906
FOUS53 KDVN 310756
PFMDVN
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
256 AM CDT MON AUG 31 2026
IAZ040-312100-
INDEPENDENCE-BUCHANAN IA
42.45N 91.93W ELEV. 977 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 71 88 72 88
TEMP 72 70 78 85 87 82 76 74 72 72 78 85 88 83 76 75 73 72 79 85 88 82
DEWPT 67 66 69 73 73 73 73 71 70 70 72 73 73 73 70 69 67 66 70 71 72 72
RH 84 87 74 67 63 74 90 90 93 93 82 67 61 72 82 82 81 81 74 63 59 72
WIND DIR S S SW SW SW S S NW W S S S S E SE S S S SW SW W NW
WIND SPD 11 11 11 9 6 4 4 3 3 4 4 5 5 3 6 8 9 8 9 9 8 5
CLOUDS B1 B1 B1 B1 SC SC FW B1 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC
POP 12HR 20 20 20 10 5
QPF 12HR 0 0.01 0 0 0
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 92 94 87 92 96 89 81 90 95 87
MAX HEAT 92 94 92 96 84 90 95
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 70 86 71 88 70 88 69 85
TEMP 73 70 82 82 74 71 85 83 73 70 85 82 72 69 82 80
DEWPT 69 68 73 72 70 68 74 74 70 68 73 72 69 67 70 68
PWIND DIR SE SE SE SE SE SE SE SE
WIND CHAR LT GN GN GN LT LT GN GN
AVG CLOUDS SC B1 B1 SC FW SC SC FW FW FW SC SC SC SC B1 SC
POP 12HR 50 40 20 20 20 20 20 30
RAIN SHWRS C C S S S S S S S S C
TSTMS C C S S S S S S
IAZ042-312100-
DUBUQUE-DUBUQUE IA
42.41N 90.70W ELEV. 1072 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 72 88 72 87
TEMP 71 70 77 85 87 82 77 74 73 72 78 85 88 83 77 75 74 72 79 85 87 81
DEWPT 67 66 69 71 71 72 72 71 70 70 72 73 74 73 70 69 67 67 70 71 73 72
RH 87 87 76 63 59 72 85 90 90 93 82 67 63 72 79 82 79 84 74 63 63 74
WIND DIR S S SW SW S S S SW SW SW SW S S S SE S S S S SW W NW
WIND SPD 12 12 13 11 9 5 4 3 4 4 5 6 6 3 4 5 6 5 8 10 6 5
CLOUDS B1 B1 SC B1 SC SC SC SC SC B1 B1 SC SC SC SC FW SC SC SC FW FW SC
POP 12HR 30 20 20 10 5
QPF 12HR 0.01 0.02 0.02 0 0
RAIN SHWRS S C S S S
TSTMS S S S S S
HEAT INDEX 90 93 87 91 96 88 90 94 85
MAX HEAT 90 93 84 92 97 85 91 96
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 70 85 70 87 69 86 68 83
TEMP 74 70 81 81 72 71 84 82 73 70 83 81 72 69 81 79
DEWPT 68 68 72 71 69 68 73 72 69 68 72 71 67 66 68 67
PWIND DIR N SE SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC B1 SC FW FW SC SC FW FW SC SC SC FW SC SC
POP 12HR 50 30 20 30 20 20 10 20
RAIN SHWRS C C S S C S S S S S
TSTMS C C S S C S S S S
ILZ002-312100-
FREEPORT-STEPHENSON IL
42.25N 89.58W ELEV. 859 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 72 88 72 89
TEMP 72 70 76 84 87 82 75 74 73 72 78 85 88 84 76 75 73 72 80 87 89 83
DEWPT 65 64 67 70 70 73 72 70 69 70 73 74 75 74 71 70 68 67 72 73 74 73
RH 79 81 74 63 57 74 90 87 87 93 85 70 66 72 85 84 84 84 77 63 61 72
WIND DIR S S SW SW SW SW S SW SW SW SW SW SW SW S S SW SW SW SW SW W
WIND SPD 11 12 13 12 10 5 4 3 3 2 5 8 8 3 2 4 5 3 5 9 9 5
WIND GUST 21
CLOUDS B2 B1 SC B1 B1 B1 SC FW SC B1 SC SC SC SC SC FW SC SC SC FW FW SC
POP 12HR 40 10 20 10 5
QPF 12HR 0.05 0 0.02 0 0
RAIN SHWRS S C C S S S S S
