957
FNUS53 KLOT 310850
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
350 AM CDT FRI JUL 31 2026
DISCUSSION
PERIODS OF RAIN WILL SPREAD ACROSS THE AREA THIS
AFTERNOON AND CONTINUE THROUGH SATURDAY EVENING, ENDING FROM WEST
TO EAST SATURDAY NIGHT. THERE WILL ALSO BE A CHANCE OF THUNDERSTORMS.
SOME OF THE RAIN MAY BE HEAVY AT TIMES. STORM TOTAL RAINFALL AMOUNTS
BY SATURDAY NIGHT ARE EXPECTED TO RANGE FROM 1 TO 3 INCHES, WITH THE
HEAVIEST AMOUNTS POSSIBLY ALONG AND NORTH OF INTERSTATE 80. NORTHEAST
WINDS MAY GUST AS HIGH AS 35 MPH SATURDAY AND SATURDAY NIGHT. DRY
WEATHER IS EXPECTED EARLY NEXT WEEK WITH PRECIPITATION CHANCES
POSSIBLY RETURNING LATER NEXT WEEK.
ILZ014-312130-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 100 80 40
MAX TEMP (24HR TREND) 83 (-2) 73
MIN RH % (24HR TREND) 54 (+14) 89
MIN TEMP (24HR TREND) 65 (-1) 63
MAX RH % (24HR TREND) 99 (+12) 99
20FT WIND AM (MPH) S 6-10 E 10-15
20FT WIND PM (MPH) S 6-10 SE 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 20 24 30 30
PRECIP AMOUNT (IN) 0.10-0.25 0.75-1.00 0.50-0.75 0.05-0.10
11 AM MIXING HGT (FT) 4100 1800
MAX MIXING HGT (FT) 5000 1900
TRANSPORT WND (MPH) S 17 NE 21
VENT RATE (MPH-FT) 85000 41800
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. LIGHT
WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING
NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTH WINDS AROUND 5 MPH.
ILZ006-312130-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 100 80 20
MAX TEMP (24HR TREND) 82 (-3) 73
MIN RH % (24HR TREND) 54 (+15) 88
MIN TEMP (24HR TREND) 64 (0) 62
MAX RH % (24HR TREND) 100 (+11) 100
20FT WIND AM (MPH) S 6-11 NE 10-15
20FT WIND PM (MPH) SE 6-11 SE 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 19 25 29 29
PRECIP AMOUNT (IN) 0.10-0.25 0.75-1.00 0.25-0.50 0.01-0.05
11 AM MIXING HGT (FT) 4000 1800
MAX MIXING HGT (FT) 4600 1900
TRANSPORT WND (MPH) S 14 NE 26
VENT RATE (MPH-FT) 69000 49400
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 80. WEST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE
AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH, BECOMING
NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
INZ001-312130-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 80 70
MAX TEMP (24HR TREND) 83 (0) 74
MIN RH % (24HR TREND) 57 (+11) 89
MIN TEMP (24HR TREND) 63 (0) 63
MAX RH % (24HR TREND) 100 (+3) 100
20FT WIND AM (MPH) S 5-8 E 10-12
20FT WIND PM (MPH) S 5-8 SE 9-10 NE 10-12 NE 10-15
PEAK WIND GUSTS (MPH) 18 20 29 30
PRECIP AMOUNT (IN) 0.05-0.10 0.50-0.75 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 3600 1600
MAX MIXING HGT (FT) 4900 1700
TRANSPORT WND (MPH) S 17 NE 17
VENT RATE (MPH-FT) 83300 28900
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHEAST WINDS AROUND
5 MPH, BECOMING NORTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH, BECOMING
SOUTH AFTER MIDNIGHT.
