761  
FOUS53 KDMX 260244  
PFMDMX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DES MOINES IA  
943 PM CDT SAT JUL 25 2026  
 
IAZ060-260900-  
DES MOINES-POLK IA  
41.54N 93.65W ELEV. 924 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 76 98 79 98 73  
TEMP 81 79 78 77 89 96 98 95 86 84 81 79 89 96 97 95 83 78 75 73  
DEWPT 78 76 75 75 78 77 75 74 74 73 71 71 73 74 73 72 71 70 68 69  
RH 91 91 91 94 70 55 48 51 68 70 72 77 59 49 46 48 67 76 79 87  
WIND DIR S S SW S SW SW SW S S S SW SW SW W W N N N N N  
WIND SPD 4 4 4 4 6 9 11 11 11 11 11 9 8 8 9 9 6 5 5 4  
CLOUDS B1 B2 B2 B1 SC SC B1 SC B1 SC SC SC FW FW FW CL FW SC SC SC  
POP 12HR 10 10 10 5 0  
QPF 12HR 0.01 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
HEAT INDEX 89 103111110107 94 90 97107107103 88  
MAX HEAT 98 86 112 113 105 89 110 110 102  
HEAT Y Y Y Y Y  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 91 69 91 70 90 70 88 68 89  
TEMP 88 89 74 71 89 89 74 71 87 88 74 71 86 86 73 69 86 86  
DEWPT 70 68 69 67 67 65 66 65 67 65 66 66 68 66 67 66 66 64  
PWIND DIR NE E SE SE SE SE E NE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW FW FW FW SC SC SC SC SC B1 SC FW SC FW FW  
POP 12HR 5 5 5 10 20 30 30 20 5  
RAIN SHWRS S S C C S S S  
TSTMS S S C S S S S  
 

 
IAZ039-260900-  
WATERLOO/CEDAR FALLS-BLACK HAWK IA  
42.55N 92.40W ELEV. 865 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 72 93 77 94 71  
TEMP 74 73 74 75 84 89 92 91 84 81 79 77 86 91 93 91 79 75 73 71  
DEWPT 74 73 73 74 78 78 80 80 77 74 73 73 76 79 77 76 72 70 69 68  
RH 100100 97 97 82 70 68 70 80 79 82 87 72 68 60 62 79 84 87 90  
WIND DIR S SE SE S SW SW SW S S S SW SW W W W NW NW N N N  
WIND SPD 4 5 4 5 5 8 10 10 10 10 11 6 8 9 12 12 9 8 6 5  
CLOUDS SC B2 B2 B2 B1 B1 B1 SC B1 SC SC FW FW FW FW FW FW FW SC SC  
POP 12HR 60 20 20 10 0  
QPF 12HR 0.09 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S S  
TSTMS C S S  
HEAT INDEX 95103111110 93 86 96107108104  
MAX HEAT 103 112 108 87 109 110 99  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 87 67 86 67 86 67 85 66 85  
TEMP 84 86 71 68 84 84 71 68 83 83 71 69 82 83 70 68 83 83  
DEWPT 71 70 67 65 69 69 66 64 69 69 66 65 70 69 67 66 69 67  
PWIND DIR N E SE SE S SE E NE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW FW SC SC SC SC B1 B1 SC FW SC FW FW  
POP 12HR 0 5 5 5 20 20 30 30 10  
RAIN SHWRS S S S S C C C S  
TSTMS S S S S S S S  
 

 
IAZ048-260900-  
AMES-STORY IA  
41.99N 93.62W ELEV. 936 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 74 96 77 96 72  
TEMP 78 77 77 77 86 92 95 92 84 82 79 77 88 92 95 92 80 76 73 72  
DEWPT 78 76 75 75 79 79 79 78 75 74 72 72 75 77 75 75 72 70 68 69  
RH 100 97 94 94 80 66 60 64 74 77 79 85 66 62 53 58 77 82 84 90  
WIND DIR S S SW S SW SW W S S S SW SW SW W NW N N N N NE  
WIND SPD 5 4 4 5 6 9 10 10 10 9 10 5 6 6 9 8 6 5 4 4  
CLOUDS SC OV B2 B2 B1 B1 B1 B1 SC SC SC FW FW FW SC CL FW FW SC SC  
POP 12HR 30 20 10 10 0  
QPF 12HR 0.06 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S  
HEAT INDEX 100109113107 93 88 98107107102  
MAX HEAT 90 111 115 105 87 109 110 101  
HEAT Y Y Y Y Y  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 90 68 90 68 89 68 87 67 88  
TEMP 87 87 73 70 87 87 73 70 85 85 73 70 84 84 71 68 85 84  
DEWPT 72 70 69 67 70 68 67 66 69 68 67 67 70 69 68 66 68 67  
PWIND DIR NE E SE SE S SE E NE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW FW FW FW SC SC SC SC B1 B1 SC FW SC FW FW  
POP 12HR 5 5 5 10 20 40 30 20 5  
RAIN SHWRS S S S C C S S S  
TSTMS S S S C S S S S  
 