TSTMS S S S S S S S
HEAT INDEX 89 92 87 93 98 91 83 94 98 89
MAX HEAT 90 93 84 94 99 86 94 98
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 70 85 68 87 67 86 65 84
TEMP 74 70 82 81 71 70 85 82 70 68 83 81 69 66 81 79
DEWPT 68 68 73 73 68 68 73 74 68 67 72 72 67 65 69 68
PWIND DIR W E SE SE E E E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 SC SC FW SC SC SC FW SC SC SC FW SC SC
POP 12HR 40 30 20 20 20 20 20 10
RAIN SHWRS C C S S S S S S S S
TSTMS C C S S S S S S S
IAZ052-312100-
CEDAR RAPIDS-LINN IA
41.89N 91.70W ELEV. 862 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 89 72 91 73 91
TEMP 74 72 79 86 89 84 78 76 74 72 79 86 91 85 79 77 76 73 82 89 91 85
DEWPT 67 67 69 71 72 73 72 70 69 68 72 72 72 73 69 68 66 66 70 71 71 72
RH 79 84 72 61 57 70 82 82 84 87 79 63 54 67 72 74 71 79 67 56 52 65
WIND DIR S S SW SW S SE S SW SW W S S S SE S S S S SW SW W NW
WIND SPD 10 10 11 9 6 4 4 3 4 4 4 5 5 5 6 6 6 5 6 9 8 6
CLOUDS B1 B1 SC B1 SC SC SC SC B2 SC SC SC SC FW FW FW SC SC FW FW FW FW
POP 12HR 20 20 20 5 5
QPF 12HR 0.02 0 0 0 0
RAIN SHWRS S S S S S
TSTMS S S S S S
HEAT INDEX 91 96 91 81 93 99 92 85 94 98 91
MAX HEAT 91 96 87 94 100 90 95 100
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 71 89 72 88 70 89 69 86
TEMP 76 71 84 84 75 72 85 83 73 71 85 83 73 69 82 81
DEWPT 68 68 73 73 70 68 74 74 70 68 73 73 69 67 70 69
PWIND DIR SW SE SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW B1 B1 FW FW FW SC FW FW FW SC SC SC SC B1 SC
POP 12HR 20 40 20 20 20 20 10 20
RAIN SHWRS S C S S S S S S S S
TSTMS S C S S S S S S
IAZ064-312100-
IOWA CITY-JOHNSON IA
41.63N 91.54W ELEV. 668 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 91 73 92 74 93
TEMP 74 72 80 88 91 86 81 78 76 73 82 88 92 87 81 79 77 74 83 91 93 87
DEWPT 67 66 69 71 71 73 72 71 70 68 71 71 71 72 69 68 66 66 70 70 70 71
RH 79 81 69 57 52 65 74 79 82 84 69 57 51 61 67 69 69 76 65 50 47 59
WIND DIR S S SW SW S SE SE SW W SW SW S S S S S S SW SW SW W W
WIND SPD 10 10 11 11 8 5 5 4 5 3 5 6 8 8 6 5 6 4 8 11 10 8
CLOUDS SC B1 SC B1 SC SC SC FW SC B1 SC SC FW CL FW FW SC FW FW FW FW SC
POP 12HR 20 20 10 0 5
QPF 12HR 0.02 0 0 0 0
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 81 93 97 92 85 86 94 99 94 84 87 97 99 93
MAX HEAT 94 98 90 94 99 90 97 99
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 72 90 73 90 71 90 70 87
TEMP 77 72 86 86 77 73 88 86 74 71 87 85 74 70 84 83
DEWPT 69 69 73 72 71 69 73 73 72 69 72 72 70 68 69 68
PWIND DIR S SE SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW SC FW SC FW SC SC SC FW SC SC
POP 12HR 20 40 20 20 20 20 10 20
RAIN SHWRS S C S S S S S S S
TSTMS S C S S S S S S
IAZ054-312100-
MAQUOKETA-JACKSON IA
42.06N 90.67W ELEV. 769 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 72 89 72 91
TEMP 73 71 77 85 87 82 76 75 73 72 78 86 89 84 78 76 74 73 81 88 91 85
DEWPT 66 66 69 71 71 72 70 68 67 67 70 71 72 72 69 67 65 64 69 70 72 71
