249
FNUS53 KLOT 192044
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
344 PM CDT WED AUG 19 2026
DISCUSSION
ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE
SOUTH OF I-80 THIS AFTERNOON AND EVENING, ESPECIALLY NEAR OR SOUTH
OF US RT. 24. POCKETS OF VERY HEAVY RAINFALL ARE POSSIBLE WHICH
COULD LEAD TO LOCALIZED FLOODING IMPACTS IN AREAS THAT SEE
MULTIPLE ROUNDS OF RAIN.
EXPECT MOSTLY SUNNY SKIES TOMORROW WITH AFTERNOON TEMPERATURES IN
THE UPPER 70S TO NEAR 80. LIGHT WINDS WILL FAVOR A NE DIRECTION
GOING SE LATER IN THE DAY. RAIN AND STORM CHANCES RETURN ON
FRIDAY.
ILZ014-200915-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 40
MAX TEMP (24HR TREND) 79 (+1) 81
MIN RH % (24HR TREND) 47 (-16) 61
MIN TEMP (24HR TREND) 61 (-4) 60
MAX RH % (24HR TREND) 85 (-14) 94
20FT WIND AM (MPH) LGT/VAR SW 5-7
20FT WIND PM (MPH) LGT/VAR NE 3-5 LGT/VAR SW 5-7
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3800 2600
MAX MIXING HGT (FT) 4900 4900
TRANSPORT WND (MPH) NE 9 SW 11
VENT RATE (MPH-FT) 44100 58800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ006-200915-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 78 (+2) 80
MIN RH % (24HR TREND) 50 (-16) 64
MIN TEMP (24HR TREND) 57 (-6) 58
MAX RH % (24HR TREND) 90 (-10) 93
20FT WIND AM (MPH) LGT/VAR SW 6-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 6-8
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3600 2300
MAX MIXING HGT (FT) 5000 3900
TRANSPORT WND (MPH) E 6 SW 12
VENT RATE (MPH-FT) 35000 50700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
INZ001-200915-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 30
MAX TEMP (24HR TREND) 78 (0) 79
MIN RH % (24HR TREND) 58 (-9) 66
MIN TEMP (24HR TREND) 61 (-3) 57
MAX RH % (24HR TREND) 89 (-11) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR NE 3-5 LGT/VAR SW 3-5
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.05-0.10
11 AM MIXING HGT (FT) 2900 2000
MAX MIXING HGT (FT) 3800 4200
TRANSPORT WND (MPH) NE 10 SW 10
VENT RATE (MPH-FT) 38000 42000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS,
BECOMING NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
INZ002-200915-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20
MAX TEMP (24HR TREND) 78 (+1) 79
MIN RH % (24HR TREND) 59 (-8) 65
MIN TEMP (24HR TREND) 60 (-4) 57
MAX RH % (24HR TREND) 90 (-10) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR N 3-5 LGT/VAR SW 3-5
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2600 1700
MAX MIXING HGT (FT) 3900 3900
TRANSPORT WND (MPH) N 10 SW 10
VENT RATE (MPH-FT) 39000 39000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
ILZ013-200915-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 50
MAX TEMP (24HR TREND) 80 (+1) 80
MIN RH % (24HR TREND) 46 (-12) 64
MIN TEMP (24HR TREND) 60 (-5) 58
MAX RH % (24HR TREND) 88 (-12) 95
20FT WIND AM (MPH) LGT/VAR SW 5-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 5-8
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3900 2300
MAX MIXING HGT (FT) 5300 4100
TRANSPORT WND (MPH) NE 8 SW 11
VENT RATE (MPH-FT) 42400 49200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ012-200915-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 60
MAX TEMP (24HR TREND) 79 (+1) 79
MIN RH % (24HR TREND) 53 (-5) 72
MIN TEMP (24HR TREND) 57 (-6) 57
MAX RH % (24HR TREND) 92 (-8) 99
20FT WIND AM (MPH) LGT/VAR SW 5-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 5-8
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3400 1900
MAX MIXING HGT (FT) 4900 3200
TRANSPORT WND (MPH) NE 6 SW 12
VENT RATE (MPH-FT) 34300 41600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ005-200915-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 70
MAX TEMP (24HR TREND) 79 (+1) 79
MIN RH % (24HR TREND) 52 (-12) 71
MIN TEMP (24HR TREND) 56 (-4) 58
MAX RH % (24HR TREND) 93 (-7) 93
20FT WIND AM (MPH) LGT/VAR SW 5-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 5-7
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3500 2000
MAX MIXING HGT (FT) 5100 4100
TRANSPORT WND (MPH) E 5 SW 13
