108  
FOUS53 KDVN 171826  
PFMDVN  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
126 PM CDT MON AUG 17 2026  
 
IAZ040-172100-  
INDEPENDENCE-BUCHANAN IA  
42.45N 91.93W ELEV. 977 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 63 77 61 77  
TEMP 79 75 67 66 64 66 70 73 75 74 68 66 63 62 68 74 77 74  
DEWPT 62 65 63 63 62 63 67 69 70 68 67 65 63 62 64 64 63 64  
RH 56 71 87 90 93 90 90 87 84 82 97 97100100 87 71 62 71  
WIND DIR W W SW SW SW S W SW W W NW NW N N N N N NE  
WIND SPD 6 3 5 4 5 6 10 10 9 6 4 3 4 4 4 3 4 3  
CLOUDS FW FW FW SC SC B1 B2 B1 SC SC SC B1 SC B1 SC SC SC SC  
POP 12HR 0 20 50 20 5  
QPF 12HR 0 0 0.21 0.04 0  
RAIN SHWRS C C C C S S  
TSTMS S S C C S S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 59 78 62 79 62 76 58 76  
TEMP 63 60 75 74 65 62 77 75 66 62 73 72 63 59 72 72  
DEWPT 60 59 63 65 63 62 69 68 65 62 64 63 60 58 62 63  
PWIND DIR E S S SW W NW N E  
WIND CHAR LT LT LT GN GN GN LT LT  
AVG CLOUDS SC SC SC FW FW SC B1 SC SC SC SC FW FW SC SC SC  
POP 12HR 0 10 30 30 50 20 0 5  
RAIN SHWRS S C S C C S S  
TSTMS S C S S S S  
 

 
IAZ042-172100-  
DUBUQUE-DUBUQUE IA  
42.41N 90.70W ELEV. 1072 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 63 76 62 77  
TEMP 78 75 68 66 64 66 71 73 74 74 69 67 65 63 69 74 77 74  
DEWPT 62 64 62 61 60 62 66 69 69 68 67 65 63 62 64 62 62 63  
RH 58 69 81 84 87 87 84 87 84 82 93 93 93 97 84 66 60 69  
WIND DIR NW W SW SW SW SW SW SW W W W NW NW N N N N N  
WIND SPD 8 5 4 4 5 8 11 10 9 5 4 3 4 4 4 4 4 3  
CLOUDS FW FW FW SC SC B1 B2 B2 B1 FW B1 SC SC B1 SC SC SC SC  
POP 12HR 0 10 50 30 5  
QPF 12HR 0 0 0.16 0.04 0  
RAIN SHWRS S C C C S S  
TSTMS S S C C S S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 59 78 62 78 63 77 59 75  
TEMP 63 60 75 73 65 62 76 75 67 63 73 72 64 60 72 72  
DEWPT 58 57 62 64 61 62 67 67 64 62 63 62 59 57 60 62  
PWIND DIR NE S S SW W NW N N  
WIND CHAR LT LT LT GN GN GN LT LT  
AVG CLOUDS SC SC FW FW FW SC SC SC SC SC SC FW FW FW SC SC  
POP 12HR 0 5 30 40 50 5 5 5  
RAIN SHWRS C S C C S  
TSTMS S S S S S  
 