RH 79 84 76 63 59 72 82 79 81 84 76 61 57 67 74 74 74 73 67 55 54 63
WIND DIR S S SW SW S SW S S SW SW SW SW S S SE S SW S SW SW SW W
WIND SPD 5 6 8 8 5 2 2 1 1 1 3 4 3 1 2 2 2 2 3 5 4 3
CLOUDS B1 B1 SC B1 B1 SC SC FW SC B1 SC SC SC FW FW FW SC SC FW FW FW FW
POP 12HR 30 20 20 5 0
QPF 12HR 0.02 0 0.01 0 0
RAIN SHWRS S C S S S
TSTMS S S S S S
HEAT INDEX 90 93 87 91 96 90 84 94 98 90
MAX HEAT 90 94 83 91 97 86 94 99
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 70 87 70 89 69 88 67 86
TEMP 74 70 84 83 73 71 84 83 72 69 84 82 71 68 82 80
DEWPT 67 66 71 71 67 66 71 72 68 66 71 70 66 64 67 67
PWIND DIR NE E SE SE E SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 SC FW FW SC SC FW FW SC SC FW FW SC SC
POP 12HR 40 30 20 20 20 20 10 20
RAIN SHWRS C C S S S S S S S S
TSTMS C C S S S S S S S
IAZ066-312100-
CLINTON-CLINTON IA
41.84N 90.34W ELEV. 708 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 88 73 90 73 92
TEMP 72 71 78 85 88 84 78 76 74 73 80 87 90 86 79 76 75 73 83 89 92 86
DEWPT 65 65 69 71 71 73 72 70 68 68 71 71 72 73 70 68 66 66 70 71 71 73
RH 79 81 74 63 57 70 82 82 82 84 74 59 56 65 74 76 74 79 65 56 51 65
WIND DIR S S SW SW SW S S S SW SW SW SW S S S S SW SW SW SW SW SW
WIND SPD 9 10 11 11 8 4 4 3 4 3 5 5 6 3 4 4 4 4 5 8 8 6
CLOUDS B1 B1 B1 B1 B1 B1 SC FW SC B1 SC FW SC FW FW FW FW FW FW FW FW FW
POP 12HR 30 20 20 5 0
QPF 12HR 0.04 0 0 0 0
RAIN SHWRS S C S S S S
TSTMS S S S S S S
HEAT INDEX 90 94 90 83 93 98 93 87 95 99 93
MAX HEAT 91 95 87 94 100 90 96 100
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 72 88 71 90 70 89 68 86
TEMP 76 72 85 85 74 71 86 85 73 70 85 83 72 69 83 81
DEWPT 68 67 72 73 69 67 72 74 69 67 71 72 67 65 68 68
PWIND DIR W SE SE SE E SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 SC FW SC SC SC FW FW SC SC SC FW SC SC
POP 12HR 30 30 20 20 20 20 10 20
RAIN SHWRS C C S S S S S S S
TSTMS C C S S S S S
ILZ009-312100-
STERLING-WHITESIDE IL
41.75N 89.67W ELEV. 648 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 73 90 73 92
TEMP 72 70 77 85 87 82 78 76 74 73 81 87 90 85 78 77 75 74 83 90 92 85
DEWPT 65 64 68 71 71 74 73 71 70 69 73 74 74 74 72 70 68 68 73 74 74 74
RH 79 81 74 63 59 77 85 85 87 87 77 65 60 70 82 79 79 82 72 60 56 70
WIND DIR S S S SW SW S S S SW SW SW SW SW S S S SW S SW SW SW SW
WIND SPD 9 9 10 11 8 4 3 3 3 3 5 6 6 3 3 3 4 3 5 9 8 6
CLOUDS B2 B2 B1 B1 SC B1 SC FW SC SC FW FW SC FW FW FW FW FW FW FW FW FW
POP 12HR 30 10 10 0 0
QPF 12HR 0.02 0 0 0 0
RAIN SHWRS S C C S S
TSTMS S S S S S
HEAT INDEX 90 93 88 86 95100 94 89 99102 93
MAX HEAT 90 94 84 97 102 89 100 103
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 72 88 70 90 68 88 66 86
TEMP 76 73 86 84 73 71 87 84 72 69 85 82 70 67 83 80
DEWPT 70 69 75 75 70 69 75 75 70 68 73 73 68 66 69 69
PWIND DIR S SE SE SE E SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC B1 SC SC FW SC FW FW FW SC SC SC FW SC SC
POP 12HR 20 30 20 20 20 20 10 10
RAIN SHWRS S C S S S S S S S S