VENT RATE (MPH-FT) 30600 57400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ004-200915-
BOONE-
INCLUDING THE CITY OF BELVIDERE
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 70
MAX TEMP (24HR TREND) 79 (0) 79
MIN RH % (24HR TREND) 50 (-11) 70
MIN TEMP (24HR TREND) 56 (-2) 57
MAX RH % (24HR TREND) 92 (-8) 95
20FT WIND AM (MPH) LGT/VAR SW 6-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 6-8
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3300 2000
MAX MIXING HGT (FT) 5000 4200
TRANSPORT WND (MPH) SE 4 SW 13
VENT RATE (MPH-FT) 25000 58800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. WEST WINDS AROUND
5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ011-200915-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 70
MAX TEMP (24HR TREND) 79 (0) 79
MIN RH % (24HR TREND) 51 (-8) 69
MIN TEMP (24HR TREND) 57 (-6) 57
MAX RH % (24HR TREND) 93 (-7) 97
20FT WIND AM (MPH) LGT/VAR SW 6-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 6-8
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3100 1900
MAX MIXING HGT (FT) 4700 3300
TRANSPORT WND (MPH) NE 5 SW 12
VENT RATE (MPH-FT) 28200 42900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS, BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ003-200915-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 70
MAX TEMP (24HR TREND) 80 (0) 80
MIN RH % (24HR TREND) 48 (-9) 68
MIN TEMP (24HR TREND) 56 (-4) 58
MAX RH % (24HR TREND) 94 (-6) 98
20FT WIND AM (MPH) LGT/VAR SW 7-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR W 7-8
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3400 2100
MAX MIXING HGT (FT) 5100 4100
TRANSPORT WND (MPH) S 4 SW 13
VENT RATE (MPH-FT) 25500 57400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ008-200915-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
MAX TEMP (24HR TREND) 79 (-1) 80
MIN RH % (24HR TREND) 50 (-5) 68
MIN TEMP (24HR TREND) 56 (-5) 58
MAX RH % (24HR TREND) 95 (-3) 100
20FT WIND AM (MPH) LGT/VAR SW 6-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 6-8
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3100 2000
MAX MIXING HGT (FT) 4900 3900
TRANSPORT WND (MPH) E 4 SW 13
VENT RATE (MPH-FT) 24500 54600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. WEST WINDS AROUND
5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ010-200915-
LEE-
INCLUDING THE CITY OF DIXON
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
MAX TEMP (24HR TREND) 79 (0) 80
MIN RH % (24HR TREND) 52 (-3) 68
MIN TEMP (24HR TREND) 58 (-6) 58
MAX RH % (24HR TREND) 97 (-1) 100
20FT WIND AM (MPH) LGT/VAR SW 5-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 5-7
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2800 2000
MAX MIXING HGT (FT) 4600 3200
TRANSPORT WND (MPH) NE 5 SW 12
VENT RATE (MPH-FT) 27600 41600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ019-200915-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 20 50
MAX TEMP (24HR TREND) 80 (0) 81
MIN RH % (24HR TREND) 52 (-13) 66
MIN TEMP (24HR TREND) 59 (-9) 58
MAX RH % (24HR TREND) 96 (-4) 97
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 4-7
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2400 1800
MAX MIXING HGT (FT) 4500 3200
TRANSPORT WND (MPH) NE 6 SW 11
VENT RATE (MPH-FT) 31500 38400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHEAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
ILZ020-200915-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 60
MAX TEMP (24HR TREND) 80 (+1) 80
MIN RH % (24HR TREND) 53 (-3) 70
MIN TEMP (24HR TREND) 59 (-7) 57
MAX RH % (24HR TREND) 92 (-8) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 4-7
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3000 1800
MAX MIXING HGT (FT) 4800 3200
TRANSPORT WND (MPH) NE 8 SW 11
VENT RATE (MPH-FT) 38400 38400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ021-200915-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 20 40
MAX TEMP (24HR TREND) 80 (0) 81
MIN RH % (24HR TREND) 55 (-11) 69
MIN TEMP (24HR TREND) 60 (-9) 58
MAX RH % (24HR TREND) 96 (-4) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 3-6
