171
FNUS53 KLOT 270824
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
324 AM CDT MON APR 27 2026
DISCUSSION
SHOWERS AND SCATTERED THUNDERSTORMS ARE EXPECTED
THROUGH THIS EVENING. SOME OF THE THUNDERSTORMS MAY BECOME SEVERE,
ESPECIALLY SOUTH OF INTERSTATE 80. SOUTHEAST WINDS WILL GUST AS
HIGH AS 40 MPH TODAY AND SLOWLY TURN SOUTHERLY DURING THE AFTERNOON
THEN SHIFT SOUTHWEST THIS EVENING AND WESTERLY OVERNIGHT. GUSTS
WILL SLOWLY DIMINISH THIS EVENING, BUT GUSTS IN THE 25 TO 30 MPH
RANGE ARE STILL POSSIBLE TONIGHT. ANOTHER WEATHER SYSTEM WILL MOVE
ACROSS THE OHIO VALLEY TUESDAY NIGHT BRINGING ANOTHER CHANCE FOR
SHOWERS TO THE AREA TUESDAY NIGHT AND POSSIBLY INTO WEDNESDAY
MORNING. BELOW NORMAL TEMPERATURES FOR THE END OF APRIL AND EARLY
MAY ARE EXPECTED LATER THIS WEEK. LOW TEMPS SATURDAY MORNING MAY
BE IN THE MID 30S FOR MOST AREAS, WHICH MAY RESULT IN AREAS OF
FROST.
ILZ014-272115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 20
MAX TEMP (24HR TREND) 69 (+10) 63
MIN RH % (24HR TREND) 70 (+7) 57
MIN TEMP (24HR TREND) 50 (+1) 46
MAX RH % (24HR TREND) 93 (+4) 86
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 S 15-20 W 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 34 34 23
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 0.00 0.00
11 AM MIXING HGT (FT) 1700 3200
MAX MIXING HGT (FT) 2300 4100
TRANSPORT WND (MPH) S 21 W 13
VENT RATE (MPH-FT) 50600 57400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ006-272115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 20
MAX TEMP (24HR TREND) 68 (+12) 62
MIN RH % (24HR TREND) 74 (+4) 57
MIN TEMP (24HR TREND) 49 (+4) 44
MAX RH % (24HR TREND) 94 (-2) 86
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) SE 15-20 S 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 24
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.00
11 AM MIXING HGT (FT) 1300 3000
MAX MIXING HGT (FT) 2200 4000
TRANSPORT WND (MPH) S 26 W 16
VENT RATE (MPH-FT) 57200 64000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH,
BECOMING SOUTHWEST AFTER MIDNIGHT.
INZ001-272115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 40
MAX TEMP (24HR TREND) 68 (+4) 63
MIN RH % (24HR TREND) 69 (+10) 63
MIN TEMP (24HR TREND) 51 (-1) 46
MAX RH % (24HR TREND) 93 (+5) 92
20FT WIND AM (MPH) SE 15-20 W 8-11
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 34 33 19
PRECIP AMOUNT (IN) 0.25-0.50 0.50-0.75 0.00 0.01-0.05
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2800 3600
TRANSPORT WND (MPH) S 26 W 12
VENT RATE (MPH-FT) 72800 46800
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND
5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
INZ002-272115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 40
MAX TEMP (24HR TREND) 69 (+6) 63
MIN RH % (24HR TREND) 67 (+6) 64
MIN TEMP (24HR TREND) 51 (0) 46
MAX RH % (24HR TREND) 94 (+6) 93
20FT WIND AM (MPH) SE 15-20 W 8-11
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 33 33 20
PRECIP AMOUNT (IN) 0.50-0.75 0.50-0.75 0.00 0.01-0.05
11 AM MIXING HGT (FT) 1600 3000
MAX MIXING HGT (FT) 2700 3500
TRANSPORT WND (MPH) S 25 W 11
VENT RATE (MPH-FT) 67500 42000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ013-272115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 68 (+6) 63
MIN RH % (24HR TREND) 73 (+13) 57
MIN TEMP (24HR TREND) 50 (0) 46
MAX RH % (24HR TREND) 93 (+6) 85
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 15-20 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 34 33 23
PRECIP AMOUNT (IN) 0.25-0.50 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1600 3100
MAX MIXING HGT (FT) 2200 4000
TRANSPORT WND (MPH) S 23 W 13
VENT RATE (MPH-FT) 50600 56000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ012-272115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 67 (+4) 62