TSTMS S C S S S S S S S
IAZ068-312100-
DAVENPORT-SCOTT IA
41.62N 90.58W ELEV. 753 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 88 74 90 74 92
TEMP 75 73 78 85 88 84 79 77 76 74 80 86 90 85 79 77 76 74 83 89 92 85
DEWPT 63 64 67 70 70 72 72 69 68 67 70 70 71 72 69 67 65 66 69 70 70 71
RH 66 73 69 61 55 67 79 76 76 79 72 59 54 65 72 71 69 76 63 54 49 63
WIND DIR S S SW SW SW S SW S W SW SW SW SW S S S SW SW SW SW SW SW
WIND SPD 11 11 12 11 9 5 5 5 6 6 6 6 8 4 6 6 6 6 8 10 10 8
CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 30 10 10 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S C S
TSTMS S S S
HEAT INDEX 90 93 90 83 91 96 91 87 94 98 90
MAX HEAT 91 94 87 92 96 88 95 98
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 73 88 72 89 70 89 69 86
TEMP 77 73 85 84 76 73 86 84 73 71 85 83 72 70 83 81
DEWPT 68 68 71 72 70 68 72 73 70 68 71 71 68 66 67 68
PWIND DIR SW SE SE SE SE SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC B1 SC FW FW SC FW FW FW SC SC FW FW SC SC
POP 12HR 20 30 20 20 20 20 10 20
RAIN SHWRS S C S S S S S S
TSTMS S C S S S S S
ILZ015-312100-
MOLINE-ROCK ISLAND IL
41.46N 90.52W ELEV. 590 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 90 75 93 76 95
TEMP 75 74 80 87 90 86 80 78 77 75 83 89 93 88 81 78 77 77 85 92 95 88
DEWPT 63 65 68 70 70 73 72 70 68 68 71 71 72 72 69 68 66 66 71 71 71 72
RH 66 74 67 57 52 65 77 76 74 79 67 56 51 59 67 71 69 69 63 51 46 59
WIND DIR S S SW SW SW S S S SW SW SW SW SW S S S SW SW SW SW SW SW
WIND SPD 11 11 12 12 9 5 5 5 6 5 6 8 8 5 5 5 6 5 8 10 10 8
WIND GUST 21 23
CLOUDS B1 B1 B2 SC SC B1 SC FW SC SC FW FW SC FW FW CL FW FW FW FW FW FW
POP 12HR 30 10 10 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S C S
TSTMS S S S
HEAT INDEX 83 92 96 93 84 88 95101 95 84 90 99102 95
MAX HEAT 92 96 89 95 101 91 99 102
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 74 91 73 91 71 91 70 88
TEMP 78 74 88 87 77 74 88 86 74 72 88 85 73 71 85 84
DEWPT 69 69 73 73 70 69 73 74 70 69 72 72 69 67 69 68
PWIND DIR SW S SE SE SE SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC SC FW SC FW FW FW SC SC SC FW SC SC
POP 12HR 20 30 20 20 20 20 10 10
RAIN SHWRS S C S S S S S S
TSTMS S C S S S S S
ILZ017-312100-
PRINCETON-BUREAU IL
41.37N 89.47W ELEV. 662 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 73 90 74 92
TEMP 74 72 78 84 87 83 77 76 75 73 81 88 90 85 78 76 75 75 83 90 92 85
DEWPT 64 63 66 69 71 72 71 68 67 66 71 72 72 73 70 68 66 66 71 72 71 72
RH 71 73 67 61 59 70 82 76 76 79 72 59 56 67 76 76 74 74 67 56 51 65
WIND DIR S S S SW SW S S S S SW SW SW SW S S S SW SW SW SW SW SW
WIND SPD 10 10 10 11 9 5 5 5 5 5 5 6 6 4 4 4 6 5 6 9 9 6
CLOUDS B1 B2 B1 B1 SC SC SC SC FW SC FW SC SC FW FW FW FW FW FW FW FW FW
POP 12HR 20 5 10 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 88 93 88 85 94 97 92 88 96 99 91
MAX HEAT 88 93 84 95 98 87 97 99
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 73 88 72 90 69 88 68 85