 
ILZ002-172100-  
FREEPORT-STEPHENSON IL  
42.25N 89.58W ELEV. 859 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 79 59 77 60 78  
TEMP 77 75 67 64 60 63 72 75 74 73 68 66 63 62 70 75 77 74  
DEWPT 61 64 62 61 60 61 66 69 70 69 67 66 63 62 65 63 62 64  
RH 58 69 84 90100 93 81 82 87 87 97100100100 84 66 60 71  
WIND DIR NW NW SW SW SW SW SW W SW W W W NW N N N N N  
WIND SPD 6 3 3 2 3 5 9 11 10 6 3 2 2 2 2 3 3 2  
CLOUDS SC FW CL FW SC B1 B1 B2 B1 SC B1 SC SC B1 SC SC SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.14 0.08 0  
RAIN SHWRS C C C C C  
TSTMS C C C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 55 78 58 78 60 76 56 74  
TEMP 61 56 75 73 62 60 76 75 65 62 74 72 62 58 71 71  
DEWPT 59 56 61 64 60 60 67 68 64 61 64 64 59 57 60 62  
PWIND DIR NE S S SW W NW N N  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC SC SC FW FW SC SC  
POP 12HR 0 0 20 30 40 20 0 5  
RAIN SHWRS S S C C C S  
TSTMS S S S S  
 

 
IAZ052-172100-  
CEDAR RAPIDS-LINN IA  
41.89N 91.70W ELEV. 862 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 81 63 79 63 79  
TEMP 79 75 68 66 64 66 71 74 77 74 70 68 65 64 70 76 79 75  
DEWPT 63 65 63 63 62 63 67 70 70 71 68 67 65 64 66 66 66 66  
RH 58 71 84 90 93 90 87 87 79 90 93 97100100 87 71 64 74  
WIND DIR NW W SW SW S SW SW SW W W W NW N N NE NE N NE  
WIND SPD 6 3 2 2 4 5 9 10 9 5 3 2 3 3 4 4 4 3  
CLOUDS FW FW FW SC SC B1 B2 B2 SC SC B1 SC B1 B2 SC B1 SC SC  
POP 12HR 0 5 50 40 5  
QPF 12HR 0 0 0.30 0.05 0  
RAIN SHWRS C C C C S C  
TSTMS S S C C S S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 59 79 62 81 62 78 59 77  
TEMP 65 60 76 74 66 62 77 76 68 63 75 73 64 60 73 72  
DEWPT 62 60 64 66 63 62 69 70 66 63 65 65 61 59 63 65  
PWIND DIR NE SE S SW W NW N NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW SC SC SC SC SC FW FW FW SC SC B1  
POP 12HR 0 5 20 30 50 5 5 5  
RAIN SHWRS S S S C C S  
TSTMS S S S S S S  
 

 
IAZ064-172100-  
IOWA CITY-JOHNSON IA  
41.63N 91.54W ELEV. 668 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 82 64 79 65 79  
TEMP 80 77 70 67 65 66 73 75 78 76 72 70 67 65 71 76 79 76  
DEWPT 63 65 64 64 63 63 67 70 70 70 69 69 67 65 67 67 66 66  
RH 56 67 81 90 93 90 81 84 76 82 90 97100100 87 74 64 71  
WIND DIR NW W SW S S S SW SW W W W NW N N NE NE NE NE  
WIND SPD 8 4 1 1 3 5 9 10 9 6 2 1 1 1 4 4 5 4  
CLOUDS FW FW FW FW SC B1 B2 B2 SC SC B1 FW B1 B2 B1 SC SC SC  
POP 12HR 0 5 50 50 5  
QPF 12HR 0 0 0.35 0.05 0  
RAIN SHWRS S C C C C C S  
TSTMS S S C C C S S  
HEAT INDEX 81  
MAX HEAT 81  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 61 80 63 82 64 79 61 77  
TEMP 66 62 77 75 68 64 78 77 69 64 77 75 66 61 74 73  
DEWPT 63 61 64 66 64 64 69 70 67 64 66 65 62 60 64 64  
PWIND DIR NE SE S SW W NW N NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC FW FW FW SC SC SC  
POP 12HR 5 5 20 30 50 5 5 5  
RAIN SHWRS S S C C S  
TSTMS S S S S S  
 

