135  
FOUS53 KDVN 262211  
PFMDVN  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
511 PM CDT WED AUG 26 2026  
 
IAZ040-270900-  
INDEPENDENCE-BUCHANAN IA  
42.45N 91.93W ELEV. 977 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 59 80 57 82 64  
TEMP 74 68 63 61 60 72 78 80 76 65 61 58 57 71 79 82 77 68 65 64 64  
DEWPT 64 63 62 61 60 64 61 60 63 62 60 58 57 63 61 62 65 62 61 60 60  
RH 71 84 97100100 76 56 51 64 90 97100100 76 54 51 67 81 87 87 87  
WIND DIR NW NW NW NW NW N NW NW NW NW W W N S SW SW S S S S S  
WIND SPD 9 8 6 6 5 5 9 9 4 4 3 2 1 1 5 5 3 6 9 11 12  
CLOUDS SC CL FW SC FW FW CL FW FW FW CL CL FW CL CL FW SC SC B1 B1 B2  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS C  
HEAT INDEX 81 83  
MAX HEAT 81 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 69 91 72 91 69 88 68 87  
TEMP 77 78 72 70 86 86 76 73 86 85 75 70 85 83 72 68 83 83  
DEWPT 65 66 63 63 72 72 67 67 72 72 68 66 70 71 67 67 72 71  
PWIND DIR S S S S SW SW W E SE  
WIND CHAR BZ BZ BZ BZ GN LT LT LT GN  
AVG CLOUDS B2 SC SC SC B1 SC SC B1 B1 SC SC B1 B1 SC SC B1 B1 SC  
POP 12HR 30 20 20 40 30 30 20 40 20  
RAIN SHWRS C S S S S C C C S C S S C S  
TSTMS S S S S C C S S C S S C S  
 
 
IAZ042-270900-  
DUBUQUE-DUBUQUE IA  
42.41N 90.70W ELEV. 1072 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 80 59 81 63  
TEMP 75 69 66 63 62 72 77 80 75 66 63 60 59 72 79 81 76 67 65 64 63  
DEWPT 64 63 61 60 60 63 61 60 62 60 58 57 58 62 61 61 64 61 59 59 59  
RH 69 81 84 90 93 73 58 51 64 81 84 90 96 71 54 51 66 81 81 84 87  
WIND DIR NW NW NW NW NW N N NW NW W W W N SW SW SW S S S S S  
WIND SPD 9 6 5 5 5 6 9 8 3 2 1 1 0 1 5 4 3 4 5 8 10  
CLOUDS SC FW CL CL FW FW FW FW CL CL CL CL FW CL CL CL FW SC SC B1 B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS S  
HEAT INDEX 80 82  
MAX HEAT 81 82  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 67 88 71 89 70 87 68 86  
TEMP 76 77 70 68 82 83 75 71 84 83 75 70 83 82 72 68 82 82  
DEWPT 64 64 62 62 70 70 65 65 71 71 67 67 70 70 66 66 71 70  
PWIND DIR S S S S SW SW W NE S  
WIND CHAR GN BZ BZ GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC B1 B1 SC SC SC B2 SC SC SC B1 SC SC SC B1 SC  
POP 12HR 20 50 40 50 30 40 20 30 30  
RAIN SHWRS S C C C C C C S C S C C  
TSTMS C C C C C C S C S C S  
 