TEMP 77 73 86 83 74 72 87 84 72 70 86 82 70 68 83 80
DEWPT 68 68 72 72 69 68 72 73 68 67 71 71 67 65 66 66
PWIND DIR SW S SE SE E SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC SC FW SC FW FW FW SC SC FW FW SC SC
POP 12HR 20 30 20 20 20 20 10 10
RAIN SHWRS S C S S S S S S S
TSTMS S C S S S S S S
IAZ087-312100-
FAIRFIELD-JEFFERSON IA
41.05N 91.97W ELEV. 799 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 93 74 93 75 95
TEMP 76 73 80 89 93 89 80 79 77 74 83 90 93 88 80 78 77 75 85 93 95 89
DEWPT 67 66 69 70 70 73 72 69 67 66 72 70 70 71 68 66 65 65 72 70 69 71
RH 74 79 69 54 47 59 77 72 71 76 70 52 47 57 67 67 67 71 65 47 43 56
WIND DIR S S SW SW SW S S S SW SW SW SW SW S S S S SW SW SW SW W
WIND SPD 12 12 12 11 9 5 6 6 6 5 6 8 9 8 8 6 8 6 9 11 10 8
WIND GUST 23 23
CLOUDS SC B1 SC SC FW SC SC SC SC SC SC SC FW CL FW FW SC FW FW FW FW FW
POP 12HR 20 5 5 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 83 94 99 97 84 88 95 99 93 83 91 99101 95
MAX HEAT 94 99 93 96 100 90 99 101
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 74 91 74 91 72 90 70 87
TEMP 78 74 88 87 77 74 88 86 75 73 87 85 73 71 86 83
DEWPT 69 69 73 73 70 70 73 73 71 70 72 73 70 69 70 70
PWIND DIR S S SE S SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC FW FW FW SC FW FW FW SC SC SC SC B1 SC
POP 12HR 10 30 10 10 20 20 10 20
RAIN SHWRS C S S S S
TSTMS C S S S
IAZ089-312100-
BURLINGTON-DES MOINES IA
40.79N 91.12W ELEV. 698 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 92 74 94 75 95
TEMP 75 74 80 88 92 87 82 80 77 74 83 90 94 87 80 78 77 76 84 92 95 88
DEWPT 65 65 68 70 70 72 71 68 66 66 70 69 69 71 67 66 65 66 70 70 68 70
RH 71 74 67 55 49 61 69 67 69 76 65 50 44 59 65 67 67 71 63 49 42 55
WIND DIR S S SW SW SW S S S SW SW SW SW SW S S S S S SW SW SW SW
WIND SPD 11 11 11 11 9 5 6 6 6 6 8 8 8 5 6 5 8 6 9 9 10 6
WIND GUST 23 21
CLOUDS SC SC B1 SC SC SC FW SC FW FW FW FW FW CL FW CL FW FW FW FW FW FW
POP 12HR 20 5 5 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 83 93 98 94 86 81 86 95 98 93 81 89 97 99 93
MAX HEAT 93 98 89 95 99 89 98 101
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 75 92 74 91 72 90 71 87
TEMP 79 75 90 88 78 74 88 86 75 73 87 84 75 71 84 82
DEWPT 69 69 72 72 70 70 72 73 71 69 71 72 69 68 69 68
PWIND DIR S S SE S SE SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC SC FW FW SC FW FW FW FW SC FW SC SC SC
POP 12HR 10 20 20 20 20 20 10 10
RAIN SHWRS S S S S S S S
TSTMS S S S S S S S
MOZ009-312100-
MEMPHIS-SCOTLAND MO
40.46N 92.17W ELEV. 813 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 94 75 95 76 96
TEMP 75 74 81 90 94 90 82 80 77 75 84 93 95 90 82 80 78 77 86 94 96 91
DEWPT 65 65 67 68 68 72 70 67 64 64 70 70 69 69 66 65 64 65 71 71 69 70
RH 71 74 63 49 43 56 67 65 64 69 63 47 43 50 58 60 62 67 61 47 42 50
WIND DIR S SW SW SW SW SW S SW SW SW SW SW SW S S S SW SW SW SW SW SW
