467
FNUS53 KLOT 030916
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
416 AM CDT SUN MAY 3 2026
DISCUSSION
A PERIOD OF RAIN SHOWERS IS EXPECTED TODAY, MAINLY DURING THE
MORNING HOURS (THOUGH POSSIBLY AS LATE AS THE MID-AFTERNOON IN
NORTHWEST INDIANA). BREEZY SOUTHWESTERLY WINDS WILL ALSO OCCUR
TODAY, WITH PEAK GUSTS BETWEEN 30 AND 40 MPH EXPECTED AFTER THE
SHOWERS DEPART. TEMPERATURES WILL ALSO WARM SOLIDLY INTO THE 60S
TO NEAR 70F BEHIND THE PRECIPITATION.
BREEZY SOUTHWESTERLY WINDS ARE EXPECTED AGAIN TOMORROW, THOUGH
THEY WON'T BE AS STRONG AS TODAY'S WINDS. HIGH TEMPERATURES
ARE FORECASTED TO RANGE FROM THE MID 70S TO NEAR 80F. SHOWERS
AND SCATTERED THUNDERSTORMS WILL BE POSSIBLE AS EARLY AS THE LATE
AFTERNOON, THOUGH THEY WILL BE MORE LIKELY DURING THE EVENING AND
OVERNIGHT HOURS. SHOWERS AND STORMS WILL THEN LIKELY CONTINUE INTO
TUESDAY, PARTICULARLY SOUTH OF I-80.
NEAR TO BELOW NORMAL TEMPERATURES ARE EXPECTED TO PERSIST FROM
TUESDAY THROUGH NEXT WEEKEND. PERIODIC SHOWER CHANCES ARE ALSO
FORECASTED THROUGH THE WEEK.
ILZ014-032130-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 20 60
MAX TEMP (24HR TREND) 67 (+12) 77
MIN RH % (24HR TREND) 38 (+5) 34
MIN TEMP (24HR TREND) 45 (+3) 46
MAX RH % (24HR TREND) 94 (+32) 94
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 SW 6-9
PEAK WIND GUSTS (MPH) 33 25 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 3100 4300
MAX MIXING HGT (FT) 5700 6700
TRANSPORT WND (MPH) SW 32 SW 23
VENT RATE (MPH-FT) 182400 154100
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE LOWER 40S. WEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 60. SOUTHWEST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ006-032130-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 30 10 20 60
MAX TEMP (24HR TREND) 66 (+11) 76
MIN RH % (24HR TREND) 41 (+6) 34
MIN TEMP (24HR TREND) 43 (+2) 45
MAX RH % (24HR TREND) 92 (+26) 87
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 W 6-8
PEAK WIND GUSTS (MPH) 34 25 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.05-0.10
11 AM MIXING HGT (FT) 2200 4800
MAX MIXING HGT (FT) 5700 6400
TRANSPORT WND (MPH) SW 32 W 23
VENT RATE (MPH-FT) 182400 147200
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE LOWER
50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE UPPER 30S. WEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
INZ001-032130-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 30 70
MAX TEMP (24HR TREND) 64 (+9) 76
MIN RH % (24HR TREND) 43 (+9) 42
MIN TEMP (24HR TREND) 46 (+7) 47
MAX RH % (24HR TREND) 98 (+28) 99
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 6-7 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 31 24 17
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 3500 2800
MAX MIXING HGT (FT) 5400 6400
TRANSPORT WND (MPH) SW 33 SW 25
VENT RATE (MPH-FT) 178200 160000
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 60. SOUTHWEST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
INZ002-032130-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 40 10 30 70
MAX TEMP (24HR TREND) 63 (+9) 75
MIN RH % (24HR TREND) 46 (+13) 44
MIN TEMP (24HR TREND) 46 (+8) 47
MAX RH % (24HR TREND) 97 (+27) 97
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 6-8 SW 10-15 SW 8-9
PEAK WIND GUSTS (MPH) 31 20 24 17
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 3400 2800
MAX MIXING HGT (FT) 4600 5800
TRANSPORT WND (MPH) SW 29 SW 24
VENT RATE (MPH-FT) 138000 139200
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT
WINDS, BECOMING NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
ILZ013-032130-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 20 70
MAX TEMP (24HR TREND) 67 (+12) 78
MIN RH % (24HR TREND) 40 (+7) 35
MIN TEMP (24HR TREND) 44 (+3) 47
MAX RH % (24HR TREND) 93 (+28) 92
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 SW 6-9
PEAK WIND GUSTS (MPH) 33 25 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2300 4300
MAX MIXING HGT (FT) 5700 6700
