650
FNUS53 KDVN 182011
FWFDVN
FIRE WEATHER PLANNING FORECAST FOR IOWA/ILLINOIS
NATIONAL WEATHER SERVICE QUAD CITIES IA/IL
311 PM CDT FRI SEP 18 2026
DISCUSSION
THE PATTERN WILL REMAIN ACTIVE WITH PERIODIC ROUNDS OF SHOWERS
AND THUNDERSTORMS INTO EARLY NEXT WEEK. GIVEN THE WET PATTERN,
THERE ARE NO SIGNIFICANT FIRE WEATHER CONCERNS.
THE GRASSLAND FIRE DANGER INDEX -GFDI- DOES NOT ACCOUNT FOR
PRECIPITATION THAT OCCURS OR ANY SNOW ON THE GROUND. PLEASE
MAKE APPROPRIATE ADJUSTMENTS.
IAZ040-192015-
BUCHANAN-
INCLUDING THE CITY OF INDEPENDENCE
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 70 50 50
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 64 79 59 67
MAX/MIN RH % 100 83 100 76
20FTWND-AM(MPH) S 6 NE 11 G20
20FTWND-PM(MPH) SE 10 SW 6 N 7 NE 12 G20
PRECIP AMOUNT 0.82 0.40 0.41 0.12
MIXING HGT (FT-AGL) 1600 3100
TRANSPORT WND (MPH) SW 13 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. EAST WIND UP TO
5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
IAZ041-192015-
DELAWARE-
INCLUDING THE CITY OF MANCHESTER
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 80 70 50
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 63 78 59 66
MAX/MIN RH % 100 82 100 75
20FTWND-AM(MPH) S 6 NE 11 G19
20FTWND-PM(MPH) SE 9 SW 6 N 6 NE 12 G20
PRECIP AMOUNT 0.82 0.63 0.62 0.15
MIXING HGT (FT-AGL) 1700 3100
TRANSPORT WND (MPH) SW 13 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. EAST WIND UP TO
5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
IAZ042-192015-
DUBUQUE-
INCLUDING THE CITY OF DUBUQUE
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 70 80 60
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 63 78 60 67
MAX/MIN RH % 100 81 100 72
20FTWND-AM(MPH) SE 5 NE 10 G19
20FTWND-PM(MPH) E 9 S 5 NW 5 NE 12
PRECIP AMOUNT 0.85 0.87 0.71 0.17
MIXING HGT (FT-AGL) 1600 3000
TRANSPORT WND (MPH) SW 13 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
IAZ051-192015-
BENTON-
INCLUDING THE CITY OF VINTON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 70 70 60
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 66 81 61 68
MAX/MIN RH % 100 78 100 79
20FTWND-AM(MPH) S 5 NE 9
20FTWND-PM(MPH) SE 9 SW 6 N 5 NE 10 G18
PRECIP AMOUNT 0.56 0.23 0.34 0.12
MIXING HGT (FT-AGL) 1900 3000
TRANSPORT WND (MPH) SW 12 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WIND AROUND 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
IAZ052-192015-
LINN-
INCLUDING THE CITY OF CEDAR RAPIDS
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 65 81 61 68
MAX/MIN RH % 100 81 100 80
20FTWND-AM(MPH) S 5 NE 9 G17
20FTWND-PM(MPH) SE 8 SW 6 N 5 NE 11 G19
PRECIP AMOUNT 0.57 0.37 0.44 0.15
MIXING HGT (FT-AGL) 2000 2900