 
ILZ002-270900-  
FREEPORT-STEPHENSON IL  
42.25N 89.58W ELEV. 859 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 60 80 57 81 60  
TEMP 75 68 64 61 60 72 77 80 76 64 61 58 57 72 78 81 77 65 63 61 61  
DEWPT 65 64 62 60 60 65 62 61 63 61 59 58 57 64 61 60 64 61 60 58 59  
RH 71 87 93 97100 79 60 52 64 90 93100100 76 56 49 64 87 90 90 93  
WIND DIR NW W NW NW NW N NW NW NW NW NW SW SW SW SW SW S S S S S  
WIND SPD 8 5 3 4 3 4 8 8 2 1 1 1 0 2 2 3 2 3 4 6 5  
CLOUDS SC CL CL FW FW FW FW FW FW FW CL FW SC CL FW FW FW FW SC SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 81 82  
MAX HEAT 81 82  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 65 86 70 89 70 87 67 86  
TEMP 77 77 68 65 81 82 73 70 84 83 74 70 84 82 71 68 83 82  
DEWPT 63 65 62 61 69 71 65 64 71 73 68 67 71 72 66 66 71 72  
PWIND DIR S S S S SW SW SW E S  
WIND CHAR GN GN BZ BZ GN GN LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 SC SC SC SC SC B1 B1  
POP 12HR 10 50 30 40 20 40 20 30 30  
RAIN SHWRS C C C C C S S C S C C S  
TSTMS S C C S C S S C S S S S  
 
 
IAZ052-270900-  
CEDAR RAPIDS-LINN IA  
41.89N 91.70W ELEV. 862 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 61 82 58 83 64  
TEMP 77 69 65 63 61 72 78 80 77 67 63 60 58 72 80 83 78 69 66 65 64  
DEWPT 65 64 63 61 60 64 63 61 64 62 61 60 58 63 62 61 64 62 60 59 59  
RH 67 84 93 93 97 76 60 52 64 84 93100100 73 54 47 62 78 81 81 84  
WIND DIR NW NW NW NW NW N N N N N SW W NW S S S S S S S S  
WIND SPD 8 5 4 5 4 4 8 8 4 2 2 2 1 1 3 4 3 4 6 8 9  
CLOUDS SC CL FW FW CL FW FW CL CL FW FW CL FW CL CL CL FW FW SC B1 B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS S  
HEAT INDEX 81 81 84  
MAX HEAT 81 82 81 84  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 69 95 73 94 71 90 69 90  
TEMP 78 80 72 70 88 89 78 74 88 88 76 71 85 85 73 69 85 84  
DEWPT 65 66 62 62 70 71 65 65 71 72 68 67 71 71 67 67 72 72  
PWIND DIR S S S S SW SW W E S  
WIND CHAR GN BZ BZ GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC B1 SC SC SC B1 B1 SC SC SC SC FW SC B1 SC  
POP 12HR 20 20 20 30 20 30 20 40 20  
RAIN SHWRS S S S S C S C S S C S  
TSTMS S S S C S C S S C S  
 
 
IAZ064-270900-  
IOWA CITY-JOHNSON IA  
41.63N 91.54W ELEV. 668 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 83 59 84 64  
TEMP 78 71 67 64 62 73 80 82 79 69 64 61 59 73 81 84 80 70 67 66 64  
DEWPT 65 65 64 63 62 65 62 61 62 63 62 61 59 64 62 60 63 63 61 61 60  
RH 64 81 90 97100 76 54 49 56 81 93100100 73 53 44 56 78 81 84 87  
WIND DIR NW NW NW NW NW N N N N N NW W N S S S S S S S S  
WIND SPD 9 5 4 4 4 5 9 9 5 1 1 1 0 1 3 4 4 4 5 6 8  
CLOUDS SC CL FW FW FW FW FW CL CL FW FW FW FW CL CL CL FW FW SC SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS S  
HEAT INDEX 80 83 82 84 80  
MAX HEAT 82 81 83 82 84  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 70 96 74 95 72 91 70 91  
TEMP 80 82 73 70 90 91 80 74 91 90 77 72 87 87 75 71 87 87  
DEWPT 65 64 63 63 69 70 66 66 70 71 69 68 70 71 69 68 71 71  
PWIND DIR S S S S SW S SW SE S  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC FW SC SC B1 SC  
POP 12HR 20 30 20 30 20 30 20 40 20  
RAIN SHWRS S C S S C S S C S S C S  
TSTMS C S S S S S C S S S S  
 