INZ002-312130-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 90 80 70
MAX TEMP (24HR TREND) 83 (0) 74
MIN RH % (24HR TREND) 57 (+9) 88
MIN TEMP (24HR TREND) 64 (+1) 63
MAX RH % (24HR TREND) 100 (+3) 100
20FT WIND AM (MPH) LGT/VAR E 10-11
20FT WIND PM (MPH) S 4-7 SE 7-10 NE 10-11 NE 10-11
PEAK WIND GUSTS (MPH) 19 25 25
PRECIP AMOUNT (IN) 0.01-0.05 0.50-0.75 0.25-0.50 0.25-0.50
11 AM MIXING HGT (FT) 3600 1500
MAX MIXING HGT (FT) 5200 1800
TRANSPORT WND (MPH) S 16 E 16
VENT RATE (MPH-FT) 83200 28800
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. EAST WINDS AROUND
5 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ013-312130-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 100 80 30
MAX TEMP (24HR TREND) 81 (-4) 73
MIN RH % (24HR TREND) 56 (+16) 90
MIN TEMP (24HR TREND) 65 (0) 64
MAX RH % (24HR TREND) 100 (+12) 100
20FT WIND AM (MPH) S 6-10 E 10-15
20FT WIND PM (MPH) S 6-10 SE 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 20 21 29 28
PRECIP AMOUNT (IN) 0.10-0.25 0.75-1.00 0.50-0.75 0.01-0.05
11 AM MIXING HGT (FT) 4000 1900
MAX MIXING HGT (FT) 4700 1900
TRANSPORT WND (MPH) S 17 NE 23
VENT RATE (MPH-FT) 79900 43700
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ012-312130-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 100 80 20
MAX TEMP (24HR TREND) 80 (-3) 73
MIN RH % (24HR TREND) 64 (+17) 88
MIN TEMP (24HR TREND) 64 (+1) 63
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) S 1-6 NE 10-15
20FT WIND PM (MPH) S 7-12 E 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 21 23 28 27
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.25-0.50 0.01-0.05
11 AM MIXING HGT (FT) 2700 1800
MAX MIXING HGT (FT) 3200 1900
TRANSPORT WND (MPH) S 16 NE 24
VENT RATE (MPH-FT) 51200 45600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. WEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ005-312130-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 100 80 20
MAX TEMP (24HR TREND) 80 (-5) 73
MIN RH % (24HR TREND) 61 (+19) 89
MIN TEMP (24HR TREND) 63 (0) 61
MAX RH % (24HR TREND) 100 (+7) 100
20FT WIND AM (MPH) S 6-11 NE 10-15
20FT WIND PM (MPH) S 6-11 E 10-15 NE 10-15 NE 11-12
PEAK WIND GUSTS (MPH) 21 23 27 27
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.25-0.50 0.01-0.05
11 AM MIXING HGT (FT) 3000 1700
MAX MIXING HGT (FT) 3100 2000
TRANSPORT WND (MPH) S 14 NE 25
VENT RATE (MPH-FT) 46500 50000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. LIGHT WINDS, BECOMING SOUTHWEST AROUND 5 MPH IN THE
AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
ILZ004-312130-
BOONE-
INCLUDING THE CITY OF BELVIDERE
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 100 70 10
MAX TEMP (24HR TREND) 79 (-5) 74
MIN RH % (24HR TREND) 62 (+20) 84
MIN TEMP (24HR TREND) 63 (+1) 61
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) S 1-6 NE 10-15
20FT WIND PM (MPH) SE 7-12 E 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 23 24 26 24
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.00
11 AM MIXING HGT (FT) 2300 1700
MAX MIXING HGT (FT) 2500 2000
TRANSPORT WND (MPH) S 16 NE 24
VENT RATE (MPH-FT) 40000 48000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. LIGHT WINDS.
ILZ011-312130-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 100 80 20
MAX TEMP (24HR TREND) 80 (-3) 74
MIN RH % (24HR TREND) 63 (+15) 82
MIN TEMP (24HR TREND) 64 (+2) 62
MAX RH % (24HR TREND) 100 (+3) 100
20FT WIND AM (MPH) S 10-15 NE 10-15
20FT WIND PM (MPH) SE 10-15 E 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 24 25 27 27
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.25-0.50 0.01-0.05
11 AM MIXING HGT (FT) 1900 1700
MAX MIXING HGT (FT) 2300 1900
TRANSPORT WND (MPH) S 16 NE 25
VENT RATE (MPH-FT) 36800 47500
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. EAST WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. NORTH WINDS AROUND 5 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S.