TRANSPORT WND (MPH) SW 12 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
IAZ053-192015-
JONES-
INCLUDING THE CITY OF ANAMOSA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 80 80 60
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 64 80 61 68
MAX/MIN RH % 100 80 100 80
20FTWND-AM(MPH) LGT/VAR NE 7
20FTWND-PM(MPH) E 7 S 5 LGT/VAR NE 10 G17
PRECIP AMOUNT 0.60 0.59 0.68 0.17
MIXING HGT (FT-AGL) 1800 2900
TRANSPORT WND (MPH) SW 13 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
UP TO 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT AND
VARIABLE WIND.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
IAZ054-192015-
JACKSON-
INCLUDING THE CITY OF MAQUOKETA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 80 80 60
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 63 80 61 68
MAX/MIN RH % 100 78 100 76
20FTWND-AM(MPH) LGT/VAR NE 7
20FTWND-PM(MPH) E 7 LGT/VAR LGT/VAR NE 9 G17
PRECIP AMOUNT 0.64 0.77 0.74 0.20
MIXING HGT (FT-AGL) 1600 2900
TRANSPORT WND (MPH) S 10 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ063-192015-
IOWA-
INCLUDING THE CITY OF MARENGO
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 66 81 62 68
MAX/MIN RH % 100 79 100 86
20FTWND-AM(MPH) S 5 NE 8
20FTWND-PM(MPH) SE 8 SW 6 LGT/VAR NE 10 G17
PRECIP AMOUNT 0.33 0.12 0.38 0.23
MIXING HGT (FT-AGL) 2300 2900
TRANSPORT WND (MPH) SW 12 NE 18
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS AROUND 60. NORTHEAST WIND 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
IAZ064-192015-
JOHNSON-
INCLUDING THE CITY OF IOWA CITY
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 67 82 63 70
MAX/MIN RH % 100 78 100 85
20FTWND-AM(MPH) S 5 NE 8
20FTWND-PM(MPH) SE 8 SW 6 LGT/VAR NE 10 G18
PRECIP AMOUNT 0.34 0.19 0.47 0.27
MIXING HGT (FT-AGL) 2100 2800
TRANSPORT WND (MPH) S 12 NE 18
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
IAZ065-192015-
CEDAR-
INCLUDING THE CITY OF TIPTON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 66 82 62 69
MAX/MIN RH % 100 76 100 83
20FTWND-AM(MPH) LGT/VAR NE 6
20FTWND-PM(MPH) SE 6 LGT/VAR LGT/VAR NE 8 G17
PRECIP AMOUNT 0.41 0.34 0.48 0.26
MIXING HGT (FT-AGL) 2000 2800
TRANSPORT WND (MPH) SW 12 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ066-192015-
CLINTON-
INCLUDING THE CITY OF CLINTON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 70 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 64 81 62 69
MAX/MIN RH % 100 75 100 79
20FTWND-AM(MPH) LGT/VAR NE 6
20FTWND-PM(MPH) E 6 LGT/VAR LGT/VAR NE 8
PRECIP AMOUNT 0.47 0.58 0.70 0.27
MIXING HGT (FT-AGL) 1800 2900
TRANSPORT WND (MPH) SW 10 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ068-192015-