TRANSPORT WND (MPH) SW 33 W 21
VENT RATE (MPH-FT) 188100 147400
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 40. WEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ012-032130-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 20 60
MAX TEMP (24HR TREND) 67 (+12) 77
MIN RH % (24HR TREND) 41 (+7) 36
MIN TEMP (24HR TREND) 43 (+3) 46
MAX RH % (24HR TREND) 92 (+22) 92
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-6 SW 10-15 W 7-10
PEAK WIND GUSTS (MPH) 34 26 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 1900 4600
MAX MIXING HGT (FT) 6000 6600
TRANSPORT WND (MPH) SW 32 W 21
VENT RATE (MPH-FT) 192000 145200
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH,
BECOMING WEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ005-032130-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 30 10 20 60
MAX TEMP (24HR TREND) 67 (+11) 76
MIN RH % (24HR TREND) 41 (+9) 34
MIN TEMP (24HR TREND) 43 (+3) 45
MAX RH % (24HR TREND) 91 (+22) 87
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 W 5-6 SW 10-15 W 6-8
PEAK WIND GUSTS (MPH) 35 25 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2300 4600
MAX MIXING HGT (FT) 5800 6500
TRANSPORT WND (MPH) SW 31 W 24
VENT RATE (MPH-FT) 179800 156000
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE LOWER
50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE UPPER 30S. NORTHWEST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 60. SOUTHWEST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ004-032130-
BOONE-
INCLUDING THE CITY OF BELVIDERE
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 30 10 20 60
MAX TEMP (24HR TREND) 68 (+11) 76
MIN RH % (24HR TREND) 39 (+9) 32
MIN TEMP (24HR TREND) 43 (+3) 45
MAX RH % (24HR TREND) 92 (+23) 86
20FT WIND AM (MPH) SW 10-15 SW 10-15
20FT WIND PM (MPH) SW 10-15 W 5-6 SW 10-15 W 6-8
PEAK WIND GUSTS (MPH) 34 25 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2400 4600
MAX MIXING HGT (FT) 5900 6600
TRANSPORT WND (MPH) SW 27 W 24
VENT RATE (MPH-FT) 165200 158400
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ011-032130-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 20 60
MAX TEMP (24HR TREND) 68 (+12) 77
MIN RH % (24HR TREND) 40 (+6) 33
MIN TEMP (24HR TREND) 44 (+4) 46
MAX RH % (24HR TREND) 92 (+21) 90
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 W 5-7 SW 10-15 W 8-9
PEAK WIND GUSTS (MPH) 35 25 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2000 5000
MAX MIXING HGT (FT) 6100 6700
TRANSPORT WND (MPH) SW 34 W 21
VENT RATE (MPH-FT) 213500 147400
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH, BECOMING WEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ003-032130-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 20 60
MAX TEMP (24HR TREND) 69 (+11) 77
MIN RH % (24HR TREND) 37 (+7) 30
MIN TEMP (24HR TREND) 42 (0) 45
MAX RH % (24HR TREND) 92 (+27) 83
20FT WIND AM (MPH) SW 10-15 SW 10-15
20FT WIND PM (MPH) SW 10-15 W 5-6 SW 10-15 W 6-9
PEAK WIND GUSTS (MPH) 34 25 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2400 4900
MAX MIXING HGT (FT) 6100 6500
TRANSPORT WND (MPH) W 24 W 24
VENT RATE (MPH-FT) 146400 156000
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ008-032130-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 60
MAX TEMP (24HR TREND) 69 (+11) 78
MIN RH % (24HR TREND) 38 (+8) 29
MIN TEMP (24HR TREND) 43 (+2) 45
MAX RH % (24HR TREND) 93 (+25) 84
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 W 5-6 SW 10-15 W 6-9
PEAK WIND GUSTS (MPH) 35 24 17
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2600 5000
MAX MIXING HGT (FT) 6300 6800
TRANSPORT WND (MPH) W 25 W 23
VENT RATE (MPH-FT) 157500 156400
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ010-032130-
LEE-
INCLUDING THE CITY OF DIXON
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 60
MAX TEMP (24HR TREND) 69 (+12) 78
MIN RH % (24HR TREND) 39 (+8) 31
MIN TEMP (24HR TREND) 44 (+4) 46
MAX RH % (24HR TREND) 94 (+23) 89
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 W 5-6 SW 10-15 W 8-9