SOUTH WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ003-312130-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 100 70 10
MAX TEMP (24HR TREND) 79 (-6) 74
MIN RH % (24HR TREND) 63 (+25) 83
MIN TEMP (24HR TREND) 63 (+1) 60
MAX RH % (24HR TREND) 100 (+6) 100
20FT WIND AM (MPH) S 10-15 NE 10-15
20FT WIND PM (MPH) SE 10-15 E 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 24 25 26 24
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.00
11 AM MIXING HGT (FT) 2300 1800
MAX MIXING HGT (FT) 2400 2000
TRANSPORT WND (MPH) S 17 NE 24
VENT RATE (MPH-FT) 40800 48000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. NORTH WINDS AROUND 5 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT.
ILZ008-312130-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 100 70 10
MAX TEMP (24HR TREND) 78 (-5) 74
MIN RH % (24HR TREND) 66 (+20) 82
MIN TEMP (24HR TREND) 63 (+1) 61
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) S 10-15 NE 10-15
20FT WIND PM (MPH) SE 10-15 E 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 25 25 26 25
PRECIP AMOUNT (IN) 0.50-0.75 1.00-1.50 0.25-0.50 0.00
11 AM MIXING HGT (FT) 1800 1700
MAX MIXING HGT (FT) 1900 2000
TRANSPORT WND (MPH) S 18 NE 26
VENT RATE (MPH-FT) 34200 52000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN THE
UPPER 70S. NORTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. EAST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. NORTH WINDS AROUND 5 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S.
SOUTH WINDS AROUND 5 MPH.
ILZ010-312130-
LEE-
INCLUDING THE CITY OF DIXON
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 100 70 20
MAX TEMP (24HR TREND) 78 (-5) 74
MIN RH % (24HR TREND) 66 (+17) 80
MIN TEMP (24HR TREND) 64 (+1) 62
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) S 10-15 NE 10-15
20FT WIND PM (MPH) SE 10-15 SE 10-15 NE 10-15 N 10-15
PEAK WIND GUSTS (MPH) 25 25 27 27
PRECIP AMOUNT (IN) 0.50-0.75 1.00-1.50 0.25-0.50 0.01-0.05
11 AM MIXING HGT (FT) 1600 1600
MAX MIXING HGT (FT) 1700 2000
TRANSPORT WND (MPH) SE 21 NE 25
VENT RATE (MPH-FT) 37400 50000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN THE
UPPER 70S. NORTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
CLEAR. LOWS AROUND 60. EAST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. MOSTLY SUNNY.
HIGHS IN THE LOWER 80S. NORTH WINDS AROUND 5 MPH, BECOMING
SOUTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S.
SOUTH WINDS AROUND 5 MPH.
