386
FOUS53 KDVN 170621
PFMDVN
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
121 AM CDT THU SEP 17 2026
IAZ040-172100-
INDEPENDENCE-BUCHANAN IA
42.45N 91.93W ELEV. 977 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 72 61 74 67 79
TEMP 65 65 68 71 71 69 66 64 63 62 64 67 73 74 70 69 69 68 74 78 77 73
DEWPT 65 65 68 69 69 67 66 64 63 62 63 65 68 70 70 69 69 68 70 71 69 68
RH 100100100 93 93 93100100100100 97 93 84 87100100100100 87 79 76 84
WIND DIR SE E NE NE NE NE NE E E E E SE SE SE SE S S S SW W W N
WIND SPD 3 2 4 4 6 6 8 8 9 10 12 14 14 13 13 12 11 11 11 11 11 11
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV B1 B1 B1 B2 B2 B1 B2 B2 B2
POP 12HR 40 30 80 90 60
QPF 12HR 0.02 0 0.42 0.61 0.09
RAIN SHWRS D C S C D C C C C D D L L C C C
TSTMS C S S S C C C C C S S C C C
OBVIS PF PF PF
DENSE FOG Y Y
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 67 56 66 54 68 54 71
TEMP 64 62 64 65 59 57 62 63 57 55 63 65 57 54 66 67
DEWPT 64 62 62 60 59 57 59 58 57 55 58 58 57 54 59 60
PWIND DIR N NE NE NE NE NE E S
WIND CHAR GN GN GN GN GN GN LT LT
AVG CLOUDS B2 B2 OV B2 B2 B2 OV B2 B2 B1 B2 B2 SC SC SC B1
POP 12HR 50 60 50 50 20 20 10 10
RAIN SHWRS C C C L C C C C S S S
TSTMS C S S C S
IAZ042-172100-
DUBUQUE-DUBUQUE IA
42.41N 90.70W ELEV. 1072 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 72 61 73 66 80
TEMP 64 64 65 69 71 69 67 65 63 61 64 67 72 71 68 68 68 68 73 77 79 73
DEWPT 63 64 65 67 68 65 65 63 60 59 61 63 66 67 67 67 67 67 70 71 70 68
RH 97100100 93 90 87 93 93 90 93 90 87 81 87 97 97 97 97 90 82 74 84
WIND DIR SE NE E NE N NE NE NE E E E E E SE SE SE S SW SW SW W NW
WIND SPD 3 3 4 4 5 6 6 6 6 8 10 11 11 12 12 12 12 11 11 11 10 10
CLOUDS OV OV OV OV B2 B2 B2 B1 B2 OV B2 OV B2 B1 B1 B1 B2 B2 B2 B2 B1 B2
POP 12HR 50 10 70 70 80
QPF 12HR 0.04 0 0.18 0.56 0.10
RAIN SHWRS D L S C C C C C L L D D C C C
TSTMS C S S S C C C S S S C C C
OBVIS PF PF PF
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 68 57 66 54 68 54 71
TEMP 65 63 64 64 58 58 62 63 56 55 63 64 56 55 67 66
DEWPT 64 62 62 58 57 58 59 57 56 55 58 57 56 55 59 59
PWIND DIR N NE NE NE NE NE NE SW
WIND CHAR GN GN GN GN GN GN LT LT
AVG CLOUDS B2 B2 OV OV B2 B2 OV B2 B2 B1 B2 B2 SC SC SC B1
POP 12HR 50 60 60 50 30 30 20 10
RAIN SHWRS C C L L C L C C S C C S S
TSTMS C C S S C C S
ILZ002-172100-
FREEPORT-STEPHENSON IL
42.25N 89.58W ELEV. 859 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 73 58 74 65 81
TEMP 63 63 66 71 72 70 66 63 59 58 66 71 73 71 66 66 66 66 72 78 80 74
DEWPT 62 63 66 68 69 68 66 63 59 58 62 64 65 67 65 66 66 66 70 72 72 71
RH 97100100 90 90 93100100100100 87 79 76 87 97100100100 93 82 77 90
WIND DIR E E E NE N NE NE NE E E E E E E SE SE S S S SW SW W
WIND SPD 2 2 3 3 4 5 6 5 5 6 9 10 11 11 11 11 12 10 11 12 11 9
CLOUDS OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 OV OV B2 B1 B1 B2 B2 B2 B2 B1 B2
POP 12HR 60 10 50 60 80
QPF 12HR 0.10 0 0.07 0.38 0.21
RAIN SHWRS L L S C S C C L L D D L L C
TSTMS C S C S C C S C C C
OBVIS PF PF
HEAT INDEX 84