WIND SPD 9 10 11 10 8 3 4 4 4 4 6 6 6 3 4 4 4 5 8 9 8 3
WIND GUST 21 24 23 14
CLOUDS SC SC B1 SC SC FW FW SC FW SC SC SC CL CL FW FW FW FW FW FW CL FW
POP 12HR 20 5 5 0 0
QPF 12HR 0 0 0 0 0
HEAT INDEX 83 94 99 97 86 82 88 99101 95 84 82 91101102 97
MAX HEAT 94 99 93 99 101 89 101 103
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 76 94 73 91 72 91 71 88
TEMP 80 77 93 90 77 74 90 87 76 73 89 86 74 72 86 84
DEWPT 68 68 73 72 70 69 73 73 70 70 72 72 70 68 71 70
PWIND DIR S SW S S S SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC FW FW FW SC FW FW FW SC SC SC SC SC SC
POP 12HR 5 20 10 10 20 20 10 20
RAIN SHWRS S S S S
TSTMS S S
IAZ099-312100-
KEOKUK-LEE IA
40.47N 91.43W ELEV. 671 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 94 75 96 76 96
TEMP 77 74 82 90 94 89 82 80 77 75 84 93 96 90 82 79 78 77 86 93 96 89
DEWPT 65 64 68 69 68 71 69 67 65 65 70 69 68 69 67 66 65 65 71 70 68 70
RH 67 71 63 50 43 56 65 65 67 71 63 46 40 50 61 64 64 67 61 47 40 54
WIND DIR S S SW SW SW S S S SW SW SW SW SW S S S S SW SW SW SW S
WIND SPD 10 10 11 11 9 4 5 5 5 5 6 6 8 4 4 4 6 5 8 9 8 4
WIND GUST 21 20
CLOUDS SC SC SC SC SC SC FW SC FW SC SC SC FW FW FW FW FW FW FW FW FW CL
POP 12HR 20 5 0 0 0
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
TSTMS S
HEAT INDEX 85 95 99 95 85 82 88 98101 95 84 92 99101 95
MAX HEAT 82 95 99 91 98 101 91 100 102
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 76 94 74 91 73 91 71 88
TEMP 79 77 92 89 79 75 89 86 76 74 87 85 74 72 85 83
DEWPT 68 68 72 72 70 70 72 73 70 70 72 72 70 68 70 70
PWIND DIR S SW S S SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC SC FW FW FW FW FW FW SC SC SC SC SC SC
POP 12HR 5 20 20 10 20 20 10 10
RAIN SHWRS S S S S S
TSTMS S S S S S
ILZ035-312100-
MACOMB-MCDONOUGH IL
40.52N 90.65W ELEV. 707 FT
256 AM CDT MON AUG 31 2026
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 92 74 93 75 94
TEMP 73 71 79 87 92 87 81 79 76 74 83 90 93 87 80 79 77 76 85 92 94 88
DEWPT 64 62 66 69 68 73 70 67 65 65 72 71 72 73 68 67 65 66 72 72 71 72
RH 73 73 64 55 46 63 69 67 69 74 70 54 51 63 67 67 67 71 65 52 47 59
WIND DIR S S SW SW SW S S S SW SW SW SW SW S S S S SW SW SW SW S
WIND SPD 9 9 10 11 8 2 4 4 4 4 5 5 5 2 2 2 4 3 6 9 8 2
WIND GUST 21 19 21 14 14 14
CLOUDS SC SC B1 SC SC SC SC SC SC SC FW SC FW CL FW CL FW FW FW FW FW FW
POP 12HR 10 5 0 0 0
QPF 12HR 0 0 0 0 0
HEAT INDEX 91 96 94 85 88 96101 94 83 91 99100 95
MAX HEAT 91 96 90 96 101 89 100 101
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26
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 75 91 72 89 71 88 69 86
TEMP 79 76 89 86 77 73 87 85 75 72 87 84 74 70 84 82
DEWPT 68 68 73 74 71 69 73 74 71 69 72 73 69 67 70 70
PWIND DIR SW S SE SE SE SE E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC FW FW FW SC FW FW FW FW SC FW SC SC SC
POP 12HR 5 20 20 20 20 20 10 10
RAIN SHWRS S S S S S S
TSTMS S S S S S S
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