 
IAZ004-260900-  
ESTHERVILLE-EMMET IA  
43.40N 94.75W ELEV. 1315 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 75 95 75 92 68  
TEMP 76 75 75 75 83 91 95 92 82 81 77 75 84 90 92 88 77 73 70 68  
DEWPT 76 72 70 69 74 75 75 76 74 72 70 70 71 70 68 68 66 65 64 65  
RH 100 90 84 82 74 60 53 60 77 74 79 84 65 52 46 52 69 76 81 90  
WIND DIR S SW S S SW SW SW S S S SW W NW N N N NW N N N  
WIND SPD 6 8 10 8 9 12 14 13 14 12 11 9 10 12 13 11 10 8 6 4  
CLOUDS B1 OV B2 B2 B2 B1 B1 SC SC SC FW FW SC SC SC FW FW FW B1 SC  
POP 12HR 60 10 10 0 5  
QPF 12HR 0.06 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S  
TSTMS C C S  
HEAT INDEX 90102107105 89 89 96 93  
MAX HEAT 102 107 99 84 96 97 89  
HEAT Y Y Y Y Y  
SVR TSTORM A A  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 88 66 88 67 87 66 85 64 86  
TEMP 85 88 72 68 86 86 72 68 84 84 71 68 82 83 69 66 83 84  
DEWPT 68 68 66 65 68 68 66 65 69 69 66 65 68 68 65 63 66 65  
PWIND DIR E SE S S S S NE SW N  
WIND CHAR LT LT GN GN GN GN LT LT LT  
AVG CLOUDS SC FW FW FW FW FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 5 5 5 20 20 50 30 10 5  
RAIN SHWRS S S S C C C  
TSTMS S S S C C S  
 

 
IAZ035-260900-  
FORT DODGE-WEBSTER IA  
42.55N 94.18W ELEV. 1165 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 75 95 77 94 70  
TEMP 78 78 77 76 85 92 95 93 84 82 78 77 86 91 93 91 79 75 72 70  
DEWPT 78 76 74 73 78 78 77 77 74 73 71 72 76 74 72 73 69 68 66 67  
RH 100 94 90 90 80 64 56 60 72 74 79 85 72 58 51 56 72 79 81 90  
WIND DIR S SW S SW S SW S S S S S SW W N N N N N N N  
WIND SPD 5 5 5 4 5 8 10 10 11 10 9 4 5 5 9 6 5 4 4 3  
CLOUDS B1 B2 B2 B2 B1 B1 B1 SC B1 FW SC FW SC SC SC FW FW SC SC B1  
POP 12HR 40 5 20 0 0  
QPF 12HR 0.08 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S  
TSTMS S  
HEAT INDEX 96107110107 91 87 96101101 99  
MAX HEAT 91 107 110 105 88 102 103 96  
HEAT Y Y Y Y Y  
SVR TSTORM A A  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 89 67 89 68 88 67 87 65 87  
TEMP 86 88 73 68 87 87 72 69 85 85 72 69 84 84 70 67 84 85  
DEWPT 71 70 68 67 69 69 67 65 69 69 67 66 70 69 67 65 67 67  
PWIND DIR NE SE SE SE S SE E E N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW FW FW FW SC SC B1 SC B1 B1 SC FW SC FW FW  
POP 12HR 5 5 5 10 20 50 30 20 5  
RAIN SHWRS S S C C C S S S  
TSTMS S S C S S S S  
 

 
IAZ094-260900-  
LAMONI-DECATUR IA  
40.63N 93.90W ELEV. 1125 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 73 98 77 96 73  
TEMP 81 78 75 75 88 95 98 94 86 81 79 77 86 92 95 93 82 78 74 73  
DEWPT 78 76 75 74 78 77 74 75 75 72 70 70 72 73 72 73 72 70 68 68  
RH 91 94100 97 72 56 47 54 70 74 74 79 63 54 48 52 72 76 82 84  
WIND DIR S S SW S SW SW SW S S S SW SW SW SW SW SW W N NE NE  
WIND SPD 4 4 4 4 5 8 11 10 10 10 10 9 10 9 8 5 5 5 5 5  
CLOUDS SC B1 B1 B1 SC SC SC SC SC FW SC SC SC FW FW FW FW SC FW SC  
POP 12HR 5 5 5 10 0  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 90 101110110106 95 86 92101105102 87  
MAX HEAT 96 111 111 103 85 102 107 100  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 91 70 91 69 89 69 88 68 88  
TEMP 88 88 74 71 88 89 74 70 86 87 73 70 85 86 72 69 86 85  
DEWPT 68 66 68 67 65 63 65 65 66 64 66 66 66 65 66 65 65 63  
PWIND DIR NE E SE SE S SE SE NE NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW FW SC SC SC SC SC B1 SC FW SC FW FW  
POP 12HR 5 0 0 10 20 30 20 20 10  
RAIN SHWRS S S C S S S  
TSTMS S S C S S S  
 