SCOTT-
INCLUDING THE CITIES OF DAVENPORT AND BETTENDORF
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 66 82 63 70
MAX/MIN RH % 100 76 100 84
20FTWND-AM(MPH) LGT/VAR NE 7
20FTWND-PM(MPH) E 7 S 5 LGT/VAR NE 9 G18
PRECIP AMOUNT 0.29 0.38 0.54 0.28
MIXING HGT (FT-AGL) 1900 2800
TRANSPORT WND (MPH) SW 12 NE 18
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
IAZ076-192015-
KEOKUK-
INCLUDING THE CITY OF SIGOURNEY
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 80 70
CHANCE OF THUNDER (%) 50 20 50 50
MIN/MAX TEMP 68 83 63 70
MAX/MIN RH % 100 80 100 95
20FTWND-AM(MPH) S 5 NE 8
20FTWND-PM(MPH) SE 8 SW 6 LGT/VAR NE 10
PRECIP AMOUNT 0.17 0.15 0.51 0.28
MIXING HGT (FT-AGL) 2300 2800
TRANSPORT WND (MPH) SW 13 NE 17
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WIND UP TO
5 MPH.
IAZ077-192015-
WASHINGTON-
INCLUDING THE CITY OF WASHINGTON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 70 80 70
CHANCE OF THUNDER (%) 50 20 50 50
MIN/MAX TEMP 68 83 63 71
MAX/MIN RH % 100 79 100 91
20FTWND-AM(MPH) S 5 NE 8
20FTWND-PM(MPH) SE 8 SW 7 LGT/VAR NE 11
PRECIP AMOUNT 0.16 0.14 0.54 0.30
MIXING HGT (FT-AGL) 2200 2800
TRANSPORT WND (MPH) SW 13 NE 18
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ078-192015-
LOUISA-
INCLUDING THE CITY OF WAPELLO
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 80 70
CHANCE OF THUNDER (%) 50 50 50 50
MIN/MAX TEMP 69 85 65 73
MAX/MIN RH % 100 72 100 89
20FTWND-AM(MPH) LGT/VAR NE 6
20FTWND-PM(MPH) SE 6 SW 6 LGT/VAR NE 9 G17
PRECIP AMOUNT 0.11 0.14 0.42 0.36
MIXING HGT (FT-AGL) 2300 2600
TRANSPORT WND (MPH) SW 13 NE 17
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
IAZ087-192015-
JEFFERSON-
INCLUDING THE CITY OF FAIRFIELD
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 40 70 70
CHANCE OF THUNDER (%) 40 20 50 50
MIN/MAX TEMP 68 84 64 72
MAX/MIN RH % 100 81 100 94
20FTWND-AM(MPH) LGT/VAR N 6
20FTWND-PM(MPH) SE 6 SW 5 LGT/VAR NE 9
PRECIP AMOUNT 0.10 0.06 0.65 0.36
MIXING HGT (FT-AGL) 2500 2400
TRANSPORT WND (MPH) SW 13 NE 16
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. EAST WIND
UP TO 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ088-192015-
HENRY IA-
INCLUDING THE CITY OF MOUNT PLEASANT
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 40 70 70
CHANCE OF THUNDER (%) 20 20 50 50
MIN/MAX TEMP 68 85 64 73
MAX/MIN RH % 100 74 100 92
20FTWND-AM(MPH) LGT/VAR N 5
20FTWND-PM(MPH) SE 6 SW 5 LGT/VAR NE 8
PRECIP AMOUNT 0.08 0.08 0.48 0.38
MIXING HGT (FT-AGL) 2400 2500
TRANSPORT WND (MPH) SW 13 NE 15
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
IAZ089-192015-
DES MOINES-
INCLUDING THE CITY OF BURLINGTON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 30 70 70
CHANCE OF THUNDER (%) 30 20 50 50
MIN/MAX TEMP 69 86 65 75
MAX/MIN RH % 100 70 100 91
20FTWND-AM(MPH) LGT/VAR N 5
20FTWND-PM(MPH) SE 6 SW 6 LGT/VAR NE 8
PRECIP AMOUNT 0.07 0.07 0.35 0.38
MIXING HGT (FT-AGL) 2500 2600
TRANSPORT WND (MPH) S 14 NE 14
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
IAZ098-192015-
VAN BUREN-
INCLUDING THE CITY OF KEOSAUQUA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 20 70 70
CHANCE OF THUNDER (%) 20 20 50 50
MIN/MAX TEMP 69 86 65 74
MAX/MIN RH % 100 77 100 94
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6
PRECIP AMOUNT 0.04 0.02 0.74 0.30
MIXING HGT (FT-AGL) 2500 2400
TRANSPORT WND (MPH) S 14 NE 14
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
UP TO 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT AND
VARIABLE WIND.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
IAZ099-192015-
LEE-
INCLUDING THE CITY OF FORT MADISON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 20 20 70 70
CHANCE OF THUNDER (%) 0 0 50 50
MIN/MAX TEMP 69 89 66 77
MAX/MIN RH % 100 67 100 93
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) LGT/VAR SW 5 LGT/VAR NE 6
PRECIP AMOUNT 0.04 0.02 0.53 0.26
MIXING HGT (FT-AGL) 2500 2400
TRANSPORT WND (MPH) SW 13 NE 15
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND UP
TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ001-192015-
JO DAVIESS-
INCLUDING THE CITY OF GALENA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 80 80 60
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 62 77 60 67
MAX/MIN RH % 100 86 100 78
20FTWND-AM(MPH) SE 5 NE 10 G19
20FTWND-PM(MPH) E 9 G17 S 5 LGT/VAR NE 11 G19
PRECIP AMOUNT 0.80 0.90 0.75 0.16
MIXING HGT (FT-AGL) 1600 3100
TRANSPORT WND (MPH) S 12 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
ILZ002-192015-
STEPHENSON-
INCLUDING THE CITY OF FREEPORT
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 90 70 60
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 60 77 60 67
MAX/MIN RH % 100 88 100 81
20FTWND-AM(MPH) SE 7 NE 12 G20
20FTWND-PM(MPH) E 9 G17 S 6 N 5 NE 13 G20
PRECIP AMOUNT 0.80 1.10 0.86 0.20
MIXING HGT (FT-AGL) 1600 3100
TRANSPORT WND (MPH) S 12 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND UP
TO 5 MPH.