 
IAZ054-172100-  
MAQUOKETA-JACKSON IA  
42.06N 90.67W ELEV. 769 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 81 61 78 62 79  
TEMP 79 75 67 64 62 64 72 74 76 74 69 66 64 64 69 76 78 75  
DEWPT 62 63 62 61 60 61 65 68 69 67 66 64 62 62 63 63 62 63  
RH 56 66 84 90 93 90 79 82 79 79 90 93 93 93 81 64 58 66  
WIND DIR NW W W SW SW SW SW SW W W W NW NW N NE N N NE  
WIND SPD 5 3 2 1 1 3 5 8 8 3 1 1 1 1 2 2 2 1  
CLOUDS FW FW FW FW SC B1 B1 B2 SC SC B1 SC B2 B2 SC SC SC SC  
POP 12HR 0 5 50 40 5  
QPF 12HR 0 0 0.09 0.04 0  
RAIN SHWRS S C C C S C  
TSTMS S C C S S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 58 79 60 80 62 78 58 77  
TEMP 63 59 76 75 64 61 76 75 66 62 75 74 63 60 73 73  
DEWPT 58 56 61 63 60 60 66 67 63 60 62 62 58 56 60 61  
PWIND DIR NE SE S SW W NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC SC FW FW FW SC B1  
POP 12HR 0 5 20 40 50 10 5 5  
RAIN SHWRS S S C C S  
TSTMS S S S S  
 

 
IAZ066-172100-  
CLINTON-CLINTON IA  
41.84N 90.34W ELEV. 708 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 81 61 78 63 79  
TEMP 78 75 68 65 62 64 72 75 76 76 70 68 65 64 70 76 78 76  
DEWPT 63 65 63 62 61 61 66 69 70 69 68 67 65 64 65 65 64 64  
RH 60 71 84 90 97 90 81 82 82 79 93 97100100 84 69 62 66  
WIND DIR NW W W SW SW S SW SW SW SW W W NW N N N N NE  
WIND SPD 6 4 3 2 2 4 8 10 10 5 3 2 3 3 4 3 4 2  
CLOUDS SC FW CL FW SC B1 B2 B2 SC FW B2 SC SC B1 B1 SC SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.10 0.09 0  
RAIN SHWRS S C C C C S  
TSTMS S C C C C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 59 79 61 80 62 78 59 77  
TEMP 64 60 76 75 66 62 77 76 67 63 75 75 64 61 73 74  
DEWPT 61 58 61 64 61 60 66 68 65 62 64 63 60 58 61 62  
PWIND DIR NE SE S SW W NW N N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC SC FW FW FW SC SC  
POP 12HR 0 0 20 30 40 20 5 5  
RAIN SHWRS S S C C S S  
TSTMS S S S S S  
 

 
ILZ009-172100-  
STERLING-WHITESIDE IL  
41.75N 89.67W ELEV. 648 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 59 78 63 78  
TEMP 79 75 68 64 60 63 73 76 76 75 70 68 65 65 70 76 78 75  
DEWPT 63 66 64 63 60 62 67 69 70 70 70 68 65 65 67 65 64 65  
RH 58 74 87 97100 97 81 79 82 84100100100100 90 69 62 71  
WIND DIR NW NW W SW SW SW SW W SW SW SW W NW N N N N N  
WIND SPD 6 2 1 1 1 3 6 10 9 5 3 1 1 1 3 4 3 1  
CLOUDS SC FW FW FW FW B1 B1 OV B1 SC SC SC SC B1 B1 SC SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.08 0.11 0  
RAIN SHWRS C C C C C  
TSTMS S C C C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 57 79 59 79 62 78 58 74  
TEMP 63 58 76 74 64 61 76 76 66 63 75 74 63 59 72 72  
DEWPT 62 58 63 64 62 61 67 69 66 63 66 64 62 59 62 63  
PWIND DIR NE SE S SW W NW N N  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC SC SC FW FW SC SC  
POP 12HR 0 0 20 20 40 20 0 5  
RAIN SHWRS S S S C C S  
TSTMS S S S S  
 

