049  
FOUS53 KDVN 160131  
PFMDVN  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
831 PM CDT SAT AUG 15 2026  
 
IAZ040-160900-  
INDEPENDENCE-BUCHANAN IA  
42.45N 91.93W ELEV. 977 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 69 80 61 80 63  
TEMP 74 71 70 71 75 77 79 76 68 65 63 61 70 77 80 77 68 66 65 64  
DEWPT 73 71 70 71 72 71 69 67 64 63 61 61 64 64 65 66 65 64 64 64  
RH 97100100100 90 82 72 74 87 93 93100 81 64 60 69 90 93 97100  
WIND DIR N W NW NW NW NW NW NW NW NW NW NW NW W W SW S S SW SW  
WIND SPD 4 4 6 8 11 13 13 11 9 8 6 4 3 5 6 3 4 6 6 6  
CLOUDS OV OV B1 B1 B1 SC SC SC CL FW SC FW FW FW FW FW SC B1 B2 B2  
POP 12HR 50 5 0 0 20  
QPF 12HR 0.16 0 0 0 0  
RAIN SHWRS C C S S  
TSTMS C S S S  
HEAT INDEX 81  
MAX HEAT 82  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 81 63 76 57 76 59 77 60 78  
TEMP 78 75 67 64 72 71 61 58 73 72 63 60 73 73 64 61 75 74  
DEWPT 71 69 67 63 65 63 59 58 62 63 61 60 66 66 64 61 67 67  
PWIND DIR SW NW N N S S SW SW W  
WIND CHAR GN LT GN LT LT LT GN LT LT  
AVG CLOUDS B1 B1 B2 B2 B2 SC SC SC B1 SC SC SC SC SC SC SC B1 FW  
POP 12HR 50 80 20 5 10 20 30 20 5  
RAIN SHWRS C D C S S S C C S S  
TSTMS C C  
 

 
IAZ042-160900-  
DUBUQUE-DUBUQUE IA  
42.41N 90.70W ELEV. 1072 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 71 82 62 80 64  
TEMP 74 72 71 72 76 79 80 77 71 67 64 63 72 77 79 77 69 66 65 65  
DEWPT 72 71 71 72 73 73 71 67 65 62 61 61 64 63 64 65 63 62 62 63  
RH 93 97100100 90 82 74 71 81 84 90 93 76 62 60 67 81 87 90 93  
WIND DIR S SW W W NW NW NW NW NW NW NW NW NW W W W SW SW SW SW  
WIND SPD 1 3 5 6 10 11 12 9 8 6 6 4 4 5 6 4 4 4 6 6  
CLOUDS OV B2 B2 B2 B2 B1 SC B1 FW CL FW CL FW FW CL CL FW SC B1 B1  
POP 12HR 50 10 0 0 10  
QPF 12HR 0.14 0 0 0 0  
RAIN SHWRS C C C  
TSTMS C C S  
HEAT INDEX 81  
MAX HEAT 85  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 81 64 76 58 76 59 76 61 78  
TEMP 77 76 69 65 72 73 63 60 72 72 63 61 72 73 64 62 74 75  
DEWPT 69 68 66 64 64 62 59 57 60 62 60 59 64 65 62 61 66 66  
PWIND DIR SW W N NW SE S SW SW W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B2 SC SC SC B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 50 80 20 10 10 10 20 20 10  
RAIN SHWRS C D L S S S S S S S  
TSTMS C C S S  
 

 
ILZ002-160900-  
FREEPORT-STEPHENSON IL  
42.25N 89.58W ELEV. 859 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 71 83 61 80 61  
TEMP 74 72 71 72 77 81 82 78 70 66 63 63 72 77 79 77 67 63 62 63  
DEWPT 74 72 71 72 75 75 74 70 67 63 61 61 65 64 64 66 63 62 62 63  
RH 100100100100 94 82 77 76 90 90 93 93 79 64 60 69 87 97100100  
WIND DIR S SW SW W NW NW NW NW NW NW NW N N NW W W SW SW SW SW  
WIND SPD 1 2 4 4 8 10 12 9 6 5 5 2 2 4 5 2 2 2 4 4  
CLOUDS B1 B2 B2 B2 B2 B2 SC SC FW SC FW FW FW FW FW CL FW SC SC B1  
POP 12HR 60 10 5 0 0  
QPF 12HR 0.33 0 0 0 0  
RAIN SHWRS C L C  
TSTMS S C S  
HEAT INDEX 87 88  
MAX HEAT 87 88  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 81 63 76 55 75 56 76 58 77  
TEMP 78 76 68 64 73 73 61 58 72 72 60 58 72 73 62 60 74 75  
DEWPT 70 70 67 64 66 64 59 57 60 63 59 58 64 65 62 60 66 67  
PWIND DIR SW W N N S SE S SW W  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 SC SC SC B1 SC SC SC SC SC SC SC SC  
POP 12HR 40 80 30 5 10 10 20 20 20  
RAIN SHWRS C L D C S S S S S  
TSTMS C C S S  
 

