546  
FOUS53 KDMX 062218  
PFMDMX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DES MOINES IA  
518 PM CDT WED MAY 6 2026  
 
IAZ060-070900-  
DES MOINES-POLK IA  
41.54N 93.65W ELEV. 924 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 37 66 42 71 48  
TEMP 55 46 41 39 41 55 61 65 66 55 50 45 45 57 66 69 70 59 54 51 49  
DEWPT 24 27 27 26 29 37 39 37 36 35 34 35 36 41 40 39 40 41 41 40 41  
RH 30 47 57 59 62 51 44 35 33 47 54 68 70 55 38 33 33 51 61 66 74  
WIND DIR NW W SW S SW SW W W W E SE SW S S NE W W SW SW SW SW  
WIND SPD 9 3 3 4 5 8 8 9 5 3 4 3 3 2 4 6 4 4 5 6 5  
CLOUDS SC FW CL B1 B1 B1 SC B1 FW FW B1 B2 B1 B1 B1 SC FW FW FW FW FW  
POP 12HR 0 10 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 80 51 68 44 74 54 80 54 80  
TEMP 79 73 59 52 65 67 51 46 70 72 59 55 77 78 60 55 77 78  
DEWPT 44 47 47 41 37 35 35 36 42 44 45 47 51 49 47 47 49 48  
PWIND DIR SW N N NE S S W NW N  
WIND CHAR GN LT GN LT LT GN GN LT LT  
AVG CLOUDS SC B2 B2 B2 SC FW FW FW FW SC SC SC SC B1 SC FW SC SC  
POP 12HR 20 60 5 0 10 30 5 5 5  
RAIN SHWRS S L C C S  
TSTMS S S S  
 
 
IAZ039-070900-  
WATERLOO/CEDAR FALLS-BLACK HAWK IA  
42.55N 92.40W ELEV. 865 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 35 63 37 68 45  
TEMP 51 43 39 37 38 52 59 61 62 51 46 39 40 56 65 68 66 55 50 47 46  
DEWPT 25 27 28 27 29 31 32 31 33 32 32 31 33 38 36 35 39 38 39 39 39  
RH 36 53 64 67 70 44 36 32 33 48 58 73 76 51 34 29 37 53 66 74 76  
WIND DIR NW N SE S S W W W NW E SE SE SE S W W W SW SW SW SW  
WIND SPD 10 2 2 4 5 6 9 10 5 3 3 2 3 3 5 9 6 4 6 8 6  
CLOUDS SC FW FW B1 B1 SC FW SC FW FW SC B1 B1 SC SC SC FW FW FW FW FW  
POP 12HR 0 5 5 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 76 46 64 39 69 47 74 48 76  
TEMP 75 69 54 47 62 62 46 42 66 67 53 49 72 71 54 50 73 73  
DEWPT 43 46 43 37 35 34 34 34 38 42 43 44 50 49 46 45 49 48  
PWIND DIR W N N N W SE W NW NW  
WIND CHAR GN GN GN LT LT GN GN GN GN  
AVG CLOUDS SC B1 B2 B1 SC FW FW FW FW FW B1 B1 SC B1 B1 SC SC SC  
POP 12HR 5 40 0 0 5 40 20 5 5  
RAIN SHWRS C S C C S  
 
 
IAZ048-070900-  
AMES-STORY IA  
41.99N 93.62W ELEV. 936 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 36 66 39 71 46  
TEMP 54 45 40 38 40 53 60 64 65 53 48 42 42 57 66 69 70 57 51 48 48  
DEWPT 25 27 27 27 28 34 37 34 34 33 33 34 35 40 39 38 40 40 40 40 41  
RH 32 49 59 64 62 48 42 32 31 46 56 73 76 53 37 32 33 53 66 74 77  
WIND DIR NW W SW S S SW SW W NW E SE S SE E W W W SW SW SW SW  
WIND SPD 10 2 2 4 4 5 6 8 5 3 3 2 2 3 5 8 5 4 5 5 4  
CLOUDS SC FW FW B1 B2 B1 SC FW FW SC B1 B2 B1 B1 B1 SC FW FW FW FW FW  
POP 12HR 0 10 5 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 79 48 68 42 73 50 79 50 80  
TEMP 78 71 56 49 64 66 48 44 69 71 57 52 75 76 57 53 76 77  
DEWPT 44 48 46 39 36 35 35 36 42 45 45 47 51 49 46 47 49 48  
PWIND DIR W N N NE S S W N N  
WIND CHAR GN LT GN LT LT GN GN LT LT  
AVG CLOUDS SC B2 B2 B2 SC FW SC FW FW SC SC B1 SC B1 B1 FW SC SC  
POP 12HR 10 50 0 0 5 30 5 5 5  
RAIN SHWRS S C S C C  
TSTMS S S S  
 