MAX HEAT 84
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 69 57 66 54 69 53 72
TEMP 66 63 66 64 59 58 64 63 56 55 66 64 56 54 69 66
DEWPT 66 62 64 61 59 57 62 60 56 55 60 60 56 54 61 61
PWIND DIR N NE NE E NE NE NE S
WIND CHAR GN GN GN GN GN GN LT LT
AVG CLOUDS B2 B2 OV OV B2 B2 OV B2 B2 B1 B2 B2 B1 SC B1 B1
POP 12HR 50 50 60 50 30 20 10 10
RAIN SHWRS C C C C L C C C S C S S
TSTMS C C S C C S S
IAZ052-172100-
CEDAR RAPIDS-LINN IA
41.89N 91.70W ELEV. 862 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 75 64 76 69 81
TEMP 66 66 70 73 74 72 68 66 65 64 66 70 76 75 71 70 70 69 73 78 80 76
DEWPT 66 66 69 72 72 71 68 66 65 63 65 69 72 73 71 70 70 69 72 74 74 72
RH 100100 97 97 93 97100100100 97 97 97 87 94100100100100 97 88 82 87
WIND DIR E E SE NE N NE NE NE E E E SE SE SE SE S S S SW SW W NW
WIND SPD 3 2 3 4 4 4 5 6 6 8 9 11 11 11 11 10 9 8 9 10 9 9
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B2 B1 OV OV B1 FW SC B1 B1 B1 B2 B2 B1 B1
POP 12HR 40 30 80 70 60
QPF 12HR 0.13 0 0.24 0.23 0.04
RAIN SHWRS L C S S C L C S S L L L L C C C
TSTMS C S S S S S S C C S S C C C
OBVIS PF F PF
HEAT INDEX 85
MAX HEAT 85
DENSE FOG Y Y
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 68 59 66 57 67 55 70
TEMP 66 64 66 65 60 60 64 64 58 57 63 64 58 56 65 66
DEWPT 66 64 65 64 60 59 62 62 58 57 61 61 58 56 62 63
PWIND DIR N NE NE NE NE NE E S
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS B1 B2 OV B2 B2 B2 OV B2 B2 B1 B1 B1 SC SC SC B1
POP 12HR 60 60 60 50 30 20 10 10
RAIN SHWRS C L C L C L C C S C S
TSTMS C C S C C S
IAZ064-172100-
IOWA CITY-JOHNSON IA
41.63N 91.54W ELEV. 668 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 77 65 79 69 82
TEMP 68 68 71 75 76 73 71 68 67 66 67 72 78 77 73 72 71 70 75 80 82 78
DEWPT 68 68 70 72 73 72 71 68 67 65 66 70 73 73 73 72 71 70 72 73 74 73
RH 100100 97 90 90 97100100100 97 97 93 85 87100100100100 90 79 77 85
WIND DIR E E S NE N N NE NE E E E SE SE SE SE S S S SW SW SW W
WIND SPD 3 2 4 4 5 5 5 5 6 8 10 11 11 10 10 9 9 8 10 11 10 6
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 FW SC SC B1 B1 B2 B2 B1 B1
POP 12HR 40 20 70 50 60
QPF 12HR 0.13 0.03 0.22 0.06 0.03
RAIN SHWRS L C S S C C C C L L S S C
TSTMS C S S S C S S S S S C
OBVIS PF F PF
HEAT INDEX 84 88
MAX HEAT 84 88
DENSE FOG Y Y
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 65 70 60 68 57 68 56 71
TEMP 69 66 67 68 62 62 64 66 59 58 64 66 60 58 67 68
DEWPT 68 65 66 64 62 61 63 61 59 58 61 60 59 57 62 62
PWIND DIR N NE NE NE NE N NE S
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS B1 B2 OV B2 B2 B2 OV B2 B2 B1 B2 B1 SC SC B1 SC
POP 12HR 60 60 60 40 30 20 10 10
RAIN SHWRS C L C L C L C C S C S
TSTMS C C S C C S
IAZ054-172100-
MAQUOKETA-JACKSON IA
42.06N 90.67W ELEV. 769 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 75 61 75 67 82
TEMP 65 65 69 72 74 71 67 64 63 61 65 69 74 73 68 67 67 68 74 79 81 75
DEWPT 64 64 66 69 69 67 66 64 60 58 61 64 66 68 67 67 66 66 69 71 70 69
RH 97 97 90 90 84 87 97100 90 90 87 84 76 84 97100 97 93 84 77 69 82