ILZ019-312130-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 100 80 30
MAX TEMP (24HR TREND) 80 (-3) 74
MIN RH % (24HR TREND) 62 (+13) 79
MIN TEMP (24HR TREND) 66 (+3) 64
MAX RH % (24HR TREND) 100 (+5) 97
20FT WIND AM (MPH) S 7-12 NE 10-15
20FT WIND PM (MPH) SE 7-12 SE 10-15 NE 10-15 N 10-15
PEAK WIND GUSTS (MPH) 25 25 27 27
PRECIP AMOUNT (IN) 0.25-0.50 0.75-1.00 0.50-0.75 0.01-0.05
11 AM MIXING HGT (FT) 2000 1500
MAX MIXING HGT (FT) 2000 1800
TRANSPORT WND (MPH) S 16 NE 21
VENT RATE (MPH-FT) 32000 39600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH, BECOMING
SOUTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ020-312130-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 100 90 30
MAX TEMP (24HR TREND) 81 (-3) 74
MIN RH % (24HR TREND) 63 (+18) 85
MIN TEMP (24HR TREND) 65 (+3) 64
MAX RH % (24HR TREND) 100 (+4) 100
20FT WIND AM (MPH) S 1-6 E 10-15
20FT WIND PM (MPH) S 7-12 SE 10-15 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 21 21 27 27
PRECIP AMOUNT (IN) 0.25-0.50 0.75-1.00 0.50-0.75 0.01-0.05
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 2400 1800
TRANSPORT WND (MPH) S 14 NE 21
VENT RATE (MPH-FT) 36000 39600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH, BECOMING
WEST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ021-312130-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 100 80 50
MAX TEMP (24HR TREND) 82 (-2) 75
MIN RH % (24HR TREND) 62 (+17) 86
MIN TEMP (24HR TREND) 66 (+4) 65
MAX RH % (24HR TREND) 100 (+4) 99
20FT WIND AM (MPH) S 6-11 E 10-15
20FT WIND PM (MPH) S 6-11 SE 11-12 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 21 23 26 26
PRECIP AMOUNT (IN) 0.10-0.25 0.75-1.00 0.50-0.75 0.05-0.10
11 AM MIXING HGT (FT) 2300 1400
MAX MIXING HGT (FT) 2500 1800
TRANSPORT WND (MPH) S 16 NE 19
VENT RATE (MPH-FT) 40000 36000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. LIGHT
WINDS.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING WEST AROUND 5 MPH IN
THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. LIGHT WINDS.
ILZ022-312130-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 100 80 50
MAX TEMP (24HR TREND) 81 (-2) 74
MIN RH % (24HR TREND) 62 (+17) 90
MIN TEMP (24HR TREND) 64 (+1) 64
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) S 6-10 E 10-15
20FT WIND PM (MPH) S 6-10 SE 11-12 NE 10-15 NE 10-15
PEAK WIND GUSTS (MPH) 20 23 29 29
PRECIP AMOUNT (IN) 0.10-0.25 0.75-1.00 0.50-0.75 0.05-0.10
11 AM MIXING HGT (FT) 3100 1600
MAX MIXING HGT (FT) 4200 1800
TRANSPORT WND (MPH) S 17 NE 18
VENT RATE (MPH-FT) 71400 32400
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING WEST AROUND 5 MPH
IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ032-312130-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 90 80 60
MAX TEMP (24HR TREND) 81 (-3) 75
MIN RH % (24HR TREND) 64 (+19) 91
MIN TEMP (24HR TREND) 65 (+2) 64
MAX RH % (24HR TREND) 100 (+6) 100
20FT WIND AM (MPH) S 6-11 E 8-12
20FT WIND PM (MPH) S 6-11 SE 10-12 NE 8-12 N 10-15
PEAK WIND GUSTS (MPH) 24 25 25 27
PRECIP AMOUNT (IN) 0.25-0.50 0.50-0.75 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 2300 1300
MAX MIXING HGT (FT) 2500 1600
TRANSPORT WND (MPH) S 17 NE 14
VENT RATE (MPH-FT) 42500 24000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. LIGHT
WINDS.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING SOUTHWEST AROUND
5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTH WINDS AROUND 5 MPH.