 
IAZ054-270900-  
MAQUOKETA-JACKSON IA  
42.06N 90.67W ELEV. 769 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 60 82 56 83 62  
TEMP 76 68 64 62 60 72 78 80 76 65 61 58 57 72 80 82 77 67 63 62 62  
DEWPT 64 62 61 59 58 62 60 60 62 59 58 56 56 62 60 59 63 60 58 57 57  
RH 66 81 90 90 93 71 54 51 62 81 90 93 96 71 51 46 62 78 84 84 84  
WIND DIR NW NW NW NW NW N N NW NW NW N N N SW SW SW S S S S S  
WIND SPD 5 3 2 2 2 3 4 5 2 1 0 0 0 1 2 2 1 1 2 3 3  
CLOUDS SC CL CL FW FW CL FW FW CL CL CL FW FW CL CL FW FW FW SC SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 80 81 82  
MAX HEAT 83 82 81 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 67 90 71 91 70 89 68 88  
TEMP 77 79 69 67 84 84 76 71 85 85 75 70 84 83 71 68 84 82  
DEWPT 63 63 60 60 68 69 63 63 69 70 66 64 68 69 65 64 69 70  
PWIND DIR S S S S SW SW W E S  
WIND CHAR LT GN GN LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC B1 SC  
POP 12HR 10 40 30 30 20 40 20 30 30  
RAIN SHWRS C C C S C S C S S C C  
TSTMS C C C S C S C S S C S  
 
 
IAZ066-270900-  
CLINTON-CLINTON IA  
41.84N 90.34W ELEV. 708 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 82 58 83 63  
TEMP 78 69 66 63 62 73 78 80 78 66 62 59 58 72 80 83 79 68 64 63 63  
DEWPT 64 64 63 61 60 63 61 61 62 61 60 58 57 62 60 59 63 61 60 59 58  
RH 62 84 90 93 93 71 56 52 58 84 93 96 96 71 51 44 58 78 87 87 84  
WIND DIR NW NW NW NW NW N NW NW NW NW NW NW NW SW SW SW S S S S S  
WIND SPD 8 5 4 4 3 4 6 8 3 2 1 1 1 2 3 3 2 3 4 5 5  
CLOUDS SC CL CL FW FW CL FW FW FW CL CL CL FW CL CL FW FW FW SC SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 81 81 83  
MAX HEAT 82 82 82 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 68 91 72 93 72 90 69 90  
TEMP 79 79 71 68 85 87 77 73 87 87 76 72 85 85 74 70 85 85  
DEWPT 62 63 61 60 68 69 64 63 69 71 67 66 70 71 67 66 70 72  
PWIND DIR S S S S SW SW W E S  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC B1 SC SC B1 SC SC SC SC SC SC SC B1 SC  
POP 12HR 10 40 20 30 20 30 20 30 30  
RAIN SHWRS S C S S C S C S S C C  
TSTMS S C S S S S C S S C S  
 
 
ILZ009-270900-  
STERLING-WHITESIDE IL  
41.75N 89.67W ELEV. 648 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 61 82 58 83 60  
TEMP 77 69 65 63 62 73 80 81 77 66 62 59 59 73 80 82 78 67 63 61 61  
DEWPT 67 67 65 63 62 66 63 62 64 63 62 59 59 64 62 60 64 63 62 60 60  
RH 71 93100100100 79 56 53 64 90100100100 73 54 47 62 87 97 97 97  
WIND DIR NW NW NW NW NW N NW N NW N N N N SW SW SW S SE S S S  
WIND SPD 6 3 3 3 2 3 6 6 3 0 0 0 0 1 3 3 1 2 3 4 4  
CLOUDS SC FW CL FW FW FW FW SC SC FW FW CL FW CL FW FW FW FW FW SC SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS  
HEAT INDEX 81 82 81 83  
MAX HEAT 83 82 82 82 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 89 71 91 71 90 69 89  
TEMP 79 78 69 67 84 84 75 71 87 85 75 72 86 85 73 70 86 84  
DEWPT 63 65 63 62 69 71 66 64 71 73 69 68 72 73 69 68 73 73  
PWIND DIR S S S S SW SW SW SE S  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC B1 B1 SC SC B1 SC SC SC SC SC SC SC B1 SC  
POP 12HR 5 30 20 30 10 30 20 30 20  
RAIN SHWRS C S S C C S C S S  
TSTMS C S S S C S S S S  
 