WIND DIR SE E NE NE N N NE NE E E E E E SE SE SE S SW SW SW SW W
WIND SPD 2 2 3 2 3 4 4 4 3 3 5 6 8 6 6 5 5 4 5 6 5 4
CLOUDS OV OV B2 OV B2 B2 B2 B2 B2 B2 OV OV B2 SC B1 SC B2 B2 B1 B2 B1 B1
POP 12HR 50 20 60 60 70
QPF 12HR 0.08 0.02 0.13 0.29 0.13
RAIN SHWRS D C S S L C C C L L L L C C C
TSTMS C S S C S C S S C C C
OBVIS PF F PF
HEAT INDEX 85
MAX HEAT 85
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 70 57 68 54 69 53 71
TEMP 65 62 66 65 58 58 64 64 56 55 64 65 55 54 67 66
DEWPT 65 62 63 60 58 57 60 59 56 55 58 58 55 54 59 60
PWIND DIR N NE NE NE NE NE NE SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 OV OV B1 B2 OV B2 B2 B1 B2 B2 SC SC SC B1
POP 12HR 60 60 60 50 30 30 20 10
RAIN SHWRS C L L L L L C C S C C S S
TSTMS C C S S C C S
IAZ066-172100-
CLINTON-CLINTON IA
41.84N 90.34W ELEV. 708 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 77 63 76 68 84
TEMP 65 66 71 74 76 73 68 66 64 63 67 71 75 75 69 68 68 69 75 81 82 77
DEWPT 65 66 69 70 71 69 68 65 62 61 63 66 67 68 68 68 68 67 70 72 72 70
RH 100100 93 87 85 87100 97 93 93 87 84 76 79 97100100 93 84 74 72 79
WIND DIR E E E NE N NE NE NE E E E E E SE SE SE S SW SW SW SW W
WIND SPD 3 3 3 3 4 5 5 6 5 5 8 9 10 10 10 9 9 8 9 10 9 6
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B2 B1 B2 OV OV SC SC SC B1 B1 B1 B2 B1 B1
POP 12HR 50 10 60 50 70
QPF 12HR 0.10 0 0.13 0.12 0.11
RAIN SHWRS D C S C C C C C C L L L L C
TSTMS C S S S S S S S C C C
OBVIS PF PF
HEAT INDEX 84 87
MAX HEAT 85 88
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 72 59 70 57 70 55 73
TEMP 67 64 67 67 60 60 65 66 57 57 65 66 57 56 68 67
DEWPT 67 64 65 62 60 59 62 60 57 57 59 59 57 56 60 61
PWIND DIR N NE NE NE NE NE NE SW
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS B1 B2 OV OV B2 B2 OV B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR 60 60 60 50 20 20 20 10
RAIN SHWRS C L L L L L C C S S S S S S
TSTMS C C S S C C S S
ILZ009-172100-
STERLING-WHITESIDE IL
41.75N 89.67W ELEV. 648 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 78 61 77 66 85
TEMP 65 66 72 76 77 73 69 66 63 61 68 73 76 73 68 68 68 68 75 82 83 77
DEWPT 65 66 71 72 72 71 69 66 63 61 65 66 67 69 68 68 68 68 72 72 72 72
RH 100100 97 87 85 93100100100100 90 79 74 87100100100100 90 72 70 85
WIND DIR E E E N N NE NE NE NE E E E E E SE SE S S SW SW SW W
WIND SPD 2 2 3 3 4 4 5 6 5 5 8 9 9 10 10 10 10 8 9 11 10 6
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B1 B2 B1 OV B2 SC SC SC B1 B1 B1 B2 B1 B1
POP 12HR 60 10 50 40 70
QPF 12HR 0.12 0 0.05 0.08 0.13
RAIN SHWRS D L S S C C C C C L L L L L
TSTMS C S S S S S S S C C C
OBVIS PF PF
HEAT INDEX 87 89
MAX HEAT 87 90
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 73 59 71 56 71 55 74
TEMP 68 64 69 67 61 59 68 65 59 57 67 65 58 56 70 68
DEWPT 68 64 66 64 61 59 63 62 59 57 61 61 58 56 61 62
PWIND DIR N NE NE E NE NE NE SW
WIND CHAR LT GN GN GN GN GN LT LT
AVG CLOUDS B1 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 SC SC SC SC
POP 12HR 60 50 60 50 30 20 10 10
