758  
FOUS53 KDMX 211045  
PFMDMX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DES MOINES IA  
544 AM CDT WED MAY 21 2025  
 
IAZ060-212100-  
DES MOINES-POLK IA  
41.54N 93.65W ELEV. 924 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 60 44 63 43 68  
TEMP 48 50 55 57 56 51 47 45 46 51 56 62 63 54 48 45 46 58 64 66 64  
DEWPT 44 44 44 43 42 42 41 41 41 43 44 44 42 41 40 39 39 43 42 42 44  
RH 86 80 66 59 59 71 79 86 83 74 64 52 46 61 74 79 76 57 45 42 48  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW N N NW NW W W W W S S  
WIND SPD 13 16 16 16 12 9 8 9 10 11 11 10 8 4 3 3 3 3 4 5 5  
WIND GUST 26 26  
CLOUDS OV B2 B2 B1 SC SC FW SC SC B1 B1 SC SC FW FW FW SC B1 B1 B2 B2  
POP 12HR 10 5 5 0 20  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 50 65 51 63 48 66 48 70  
TEMP 55 53 61 61 55 52 58 60 52 50 62 65 53 51 65 68  
DEWPT 45 46 49 49 49 47 49 46 45 45 47 46 45 46 48 46  
PWIND DIR SE E E NE NE N N NW  
WIND CHAR LT GN GN GN GN GN LT LT  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 40 60 40 40 30 10 10  
RAIN SHWRS S S C C L C C C C C C S  
TSTMS C S S  
 
 
IAZ039-212100-  
WATERLOO/CEDAR FALLS-BLACK HAWK IA  
42.55N 92.40W ELEV. 865 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 53 45 64 43 68  
TEMP 48 49 51 52 51 47 46 45 47 53 60 64 62 53 47 45 46 58 65 67 64  
DEWPT 47 46 46 46 44 44 44 44 44 45 44 42 42 41 40 39 40 44 44 42 43  
RH 96 89 83 80 77 89 93 96 89 74 55 45 48 64 76 79 79 59 46 40 46  
WIND DIR NW NW NW NW NW NW NW N NW N N N N NW NW W NW NW NW NW NE  
WIND SPD 9 10 12 13 11 9 9 8 10 11 13 13 11 5 4 4 3 4 6 5 4  
CLOUDS OV OV OV OV B2 B2 OV B2 B2 B1 B1 SC SC FW FW FW FW SC B1 B2 B1  
POP 12HR 50 30 10 0 5  
QPF 12HR 0.01 0.02 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C S S S S  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 46 66 49 63 46 66 47 69  
TEMP 52 50 63 61 52 49 60 61 50 49 63 64 52 50 66 67  
DEWPT 42 43 46 47 47 45 46 44 44 44 46 46 45 46 47 48  
PWIND DIR E E E NE NE NE N N  
WIND CHAR LT GN GN GN LT GN LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 10 20 40 30 30 30 10 10  
RAIN SHWRS S C C C C C C C C  
 
 
IAZ048-212100-  
AMES-STORY IA  
41.99N 93.62W ELEV. 936 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 58 43 63 42 68  
TEMP 49 50 54 56 54 48 45 43 45 51 57 62 62 51 46 44 45 58 64 67 64  
DEWPT 46 45 45 44 43 42 42 41 41 43 45 44 43 41 40 39 40 44 42 42 44  
RH 89 83 71 64 66 80 89 93 86 74 64 52 50 68 79 82 82 59 45 40 48  
WIND DIR NW NW NW NW NW NW NW NW NW NW N N N NW NW W W W W S S  
WIND SPD 13 16 17 17 13 9 8 9 10 11 12 11 9 4 2 2 2 3 4 5 5  
CLOUDS OV OV B2 B1 B1 B1 SC SC B1 B2 B1 SC SC FW FW FW SC B1 B1 B2 B2  
POP 12HR 10 10 5 0 20  
QPF 12HR 0 0 0.02 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
WIND CHILL 37  
MIN CHILL 36  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 48 64 49 62 46 66 46 70  
TEMP 53 51 60 60 52 50 58 59 50 48 62 64 51 50 66 67  
DEWPT 46 46 49 50 49 47 48 47 45 45 47 48 46 47 47 48  
PWIND DIR SE E E NE NE N N N  
WIND CHAR LT GN GN GN LT GN LT LT  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 40 60 40 40 30 10 10  
RAIN SHWRS S S C L C C C C C S C  
TSTMS S S  
 