ILZ007-192015-
CARROLL-
INCLUDING THE CITY OF MOUNT CARROLL
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 80 80 60
CHANCE OF THUNDER (%) 50 50 50 0
MIN/MAX TEMP 62 79 61 69
MAX/MIN RH % 100 85 100 84
20FTWND-AM(MPH) SE 5 NE 9 G17
20FTWND-PM(MPH) E 9 S 5 LGT/VAR NE 12 G19
PRECIP AMOUNT 0.61 0.82 0.99 0.23
MIXING HGT (FT-AGL) 1800 2900
TRANSPORT WND (MPH) S 12 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
ILZ009-192015-
WHITESIDE-
INCLUDING THE CITY OF STERLING
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 80 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 64 81 62 71
MAX/MIN RH % 100 79 100 85
20FTWND-AM(MPH) SE 6 NE 9
20FTWND-PM(MPH) E 8 S 6 LGT/VAR NE 11
PRECIP AMOUNT 0.34 0.60 0.80 0.28
MIXING HGT (FT-AGL) 2000 2800
TRANSPORT WND (MPH) S 12 NE 20
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ015-192015-
ROCK ISLAND-
INCLUDING THE CITIES OF MOLINE AND ROCK ISLAND
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 66 83 64 72
MAX/MIN RH % 100 75 100 85
20FTWND-AM(MPH) SE 5 NE 7
20FTWND-PM(MPH) E 7 S 6 LGT/VAR NE 10 G18
PRECIP AMOUNT 0.21 0.30 0.50 0.30
MIXING HGT (FT-AGL) 2000 2700
TRANSPORT WND (MPH) SW 13 NE 18
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ016-192015-
HENRY IL-
INCLUDING THE CITY OF GENESEO
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 80 80
CHANCE OF THUNDER (%) 40 50 50 20
MIN/MAX TEMP 66 83 64 72
MAX/MIN RH % 100 74 100 85
20FTWND-AM(MPH) SE 6 NE 8
20FTWND-PM(MPH) E 8 S 7 LGT/VAR NE 11
PRECIP AMOUNT 0.16 0.25 0.44 0.30
MIXING HGT (FT-AGL) 1900 2700
TRANSPORT WND (MPH) S 13 NE 18
SMOKE DISPERSION POOR GOOD
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ017-192015-
BUREAU-
INCLUDING THE CITY OF PRINCETON
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 80 80
CHANCE OF THUNDER (%) 40 50 50 20
MIN/MAX TEMP 65 83 64 72
MAX/MIN RH % 100 69 100 78
20FTWND-AM(MPH) SE 5 NE 7
20FTWND-PM(MPH) E 8 S 6 LGT/VAR NE 10 G18
PRECIP AMOUNT 0.19 0.38 0.59 0.29
MIXING HGT (FT-AGL) 1800 2700
TRANSPORT WND (MPH) S 12 NE 17
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTH WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ018-192015-
PUTNAM-
INCLUDING THE CITY OF HENNEPIN
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 50 70 80
CHANCE OF THUNDER (%) 30 50 50 20
MIN/MAX TEMP 66 83 65 74
MAX/MIN RH % 100 69 100 79
20FTWND-AM(MPH) LGT/VAR NE 5
20FTWND-PM(MPH) E 7 S 5 LGT/VAR NE 9 G17
PRECIP AMOUNT 0.12 0.26 0.42 0.25
MIXING HGT (FT-AGL) 1700 2700
TRANSPORT WND (MPH) S 12 NE 17
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTH WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ024-192015-
MERCER-
INCLUDING THE CITY OF ALEDO
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 80 70
CHANCE OF THUNDER (%) 50 50 50 50
MIN/MAX TEMP 68 85 65 73
MAX/MIN RH % 100 77 100 90
20FTWND-AM(MPH) SE 5 NE 7
20FTWND-PM(MPH) SE 7 S 6 LGT/VAR NE 10 G18
PRECIP AMOUNT 0.10 0.14 0.33 0.33
MIXING HGT (FT-AGL) 2000 2700
TRANSPORT WND (MPH) S 13 NE 17
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ025-192015-
HENDERSON-
INCLUDING THE CITY OF OQUAWKA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 20 70 70
CHANCE OF THUNDER (%) 20 0 50 50
MIN/MAX TEMP 69 86 66 75
MAX/MIN RH % 100 72 100 94
20FTWND-AM(MPH) LGT/VAR N 5
20FTWND-PM(MPH) SE 6 S 6 LGT/VAR NE 8
PRECIP AMOUNT 0.05 0.04 0.31 0.30
MIXING HGT (FT-AGL) 2300 2700
TRANSPORT WND (MPH) S 14 NE 14
SMOKE DISPERSION MARGINAL FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ026-192015-
WARREN-
INCLUDING THE CITY OF MONMOUTH
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 30 70 70
CHANCE OF THUNDER (%) 30 0 50 50
MIN/MAX TEMP 67 86 65 75
MAX/MIN RH % 100 75 100 94