MIN RH % (24HR TREND) 79 (+21) 59
MIN TEMP (24HR TREND) 49 (-1) 44
MAX RH % (24HR TREND) 94 (+7) 87
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 15-20 W 10-15 N 5-6
PEAK WIND GUSTS (MPH) 34 33 25
PRECIP AMOUNT (IN) 0.50-0.75 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1500 3000
MAX MIXING HGT (FT) 2300 3900
TRANSPORT WND (MPH) S 31 W 13
VENT RATE (MPH-FT) 71300 54600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS AROUND
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTH WINDS AROUND
5 MPH.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ005-272115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 67 (+7) 62
MIN RH % (24HR TREND) 79 (+16) 58
MIN TEMP (24HR TREND) 48 (+1) 43
MAX RH % (24HR TREND) 94 (+3) 87
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 24
PRECIP AMOUNT (IN) 0.75-1.00 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1600 2900
MAX MIXING HGT (FT) 2000 3900
TRANSPORT WND (MPH) S 28 W 16
VENT RATE (MPH-FT) 58000 62400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. AREAS OF FROST IN THE MORNING. HIGHS
AROUND 60. NORTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ004-272115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 80 10
MAX TEMP (24HR TREND) 67 (+4) 62
MIN RH % (24HR TREND) 83 (+28) 54
MIN TEMP (24HR TREND) 48 (-2) 43
MAX RH % (24HR TREND) 93 (+5) 86
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 15-20 W 10-15 NW 5
PEAK WIND GUSTS (MPH) 33 31 24
PRECIP AMOUNT (IN) 0.75-1.00 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1600 3100
MAX MIXING HGT (FT) 2000 4000
TRANSPORT WND (MPH) S 27 W 16
VENT RATE (MPH-FT) 56000 64000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. LIGHT WINDS.
SATURDAY
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND
60. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ011-272115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 67 (+2) 62
MIN RH % (24HR TREND) 83 (+29) 57
MIN TEMP (24HR TREND) 48 (-4) 44
MAX RH % (24HR TREND) 93 (+7) 86
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 15-20 W 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 34 33 24
PRECIP AMOUNT (IN) 0.50-0.75 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1500 3100
MAX MIXING HGT (FT) 2300 4000
TRANSPORT WND (MPH) S 31 W 13
VENT RATE (MPH-FT) 71300 56000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS AROUND
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ003-272115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 80 10
MAX TEMP (24HR TREND) 67 (0) 62
MIN RH % (24HR TREND) 80 (+32) 51
MIN TEMP (24HR TREND) 47 (-5) 43
MAX RH % (24HR TREND) 93 (+9) 82
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 15-20 W 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 32 31 24
PRECIP AMOUNT (IN) 0.75-1.00 0.25-0.50 0.00 0.00
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2200 4200
TRANSPORT WND (MPH) SE 28 W 14
VENT RATE (MPH-FT) 63800 63000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ008-272115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 10
MAX TEMP (24HR TREND) 67 (-1) 62
MIN RH % (24HR TREND) 82 (+37) 52
MIN TEMP (24HR TREND) 47 (-6) 43
MAX RH % (24HR TREND) 92 (+10) 81
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 15-20 W 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 33 31 21
PRECIP AMOUNT (IN) 0.75-1.00 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2200 4100
TRANSPORT WND (MPH) S 29 W 13
VENT RATE (MPH-FT) 66000 57400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ010-272115-
LEE-
INCLUDING THE CITY OF DIXON
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 68 (-2) 62
MIN RH % (24HR TREND) 81 (+38) 55
MIN TEMP (24HR TREND) 48 (-7) 44