 
IAZ068-172100-  
DAVENPORT-SCOTT IA  
41.62N 90.58W ELEV. 753 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 62 78 64 78  
TEMP 79 76 68 65 63 65 72 74 76 76 70 68 66 65 70 75 78 75  
DEWPT 63 65 63 62 62 61 66 68 70 70 69 67 66 65 66 65 65 66  
RH 58 69 84 90 97 87 81 82 82 82 97 97100100 87 71 64 74  
WIND DIR NW W W SW SW SW SW SW W SW W W NW N NE NE N NE  
WIND SPD 6 3 2 2 3 5 8 11 10 6 4 3 3 3 4 4 4 3  
CLOUDS SC FW CL FW SC B1 B2 B2 B1 SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.11 0.06 0  
RAIN SHWRS S C C S C S  
TSTMS C C S C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 60 79 62 79 63 78 60 76  
TEMP 64 61 76 75 66 63 76 76 68 64 75 74 64 61 73 72  
DEWPT 61 59 62 64 62 62 66 68 66 63 65 65 61 59 62 63  
PWIND DIR NE SE S SW W NW N NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC FW FW FW FW SC SC  
POP 12HR 0 0 20 20 50 20 5 5  
RAIN SHWRS S S S C C S  
TSTMS S S S S S  
 

 
ILZ015-172100-  
MOLINE-ROCK ISLAND IL  
41.46N 90.52W ELEV. 590 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 82 64 79 66 80  
TEMP 80 77 70 67 65 66 74 76 78 77 72 70 68 67 71 76 80 76  
DEWPT 65 66 64 63 62 62 67 69 70 71 70 69 67 66 68 67 67 67  
RH 60 69 81 87 90 87 79 79 76 82 93 97 97 97 90 74 65 74  
WIND DIR NW W W SW SW SW SW SW SW SW SW W NW N NE NE N NE  
WIND SPD 6 3 2 1 2 4 8 10 9 5 3 2 2 2 4 4 4 3  
CLOUDS SC FW CL FW SC B1 B1 B2 B2 SC B1 SC B1 B1 B1 B1 SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.08 0.07 0  
RAIN SHWRS S C C S C C  
TSTMS S C S C S  
HEAT INDEX 82 81  
MAX HEAT 82 82  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 62 80 63 81 65 79 62 77  
TEMP 66 63 77 76 67 64 78 77 69 65 76 76 66 63 73 74  
DEWPT 63 61 64 66 63 62 68 70 67 65 67 66 62 60 64 65  
PWIND DIR NE SE S SW W NW N N  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW FW SC SC SC FW FW FW FW SC SC  
POP 12HR 0 0 20 20 40 20 5 5  
RAIN SHWRS S S S C C S  
TSTMS S S S S S  
 

 
ILZ017-172100-  
PRINCETON-BUREAU IL  
41.37N 89.47W ELEV. 662 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 79 61 79 65 78  
TEMP 78 75 67 64 62 64 73 76 77 75 70 68 67 66 70 75 78 75  
DEWPT 62 65 63 62 61 61 66 68 70 69 68 67 66 65 66 65 65 65  
RH 58 71 87 93 97 90 79 76 79 82 93 97 97 97 87 71 64 71  
WIND DIR NW NW W W SW SW SW W SW SW SW W NW N N N N N  
WIND SPD 6 3 2 1 2 3 6 10 9 5 4 3 3 2 3 3 3 2  
CLOUDS SC FW FW FW FW B1 B1 B1 B2 SC SC B1 B1 SC B1 B1 B1 SC  
POP 12HR 0 0 40 50 5  
QPF 12HR 0 0 0.03 0.14 0  
RAIN SHWRS C S C C S  
TSTMS C S C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 59 78 60 79 63 77 59 74  
TEMP 64 60 75 73 64 62 76 75 67 64 75 74 64 61 72 71  
DEWPT 60 59 61 63 59 60 66 67 64 63 65 64 60 58 61 62  
PWIND DIR NE E S SW W NW NW N  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC SC SC FW FW SC SC  
POP 12HR 0 0 20 20 40 20 5 5  
RAIN SHWRS S S S C C S S  
TSTMS S S S S S  
 