 
IAZ052-160900-  
CEDAR RAPIDS-LINN IA  
41.89N 91.70W ELEV. 862 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 71 82 62 81 64  
TEMP 77 72 72 71 75 78 80 76 70 67 64 62 71 77 80 78 69 67 66 65  
DEWPT 74 72 72 71 74 74 72 69 66 64 63 61 65 65 65 68 64 64 64 64  
RH 90100100100 97 88 77 79 87 90 97 97 81 67 60 71 84 90 93 97  
WIND DIR NW W W NW NW NW NW NW NW NW NW NW NW NW W SW S S SW SW  
WIND SPD 4 3 4 5 9 10 12 9 6 5 5 4 3 4 5 2 2 3 4 4  
CLOUDS B2 OV B2 B1 B1 B1 FW FW CL CL FW FW FW FW CL FW FW SC B1 B1  
POP 12HR 50 10 0 0 5  
QPF 12HR 0.29 0 0 0 0  
RAIN SHWRS C C S  
TSTMS C C S  
HEAT INDEX 84 82  
MAX HEAT 86 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 78 58 78 59 78 61 80  
TEMP 78 77 69 64 74 73 64 60 73 73 64 60 73 74 65 61 75 75  
DEWPT 72 71 68 64 67 66 61 59 63 65 62 60 67 68 64 61 68 69  
PWIND DIR SW NW N N S S S SW W  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B1 B1 SC B1 B1 B1 SC SC SC SC SC SC SC SC  
POP 12HR 50 80 20 5 5 20 20 20 20  
RAIN SHWRS C D L S S S S S S S  
TSTMS C C S  
 

 
IAZ064-160900-  
IOWA CITY-JOHNSON IA  
41.63N 91.54W ELEV. 668 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 83 64 82 65  
TEMP 77 74 73 72 77 80 82 78 72 69 66 64 72 78 81 79 71 68 67 66  
DEWPT 75 74 73 72 74 74 73 69 68 66 64 62 66 65 65 67 65 64 64 64  
RH 94100100100 90 82 74 74 87 90 93 93 81 64 58 67 81 87 90 93  
WIND DIR W W W NW NW NW NW NW NW NW NW NW NW NW W W S S SW SW  
WIND SPD 4 1 4 4 9 10 12 10 6 5 5 4 3 4 5 3 1 1 3 4  
CLOUDS B2 B2 B1 B1 B1 SC SC FW FW FW FW SC FW FW FW CL FW SC B1 B1  
POP 12HR 50 10 0 0 5  
QPF 12HR 0.47 0 0 0 0  
RAIN SHWRS C C C  
TSTMS C C C  
HEAT INDEX 82 87 83  
MAX HEAT 85 87 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 67 79 60 78 61 79 63 80  
TEMP 80 80 71 67 75 74 66 62 74 75 66 62 74 75 67 63 75 77  
DEWPT 71 71 69 67 68 66 63 60 63 64 63 62 67 67 65 63 68 69  
PWIND DIR SW N N N SE SE S SW W  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B1 B1 SC SC B1 B1 SC SC SC SC FW SC SC SC  
POP 12HR 30 80 30 5 5 20 20 20 20  
RAIN SHWRS C D D C S S S S S S S  
TSTMS C C S S  
 