ILZ023-312130-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 100 80 60
MAX TEMP (24HR TREND) 82 (-1) 75
MIN RH % (24HR TREND) 60 (+16) 89
MIN TEMP (24HR TREND) 64 (+2) 63
MAX RH % (24HR TREND) 100 (+2) 100
20FT WIND AM (MPH) S 5-8 E 9-10
20FT WIND PM (MPH) S 5-8 SE 10 NE 9-10 NE 10-12
PEAK WIND GUSTS (MPH) 18 20 23 24
PRECIP AMOUNT (IN) 0.10-0.25 0.50-0.75 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 3200 1500
MAX MIXING HGT (FT) 4500 1700
TRANSPORT WND (MPH) S 18 NE 16
VENT RATE (MPH-FT) 81000 27200
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
ILZ039-312130-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 90 80 70
MAX TEMP (24HR TREND) 81 (-2) 75
MIN RH % (24HR TREND) 62 (+14) 90
MIN TEMP (24HR TREND) 65 (+2) 64
MAX RH % (24HR TREND) 100 (+3) 100
20FT WIND AM (MPH) S 6-10 SE 8-10
20FT WIND PM (MPH) S 6-10 SE 10-12 NE 8-10 N 10-15
PEAK WIND GUSTS (MPH) 23 23 21 23
PRECIP AMOUNT (IN) 0.10-0.25 0.50-0.75 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2900 1400
MAX MIXING HGT (FT) 3700 1700
TRANSPORT WND (MPH) S 18 NE 11
VENT RATE (MPH-FT) 66600 20400
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ033-312130-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 100 80 80
MAX TEMP (24HR TREND) 82 (-2) 75
MIN RH % (24HR TREND) 58 (+7) 86
MIN TEMP (24HR TREND) 64 (+2) 63
MAX RH % (24HR TREND) 100 (+5) 100
20FT WIND AM (MPH) LGT/VAR SE 8
20FT WIND PM (MPH) S 4-8 SE 9 NE 8 NE 10-11
PEAK WIND GUSTS (MPH) 18 20 19 21
PRECIP AMOUNT (IN) 0.10-0.25 0.50-0.75 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 3300 1500
MAX MIXING HGT (FT) 4300 1800
TRANSPORT WND (MPH) S 18 E 11
VENT RATE (MPH-FT) 77400 21600
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTH WINDS AROUND
5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
INZ010-312130-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 100 80 80
MAX TEMP (24HR TREND) 82 (0) 75
MIN RH % (24HR TREND) 57 (+8) 86
MIN TEMP (24HR TREND) 64 (+3) 63
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR E 9
20FT WIND PM (MPH) S 4-7 SE 7-9 E 9 NE 9-10
PEAK WIND GUSTS (MPH) 17 19 19
PRECIP AMOUNT (IN) 0.10-0.25 0.50-0.75 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 3700 1600
MAX MIXING HGT (FT) 4700 2000
TRANSPORT WND (MPH) S 18 SE 12
VENT RATE (MPH-FT) 84600 26000
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING. HIGHS
IN THE MID 70S. NORTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTH WINDS AROUND
5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
INZ011-312130-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
350 AM CDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 90 90 80
MAX TEMP (24HR TREND) 83 (0) 75
MIN RH % (24HR TREND) 57 (+10) 88
MIN TEMP (24HR TREND) 64 (+3) 63
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR SE 9
20FT WIND PM (MPH) S 4-7 SE 7-9 E 9 NE 9-10
PEAK WIND GUSTS (MPH) 17 18 18
PRECIP AMOUNT (IN) 0.05-0.10 0.50-0.75 0.50-0.75 0.25-0.50
11 AM MIXING HGT (FT) 3900 1700
MAX MIXING HGT (FT) 5100 1900
TRANSPORT WND (MPH) S 17 SE 13
VENT RATE (MPH-FT) 86700 26600
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING. HIGHS
IN THE MID 70S. NORTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING EAST AROUND 5 MPH
IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
INZ019-312130-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
450 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 90 80 80
MAX TEMP (24HR TREND) 82 (0) 74
MIN RH % (24HR TREND) 59 (+9) 87
MIN TEMP (24HR TREND) 65 (+3) 63
MAX RH % (24HR TREND) 100 (+3) 100
20FT WIND AM (MPH) LGT/VAR SE 8-9
20FT WIND PM (MPH) S 4-6 SE 7-9 E 8-9 NE 9
PEAK WIND GUSTS (MPH) 17 17 17
PRECIP AMOUNT (IN) 0.05-0.10 0.50-0.75 0.50-0.75 0.25-0.50
11 AM MIXING HGT (FT) 3700 1600
MAX MIXING HGT (FT) 4600 1900
TRANSPORT WND (MPH) S 18 SE 12
VENT RATE (MPH-FT) 82800 24700
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
70S. NORTH WINDS AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
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