 
IAZ004-070900-  
ESTHERVILLE-EMMET IA  
43.40N 94.75W ELEV. 1315 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 34 63 37 71 45  
TEMP 50 42 39 36 37 52 58 62 62 49 43 39 40 56 66 70 68 54 49 46 47  
DEWPT 23 26 26 25 27 29 27 25 25 26 26 26 28 33 34 35 36 36 36 35 36  
RH 34 53 59 64 67 41 30 24 24 40 51 59 62 42 30 27 31 50 61 65 65  
WIND DIR NW NW S S W NW NW NW NW N E S S SW W NW NW W W SW SW  
WIND SPD 12 4 4 6 5 5 9 11 10 4 4 5 6 9 11 13 12 6 8 11 10  
CLOUDS B1 SC B1 B1 B1 CL CL FW CL SC SC SC B1 SC SC SC SC FW FW FW SC  
POP 12HR 0 0 5 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
WIND CHILL 30  
MIN CHILL 35 30 36 39 32 39 38  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 73 41 64 38 73 48 75 47 78  
TEMP 71 64 48 42 59 62 43 41 66 70 54 49 71 71 53 49 72 75  
DEWPT 41 42 35 32 32 31 31 31 37 40 41 43 46 44 42 43 45 43  
PWIND DIR W N N NE S S NW NW NW  
WIND CHAR GN GN GN LT GN GN BZ GN GN  
AVG CLOUDS SC B2 B2 B1 FW FW FW FW FW SC SC B1 B1 B1 B1 SC SC SC  
POP 12HR 20 20 0 0 10 30 5 10 10  
RAIN SHWRS S S C S S  
 
 
IAZ035-070900-  
FORT DODGE-WEBSTER IA  
42.55N 94.18W ELEV. 1165 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 36 66 38 72 45  
TEMP 53 44 39 36 39 53 60 65 65 51 45 40 40 57 67 71 70 57 50 46 48  
DEWPT 23 25 26 25 28 31 30 28 27 27 28 29 31 36 35 36 36 37 37 37 38  
RH 31 47 59 64 64 43 32 25 24 39 51 64 70 45 30 28 29 47 61 71 68  
WIND DIR NW W S S S SW W W NW SW E SE SE SW W W NW W W SW SW  
WIND SPD 10 2 3 4 4 5 4 6 6 2 3 2 3 4 5 8 8 4 4 5 5  
CLOUDS B1 FW SC B1 B2 SC FW FW FW SC B1 B2 B2 B1 SC SC SC SC FW FW FW  
POP 12HR 0 5 5 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 78 44 67 40 74 49 79 49 80  
TEMP 76 69 53 45 63 65 46 42 69 72 55 50 74 75 55 50 75 78  
DEWPT 42 45 40 35 34 32 32 33 39 42 43 45 48 45 43 45 46 45  
PWIND DIR W N N NE S S W N N  
WIND CHAR GN LT GN LT LT GN GN LT LT  
AVG CLOUDS SC B2 B2 B1 SC FW SC FW FW SC SC B1 SC B1 SC SC SC SC  
POP 12HR 20 30 0 5 10 30 5 5 5  
RAIN SHWRS S C C S  
TSTMS S S S  
 
 
IAZ094-070900-  
LAMONI-DECATUR IA  
40.63N 93.90W ELEV. 1125 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 37 69 44 70 47  
TEMP 55 46 42 39 40 56 64 67 67 56 51 46 47 58 66 69 68 57 52 49 48  
DEWPT 28 27 27 28 30 39 38 37 38 38 38 38 40 44 44 43 43 43 43 43 44  
RH 35 47 55 64 67 53 38 33 34 51 61 73 76 59 45 39 40 59 71 80 86  
WIND DIR NW W SW SW SW SW SW SW SW S S S SE S NW NW NW SW SW SW SW  
WIND SPD 8 3 3 5 8 14 17 16 10 5 4 4 3 4 5 8 5 4 5 6 6  
WIND GUST 26  
CLOUDS SC B2 SC FW FW FW FW SC FW SC B1 OV B1 B1 B1 B1 FW FW FW FW FW  
POP 12HR 0 0 10 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
WIND CHILL 34  
MIN CHILL 32 37  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 79 51 68 44 75 54 82 54 81  
TEMP 78 73 58 52 65 66 50 46 71 73 59 55 79 79 60 56 79 78  
DEWPT 45 49 50 46 40 38 37 38 44 46 46 48 52 51 48 49 50 49  
PWIND DIR SW N N N S S W N NE  
WIND CHAR GN GN GN LT LT GN GN LT GN  
AVG CLOUDS SC B1 OV B2 SC FW FW FW FW FW SC SC SC SC SC SC SC SC  
POP 12HR 5 70 5 0 5 20 5 5 5  
RAIN SHWRS L C S S  
TSTMS C S S S  
 