 
IAZ054-160900-  
MAQUOKETA-JACKSON IA  
42.06N 90.67W ELEV. 769 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 70 84 61 81 62  
TEMP 75 71 70 71 77 81 81 77 70 66 63 63 72 78 80 78 68 64 63 64  
DEWPT 73 70 70 70 72 72 70 68 65 62 60 59 63 63 63 65 62 61 60 61  
RH 94 97100 97 85 74 69 74 84 87 90 87 73 60 56 64 81 90 90 90  
WIND DIR S W W W NW NW NW NW NW NW NW NW N NW W W SW SW SW SW  
WIND SPD 1 1 2 2 5 6 9 5 3 3 3 2 1 2 3 1 1 1 2 2  
CLOUDS B2 B2 B2 B2 B1 SC SC SC FW CL FW SC CL FW CL CL FW SC B1 B1  
POP 12HR 60 10 0 0 5  
QPF 12HR 0.52 0 0 0 0  
RAIN SHWRS C L C  
TSTMS C C C  
HEAT INDEX 85 85 82  
MAX HEAT 85 88 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 63 78 57 77 58 78 60 79  
TEMP 78 78 68 64 74 73 62 59 73 74 62 60 73 74 64 61 74 76  
DEWPT 68 68 65 63 64 63 59 56 60 61 59 58 63 64 61 60 65 66  
PWIND DIR SW W N N SE S SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 40 80 20 5 10 10 20 20 10  
RAIN SHWRS C D L S S S S S S  
TSTMS C C S S  
 

 
IAZ066-160900-  
CLINTON-CLINTON IA  
41.84N 90.34W ELEV. 708 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 84 63 82 63  
TEMP 77 74 72 72 78 81 83 79 71 68 65 64 72 78 81 78 69 65 64 65  
DEWPT 75 72 72 72 74 74 73 70 67 64 62 61 65 64 64 65 64 63 62 63  
RH 94 93100100 88 79 72 74 87 87 90 90 79 62 56 64 84 93 93 93  
WIND DIR SE W W W NW NW NW NW NW NW NW N N NW NW W SW SW SW SW  
WIND SPD 4 2 4 4 6 9 11 9 5 5 5 3 3 4 5 2 2 2 3 4  
CLOUDS B2 OV OV B2 B2 SC SC SC SC FW FW FW FW FW CL FW FW SC SC B1  
POP 12HR 70 10 5 0 5  
QPF 12HR 0.34 0 0 0 0  
RAIN SHWRS L L C  
TSTMS C C C  
HEAT INDEX 86 88 83  
MAX HEAT 86 89 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 65 78 59 77 59 78 61 79  
TEMP 78 79 70 66 74 75 64 60 73 74 64 60 73 74 65 62 74 76  
DEWPT 69 70 67 65 66 64 61 58 61 62 61 59 64 65 63 61 66 67  
PWIND DIR SW W N N SE SE S SW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 30 80 20 5 10 10 10 20 20  
RAIN SHWRS C L D S S S S S  
TSTMS C C C S  
 

 
ILZ009-160900-  
STERLING-WHITESIDE IL  
41.75N 89.67W ELEV. 648 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 85 62 81 61  
TEMP 77 74 73 74 79 83 83 79 72 68 64 64 73 78 80 78 68 65 63 62  
DEWPT 75 73 73 74 77 77 76 73 70 67 64 63 67 66 65 67 66 64 63 62  
RH 94 97100100 94 82 80 82 93 97100 97 81 67 60 69 93 97100100  
WIND DIR SE SW SW W W NW NW NW NW NW N N N NW NW W SW SW SW SW  
WIND SPD 3 1 4 4 6 9 10 8 5 4 4 3 2 4 5 1 1 1 1 2  
CLOUDS B1 B1 B2 B2 B2 B1 SC B1 SC FW FW FW FW FW CL CL FW FW SC B1  
POP 12HR 60 20 5 0 0  
QPF 12HR 0.39 0.01 0 0 0  
RAIN SHWRS C L C S S  
TSTMS C C C S  
HEAT INDEX 92 91 82  
MAX HEAT 92 94 82  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 78 57 77 58 77 60 78  
TEMP 79 78 69 66 74 74 63 59 73 74 62 59 73 74 64 61 74 76  
DEWPT 70 72 69 66 67 65 62 59 62 63 61 59 65 65 64 61 67 68  
PWIND DIR SW W N NE E SE S S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 SC SC SC SC SC SC SC SC SC FW FW SC SC  
POP 12HR 20 80 20 5 10 10 20 20 20  
RAIN SHWRS S L D S S S S S S  
TSTMS S C C S  
 