 
IAZ004-212100-  
ESTHERVILLE-EMMET IA  
43.40N 94.75W ELEV. 1315 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 51 41 62 41 67  
TEMP 45 46 48 49 48 43 42 42 43 51 58 62 60 51 45 43 44 58 63 65 62  
DEWPT 44 42 41 41 41 40 40 40 41 43 40 40 38 38 38 36 37 41 39 39 39  
RH 96 86 77 74 77 89 93 93 93 74 51 44 44 61 76 76 76 53 41 38 43  
WIND DIR NW NW NW NW NW NW NW NW N N N N N NW W W NW NW NE E E  
WIND SPD 12 13 14 16 13 10 10 10 11 12 13 12 11 5 5 4 4 4 5 6 6  
CLOUDS OV OV OV B2 B2 B2 B1 B2 B2 B1 B1 SC FW FW FW FW SC SC B1 B2 B2  
POP 12HR 20 20 10 0 20  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S  
WIND CHILL 39 37 36 36 37  
MIN CHILL 39 39 35 35 38 38  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 46 65 47 63 44 66 46 69  
TEMP 51 48 61 60 51 49 59 59 48 47 62 63 49 48 65 66  
DEWPT 41 42 44 45 44 43 44 43 42 41 44 43 42 42 44 42  
PWIND DIR E E E NE NE N N N  
WIND CHAR LT GN GN GN GN GN LT LT  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC FW FW  
POP 12HR 10 30 40 40 30 30 10 20  
RAIN SHWRS S C C C C C C S S C S  
 
 
IAZ035-212100-  
FORT DODGE-WEBSTER IA  
42.55N 94.18W ELEV. 1165 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 56 42 63 41 68  
TEMP 47 49 51 53 52 46 43 42 44 52 58 62 63 51 45 43 44 58 64 65 63  
DEWPT 45 44 42 42 41 41 42 40 41 43 44 41 40 39 38 38 39 42 40 40 43  
RH 93 83 71 66 66 83 96 93 89 71 59 46 43 63 76 82 82 55 41 40 48  
WIND DIR NW NW NW NW NW NW NW NW NW N N N N NW NW W W NW NW S SE  
WIND SPD 11 13 16 16 12 9 6 8 9 10 11 12 8 3 2 2 2 2 3 4 5  
CLOUDS OV OV B2 B2 B2 B2 SC SC B2 B2 B1 SC SC FW FW FW SC B1 B1 B2 B2  
POP 12HR 20 10 5 0 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
WIND CHILL 38  
MIN CHILL 38 36  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 47 66 48 63 45 66 46 70  
TEMP 52 50 61 60 51 49 58 59 49 48 62 63 50 49 66 67  
DEWPT 44 44 46 48 46 46 46 45 43 43 45 46 44 45 45 45  
PWIND DIR SE E E NE NE N N N  
WIND CHAR LT GN GN GN LT GN LT LT  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 30 50 40 30 30 10 10  
RAIN SHWRS S S C C C C C C C S C  
TSTMS S  
 
 
IAZ094-212100-  
LAMONI-DECATUR IA  
40.63N 93.90W ELEV. 1125 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 64 43 64 42 66  
TEMP 47 53 59 62 61 52 48 44 45 53 58 63 62 52 48 44 45 58 63 64 61  
DEWPT 43 44 45 46 45 44 41 40 40 42 42 44 43 42 40 39 41 44 44 45 46  
RH 86 71 60 56 56 74 77 86 82 66 55 50 50 69 74 82 86 59 50 50 58  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW N N N N NW NW W S SE SE  
WIND SPD 13 16 17 16 12 8 8 9 10 13 13 11 8 5 4 3 3 4 5 6 5  
WIND GUST 25 26 27 27  
CLOUDS B1 SC SC SC SC FW FW FW FW FW B1 SC SC FW FW FW SC B1 B1 B2 B2  
POP 12HR 5 5 5 0 30  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C S  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 50 64 51 62 47 64 46 69  
TEMP 55 53 60 60 56 52 58 59 52 49 61 63 52 49 65 66  
DEWPT 47 48 52 53 52 51 51 49 46 46 47 47 45 46 48 48  
PWIND DIR E E E NE NE N N NW  
WIND CHAR LT GN GN GN GN GN LT LT  
AVG CLOUDS B2 B2 B2 B2 OV OV B2 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 30 60 70 50 40 20 10 10  
RAIN SHWRS S C L L L L C C C C S S  
TSTMS C S S  
 