MAX RH % (24HR TREND) 92 (+10) 82
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 15-20 NW 10-15 N 5-7
PEAK WIND GUSTS (MPH) 33 32 23
PRECIP AMOUNT (IN) 0.75-1.00 0.05-0.10 0.00 0.00
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2200 4100
TRANSPORT WND (MPH) S 31 W 13
VENT RATE (MPH-FT) 68200 57400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 10 TO
15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ019-272115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 20
MAX TEMP (24HR TREND) 69 (-3) 63
MIN RH % (24HR TREND) 74 (+35) 54
MIN TEMP (24HR TREND) 49 (-8) 46
MAX RH % (24HR TREND) 92 (+15) 84
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 SW 15-20 NW 9-12 N 5-7
PEAK WIND GUSTS (MPH) 34 32 21
PRECIP AMOUNT (IN) 0.50-0.75 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1800 3200
MAX MIXING HGT (FT) 2500 3900
TRANSPORT WND (MPH) S 33 NW 11
VENT RATE (MPH-FT) 82500 46800
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ020-272115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 30
MAX TEMP (24HR TREND) 68 (+1) 63
MIN RH % (24HR TREND) 78 (+24) 59
MIN TEMP (24HR TREND) 49 (-5) 45
MAX RH % (24HR TREND) 93 (+9) 88
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 S 15-20 W 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 23
PRECIP AMOUNT (IN) 0.50-0.75 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1500 3100
MAX MIXING HGT (FT) 2300 3900
TRANSPORT WND (MPH) S 29 W 12
VENT RATE (MPH-FT) 69000 50700
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE MID 30S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ021-272115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 30
MAX TEMP (24HR TREND) 69 (-3) 64
MIN RH % (24HR TREND) 75 (+32) 60
MIN TEMP (24HR TREND) 50 (-6) 47
MAX RH % (24HR TREND) 92 (+12) 90
20FT WIND AM (MPH) SE 15-20 W 8-11
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 21
PRECIP AMOUNT (IN) 0.50-0.75 0.10-0.25 0.00 0.00
11 AM MIXING HGT (FT) 1600 3100
MAX MIXING HGT (FT) 2400 3900
TRANSPORT WND (MPH) S 31 W 12
VENT RATE (MPH-FT) 74400 50700
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ022-272115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 30
MAX TEMP (24HR TREND) 68 (+1) 63
MIN RH % (24HR TREND) 71 (+17) 62
MIN TEMP (24HR TREND) 50 (-4) 46
MAX RH % (24HR TREND) 93 (+10) 91
20FT WIND AM (MPH) SE 15-20 W 8-12
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-12 LGT/VAR
PEAK WIND GUSTS (MPH) 34 33 23
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.00
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2200 3900
TRANSPORT WND (MPH) S 26 W 13
VENT RATE (MPH-FT) 57200 54600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
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, BECOMING SOUTH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ032-272115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 30
MAX TEMP (24HR TREND) 69 (-6) 64
MIN RH % (24HR TREND) 67 (+35) 60
MIN TEMP (24HR TREND) 49 (-8) 46
MAX RH % (24HR TREND) 92 (+16) 92
20FT WIND AM (MPH) SE 20-25 W 8-11
20FT WIND PM (MPH) S 20-25 SW 15-20 NW 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 33 33 21
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2000 3100
MAX MIXING HGT (FT) 2500 3800
TRANSPORT WND (MPH) S 31 NW 11
VENT RATE (MPH-FT) 77500 45600
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE UPPER 30S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ023-272115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 40
MAX TEMP (24HR TREND) 68 (-2) 63
MIN RH % (24HR TREND) 70 (+24) 63
MIN TEMP (24HR TREND) 50 (-4) 46
MAX RH % (24HR TREND) 94 (+11) 93
20FT WIND AM (MPH) SE 15-20 W 8-11
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 34 32 19