 
IAZ068-160900-  
DAVENPORT-SCOTT IA  
41.62N 90.58W ELEV. 753 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 83 63 81 64  
TEMP 78 74 73 72 77 80 81 78 71 68 65 63 71 77 80 78 69 66 65 65  
DEWPT 75 73 73 72 74 74 74 71 68 65 63 61 65 64 65 66 64 63 63 63  
RH 91 97100100 90 82 79 79 90 90 93 93 81 64 60 67 84 90 93 93  
WIND DIR SE W W W NW NW NW NW NW NW NW N N NW NW W SW SW SW SW  
WIND SPD 4 3 6 5 8 9 11 10 8 6 6 4 3 4 5 2 2 3 4 5  
CLOUDS B2 B2 B2 B2 B2 SC SC SC SC FW FW SC FW FW CL CL FW FW SC SC  
POP 12HR 70 20 5 0 0  
QPF 12HR 0.32 0 0 0 0  
RAIN SHWRS L L C  
TSTMS S C C  
HEAT INDEX 83 86 81  
MAX HEAT 88 85 87 82  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 78 59 77 60 77 62 79  
TEMP 78 79 70 66 74 74 64 61 72 74 64 61 72 74 64 64 74 76  
DEWPT 69 71 68 66 67 66 61 59 61 63 61 60 64 66 64 62 67 68  
PWIND DIR SW W N N NE SE S SW W  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 30 80 20 5 10 10 10 20 20  
RAIN SHWRS C L D S S S S  
TSTMS C C C S  
 

 
ILZ015-160900-  
MOLINE-ROCK ISLAND IL  
41.46N 90.52W ELEV. 590 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 85 65 82 65  
TEMP 79 76 74 74 79 82 84 80 73 70 67 66 73 78 81 79 71 67 66 66  
DEWPT 76 74 74 74 76 76 76 72 70 67 64 63 67 66 66 68 66 64 64 64  
RH 91 94100100 91 82 77 77 90 90 90 90 81 67 60 69 84 90 93 93  
WIND DIR SW W SW W NW NW NW NW NW NW NW N N NW NW W SW SW SW SW  
WIND SPD 1 3 4 4 6 9 10 9 5 4 4 3 3 4 5 3 2 2 3 4  
CLOUDS B2 B2 B2 B2 B2 SC SC B1 SC FW CL SC FW FW FW FW FW FW SC SC  
POP 12HR 70 20 5 0 0  
QPF 12HR 0.34 0 0 0 0  
RAIN SHWRS C L C S  
TSTMS S C C S  
HEAT INDEX 88 92 84 83  
MAX HEAT 91 89 93 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 67 79 61 78 61 78 63 80  
TEMP 79 80 71 68 75 76 65 63 73 75 65 62 73 76 66 64 75 77  
DEWPT 71 72 69 67 69 67 63 60 63 65 62 61 66 68 64 63 68 69  
PWIND DIR SW W N N NE SE S S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B1 B1 SC SC SC B1 SC SC SC SC FW SC SC SC  
POP 12HR 20 80 30 5 10 10 10 20 20  
RAIN SHWRS S L D C S S S  
TSTMS S C C S  
 

 
ILZ017-160900-  
PRINCETON-BUREAU IL  
41.37N 89.47W ELEV. 662 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 84 64 80 62  
TEMP 77 74 74 73 78 82 83 80 72 69 66 65 73 78 79 77 68 64 63 64  
DEWPT 74 72 72 72 75 75 75 72 69 66 64 63 66 65 64 66 64 62 61 62  
RH 90 93 93 97 91 79 77 77 90 90 93 93 79 64 60 69 87 93 93 93  
WIND DIR S SW W W W NW NW NW NW NW NW N N NW NW W SW SW SW SW  
WIND SPD 3 2 5 5 8 9 10 9 6 5 5 4 3 4 5 1 1 2 2 2  
CLOUDS B1 B2 OV B2 B2 B1 SC SC SC FW SC FW FW FW FW FW FW FW SC SC  
POP 12HR 60 20 5 0 0  
QPF 12HR 0.83 0.02 0 0 0  
RAIN SHWRS C L C S S  
TSTMS C C C S S  
HEAT INDEX 89 90 84  
MAX HEAT 89 90  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 66 77 59 75 59 76 61 77  
TEMP 79 79 70 67 74 74 63 61 72 73 61 61 73 73 63 63 74 75  
DEWPT 68 70 67 66 67 65 60 58 60 62 59 58 63 64 62 61 65 66  
PWIND DIR SW W N N E SE S S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC FW SC SC  
POP 12HR 10 70 30 5 10 10 20 20 20  
RAIN SHWRS L L C S S S S  
TSTMS C C S  
 