 
IAZ087-172100-  
FAIRFIELD-JEFFERSON IA  
41.05N 91.97W ELEV. 799 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 63 80 65 79  
TEMP 79 76 68 66 64 66 73 76 78 77 71 69 67 67 71 76 79 77  
DEWPT 65 68 65 64 63 64 69 70 70 74 71 69 67 67 71 72 72 72  
RH 62 76 90 93 97 93 87 82 76 90100100100100100 87 79 85  
WIND DIR NW NW SW S S SW SW SW W SW SW N N N NE NE NE NE  
WIND SPD 6 2 1 2 4 5 8 9 8 4 3 3 3 3 4 4 4 3  
CLOUDS FW FW FW FW SC SC B2 B2 B2 SC B1 B2 B2 B2 SC B1 SC SC  
POP 12HR 0 0 50 50 5  
QPF 12HR 0 0 0.17 0.14 0  
RAIN SHWRS C C C C C C C S  
TSTMS S C C S S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 61 79 62 81 64 78 60 77  
TEMP 66 62 77 76 66 63 78 78 68 65 77 75 64 61 76 74  
DEWPT 65 62 69 71 65 63 73 74 68 65 70 70 63 61 68 70  
PWIND DIR NE E S SW W NW N NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC FW SC SC FW FW FW SC SC SC  
POP 12HR 5 5 20 20 40 5 5 10  
RAIN SHWRS S S S C C  
TSTMS S S S S S  
 

 
IAZ089-172100-  
BURLINGTON-DES MOINES IA  
40.79N 91.12W ELEV. 698 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 80 63 80 66 79  
TEMP 79 76 69 66 64 66 73 76 78 78 72 70 68 67 72 76 79 76  
DEWPT 66 67 65 63 63 63 67 70 70 72 71 69 68 67 69 70 70 70  
RH 64 74 87 90 97 90 81 82 76 82 97 97100100 90 82 74 82  
WIND DIR NW NW W SW SW SW SW SW SW SW SW NW N N NE NE NE NE  
WIND SPD 6 2 1 1 3 5 6 9 9 4 2 2 3 3 5 5 5 3  
CLOUDS FW FW FW FW FW B1 B1 B2 B2 SC SC B1 B2 B2 SC B1 B1 SC  
POP 12HR 0 0 40 50 10  
QPF 12HR 0 0 0.08 0.18 0  
RAIN SHWRS C S C S C C C  
TSTMS C S C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 62 79 63 81 64 79 61 77  
TEMP 67 63 76 75 67 63 78 78 69 65 76 75 65 62 75 74  
DEWPT 65 63 67 68 64 63 70 72 67 64 68 68 63 61 66 67  
PWIND DIR NE E SE SW W NW N NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC SC FW FW FW FW SC SC SC SC FW SC FW FW SC SC  
POP 12HR 5 5 20 20 50 20 5 5  
RAIN SHWRS S S S C C S  
TSTMS S S S S S S  
 