RAIN SHWRS L L C C L C C C C S S S
TSTMS C C S S C C S S
IAZ068-172100-
DAVENPORT-SCOTT IA
41.62N 90.58W ELEV. 753 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 77 64 76 68 83
TEMP 66 67 72 76 76 73 69 67 65 64 67 72 75 74 70 69 69 70 75 80 82 76
DEWPT 66 67 70 71 72 71 69 67 64 62 64 67 69 70 70 69 69 68 71 72 72 72
RH 100100 93 85 87 93100100 97 93 90 84 82 87100100100 93 87 77 72 87
WIND DIR E SE SE N N NE NE NE NE E E E E SE SE SE S SW SW SW SW W
WIND SPD 3 4 4 3 4 5 6 6 8 8 9 9 10 9 10 9 10 9 10 11 10 5
CLOUDS OV OV B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 SC SC SC B1 B1 B1 B2 B1 B1
POP 12HR 50 20 60 40 60
QPF 12HR 0.27 0.02 0.13 0.06 0.07
RAIN SHWRS D C C L C S S C C L L C C C
TSTMS C S S S S S S C C C
OBVIS PF PF
HEAT INDEX 84 86
MAX HEAT 84 87
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 65 71 60 69 56 69 55 72
TEMP 67 65 67 66 60 60 65 65 58 57 65 65 57 57 67 66
DEWPT 67 65 66 64 60 60 62 62 58 57 60 61 57 56 61 62
PWIND DIR N NE NE NE NE NE NE SW
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS B1 B1 OV OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC
POP 12HR 60 60 60 50 20 20 20 10
RAIN SHWRS C L L L L L C C S S S S S
TSTMS C C S C C C S S
ILZ015-172100-
MOLINE-ROCK ISLAND IL
41.46N 90.52W ELEV. 590 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 65 79 70 85
TEMP 68 68 74 78 79 75 71 68 66 65 69 74 78 77 71 70 70 70 77 82 84 78
DEWPT 68 68 72 73 74 73 71 68 66 64 66 70 72 73 71 70 70 69 72 74 75 74
RH 100100 93 85 85 94100100100 97 90 87 82 87100100100 97 85 77 74 88
WIND DIR E E S NW N NE NE NE NE E E E E SE SE S S SW SW SW SW W
WIND SPD 3 3 3 4 4 4 5 5 6 6 8 9 9 9 10 10 11 9 10 11 10 6
CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC SC FW B1 B1 B1 B2 B1 B1
POP 12HR 50 20 50 30 60
QPF 12HR 0.31 0.01 0.09 0.03 0.05
RAIN SHWRS L C C C C C C L L C C L
TSTMS C S S S S C C C
OBVIS PF PF
HEAT INDEX 88 91
MAX HEAT 88 91
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 66 73 61 71 58 71 57 74
TEMP 69 66 69 68 62 62 68 67 60 59 67 66 59 58 69 68
DEWPT 69 66 68 67 62 61 65 64 60 58 63 62 59 57 63 64
PWIND DIR N NE NE NE NE NE NE SW
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS B1 B1 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 SC SC SC SC
POP 12HR 60 60 60 50 30 20 20 10
RAIN SHWRS L L L C C L C C C S S S S
TSTMS C C S C C C S S
ILZ017-172100-
PRINCETON-BUREAU IL
41.37N 89.47W ELEV. 662 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 79 68 86
TEMP 67 67 73 79 79 75 69 67 65 64 69 75 78 74 68 68 68 68 76 83 85 78
DEWPT 66 67 70 72 72 71 69 66 63 62 64 65 67 68 67 67 67 67 70 71 72 70
RH 97100 90 79 79 87100 97 93 93 84 71 69 82 97 97 97 97 82 67 65 76
WIND DIR E E SE W NW N NE NE NE E E E E E SE SE S S SW SW SW W
WIND SPD 3 3 3 3 3 4 5 6 5 5 9 8 9 9 11 10 10 10 9 10 9 6
CLOUDS B2 OV OV B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 SC SC SC SC SC B1 B2 B2 B1
POP 12HR 70 20 40 30 60
QPF 12HR 0.34 0.03 0.06 0 0.08
RAIN SHWRS L L S S S C C C C C C L L L
