SC B1 SC SC SC B1 B1 SC SC B1 B1 SC
POP 12HR 0 20 30 20 20 40 20 40 30
RAIN SHWRS S C S S S C C S S S C C
TSTMS S S S S S C S S S S C
IAZ004-270900-
ESTHERVILLE-EMMET IA
43.40N 94.75W ELEV. 1315 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 60 80 56 80 53
TEMP 62 60 71 77 79 77 66 62 58 56 71 78 80 78 64 59 55 54
DEWPT 57 57 60 60 59 58 57 56 53 52 58 56 55 55 53 51 50 49
RH 84 90 68 56 50 52 73 81 83 86 63 47 42 45 67 75 83 83
WIND DIR NW NW NW NW NW N NW NW NW NW N N N N NE E SE S
WIND SPD 9 9 13 16 14 10 5 5 4 4 4 8 6 3 3 2 1 1
CLOUDS CL CL CL FW FW CL CL CL FW FW CL CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 82 65 84 72 86 66 84 63 83
TEMP 79 80 68 65 80 82 74 72 84 83 72 67 81 81 67 64 80 80
DEWPT 57 59 58 58 64 66 63 61 67 68 64 60 62 63 61 59 63 65
PWIND DIR S S S S SW S W SW SE
WIND CHAR LT BZ BZ BZ GN GN LT LT GN
AVG CLOUDS FW SC SC B1 B1 SC SC SC B1 SC SC SC B1 SC SC SC B1 SC
POP 12HR 0 50 30 10 10 20 20 20 20
RAIN SHWRS C C S S S S S
TSTMS S S S S
IAZ035-270900-
FORT DODGE-WEBSTER IA
42.55N 94.18W ELEV. 1165 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 60 82 57 83 54
TEMP 62 60 72 79 82 78 67 63 59 57 72 80 82 78 66 60 57 55
DEWPT 60 59 63 62 61 61 60 58 55 55 61 58 57 59 57 56 54 53
RH 93 96 73 56 49 56 78 84 87 93 68 47 43 52 73 87 90 93
WIND DIR NW NW NW NW NW N NW NW NW NW N N N N NE S N N
WIND SPD 5 5 9 12 11 5 3 2 3 2 3 5 4 2 1 0 0 0
CLOUDS FW CL CL CL CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 65 87 72 90 69 87 65 86
TEMP 81 80 68 65 82 84 75 73 87 85 73 70 84 82 69 66 83 82
DEWPT 60 61 59 58 65 67 63 61 69 70 67 63 66 67 65 63 66 68
PWIND DIR S S S S S S S S SE
WIND CHAR LT GN BZ BZ GN LT LT LT LT
AVG CLOUDS FW SC SC B2 B1 SC FW B1 B1 SC SC SC B1 B1 SC B1 B2 SC
POP 12HR 0 30 30 20 20 30 20 30 30
RAIN SHWRS C C S S S C S S C C S
TSTMS S S S S S C S S S S
IAZ094-270900-
LAMONI-DECATUR IA
40.63N 93.90W ELEV. 1125 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 68 84 62 83 59
TEMP 69 68 77 82 84 80 71 67 64 62 75 81 83 80 69 65 61 59
DEWPT 68 68 67 62 62 63 63 62 60 58 60 59 57 58 59 58 57 57
RH 97100 71 51 48 56 76 84 87 87 60 47 41 47 70 78 87 93
WIND DIR W NW N NW NW N NW NW NW NW N N N N NE SE S S
WIND SPD 4 5 8 10 11 8 3 3 3 3 4 6 6 5 3 1 1 1
CLOUDS SC SC FW CL CL FW FW FW FW CL CL FW FW FW FW FW FW CL
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS PF PF
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 66 88 73 92 73 89 71 88
TEMP 82 81 69 66 85 86 77 73 90 89 77 73 87 86 75 71 86 85
DEWPT 57 59 58 58 62 63 61 60 65 66 66 64 67 68 68 66 68 69
PWIND DIR S S S S S S S SE S
WIND CHAR LT GN BZ BZ BZ GN GN LT LT
AVG CLOUDS FW FW SC B1 B1 SC FW SC SC SC SC B1 B1 SC SC B1 SC SC
POP 12HR 0 5 10 5 10 40 20 40 30
RAIN SHWRS C C S C C C
TSTMS S S S C C S
