692
FNUS53 KLOT 192110
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
410 PM CDT SUN APR 19 2026
DISCUSSION
NORTHWEST WINDS WILL GUST AS HIGH AS 30 MPH THROUGH
SUNSET THIS EVENING AND THEN DIMINISH QUICKLY AFTER SUNSET. THERE
WILL REMAIN A CHANCE OF SHOWERS THROUGH EARLY EVENING, ENDING FROM
NORTHWEST TO SOUTHEAST ACROSS THE AREA. AN ISOLATED THUNDERSTORM
IS ALSO POSSIBLE. FREEZING TEMPERATURES ARE EXPECTED OVERNIGHT INTO
EARLY MONDAY MORNING WITH LOWS IN THE UPPER 20S TO LOWER 30S FOR
MOST AREAS OUTSIDE OF CHICAGO.
DRY WEATHER IS EXPECTED MONDAY WITH PREVAILING SOUTHERLY WINDS,
WHICH WILL BE LIGHT ENOUGH TO ALLOW A LAKE BREEZE TO FORM NEAR
LAKE MICHIGAN. SOUTHWEST WINDS WILL BEGIN TO INCREASE MONDAY NIGHT
INTO TUESDAY WHEN GUSTS INTO THE 25 TO 30 MPH RANGE WILL BE
POSSIBLE. A WEAK COLD FRONT WILL MOVE ACROSS THE AREA TUESDAY
BRINGING A CHANCE OF SHOWERS AND POSSIBLY A FEW THUNDERSTORMS
TUESDAY AFTERNOON INTO TUESDAY EVENING.
A COLD FRONT IS EXPECTED TO MOVE ACROSS THE AREA THURSDAY NIGHT
INTO FRIDAY MORNING BRINGING ANOTHER CHANCE FOR SHOWERS AND
THUNDERSTORMS WITH A POSSIBLE ACTIVE PATTERN RETURNING NEXT
WEEKEND INTO THE BEGINNING OF THE FOLLOWING WEEK.
ILZ014-200930-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+5) 74
MIN RH % (24HR TREND) 33 (-1) 45
MIN TEMP (24HR TREND) 30 (-6) 43
MAX RH % (24HR TREND) 80 (+8) 70
20FT WIND AM (MPH) LGT/VAR SW 12
20FT WIND PM (MPH) LGT/VAR S 3-6 S 8-10 SW 12
PEAK WIND GUSTS (MPH) 20 25
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5200 2500
MAX MIXING HGT (FT) 5400 4100
TRANSPORT WND (MPH) SW 6 W 18
VENT RATE (MPH-FT) 37800 73800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. EAST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO
15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE LOWER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. COOLER. LOWS IN THE
UPPER 40S. WEST WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER
MIDNIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ006-200930-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 52 (+4) 73
MIN RH % (24HR TREND) 37 (-1) 50
MIN TEMP (24HR TREND) 26 (-7) 41
MAX RH % (24HR TREND) 88 (+14) 73
20FT WIND AM (MPH) LGT/VAR SW 10-11
20FT WIND PM (MPH) LGT/VAR S 3-8 S 8-10 SW 10-11
PEAK WIND GUSTS (MPH) 13 19 21
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5200 2500
MAX MIXING HGT (FT) 5400 3500
TRANSPORT WND (MPH) SW 9 SW 18
VENT RATE (MPH-FT) 48600 63000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. WEST WINDS
AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER
50S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS AROUND
70. SOUTH WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
INZ001-200930-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+3) 74
MIN RH % (24HR TREND) 36 (+5) 44
MIN TEMP (24HR TREND) 29 (-3) 42
MAX RH % (24HR TREND) 87 (0) 70
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 7-10 SW 10-15
PEAK WIND GUSTS (MPH) 19 26
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5100 2600
MAX MIXING HGT (FT) 5400 5200
TRANSPORT WND (MPH) SW 6 SW 25
VENT RATE (MPH-FT) 37800 130000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 50S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
5 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS. COOLER. LOWS IN THE UPPER
40S. WEST WINDS AROUND 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
INZ002-200930-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 53 (+3) 74
MIN RH % (24HR TREND) 36 (+4) 44
MIN TEMP (24HR TREND) 30 (-4) 41
MAX RH % (24HR TREND) 87 (+5) 67
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 6-10 SW 10-15
PEAK WIND GUSTS (MPH) 19 26
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5100 2500
MAX MIXING HGT (FT) 5400 5100
TRANSPORT WND (MPH) SW 5 SW 24
VENT RATE (MPH-FT) 32400 122400
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
5 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER
60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER.