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2600 1800
MAX MIXING HGT (FT) 4500 3200
TRANSPORT WND (MPH) NE 8 SW 10
VENT RATE (MPH-FT) 36000 32000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
ILZ022-200915-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 30
MAX TEMP (24HR TREND) 79 (0) 80
MIN RH % (24HR TREND) 53 (-9) 69
MIN TEMP (24HR TREND) 61 (-5) 57
MAX RH % (24HR TREND) 92 (-8) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 4-6
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3300 1900
MAX MIXING HGT (FT) 4600 3200
TRANSPORT WND (MPH) NE 9 SW 10
VENT RATE (MPH-FT) 41400 32000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
ILZ032-200915-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE TSTMS
CHANCE PRECIP (%) 30 30
MAX TEMP (24HR TREND) 80 (-1) 82
MIN RH % (24HR TREND) 60 (-11) 67
MIN TEMP (24HR TREND) 61 (-8) 58
MAX RH % (24HR TREND) 98 (-2) 99
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR SW 2-5
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 1900
MAX MIXING HGT (FT) 4500 3200
TRANSPORT WND (MPH) NE 8 SW 9
VENT RATE (MPH-FT) 36000 28800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
ILZ023-200915-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 20 20
MAX TEMP (24HR TREND) 79 (0) 80
MIN RH % (24HR TREND) 57 (-11) 66
MIN TEMP (24HR TREND) 61 (-4) 57
MAX RH % (24HR TREND) 94 (-5) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2800 1900
MAX MIXING HGT (FT) 4100 3400
TRANSPORT WND (MPH) NE 9 SW 9
VENT RATE (MPH-FT) 36900 30600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ039-200915-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE TSTMS
CHANCE PRECIP (%) 40 20
MAX TEMP (24HR TREND) 79 (-1) 81
MIN RH % (24HR TREND) 61 (-10) 64
MIN TEMP (24HR TREND) 62 (-6) 58
MAX RH % (24HR TREND) 97 (-3) 97
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2200 2000
MAX MIXING HGT (FT) 4100 3300
TRANSPORT WND (MPH) NE 8 SW 9
VENT RATE (MPH-FT) 32800 29700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. EAST WINDS AROUND
5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 80. SOUTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
ILZ033-200915-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 40 10
MAX TEMP (24HR TREND) 79 (0) 80
MIN RH % (24HR TREND) 58 (-12) 63
MIN TEMP (24HR TREND) 61 (-5) 57
MAX RH % (24HR TREND) 97 (-2) 98
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 1900
MAX MIXING HGT (FT) 4000 3300
TRANSPORT WND (MPH) NE 8 SW 8
VENT RATE (MPH-FT) 32000 26400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
INZ010-200915-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 10
MAX TEMP (24HR TREND) 78 (-1) 79
MIN RH % (24HR TREND) 59 (-13) 64
MIN TEMP (24HR TREND) 61 (-3) 57
MAX RH % (24HR TREND) 95 (-5) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2400 1800
MAX MIXING HGT (FT) 3900 4100
TRANSPORT WND (MPH) NE 9 SW 8
VENT RATE (MPH-FT) 35100 32800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
INZ011-200915-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
344 PM CDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 10
MAX TEMP (24HR TREND) 78 (-1) 79
MIN RH % (24HR TREND) 60 (-12) 66
MIN TEMP (24HR TREND) 60 (-4) 57
MAX RH % (24HR TREND) 94 (-6) 99
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 1800
MAX MIXING HGT (FT) 4000 4300
TRANSPORT WND (MPH) NE 8 SW 8
VENT RATE (MPH-FT) 32000 34400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
INZ019-200915-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
444 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 10
MAX TEMP (24HR TREND) 78 (-1) 79
MIN RH % (24HR TREND) 60 (-13) 63
MIN TEMP (24HR TREND) 61 (-5) 58
MAX RH % (24HR TREND) 97 (-3) 98
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 1700
MAX MIXING HGT (FT) 3900 4100
TRANSPORT WND (MPH) NE 8 SW 8
VENT RATE (MPH-FT) 31200 32800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH IN THE MORNING, BECOMING LIGHT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
DOOM
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