IAZ017-270900-
MASON CITY-CERRO GORDO IA
43.16N 93.33W ELEV. 1189 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 61 80 57 81 53
TEMP 62 61 72 77 79 77 67 63 59 57 71 78 79 77 64 59 56 54
DEWPT 60 59 63 62 61 61 60 58 56 55 60 56 55 57 56 54 52 52
RH 93 93 73 60 54 58 78 84 90 93 68 47 44 50 75 83 86 93
WIND DIR W NW NW NW NW NW NW NW NW NW N N N N N NW N N
WIND SPD 6 6 12 16 13 8 4 4 4 3 4 8 5 2 1 1 0 0
WIND GUST 26
CLOUDS FW FW CL CL FW FW CL FW CL CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 83 64 84 70 89 69 86 64 85
TEMP 80 79 67 64 79 82 73 71 86 84 72 69 83 81 68 65 82 80
DEWPT 56 59 58 58 64 65 63 62 67 69 66 63 64 65 63 61 64 65
PWIND DIR S S S S S S SW S SE
WIND CHAR LT GN BZ BZ GN GN LT LT LT
AVG CLOUDS FW FW SC B1 B1 SC SC B1 SC SC SC SC B1 SC SC SC B1 SC
POP 12HR 0 40 50 20 20 30 10 30 30
RAIN SHWRS C C S S S C C C S
TSTMS S S S S S S
IAZ049-270900-
MARSHALLTOWN-MARSHALL IA
42.11N 92.91W ELEV. 972 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 62 82 59 81 55
TEMP 64 62 72 79 81 77 68 64 61 59 71 78 81 77 66 61 58 56
DEWPT 64 62 64 63 62 63 61 59 57 56 62 59 58 61 59 57 56 54
RH 100100 76 58 53 62 78 84 87 90 73 52 46 58 78 87 93 93
WIND DIR W NW NW NW NW NW NW NW NW NW N N N N N SW W N
WIND SPD 5 5 9 12 12 6 3 4 4 3 4 6 5 2 0 1 1 0
CLOUDS FW FW CL CL FW FW FW CL CL FW CL CL 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 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 64 86 70 91 70 88 67 86
TEMP 80 78 66 64 80 82 73 72 86 85 74 71 84 82 70 68 82 82
DEWPT 59 61 58 58 63 64 62 60 68 69 66 64 68 68 66 64 67 68
PWIND DIR S S S S S S S S S
WIND CHAR LT LT GN BZ GN GN LT LT LT
AVG CLOUDS CL FW SC B1 B1 SC SC SC SC SC SC SC SC B1 SC B1 B1 SC
POP 12HR 0 10 30 20 20 40 20 40 30
RAIN SHWRS C S S C C S S S C C
TSTMS S S S C S S S S C S
IAZ086-270900-
OTTUMWA-WAPELLO IA
41.11N 92.45W ELEV. 836 FT
143 AM CDT WED AUG 26 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 68 84 62 83 58
TEMP 69 68 74 81 83 80 71 67 64 62 74 80 81 79 69 64 61 59
DEWPT 68 68 68 64 63 65 64 62 60 60 64 62 60 63 62 61 59 58
RH 97100 82 56 51 60 79 84 87 93 71 54 49 58 78 90 93 96
WIND DIR SW W NW NW NW NW NW NW NW NW NW N N N NE E W W
WIND SPD 5 6 9 11 12 6 4 3 4 4 4 6 8 4 2 1 1 1
CLOUDS SC SC FW CL CL FW FW FW FW FW FW CL SC CL FW FW CL CL
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 65 87 72 92 73 89 71 88
TEMP 81 80 68 65 82 84 74 73 87 88 76 74 86 86 74 71 85 85
DEWPT 60 63 60 59 64 65 62 61 67 69 66 66 70 71 69 67 71 71
PWIND DIR S SE S S S S S SE S
WIND CHAR LT LT GN GN GN GN LT LT LT
AVG CLOUDS CL FW SC SC B1 SC SC SC SC SC SC SC B1 SC SC B1 B1 SC
POP 12HR 0 5 10 10 20 40 20 40 30
RAIN SHWRS S C C S S C C
TSTMS C S S S C S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page