LOWS IN THE UPPER 40S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ013-200930-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+5) 74
MIN RH % (24HR TREND) 33 (-6) 45
MIN TEMP (24HR TREND) 29 (-6) 43
MAX RH % (24HR TREND) 82 (+8) 74
20FT WIND AM (MPH) LGT/VAR SW 12
20FT WIND PM (MPH) LGT/VAR SW 3-6 S 8-10 SW 12
PEAK WIND GUSTS (MPH) 19 23
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 2500
MAX MIXING HGT (FT) 5200 3700
TRANSPORT WND (MPH) SW 6 W 18
VENT RATE (MPH-FT) 36400 66600
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 10 MPH, INCREASING TO AROUND 20 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ012-200930-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 53 (+5) 73
MIN RH % (24HR TREND) 36 (-12) 49
MIN TEMP (24HR TREND) 27 (-5) 42
MAX RH % (24HR TREND) 85 (+3) 79
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 3-7 S 9-11 SW 10-15
PEAK WIND GUSTS (MPH) 20 23
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4800 2500
MAX MIXING HGT (FT) 5100 3800
TRANSPORT WND (MPH) SW 6 W 18
VENT RATE (MPH-FT) 35700 68400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 15 TO
20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS AROUND 60. SOUTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
ILZ005-200930-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 52 (+5) 72
MIN RH % (24HR TREND) 39 (-6) 52
MIN TEMP (24HR TREND) 26 (-6) 41
MAX RH % (24HR TREND) 88 (+8) 78
20FT WIND AM (MPH) LGT/VAR SW 10-12
20FT WIND PM (MPH) LGT/VAR SW 3-7 S 8-11 W 10-12
PEAK WIND GUSTS (MPH) 19 21
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 2500
MAX MIXING HGT (FT) 5200 3500
TRANSPORT WND (MPH) SW 8 SW 18
VENT RATE (MPH-FT) 41600 63000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE UPPER 50S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 70.
SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
ILZ004-200930-
BOONE-
INCLUDING THE CITY OF BELVIDERE
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 53 (+5) 72
MIN RH % (24HR TREND) 37 (-8) 51
MIN TEMP (24HR TREND) 26 (-6) 41
MAX RH % (24HR TREND) 85 (0) 80
20FT WIND AM (MPH) LGT/VAR SW 10-12
20FT WIND PM (MPH) LGT/VAR S 4-7 S 9-11 W 10-12
PEAK WIND GUSTS (MPH) 19 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4300 2500
MAX MIXING HGT (FT) 4800 3500
TRANSPORT WND (MPH) SW 8 W 17
VENT RATE (MPH-FT) 38400 59500
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 50S.
SOUTH WINDS 15 TO 20 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. COOLER. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COLDER. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
ILZ011-200930-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+6) 73
MIN RH % (24HR TREND) 35 (-13) 48
MIN TEMP (24HR TREND) 27 (-5) 42
MAX RH % (24HR TREND) 84 (+4) 79
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 3-7 S 9-12 SW 10-15
PEAK WIND GUSTS (MPH) 20 23
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4500 2500
MAX MIXING HGT (FT) 4800 4000
TRANSPORT WND (MPH) SW 9 W 17
VENT RATE (MPH-FT) 43200 68000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. WEST WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 10 MPH.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS AROUND 80. SOUTH WINDS 15 TO 20 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 50S.
SOUTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER. HIGHS
AROUND 70. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 10 TO
15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 10 MPH.
ILZ003-200930-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+5) 73
MIN RH % (24HR TREND) 33 (-10) 48
MIN TEMP (24HR TREND) 26 (-5) 42
MAX RH % (24HR TREND) 80 (-2) 79
20FT WIND AM (MPH) LGT/VAR SW 10-12
20FT WIND PM (MPH) LGT/VAR S 4-8 S 9-11 W 10-12
PEAK WIND GUSTS (MPH) 14 18 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4200 2600
MAX MIXING HGT (FT) 4800 3600
TRANSPORT WND (MPH) SW 9 W 16
VENT RATE (MPH-FT) 43200 57600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 50S.