PEAK WIND GUSTS (MPH) 34 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2100 5000
MAX MIXING HGT (FT) 6300 7000
TRANSPORT WND (MPH) W 26 W 20
VENT RATE (MPH-FT) 163800 147000
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS AROUND 5 MPH, INCREASING TO AROUND
15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ019-032130-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 70
MAX TEMP (24HR TREND) 69 (+12) 79
MIN RH % (24HR TREND) 37 (+9) 32
MIN TEMP (24HR TREND) 44 (+3) 47
MAX RH % (24HR TREND) 93 (+25) 91
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-6 SW 10-15 SW 8-9
PEAK WIND GUSTS (MPH) 33 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2700 4300
MAX MIXING HGT (FT) 6300 6600
TRANSPORT WND (MPH) SW 33 W 20
VENT RATE (MPH-FT) 207900 138600
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH, INCREASING TO
AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ020-032130-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 70
MAX TEMP (24HR TREND) 68 (+12) 78
MIN RH % (24HR TREND) 40 (+8) 37
MIN TEMP (24HR TREND) 44 (+4) 47
MAX RH % (24HR TREND) 94 (+25) 94
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 LGT/VAR SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 33 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2100 4400
MAX MIXING HGT (FT) 6300 6600
TRANSPORT WND (MPH) SW 35 W 20
VENT RATE (MPH-FT) 226800 138600
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS AROUND 5 MPH, INCREASING TO AROUND
15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ021-032130-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 70
MAX TEMP (24HR TREND) 69 (+12) 79
MIN RH % (24HR TREND) 37 (+6) 38
MIN TEMP (24HR TREND) 46 (+5) 49
MAX RH % (24HR TREND) 95 (+25) 98
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 32 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2600 4200
MAX MIXING HGT (FT) 6200 6600
TRANSPORT WND (MPH) SW 34 W 21
VENT RATE (MPH-FT) 217000 145200
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ022-032130-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 20 70
MAX TEMP (24HR TREND) 68 (+12) 77
MIN RH % (24HR TREND) 40 (+7) 39
MIN TEMP (24HR TREND) 45 (+5) 47
MAX RH % (24HR TREND) 97 (+26) 99
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 32 25 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2900 3700
MAX MIXING HGT (FT) 5900 6700
TRANSPORT WND (MPH) SW 33 SW 23
VENT RATE (MPH-FT) 194700 154100
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER 50S.
NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 40. WEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ032-032130-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 20 70
MAX TEMP (24HR TREND) 69 (+12) 79
MIN RH % (24HR TREND) 36 (+8) 38
MIN TEMP (24HR TREND) 47 (+6) 49
MAX RH % (24HR TREND) 98 (+27) 99
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 6-7 SW 10-15 SW 8-10
PEAK WIND GUSTS (MPH) 33 25 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50
11 AM MIXING HGT (FT) 2500 3400
MAX MIXING HGT (FT) 6300 6600
TRANSPORT WND (MPH) SW 35 W 25
VENT RATE (MPH-FT) 226800 165000
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH, INCREASING TO
AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ023-032130-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 30 70
MAX TEMP (24HR TREND) 66 (+10) 77
MIN RH % (24HR TREND) 39 (+8) 42
MIN TEMP (24HR TREND) 46 (+7) 48
MAX RH % (24HR TREND) 98 (+27) 100
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 5-7 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 31 23 18
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50
11 AM MIXING HGT (FT) 3500 2900
MAX MIXING HGT (FT) 5900 6800
TRANSPORT WND (MPH) SW 34 SW 25
VENT RATE (MPH-FT) 206500 170000
VENT RATE CATEGORY EXCELLENT VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ039-032130-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 40 10 30 70
MAX TEMP (24HR TREND) 67 (+10) 77
MIN RH % (24HR TREND) 37 (+9) 43