 
IAZ087-160900-  
FAIRFIELD-JEFFERSON IA  
41.05N 91.97W ELEV. 799 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 71 83 63 81 64  
TEMP 75 74 72 72 77 81 81 78 70 68 65 63 72 78 81 79 69 67 66 65  
DEWPT 75 74 72 72 77 78 77 74 70 67 65 63 68 69 68 71 67 65 64 64  
RH 100100100100100 91 88 88100 97100100 87 74 65 77 93 93 93 97  
WIND DIR W W W W NW NW NW NW NW NW NW NW NW NW NW SW S S S SW  
WIND SPD 10 3 4 4 6 8 11 9 5 5 5 4 3 3 4 0 1 2 4 4  
CLOUDS B2 OV OV B1 B1 SC FW SC FW CL FW FW CL FW CL FW FW SC SC B1  
POP 12HR 60 20 0 0 0  
QPF 12HR 0.19 0 0 0 0  
RAIN SHWRS C L C  
TSTMS C C C  
HEAT INDEX 89 88 84  
MAX HEAT 89 90 84  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 79 60 78 61 79 62 80  
TEMP 81 80 70 67 76 76 65 62 75 75 64 61 76 76 66 63 77 77  
DEWPT 74 75 70 67 72 71 65 62 67 69 64 61 70 72 66 63 72 73  
PWIND DIR SW N N NE E SE S S NW  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B2 B1 B1 SC B1 SC SC SC SC SC SC FW SC SC FW  
POP 12HR 20 80 30 5 5 20 20 20 5  
RAIN SHWRS S L D C S S S  
TSTMS S C S S  
 

 
IAZ089-160900-  
BURLINGTON-DES MOINES IA  
40.79N 91.12W ELEV. 698 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 84 65 81 64  
TEMP 78 75 73 73 78 81 83 79 73 70 67 66 73 78 80 79 70 67 65 66  
DEWPT 76 75 73 73 76 76 76 74 70 68 65 64 67 68 67 69 66 64 64 64  
RH 94100100100 94 85 80 85 90 93 93 93 81 71 65 72 87 90 97 93  
WIND DIR SW SW W W NW NW NW NW N N NW N N NW NW NW N S S S  
WIND SPD 3 3 5 4 6 8 9 8 6 5 5 5 4 4 5 1 0 1 1 4  
CLOUDS B2 OV OV B1 B1 B2 B2 SC FW FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 70 20 5 0 0  
QPF 12HR 0.91 0.01 0 0 0  
RAIN SHWRS C L C S S  
TSTMS C C C S S  
HEAT INDEX 87 90 82  
MAX HEAT 87 91 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 67 79 62 77 62 78 63 79  
TEMP 80 80 71 68 76 76 66 63 73 75 65 62 74 75 66 63 75 76  
DEWPT 71 74 69 67 71 70 65 62 65 67 62 61 68 69 65 62 69 71  
PWIND DIR SW NW N N E SE S SE NW  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS SC SC B1 B2 B2 B1 SC SC SC B1 SC SC SC SC FW SC SC SC  
POP 12HR 10 80 30 5 5 10 10 20 20  
RAIN SHWRS L D C S S S  
TSTMS C S S  
 