SOUTH WINDS AROUND 15 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. COOLER. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. COLDER. LOWS IN THE MID 40S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS 5 TO 10 MPH.
ILZ008-200930-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+4) 74
MIN RH % (24HR TREND) 33 (-4) 48
MIN TEMP (24HR TREND) 26 (-6) 43
MAX RH % (24HR TREND) 80 (-1) 80
20FT WIND AM (MPH) LGT/VAR SW 11-12
20FT WIND PM (MPH) LGT/VAR S 4-7 S 9-11 SW 11-12
PEAK WIND GUSTS (MPH) 19 21
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4500 2500
MAX MIXING HGT (FT) 4700 3600
TRANSPORT WND (MPH) SW 8 W 14
VENT RATE (MPH-FT) 37600 54000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 50S.
SOUTH WINDS 15 TO 20 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. COOLER. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. COLDER. LOWS IN THE MID 40S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
ILZ010-200930-
LEE-
INCLUDING THE CITY OF DIXON
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+4) 74
MIN RH % (24HR TREND) 34 (-5) 47
MIN TEMP (24HR TREND) 27 (-6) 43
MAX RH % (24HR TREND) 79 (-2) 79
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 4-7 S 9-11 SW 10-15
PEAK WIND GUSTS (MPH) 19 23
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4500 2600
MAX MIXING HGT (FT) 4700 3800
TRANSPORT WND (MPH) SW 8 W 18
VENT RATE (MPH-FT) 37600 68400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE
UPPER 50S. SOUTH WINDS 15 TO 20 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. COOLER. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
ILZ019-200930-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 58 (+6) 76
MIN RH % (24HR TREND) 30 (-8) 43
MIN TEMP (24HR TREND) 29 (-5) 44
MAX RH % (24HR TREND) 80 (+8) 76
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 3-5 S 8-11 SW 10-15
PEAK WIND GUSTS (MPH) 21 27
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4400 2700
MAX MIXING HGT (FT) 5000 3900
TRANSPORT WND (MPH) SW 6 SW 21
VENT RATE (MPH-FT) 35000 85800
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS
IN THE EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS AROUND 60.
SOUTH WINDS 15 TO 20 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COOLER. LOWS IN THE
UPPER 40S. NORTHWEST WINDS AROUND 10 MPH, BECOMING NORTH AFTER
MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS 5 TO 10 MPH.
ILZ020-200930-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+5) 75
MIN RH % (24HR TREND) 35 (-9) 47
MIN TEMP (24HR TREND) 28 (-4) 43
MAX RH % (24HR TREND) 86 (+3) 79
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 3-5 S 7-10 SW 10-15
PEAK WIND GUSTS (MPH) 19 23
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4800 2600
MAX MIXING HGT (FT) 5000 4000
TRANSPORT WND (MPH) SW 6 W 19
VENT RATE (MPH-FT) 35000 80000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS IN THE LOWER 80S. SOUTH WINDS 15 TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE LOWER 70S. SOUTH WINDS AROUND 15 MPH, BECOMING WEST
IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
ILZ021-200930-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 57 (+4) 76
MIN RH % (24HR TREND) 31 (-4) 43
MIN TEMP (24HR TREND) 29 (-5) 44
MAX RH % (24HR TREND) 87 (+12) 76
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 2-5 S 7-10 SW 10-15
PEAK WIND GUSTS (MPH) 20 26
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4700 2700
MAX MIXING HGT (FT) 5100 4300
TRANSPORT WND (MPH) SW 9 SW 24
VENT RATE (MPH-FT) 45900 103200
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. COOLER. LOWS IN THE UPPER 40S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ022-200930-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+4) 75
MIN RH % (24HR TREND) 35 (0) 44
MIN TEMP (24HR TREND) 29 (-5) 42
MAX RH % (24HR TREND) 86 (+8) 76
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR SW 3-5 S 7-10 SW 10-15
PEAK WIND GUSTS (MPH) 20 26
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 2600
MAX MIXING HGT (FT) 5000 4300
TRANSPORT WND (MPH) SW 6 SW 23
VENT RATE (MPH-FT) 35000 98900
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. EAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER.
LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ032-200930-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 58 (+2) 77
MIN RH % (24HR TREND) 30 (+2) 42
MIN TEMP (24HR TREND) 29 (-5) 44
MAX RH % (24HR TREND) 84 (+14) 75
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 2-5 S 8-12 SW 10-15
PEAK WIND GUSTS (MPH) 21 29
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4400 2800
MAX MIXING HGT (FT) 5000 4500
TRANSPORT WND (MPH) SW 6 SW 28
VENT RATE (MPH-FT) 35000 130500
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 15 TO
20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS AROUND 60. SOUTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER.
LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS 5 TO 10 MPH.
ILZ023-200930-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+3) 75
MIN RH % (24HR TREND) 33 (+1) 41
MIN TEMP (24HR TREND) 29 (-5) 42
MAX RH % (24HR TREND) 89 (+10) 75
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 7-10 SW 10-15
PEAK WIND GUSTS (MPH) 19 26
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 2600
MAX MIXING HGT (FT) 5100 4800
TRANSPORT WND (MPH) SW 6 SW 27
VENT RATE (MPH-FT) 35700 134400
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. EAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER.
LOWS IN THE UPPER 40S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
ILZ039-200930-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 58 (+2) 77
MIN RH % (24HR TREND) 29 (+3) 37
MIN TEMP (24HR TREND) 29 (-6) 43
MAX RH % (24HR TREND) 83 (+9) 75
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR S 3-5 S 7-12 SW 10-15
PEAK WIND GUSTS (MPH) 19 29
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4500 2600
MAX MIXING HGT (FT) 5000 4500
TRANSPORT WND (MPH) SW 8 SW 31
VENT RATE (MPH-FT) 40000 139500
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
15 TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. COOLER. LOWS IN THE UPPER
40S. WEST WINDS AROUND 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 10 MPH.
ILZ033-200930-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 57 (+3) 76
MIN RH % (24HR TREND) 29 (+1) 36
MIN TEMP (24HR TREND) 29 (-5) 42
MAX RH % (24HR TREND) 86 (+7) 71
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 6-10 SW 10-15
PEAK WIND GUSTS (MPH) 18 28
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4700 2600
MAX MIXING HGT (FT) 5100 4800
TRANSPORT WND (MPH) SW 5 SW 31
VENT RATE (MPH-FT) 30600 148800
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 15 TO
20 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. COOLER. LOWS IN THE UPPER
40S. WEST WINDS AROUND 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.
INZ010-200930-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+3) 75
MIN RH % (24HR TREND) 33 (+1) 38
MIN TEMP (24HR TREND) 30 (-3) 42
MAX RH % (24HR TREND) 87 (-5) 69
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 5-9 SW 10-15
PEAK WIND GUSTS (MPH) 18 28
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 2600
MAX MIXING HGT (FT) 5300 5100
TRANSPORT WND (MPH) SW 5 SW 31
VENT RATE (MPH-FT) 31800 158100
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE
LOWER 60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. COOLER. LOWS IN THE UPPER
40S. WEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
INZ011-200930-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
410 PM CDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 54 (+3) 75
MIN RH % (24HR TREND) 34 (+2) 39
MIN TEMP (24HR TREND) 30 (-2) 42
MAX RH % (24HR TREND) 87 (-10) 68
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 5-9 SW 10-15
PEAK WIND GUSTS (MPH) 18 28
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5100 2500
MAX MIXING HGT (FT) 5300 5200
TRANSPORT WND (MPH) W 4 SW 31
VENT RATE (MPH-FT) 26500 161200
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER
60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER.
LOWS IN THE UPPER 40S. WEST WINDS AROUND 5 MPH, BECOMING NORTH
AFTER MIDNIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.
INZ019-200930-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
510 PM EDT SUN APR 19 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 55 (+2) 75
MIN RH % (24HR TREND) 32 (-1) 37
MIN TEMP (24HR TREND) 30 (-3) 42
MAX RH % (24HR TREND) 85 (-8) 69
20FT WIND AM (MPH) LGT/VAR SW 10-15
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 5-9 SW 10-15
PEAK WIND GUSTS (MPH) 18 29
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4700 2500
MAX MIXING HGT (FT) 5300 4700
TRANSPORT WND (MPH) W 4 SW 32
VENT RATE (MPH-FT) 26500 150400
VENT RATE CATEGORY POOR VERY GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER
60S. SOUTH WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. COOLER. LOWS IN THE UPPER
40S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
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