 
IAZ068-270900-  
DAVENPORT-SCOTT IA  
41.62N 90.58W ELEV. 753 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 82 58 83 63  
TEMP 77 69 66 63 62 73 78 80 77 66 62 59 59 73 80 82 78 68 65 64 63  
DEWPT 65 65 63 61 60 63 62 61 62 62 60 59 58 62 60 60 63 62 60 59 59  
RH 67 87 90 93 93 71 58 52 60 87 93100 96 68 51 47 60 81 84 84 87  
WIND DIR NW NW NW NW NW N N N N N NW W W SW SW SW S S S S S  
WIND SPD 9 6 5 5 4 4 8 9 4 2 1 1 1 1 3 3 2 3 5 6 8  
CLOUDS SC CL CL FW FW FW SC FW CL CL CL CL FW CL CL CL FW FW FW SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 81 81 82  
MAX HEAT 82 82 81 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 68 92 73 92 72 90 70 89  
TEMP 78 79 71 69 85 87 78 73 87 87 77 72 85 85 74 71 84 85  
DEWPT 63 64 61 60 67 69 64 63 69 70 67 66 69 70 67 67 70 71  
PWIND DIR S S S S SW SW SW S S  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC SC SC B1 SC SC SC SC FW SC SC SC SC  
POP 12HR 10 30 10 20 10 30 20 30 20  
RAIN SHWRS C S C S C S  
TSTMS C S C S S S  
 
 
ILZ015-270900-  
MOLINE-ROCK ISLAND IL  
41.46N 90.52W ELEV. 590 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 63 84 60 85 64  
TEMP 79 71 68 65 63 75 80 82 79 68 64 61 60 74 82 84 80 69 66 65 64  
DEWPT 66 66 64 63 62 65 64 62 63 64 62 60 60 64 62 61 64 63 61 60 59  
RH 64 84 87 93 97 71 58 51 58 87 93 97100 71 51 46 58 81 84 84 84  
WIND DIR NW NW W W W N N N N N NW W N SW SW S S SE S S S  
WIND SPD 8 4 3 3 2 3 8 8 4 1 1 1 0 1 3 4 3 3 4 5 6  
CLOUDS SC CL CL FW FW FW FW FW FW CL FW CL CL CL CL CL FW FW FW SC SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 80 81 83 83 84 82  
MAX HEAT 83 82 84 83 84  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 69 93 74 95 74 92 71 92  
TEMP 80 81 72 70 87 89 79 75 89 89 78 74 87 87 76 72 87 87  
DEWPT 65 65 62 61 69 70 64 64 71 72 68 67 71 72 68 68 72 73  
PWIND DIR S S S S SW SW SW S S  
WIND CHAR GN GN BZ GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 5 30 10 20 10 30 20 30 20  
RAIN SHWRS C S C S C S  
TSTMS C S C S S S  
 
 
ILZ017-270900-  
PRINCETON-BUREAU IL  
41.37N 89.47W ELEV. 662 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 61 81 58 82 60  
TEMP 76 69 66 63 62 73 79 81 76 66 62 59 59 73 80 82 77 66 63 61 61  
DEWPT 64 65 63 62 61 64 63 62 63 61 60 59 59 62 60 59 62 61 60 59 59  
RH 66 87 90 97 97 73 58 53 64 84 93100100 68 51 46 60 84 90 93 93  
WIND DIR NW NW NW NW NW N NW NW NW N N N N SW SW SW S S S S S  
WIND SPD 8 4 4 4 3 3 6 6 4 2 0 0 0 1 2 2 1 2 3 4 3  
CLOUDS SC CL CL FW SC FW FW SC FW FW FW FW CL CL FW FW FW FW FW FW SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS  
HEAT INDEX 81 81 82  
MAX HEAT 82 82 81 82  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 88 72 91 72 90 70 89  
TEMP 79 77 69 67 84 84 75 72 87 86 76 73 86 85 74 71 86 83  
DEWPT 62 63 61 61 67 69 63 62 69 71 66 66 70 71 67 67 71 71  
PWIND DIR S S S S SW SW SW S SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC SC B1 SC SC B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 0 30 10 20 10 30 20 30 30  
RAIN SHWRS C S C S C C S  
TSTMS S S C S S S S  
 