MIN TEMP (24HR TREND) 47 (+7) 50
MAX RH % (24HR TREND) 99 (+26) 99
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 7-8 SW 10-15 SW 9-11
PEAK WIND GUSTS (MPH) 32 21 26 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50
11 AM MIXING HGT (FT) 3100 3200
MAX MIXING HGT (FT) 5900 6600
TRANSPORT WND (MPH) SW 32 SW 27
VENT RATE (MPH-FT) 188800 184800
VENT RATE CATEGORY EXCELLENT EXCELLENT
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS AROUND 60. SOUTHEAST WINDS AROUND
10 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH, INCREASING TO
AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
ILZ033-032130-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 30 70
MAX TEMP (24HR TREND) 66 (+10) 77
MIN RH % (24HR TREND) 37 (+8) 41
MIN TEMP (24HR TREND) 46 (+7) 49
MAX RH % (24HR TREND) 99 (+28) 98
20FT WIND AM (MPH) SW 15-20 SW 10-15
20FT WIND PM (MPH) SW 15-20 SW 7-8 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 32 20 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.01-0.05 0.25-0.50
11 AM MIXING HGT (FT) 3800 3100
MAX MIXING HGT (FT) 5800 6800
TRANSPORT WND (MPH) SW 34 SW 27
VENT RATE (MPH-FT) 203000 190400
VENT RATE CATEGORY EXCELLENT EXCELLENT
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 60. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
INZ010-032130-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 30 70
MAX TEMP (24HR TREND) 63 (+8) 76
MIN RH % (24HR TREND) 43 (+12) 44
MIN TEMP (24HR TREND) 46 (+8) 50
MAX RH % (24HR TREND) 98 (+25) 98
20FT WIND AM (MPH) SW 10-15 SW 10-15
20FT WIND PM (MPH) SW 10-15 SW 7-8 SW 10-15 SW 7-9
PEAK WIND GUSTS (MPH) 30 19 23 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.01-0.05 0.25-0.50
11 AM MIXING HGT (FT) 3900 2700
MAX MIXING HGT (FT) 5200 6600
TRANSPORT WND (MPH) SW 32 SW 27
VENT RATE (MPH-FT) 166400 184800
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS IN THE UPPER 50S. SOUTH WINDS AROUND
10 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 40. LIGHT WINDS, BECOMING WEST AROUND 5 MPH AFTER
MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.
INZ011-032130-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
416 AM CDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 40 60
MAX TEMP (24HR TREND) 63 (+9) 76
MIN RH % (24HR TREND) 45 (+14) 46
MIN TEMP (24HR TREND) 47 (+9) 50
MAX RH % (24HR TREND) 96 (+23) 96
20FT WIND AM (MPH) SW 10-15 SW 10-15
20FT WIND PM (MPH) SW 10-15 SW 7-9 SW 10-15 SW 8-9
PEAK WIND GUSTS (MPH) 30 20 24 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.01-0.05 0.25-0.50
11 AM MIXING HGT (FT) 3700 2700
MAX MIXING HGT (FT) 5000 6200
TRANSPORT WND (MPH) SW 28 SW 26
VENT RATE (MPH-FT) 145000 161200
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
AROUND 10 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 40. WEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 60. SOUTHWEST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.
INZ019-032130-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
516 AM EDT SUN MAY 3 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS NONE TSTMS TSTMS
CHANCE PRECIP (%) 50 10 40 60
MAX TEMP (24HR TREND) 63 (+9) 76
MIN RH % (24HR TREND) 42 (+9) 46
MIN TEMP (24HR TREND) 48 (+10) 52
MAX RH % (24HR TREND) 96 (+21) 94
20FT WIND AM (MPH) SW 10-15 SW 10-15
20FT WIND PM (MPH) SW 10-15 SW 7-9 SW 10-15 SW 8-10
PEAK WIND GUSTS (MPH) 30 20 25 20
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.01-0.05 0.25-0.50
11 AM MIXING HGT (FT) 3600 2600
MAX MIXING HGT (FT) 5100 5400
TRANSPORT WND (MPH) SW 32 SW 27
VENT RATE (MPH-FT) 163200 151200
VENT RATE CATEGORY VERY GOOD VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SHOWERS. HIGHS AROUND 60. SOUTH WINDS AROUND 10 MPH,
BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS AROUND 40. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. LIGHT
WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH AFTER MIDNIGHT.
OGOREK
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page