 
IAZ017-260900-  
MASON CITY-CERRO GORDO IA  
43.16N 93.33W ELEV. 1189 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 73 92 75 92 69  
TEMP 74 74 75 75 83 87 91 90 82 80 78 75 84 89 91 89 78 74 71 69  
DEWPT 74 74 73 73 77 78 80 80 75 73 73 73 76 75 74 73 68 67 67 67  
RH 100100 94 94 82 75 70 73 79 79 85 94 77 64 58 59 71 79 87 93  
WIND DIR S S S SW SW S SW S S S SW SW W NW NW NW NW N N NE  
WIND SPD 4 5 5 5 8 9 10 11 11 10 11 6 9 10 11 10 9 6 4 3  
CLOUDS B1 OV B2 B2 B1 B1 B1 SC SC SC FW FW FW FW SC FW FW FW SC SC  
POP 12HR 70 10 20 10 0  
QPF 12HR 0.08 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L S  
TSTMS C  
HEAT INDEX 92101109108 88 93 99101 96  
MAX HEAT 102 111 105 84 100 101 92  
HEAT Y Y Y Y Y  
SVR TSTORM A A  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 87 65 87 66 85 66 84 64 85  
TEMP 84 86 70 67 84 85 71 68 82 83 70 67 81 82 69 66 82 83  
DEWPT 70 70 66 66 69 70 66 65 69 70 66 66 69 69 66 65 67 67  
PWIND DIR NE SE S SE S SE E E N  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW FW SC SC SC SC B1 SC SC FW SC FW FW  
POP 12HR 0 5 5 10 20 40 30 20 5  
RAIN SHWRS S S C C C S S S  
TSTMS S C C S S S  
 

 
IAZ049-260900-  
MARSHALLTOWN-MARSHALL IA  
42.11N 92.91W ELEV. 972 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 72 95 76 95 70  
TEMP 74 74 74 76 85 89 93 91 83 81 78 77 86 91 94 90 79 75 72 71  
DEWPT 74 74 74 74 78 79 80 79 74 73 72 72 75 78 76 76 71 69 67 68  
RH 100100100 94 80 73 66 68 74 77 82 85 70 66 56 64 77 82 84 90  
WIND DIR S S S SW SW SW SW SW S S SW SW W W NW N N NW N N  
WIND SPD 4 4 4 4 5 6 9 9 10 9 9 6 8 6 9 8 6 5 5 4  
CLOUDS B1 B2 B2 B2 SC B1 B1 SC SC SC SC FW FW FW SC CL FW FW SC SC  
POP 12HR 60 20 10 10 0  
QPF 12HR 0.06 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
TSTMS S S  
HEAT INDEX 97105112108 90 86 95105107103  
MAX HEAT 108 115 105 84 106 110 100  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 88 66 88 66 87 66 86 65 86  
TEMP 85 86 71 68 85 85 71 68 83 83 71 68 82 82 70 67 83 82  
DEWPT 71 70 67 65 69 68 65 64 68 68 65 65 69 68 67 65 68 67  
PWIND DIR NE E SE SE S SE E NE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW FW SC SC SC SC B1 B1 SC FW SC FW FW  
POP 12HR 0 5 5 5 20 30 30 30 5  
RAIN SHWRS S C C C C C S  
TSTMS S C C S S S S  
 

 
IAZ086-260900-  
OTTUMWA-WAPELLO IA  
41.11N 92.45W ELEV. 836 FT  
943 PM CDT SAT JUL 25 2026  
 
DATE 07/25/26 SUN 07/26/26 MON 07/27/26 TUE  
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 73 98 78 97 73  
TEMP 76 75 74 76 87 94 98 94 85 82 79 78 87 94 97 94 82 77 74 73  
DEWPT 76 74 74 76 80 79 77 76 75 75 73 72 74 74 74 76 75 72 70 70  
RH 100 97100100 80 62 51 56 72 79 82 82 65 53 48 56 79 85 87 90  
WIND DIR S S S SW SW SW W SW S SW SW SW SW W W NW NW NW N N  
WIND SPD 5 4 4 4 6 8 9 8 10 10 10 10 11 10 10 9 8 6 6 5  
CLOUDS SC B2 B2 B1 B2 SC SC B1 SC SC SC SC FW FW FW CL FW FW FW SC  
POP 12HR 30 20 5 10 0  
QPF 12HR 0.03 0 0.03 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S  
TSTMS S  
HEAT INDEX 104112114107 93 89 96104108106 89  
MAX HEAT 113 114 103 86 106 111 105  
 
DATE 07/28 WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26  
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 90 68 90 68 90 69 89 67 88  
TEMP 88 88 73 70 87 87 73 70 87 87 73 70 85 86 72 69 85 85  
DEWPT 71 68 69 67 66 65 65 64 65 65 65 66 67 67 67 66 67 66  
PWIND DIR NE E SE SE SE SE E NE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW FW FW SC SC SC B1 SC SC SC SC FW FW  
POP 12HR 0 5 5 5 10 20 30 30 10  
RAIN SHWRS S S S C C S  
TSTMS S S S C S S  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page