 
IAZ087-270900-  
FAIRFIELD-JEFFERSON IA  
41.05N 91.97W ELEV. 799 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 82 59 84 64  
TEMP 77 69 66 63 62 74 79 81 79 67 63 61 60 74 81 83 80 69 66 65 64  
DEWPT 68 67 65 63 62 67 65 63 66 65 63 61 60 66 63 62 65 62 61 60 60  
RH 74 93 97100100 79 62 54 64 93100100100 76 54 49 60 78 84 84 87  
WIND DIR NW NW NW NW NW NW N N N N N W N S S SE SE SE S S S  
WIND SPD 6 4 4 4 4 4 6 8 4 3 1 1 0 0 1 2 2 5 6 8 9  
CLOUDS SC CL FW FW CL FW FW FW FW FW FW CL FW CL FW CL FW FW SC SC B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS S  
HEAT INDEX 82 82 84 82  
MAX HEAT 81 83 82 84  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 70 96 75 95 72 92 71 91  
TEMP 81 82 73 71 91 92 80 76 91 91 77 73 88 88 75 72 87 87  
DEWPT 66 66 63 63 70 70 65 66 71 71 69 68 72 72 69 69 73 73  
PWIND DIR S S S S SW S SW S SW  
WIND CHAR GN GN BZ GN GN LT LT LT LT  
AVG CLOUDS B1 SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 20 10 30 20 40 20 30 30  
RAIN SHWRS S S S C S C S C C S  
TSTMS S S S S C S S S  
 
 
IAZ089-270900-  
BURLINGTON-DES MOINES IA  
40.79N 91.12W ELEV. 698 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 83 60 83 63  
TEMP 77 70 67 64 63 74 80 81 78 68 64 61 60 73 80 82 78 69 65 64 63  
DEWPT 67 67 65 64 63 66 64 64 65 64 63 61 60 65 63 62 64 63 61 60 60  
RH 71 90 93100100 76 58 56 64 87 97100100 76 56 51 62 81 87 87 90  
WIND DIR NW NW NW NW NW NW N N N N NE NW N SE SE SE SE SE S S S  
WIND SPD 6 4 4 4 4 4 6 8 4 3 1 1 1 1 1 1 1 3 5 6 6  
CLOUDS SC FW FW FW CL CL SC FW FW CL FW FW FW CL CL CL FW FW FW SC SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 81 83 80 83  
MAX HEAT 83 82 83 81 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 70 94 74 95 73 92 72 92  
TEMP 80 80 72 70 88 89 79 74 89 89 78 74 87 87 77 73 87 86  
DEWPT 65 65 61 62 69 70 63 64 71 72 67 67 71 73 69 69 72 73  
PWIND DIR S S S S SW S SW S SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 10 20 20 10 30 20 30 20  
RAIN SHWRS S S S C S C S  
TSTMS S C S S  
 