 
IAZ017-070900-  
MASON CITY-CERRO GORDO IA  
43.16N 93.33W ELEV. 1189 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 33 62 35 69 43  
TEMP 49 42 39 36 37 52 58 61 61 48 42 38 39 56 65 69 67 54 49 44 47  
DEWPT 24 26 26 26 27 30 29 27 27 27 27 28 29 34 33 34 36 36 36 36 36  
RH 37 53 59 67 67 43 33 27 27 44 55 67 67 43 30 27 32 50 61 73 65  
WIND DIR NW N S S S W NW NW NW NE E SE S SW W W NW W SW SW SW  
WIND SPD 11 2 2 4 4 4 9 11 8 3 3 3 3 4 8 11 8 4 5 8 6  
CLOUDS B1 SC SC B1 B1 FW FW FW FW FW SC SC SC SC SC SC SC FW FW FW FW  
POP 12HR 0 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 74 42 63 37 70 45 74 45 76  
TEMP 73 66 49 43 60 61 43 40 65 67 52 47 70 70 53 49 72 74  
DEWPT 41 43 38 32 32 31 31 31 37 40 41 42 47 46 43 43 46 45  
PWIND DIR W N N N SW SE W NW NW  
WIND CHAR GN LT GN LT LT GN GN LT GN  
AVG CLOUDS SC B1 B2 SC FW SC SC FW FW SC B1 B1 B1 B1 B1 SC SC SC  
POP 12HR 10 20 0 0 5 40 20 10 5  
RAIN SHWRS S C C S  
 
 
IAZ049-070900-  
MARSHALLTOWN-MARSHALL IA  
42.11N 92.91W ELEV. 972 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 34 63 37 69 44  
TEMP 52 43 38 36 38 52 58 62 63 50 46 39 40 56 65 68 67 54 49 45 47  
DEWPT 25 27 27 26 27 32 35 34 34 32 32 32 33 39 37 37 40 39 39 39 39  
RH 35 53 64 67 64 46 42 35 34 50 58 76 76 53 35 32 37 57 68 79 74  
WIND DIR NW W S S S SW W W NW SE SE SE SE S SW W SW SW SW SW SW  
WIND SPD 10 2 2 4 5 5 9 8 4 3 3 2 2 3 4 8 5 4 5 6 5  
CLOUDS SC FW FW B1 B2 B1 SC FW FW FW SC B1 B1 SC B1 SC FW FW FW FW FW  
POP 12HR 0 10 5 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 77 47 66 39 71 48 77 48 77  
TEMP 76 69 54 47 63 64 46 42 67 68 54 50 73 73 55 50 74 75  
DEWPT 44 47 44 38 36 35 33 34 40 43 43 44 50 49 45 45 48 48  
PWIND DIR W N N N SW S W N N  
WIND CHAR GN LT GN LT LT GN GN LT LT  
AVG CLOUDS FW B1 B2 B1 SC FW FW FW FW FW B1 B1 SC B1 SC SC SC SC  
POP 12HR 5 40 0 0 5 30 10 5 5  
RAIN SHWRS C C C C  
TSTMS S S  
 
 
IAZ086-070900-  
OTTUMWA-WAPELLO IA  
41.11N 92.45W ELEV. 836 FT  
518 PM CDT WED MAY 6 2026  
 
DATE 05/06/26 THU 05/07/26 FRI 05/08/26 SAT  
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 37 66 43 69 47  
TEMP 54 46 41 39 40 55 60 64 64 55 51 45 45 57 63 67 68 55 51 48 50  
DEWPT 25 29 29 29 31 36 39 39 40 39 39 39 40 44 43 42 43 43 43 43 45  
RH 32 51 62 67 70 49 46 40 41 55 63 79 82 62 48 40 40 64 74 83 83  
WIND DIR NW W S S S W W W SW SE SE S SW S W W W SW SW SW SW  
WIND SPD 9 3 4 5 6 12 12 11 8 5 5 4 4 4 5 8 5 5 6 8 8  
CLOUDS SC SC FW SC SC B1 B2 B1 B2 B1 SC B2 B1 B1 B1 B1 FW FW CL FW FW  
POP 12HR 0 20 0 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S  
 
DATE 05/09 SUN 05/10/26 MON 05/11/26 TUE 05/12/26 WED 05/13/26  
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 79 52 68 43 72 52 79 53 79  
TEMP 76 73 59 52 64 65 49 45 68 69 57 53 74 75 58 55 76 76  
DEWPT 46 49 50 46 40 38 36 38 42 46 45 48 53 52 49 49 51 51  
PWIND DIR SW NW N N SW S SW NW N  
WIND CHAR GN LT GN LT LT GN BZ GN GN  
AVG CLOUDS FW B1 B2 B2 B1 FW FW FW FW FW SC SC B1 SC SC SC SC SC  
POP 12HR 5 70 5 0 5 30 10 10 5  
RAIN SHWRS L L C C  
TSTMS S S S S  
 
 
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