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) SE 6 S 5 LGT/VAR NE 8 G17
PRECIP AMOUNT 0.04 0.05 0.23 0.29
MIXING HGT (FT-AGL) 2100 2700
TRANSPORT WND (MPH) S 13 NE 15
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ034-192015-
HANCOCK-
INCLUDING THE CITY OF CARTHAGE
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 20 10 60 60
CHANCE OF THUNDER (%) 0 0 50 50
MIN/MAX TEMP 70 91 67 79
MAX/MIN RH % 100 57 100 86
20FTWND-AM(MPH) S 5 LGT/VAR
20FTWND-PM(MPH) SE 6 SW 6 LGT/VAR NE 7
PRECIP AMOUNT 0.01 0.00 0.25 0.18
MIXING HGT (FT-AGL) 2500 2500
TRANSPORT WND (MPH) SW 13 NE 14
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
ILZ035-192015-
MCDONOUGH-
INCLUDING THE CITY OF MACOMB
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 20 20 60 60
CHANCE OF THUNDER (%) 0 0 50 50
MIN/MAX TEMP 68 88 66 77
MAX/MIN RH % 100 61 100 87
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) E 5 SW 5 LGT/VAR NE 7
PRECIP AMOUNT 0.01 0.01 0.21 0.18
MIXING HGT (FT-AGL) 2400 2500
TRANSPORT WND (MPH) SW 12 NE 14
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
MOZ009-192015-
SCOTLAND-
INCLUDING THE CITY OF MEMPHIS
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 10 10 70 60
CHANCE OF THUNDER (%) 0 0 50 50
MIN/MAX TEMP 70 87 65 76
MAX/MIN RH % 100 71 100 96
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
PRECIP AMOUNT 0.01 0.00 0.78 0.23
MIXING HGT (FT-AGL) 2700 2100
TRANSPORT WND (MPH) SW 13 NE 15
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. NORTHEAST WIND AROUND 5 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 60S.
NORTHEAST WIND AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WIND
UP TO 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
UP TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT AND
VARIABLE WIND.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
MOZ010-192015-
CLARK-
INCLUDING THE CITY OF KAHOKA
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 10 60 60
CHANCE OF THUNDER (%) 0 0 50 50
MIN/MAX TEMP 70 90 67 79
MAX/MIN RH % 100 64 100 94
20FTWND-AM(MPH) LGT/VAR LGT/VAR
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
PRECIP AMOUNT 0.01 0.00 0.46 0.22
MIXING HGT (FT-AGL) 2600 2400
TRANSPORT WND (MPH) SW 13 NE 15
SMOKE DISPERSION MARGINAL MARGINAL
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER 60S.
NORTHEAST WIND 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. NORTHEAST WIND AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. NORTHEAST WIND
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WIND UP
TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
IAZ067-192015-
MUSCATINE-
INCLUDING THE CITY OF MUSCATINE
311 PM CDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 70 80 70
CHANCE OF THUNDER (%) 50 50 50 20
MIN/MAX TEMP 68 84 64 71
MAX/MIN RH % 100 76 100 87
20FTWND-AM(MPH) LGT/VAR NE 7
20FTWND-PM(MPH) SE 6 S 5 LGT/VAR NE 9 G18
PRECIP AMOUNT 0.23 0.25 0.48 0.31
MIXING HGT (FT-AGL) 2100 2700
TRANSPORT WND (MPH) SW 13 NE 20
SMOKE DISPERSION POOR FAIR
GFDI INDEX LOW LOW LOW LOW
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. NORTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WIND 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. NORTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. NORTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WIND UP TO 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WIND
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
NORTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WIND UP TO
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WIND UP TO 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WIND UP
TO 5 MPH.
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