 
MOZ009-160900-  
MEMPHIS-SCOTLAND MO  
40.46N 92.17W ELEV. 813 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 71 84 64 82 64  
TEMP 77 74 72 73 78 82 83 79 72 69 66 65 74 79 81 80 70 66 65 66  
DEWPT 74 74 72 73 78 79 78 75 72 69 66 65 69 69 69 71 68 65 64 64  
RH 90100100100100 91 85 88100100100100 84 72 67 74 93 97 97 93  
WIND DIR SW S NW NW NW NW NW N N N NW NW N N NW N N N S SW  
WIND SPD 3 2 2 2 4 5 8 6 3 2 3 2 3 2 2 0 0 0 1 2  
WIND GUST 13  
CLOUDS B2 OV OV B1 B2 B1 B1 SC FW FW FW CL FW FW CL FW FW SC SC SC  
POP 12HR 60 30 5 0 0  
QPF 12HR 0.46 0.03 0 0 0  
RAIN SHWRS C L C S S  
TSTMS C C C S S  
HEAT INDEX 92 93 84 83  
MAX HEAT 92 93 85  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 86 67 80 61 79 61 80 62 81  
TEMP 82 82 71 68 78 77 66 63 76 76 65 62 77 77 66 63 78 78  
DEWPT 72 74 71 68 73 72 66 63 68 70 64 62 70 72 66 63 71 72  
PWIND DIR SW NE N NE E SE SE SE N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC B2 B2 B1 SC B1 SC SC SC SC SC SC FW SC SC SC  
POP 12HR 5 80 40 5 5 20 10 10 10  
RAIN SHWRS C D C S  
TSTMS C C S S  
 

 
IAZ099-160900-  
KEOKUK-LEE IA  
40.47N 91.43W ELEV. 671 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 85 66 81 65  
TEMP 78 77 74 75 79 83 84 79 73 70 67 66 74 79 81 79 71 68 67 66  
DEWPT 75 75 74 74 76 77 76 75 72 68 66 65 68 68 67 69 67 66 65 65  
RH 91 94100 97 91 82 77 88 97 93 97 97 82 69 63 72 87 93 93 97  
WIND DIR SW SE W W NW NW NW NW N N NW N N N NW N N S S S  
WIND SPD 2 2 4 3 5 6 9 8 5 4 5 4 4 4 4 1 0 1 1 3  
WIND GUST 12  
CLOUDS B2 B2 OV B1 B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 60 30 10 0 0  
QPF 12HR 0.14 0.03 0 0 0  
RAIN SHWRS C L C S C  
TSTMS C C C S C  
HEAT INDEX 91 93 80 83  
MAX HEAT 92 94 84  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 69 80 63 78 63 79 63 80  
TEMP 82 82 73 69 77 76 67 64 74 74 66 63 76 75 66 64 77 76  
DEWPT 71 73 70 69 72 70 66 63 66 67 63 63 68 69 65 64 69 70  
PWIND DIR SW NW N NE E SE SE SE N  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS SC SC SC B2 B2 B1 SC B1 SC SC SC SC SC SC FW SC SC SC  
POP 12HR 5 70 30 5 5 10 20 10 20  
RAIN SHWRS C L C S S  
TSTMS C C S  
 

 
ILZ035-160900-  
MACOMB-MCDONOUGH IL  
40.52N 90.65W ELEV. 707 FT  
831 PM CDT SAT AUG 15 2026  
 
DATE 08/15/26 SUN 08/16/26 MON 08/17/26 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 84 64 80 62  
TEMP 79 77 75 72 79 82 83 80 73 70 66 64 73 77 79 78 69 66 64 63  
DEWPT 78 76 74 72 77 78 78 76 72 70 66 64 69 69 69 70 67 64 63 63  
RH 97 97 97100 94 88 85 88 97100100100 87 76 72 76 93 93 97100  
WIND DIR SW N W W NW NW NW NW NW N N N N N NW N N N N N  
WIND SPD 2 0 2 1 2 5 8 6 4 2 2 2 2 2 2 0 0 0 0 0  
WIND GUST 14 12  
CLOUDS B2 B2 OV B2 B1 B1 B1 B1 SC FW SC FW FW FW FW FW FW SC FW SC  
POP 12HR 60 30 10 0 0  
QPF 12HR 0.27 0.06 0 0 0  
RAIN SHWRS L C S S  
TSTMS C C S S  
HEAT INDEX 81 91 93 86 80  
MAX HEAT 91 92 93 83  
 
DATE 08/18 WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26  
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 67 78 60 76 59 77 60 78  
TEMP 80 81 72 67 76 76 65 62 74 74 64 60 74 75 65 61 75 76  
DEWPT 72 74 69 67 72 71 65 62 66 68 62 60 68 70 65 61 70 71  
PWIND DIR SW S N N E E SE SE NW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC B2 B2 B1 SC SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 5 70 40 5 5 10 10 20 10  
RAIN SHWRS C L C S  
TSTMS C C S  
 

 
 
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