 
IAZ017-212100-  
MASON CITY-CERRO GORDO IA  
43.16N 93.33W ELEV. 1189 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 50 43 62 41 67  
TEMP 46 46 48 49 48 44 44 43 45 51 59 62 60 51 46 44 45 56 63 65 63  
DEWPT 45 44 44 44 43 42 43 43 44 45 42 41 41 40 39 38 39 43 42 41 41  
RH 96 93 86 83 83 93 96100 96 80 53 46 49 66 76 79 79 62 46 41 44  
WIND DIR NW NW NW NW NW NW N NW N N N N N NW W W NW N N N E  
WIND SPD 10 10 12 12 11 9 9 9 10 11 13 12 10 5 4 4 4 4 5 4 4  
CLOUDS OV OV OV OV OV OV OV OV B2 B1 B1 SC SC FW FW FW FW SC B1 B1 B2  
POP 12HR 40 30 10 0 5  
QPF 12HR 0.02 0.03 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C C C C S S  
WIND CHILL 38 38  
MIN CHILL 37 37 39  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 44 65 47 63 44 65 45 68  
TEMP 50 48 61 60 50 49 58 59 49 48 61 62 49 49 65 65  
DEWPT 41 42 45 45 45 43 44 44 42 42 45 45 44 44 45 45  
PWIND DIR E E E NE NE NE N N  
WIND CHAR LT GN GN GN LT GN LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC  
POP 12HR 10 20 40 30 30 30 10 10  
RAIN SHWRS S C C S C C C S C  
 
 
IAZ049-212100-  
MARSHALLTOWN-MARSHALL IA  
42.11N 92.91W ELEV. 972 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 56 43 62 42 68  
TEMP 50 50 53 54 52 46 44 43 45 51 58 62 60 50 45 43 45 58 64 67 64  
DEWPT 48 48 46 45 43 43 42 42 42 44 45 44 42 40 39 38 39 43 42 41 43  
RH 93 93 77 71 71 89 93 96 89 77 62 52 51 68 79 82 79 57 45 39 46  
WIND DIR NW NW NW NW NW NW NW NW NW NW N N N NW NW W W NW NW NW E  
WIND SPD 13 14 16 14 12 9 8 9 9 11 12 12 9 4 3 3 3 3 4 4 4  
CLOUDS OV OV OV B2 B2 SC SC B1 B2 B2 B1 SC SC FW FW FW FW SC B1 B2 B1  
POP 12HR 20 10 10 0 10  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 46 65 47 63 45 66 45 69  
TEMP 51 49 61 60 51 49 58 59 49 48 62 63 50 49 65 65  
DEWPT 44 44 47 48 47 46 47 45 44 43 46 46 44 45 47 47  
PWIND DIR E E E NE NE NE N N  
WIND CHAR LT GN GN GN LT GN LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 30 60 30 40 30 10 10  
RAIN SHWRS S C L C C C C C S C  
TSTMS S S  
 
 
IAZ086-212100-  
OTTUMWA-WAPELLO IA  
41.11N 92.45W ELEV. 836 FT  
544 AM CDT WED MAY 21 2025  
 
DATE WED 05/21/25 THU 05/22/25 FRI 05/23/25  
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 60 43 63 43 68  
TEMP 51 53 56 58 57 50 47 45 46 52 57 62 62 52 48 44 46 59 65 67 65  
DEWPT 47 46 47 46 44 43 42 41 42 44 45 46 44 42 41 40 41 44 44 43 45  
RH 86 77 72 64 62 77 83 86 86 74 64 56 52 69 77 86 83 57 46 42 48  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW N NW NW W W W NW NW SE  
WIND SPD 16 17 18 17 13 10 9 9 10 12 13 12 10 4 4 4 5 5 6 5 5  
WIND GUST 27 27 28 27  
CLOUDS OV OV B2 B1 SC SC FW SC B1 B2 B1 B1 SC FW CL FW FW SC B1 B1 B1  
POP 12HR 10 5 10 0 10  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE SAT 05/24/25 SUN 05/25/25 MON 05/26/25 TUE 05/27/25  
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 49 66 50 63 48 65 48 70  
TEMP 55 52 61 61 55 52 58 60 52 50 61 64 53 51 66 68  
DEWPT 45 47 50 51 50 49 51 48 46 46 49 48 47 47 50 49  
PWIND DIR SE E E NE NE N N NW  
WIND CHAR LT GN GN GN GN GN LT GN  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 40 60 50 40 30 10 20  
RAIN SHWRS S C C L L C C C C C C S S  
TSTMS C S S  
 
 
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