TSTMS C S S S S S C
OBVIS PF PF
HEAT INDEX 88 90
MAX HEAT 84 88 91
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 65 75 60 73 57 72 56 75
TEMP 68 65 72 68 62 60 70 67 59 57 69 66 58 57 71 68
DEWPT 68 65 65 63 62 60 62 61 59 57 59 60 58 56 60 61
PWIND DIR NW NE NE E NE NE N NW
WIND CHAR LT GN GN GN GN GN LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1 SC SC
POP 12HR 70 60 60 50 30 20 10 10
RAIN SHWRS L L L C L C C C C S S S
TSTMS C C S S C S S
IAZ087-172100-
FAIRFIELD-JEFFERSON IA
41.05N 91.97W ELEV. 799 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 66 81 70 83
TEMP 69 69 73 77 79 76 72 70 68 67 71 76 81 78 73 72 71 70 75 80 82 78
DEWPT 69 69 73 75 76 74 72 70 68 67 71 75 78 77 73 72 71 70 74 76 78 76
RH 100100100 94 91 94100100100100100 97 91 97100100100100 97 88 88 94
WIND DIR E NE SE NE N N NE NE E E E SE SE SE S S S SW SW SW SW W
WIND SPD 4 3 3 3 4 4 5 5 6 8 9 9 9 8 9 9 10 9 9 11 9 4
CLOUDS B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 SC FW FW SC B1 B1 B1 B1 B1 SC
POP 12HR 20 30 50 40 40
QPF 12HR 0.01 0 0.15 0.02 0.01
RAIN SHWRS C S C C C C C C S S C
TSTMS C S C C S S S S S S C
OBVIS F+ F+
HEAT INDEX 89 86 91
MAX HEAT 89 86 91
DENSE FOG Y Y
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 65 71 61 69 58 69 57 72
TEMP 69 66 70 69 64 62 66 67 61 59 66 66 60 58 68 67
DEWPT 69 66 70 68 64 62 66 66 61 59 65 65 60 58 66 66
PWIND DIR N NE NE NE N N E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 OV OV B2 B2 B2 B2 B1 B1 B2 B1 SC SC B1 SC
POP 12HR 60 60 60 50 20 20 10 10
RAIN SHWRS C L L L C L C C S S S S
TSTMS C C S C C S
IAZ089-172100-
BURLINGTON-DES MOINES IA
40.79N 91.12W ELEV. 698 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 67 83 70 86
TEMP 70 69 75 80 81 77 73 71 69 68 71 77 82 79 74 72 72 72 78 83 85 80
DEWPT 70 69 73 75 76 75 73 71 69 68 70 73 75 75 73 71 70 69 72 73 75 74
RH 100100 94 85 85 94100100100100 97 87 79 88 97 97 93 90 82 72 72 82
WIND DIR E NE SE S N N NE NE NE E E E SE SE SE S S SW SW SW SW W
WIND SPD 3 4 4 4 5 4 5 5 6 6 8 8 8 5 8 9 9 8 9 10 9 5
CLOUDS B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B2 B1 B1 FW FW FW SC B1 B1 B1 B1 B1
POP 12HR 20 20 40 20 30
QPF 12HR 0.01 0 0.05 0 0
RAIN SHWRS S S S S S S C C C C L
TSTMS S S S S S S C
OBVIS PF PF
HEAT INDEX 85 87 89 88 94 82
MAX HEAT 85 87 89 89 94
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 67 75 62 72 59 71 58 74
TEMP 70 68 72 70 64 63 69 67 61 60 68 66 60 58 70 68
DEWPT 70 68 70 69 64 63 67 66 61 60 64 64 60 58 64 65
PWIND DIR N NE NE N N N NE S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC SC SC SC
POP 12HR 70 60 60 50 30 20 10 10
RAIN SHWRS L L L L C L C C S C S
TSTMS C C C C C
MOZ009-172100-
MEMPHIS-SCOTLAND MO
40.46N 92.17W ELEV. 813 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 83 66 85 70 85
TEMP 70 70 76 81 82 78 73 72 69 67 73 80 85 80 74 72 71 71 76 82 85 79
DEWPT 70 70 75 78 78 76 73 72 69 67 73 78 79 77 74 72 70 69 73 75 77 76
RH 100100 97 91 88 94100100100100100 94 82 91100100 97 93 90 79 77 91