 
MOZ009-270900-  
MEMPHIS-SCOTLAND MO  
40.46N 92.17W ELEV. 813 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 62 84 59 85 63  
TEMP 79 70 66 64 63 75 80 82 79 68 63 61 60 75 81 84 81 69 66 64 64  
DEWPT 67 67 66 64 63 67 65 64 66 65 63 61 60 66 63 62 64 62 61 59 60  
RH 67 90100100100 76 60 55 64 90100100100 74 54 48 56 78 84 84 87  
WIND DIR NW N NW NW NW NW N N N NE N N N N SE SE SE SE S S S  
WIND SPD 4 1 1 2 2 3 4 5 2 1 0 0 0 0 1 1 1 2 3 4 4  
CLOUDS FW FW FW CL CL CL SC FW FW FW FW FW CL CL FW FW FW FW FW SC SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 80 82 83 82 85 83  
MAX HEAT 84 82 84 82 85  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 70 96 75 96 74 93 71 92  
TEMP 83 83 73 71 91 92 80 76 92 91 78 74 88 88 76 72 88 88  
DEWPT 65 66 62 62 69 69 64 65 71 72 68 67 72 73 69 69 73 73  
PWIND DIR S S S S SW S SW S SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 SC FW SC SC SC FW SC SC SC FW SC SC SC SC SC SC SC  
POP 12HR 10 10 10 20 20 30 20 20 20  
RAIN SHWRS S S C S S S  
TSTMS C S S S  
 
 
IAZ099-270900-  
KEOKUK-LEE IA  
40.47N 91.43W ELEV. 671 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 63 84 60 84 63  
TEMP 77 70 67 64 63 75 80 82 78 68 64 62 61 74 80 83 78 69 65 64 63  
DEWPT 67 67 65 64 63 67 66 64 66 64 63 62 61 66 64 62 66 63 61 60 60  
RH 71 90 93100100 76 62 55 67 87 97100100 76 58 49 67 81 87 87 90  
WIND DIR NW N NW NW NW NW N N N N N NW N SE SE E E SE SE S S  
WIND SPD 5 3 3 3 3 4 6 6 3 3 1 1 1 1 2 2 2 3 4 5 5  
CLOUDS SC CL CL CL FW CL SC FW FW FW FW CL FW CL FW CL FW FW FW SC SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 81 83 82 84  
MAX HEAT 84 82 84 82 84  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 70 96 75 96 73 94 72 93  
TEMP 81 81 73 71 90 90 79 75 91 90 78 74 89 88 77 73 88 87  
DEWPT 66 66 61 61 69 69 63 63 70 71 67 67 71 73 69 68 72 73  
PWIND DIR S S S S SW S SW S SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC FW SC SC SC SC FW SC SC FW SC SC SC  
POP 12HR 5 10 20 10 10 30 20 20 20  
RAIN SHWRS S C S S S  
TSTMS C S S  
 
 
ILZ035-270900-  
MACOMB-MCDONOUGH IL  
40.52N 90.65W ELEV. 707 FT  
511 PM CDT WED AUG 26 2026  
 
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 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 63 81 59 82 60  
TEMP 77 70 66 64 63 74 79 81 77 68 64 61 60 74 80 81 78 68 64 62 61  
DEWPT 69 67 66 64 63 68 67 66 67 64 63 61 60 66 64 63 66 63 61 60 60  
RH 76 90100100100 82 67 60 71 87 97100100 76 58 54 67 84 90 93 97  
WIND DIR NW NW NW NW NW NW N N N N N N N N N SE N N SE S S  
WIND SPD 4 2 1 2 2 2 5 5 2 1 0 0 0 0 0 0 0 0 1 2 2  
CLOUDS SC FW FW FW FW CL SC SC CL CL FW CL FW CL FW CL FW FW SC FW SC  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 83 82 83  
MAX HEAT 85 83 82 83  
 
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26  
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 91 72 93 72 91 71 90  
TEMP 80 79 71 68 86 87 77 72 88 88 77 73 87 87 76 72 86 85  
DEWPT 67 67 61 61 70 71 63 63 72 73 67 66 72 74 70 68 73 74  
PWIND DIR S S S S SW S SW S SW  
WIND CHAR LT GN GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 5 10 10 10 10 20 20 20 20  
RAIN SHWRS S S S S  
TSTMS S S S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IA Page
The Nexlab MO Page
Main Text Page