 
MOZ009-172100-  
MEMPHIS-SCOTLAND MO  
40.46N 92.17W ELEV. 813 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 81 63 81 66 80  
TEMP 80 77 69 66 64 66 74 77 80 79 72 70 68 68 73 77 79 77  
DEWPT 65 68 66 65 63 64 69 70 70 75 72 70 68 68 72 73 73 73  
RH 60 74 90 97 97 93 84 79 72 88100100100100 97 87 82 87  
WIND DIR NW N S S S S SW SW SW W E N N N NE NE NE NE  
WIND SPD 5 1 1 1 1 3 5 6 5 1 1 1 1 1 3 3 4 2  
CLOUDS FW FW CL FW SC SC B1 B2 B2 SC B1 B2 OV B2 B1 B1 SC SC  
POP 12HR 0 0 50 50 20  
QPF 12HR 0 0 0.03 0.18 0  
RAIN SHWRS S C C S C C C C S S  
TSTMS S C S C S S  
HEAT INDEX 82 81  
MAX HEAT 82 83  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 62 80 63 82 64 80 61 79  
TEMP 67 63 77 77 67 64 80 78 69 65 78 76 64 63 77 76  
DEWPT 67 63 70 72 66 64 72 74 69 65 71 71 64 62 68 70  
PWIND DIR NE E S SW SW NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 SC FW FW FW SC SC FW SC FW FW CL SC SC SC  
POP 12HR 10 5 20 20 40 5 5 10  
RAIN SHWRS S S S C C  
TSTMS S S S C  
 

 
IAZ099-172100-  
KEOKUK-LEE IA  
40.47N 91.43W ELEV. 671 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 81 64 80 67 80  
TEMP 79 77 69 67 65 66 74 78 79 78 72 70 69 69 73 77 79 76  
DEWPT 65 68 65 64 63 64 68 70 70 73 71 70 69 69 70 71 71 71  
RH 62 74 87 90 93 93 82 76 74 85 97100100100 90 82 77 85  
WIND DIR NW NW N S S S SW SW SW W S NW N N NE NE NE NE  
WIND SPD 6 2 0 1 2 4 6 8 8 2 2 2 3 3 5 5 5 3  
CLOUDS FW FW FW FW SC SC B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 0 0 30 50 10  
QPF 12HR 0 0 0.05 0.24 0  
RAIN SHWRS C S C C C  
TSTMS S C C S  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 64 80 63 82 65 80 63 79  
TEMP 68 64 77 75 67 64 79 78 69 66 78 76 65 63 76 74  
DEWPT 66 64 68 69 65 64 70 72 67 66 69 69 63 62 66 67  
PWIND DIR NE E SE SW SW NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 SC FW FW FW FW FW SC SC SC FW FW FW SC SC  
POP 12HR 10 5 20 20 30 10 5 10  
RAIN SHWRS S S C C  
TSTMS S S  
 

 
ILZ035-172100-  
MACOMB-MCDONOUGH IL  
40.52N 90.65W ELEV. 707 FT  
126 PM CDT MON AUG 17 2026  
 
DATE MON 08/17/26 TUE 08/18/26 WED 08/19/26  
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 79 61 80 65 78  
TEMP 78 75 68 65 62 63 73 77 79 78 71 69 67 67 72 76 78 76  
DEWPT 66 68 65 63 62 62 68 70 70 73 71 69 67 67 71 72 72 71  
RH 67 79 90 93100 97 84 79 74 85100100100100 97 87 82 85  
WIND DIR NW NW W N SW SW SW SW SW SW SW W N N NE NE NE NE  
WIND SPD 6 2 1 0 1 2 4 6 5 1 1 1 1 1 2 2 2 1  
CLOUDS SC FW FW FW FW SC SC B1 B2 B2 B1 SC B2 B2 B1 B1 B1 SC  
POP 12HR 0 0 30 50 10  
QPF 12HR 0 0 0.02 0.20 0  
RAIN SHWRS C C C  
TSTMS C C  
 
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26  
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 61 78 60 80 63 78 59 77  
TEMP 66 62 75 75 65 61 77 77 68 64 76 75 65 61 74 74  
DEWPT 65 62 68 69 64 61 70 72 67 64 70 69 63 61 66 68  
PWIND DIR NE E N SW W NW NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 FW FW FW FW FW FW FW SC SC FW CL FW FW SC  
POP 12HR 5 5 10 20 30 20 5 5  
RAIN SHWRS S S C C S S  
TSTMS S S S S  
 

 
 
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