WIND DIR SE S NW NW N N NE NE E E E SE SE SE S S S SW SW SW SW W
WIND SPD 1 2 4 3 3 3 4 3 3 3 5 5 5 3 4 4 5 5 8 9 6 2
WIND GUST 14 16 17 18
CLOUDS B1 B1 B1 SC SC SC B1 B1 B2 B1 B1 SC FW FW FW FW SC B1 B1 B1 B1 B1
POP 12HR 10 20 30 10 30
QPF 12HR 0 0 0.02 0 0
RAIN SHWRS C S C C S S L
TSTMS C S S S C
OBVIS PF PF
HEAT INDEX 88 91 87 98 87 89 95
MAX HEAT 89 91 87 98 89 96
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 66 74 63 71 59 70 58 73
TEMP 70 67 72 71 66 63 69 68 62 60 68 66 61 59 70 68
DEWPT 70 67 72 70 66 63 69 67 62 60 67 65 61 58 68 67
PWIND DIR NW N NE N N N E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 OV B2 B2 B2 B2 B2 B2 B1 B2 B1 SC SC B1 SC
POP 12HR 70 60 60 50 20 20 10 20
RAIN SHWRS L L L C C L C C S S S S S
TSTMS C C S C C S
IAZ099-172100-
KEOKUK-LEE IA
40.47N 91.43W ELEV. 671 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 84 69 86 72 88
TEMP 71 70 77 82 83 78 74 72 70 69 73 80 85 81 75 73 73 72 79 85 87 80
DEWPT 71 70 75 77 77 77 74 72 70 69 72 75 76 76 73 71 70 69 72 73 75 74
RH 100100 94 85 82 97100100100100 97 85 75 85 94 93 90 90 79 67 68 82
WIND DIR SE SE NE W NW N NE NE NE E E SE SE SE SE S S SW SW SW SW W
WIND SPD 3 3 3 4 4 4 5 5 4 5 6 6 5 4 5 6 8 6 8 10 9 4
CLOUDS B2 B2 B1 SC SC SC SC B1 B1 B1 B1 SC SC FW SC FW SC SC B1 B1 B1 B1
POP 12HR 10 30 30 10 30
QPF 12HR 0 0 0.02 0 0
RAIN SHWRS C S C C C C C
TSTMS C S S S C
OBVIS PF PF
HEAT INDEX 90 92 85 94 87 91 96 85
MAX HEAT 90 92 85 94 92 96
DENSE FOG Y Y
FLOOD A A
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 68 77 64 74 60 72 58 75
TEMP 71 68 73 71 66 64 70 68 62 61 69 67 61 59 71 69
DEWPT 71 68 72 70 65 64 69 67 62 60 66 66 61 59 66 67
PWIND DIR NW N NE N N N NE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC SC SC SC
POP 12HR 70 60 60 50 30 20 10 10
RAIN SHWRS C L L C C L C C S C S S
TSTMS C C C C C
ILZ035-172100-
MACOMB-MCDONOUGH IL
40.52N 90.65W ELEV. 707 FT
121 AM CDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 86 67 84 69 87
TEMP 71 70 77 83 85 79 74 71 69 67 72 79 84 79 73 72 70 70 79 85 87 81
DEWPT 70 70 74 76 78 77 74 71 69 67 72 75 76 76 73 71 69 69 73 73 76 74
RH 97100 90 80 80 94100100100100100 88 77 91100 97 97 97 82 67 70 79
WIND DIR SE E E SW NW N NE NE NE E E E E SE SE SE S S SW SW SW SW
WIND SPD 2 2 3 3 3 3 4 3 4 4 5 5 4 4 5 5 6 5 8 11 9 3
WIND GUST 16 16 17 16
CLOUDS B1 B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC FW FW FW SC B1 B1 B1 B1 B1
POP 12HR 20 20 30 10 30
QPF 12HR 0.01 0.01 0.02 0 0
RAIN SHWRS S S S S S S C C L
TSTMS S S S S C
OBVIS PF PF
HEAT INDEX 91 97 92 81 92 97 86
MAX HEAT 91 97 93 92 98
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 67 77 62 74 59 70 57 74
TEMP 70 67 74 71 65 63 71 68 62 60 67 66 59 58 71 68
DEWPT 70 67 72 70 65 63 69 67 62 60 66 66 59 58 66 67
PWIND DIR NW NE NE NE N N NE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 SC SC SC SC
POP 12HR 70 60 50 50 30 20 10 10
RAIN SHWRS L L C L C C C C C C S
TSTMS C C C C C
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page