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.01-0.05
11 AM MIXING HGT (FT) 1800 3100
MAX MIXING HGT (FT) 2400 3700
TRANSPORT WND (MPH) S 28 W 12
VENT RATE (MPH-FT) 69600 48100
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS AROUND 60. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
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, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ039-272115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 50
MAX TEMP (24HR TREND) 70 (-4) 64
MIN RH % (24HR TREND) 64 (+27) 59
MIN TEMP (24HR TREND) 50 (-7) 47
MAX RH % (24HR TREND) 93 (+18) 93
20FT WIND AM (MPH) SE 20-25 W 8-11
20FT WIND PM (MPH) S 20-25 S 15-20 NW 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 19
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.05-0.10
11 AM MIXING HGT (FT) 2100 2900
MAX MIXING HGT (FT) 2400 3500
TRANSPORT WND (MPH) S 32 W 11
VENT RATE (MPH-FT) 76800 42000
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 10 TO
15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
ILZ033-272115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 80 50
MAX TEMP (24HR TREND) 69 (-3) 64
MIN RH % (24HR TREND) 64 (+24) 58
MIN TEMP (24HR TREND) 50 (-5) 47
MAX RH % (24HR TREND) 93 (+12) 91
20FT WIND AM (MPH) SE 15-20 W 8-10
20FT WIND PM (MPH) S 15-20 S 15-20 NW 8-10 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 18
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 0.00 0.05-0.10
11 AM MIXING HGT (FT) 1900 3000
MAX MIXING HGT (FT) 2500 3600
TRANSPORT WND (MPH) S 31 W 11
VENT RATE (MPH-FT) 77500 43200
VENT RATE CATEGORY GOOD POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS IN THE LOWER 60S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
INZ010-272115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 50
MAX TEMP (24HR TREND) 69 (+2) 63
MIN RH % (24HR TREND) 65 (+17) 62
MIN TEMP (24HR TREND) 51 (-1) 47
MAX RH % (24HR TREND) 93 (+7) 92
20FT WIND AM (MPH) SE 15-20 W 7-10
20FT WIND PM (MPH) S 15-20 S 15-20 W 7-10 LGT/VAR
PEAK WIND GUSTS (MPH) 33 32 18
PRECIP AMOUNT (IN) 0.50-0.75 0.50-0.75 0.00 0.05-0.10
11 AM MIXING HGT (FT) 1700 3100
MAX MIXING HGT (FT) 2500 3600
TRANSPORT WND (MPH) S 27 W 12
VENT RATE (MPH-FT) 70000 46800
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY IN THE MORNING, THEN BECOMING PARTLY SUNNY.
HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
UPPER 50S. NORTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
INZ011-272115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
324 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 50
MAX TEMP (24HR TREND) 70 (+4) 64
MIN RH % (24HR TREND) 62 (+11) 63
MIN TEMP (24HR TREND) 52 (0) 47
MAX RH % (24HR TREND) 94 (+6) 91
20FT WIND AM (MPH) SE 15-20 W 8-11
20FT WIND PM (MPH) S 15-20 S 15-20 W 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 33 33 19
PRECIP AMOUNT (IN) 0.50-0.75 0.50-0.75 0.00 0.05-0.10
11 AM MIXING HGT (FT) 1600 3000
MAX MIXING HGT (FT) 2600 3600
TRANSPORT WND (MPH) S 26 W 12
VENT RATE (MPH-FT) 67600 46800
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS
IN THE MID 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT.
SATURDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
INZ019-272115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
424 AM EDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 70 80 60
MAX TEMP (24HR TREND) 70 (+1) 64
MIN RH % (24HR TREND) 63 (+21) 60
MIN TEMP (24HR TREND) 52 (-1) 49
MAX RH % (24HR TREND) 94 (+9) 90
20FT WIND AM (MPH) SE 15-20 W 7-10
20FT WIND PM (MPH) S 15-20 S 15-20 NW 7-10 LGT/VAR
PEAK WIND GUSTS (MPH) 33 33 19
PRECIP AMOUNT (IN) 0.50-0.75 0.50-0.75 0.00 0.10-0.25
11 AM MIXING HGT (FT) 1700 2900
MAX MIXING HGT (FT) 2500 3400
TRANSPORT WND (MPH) S 27 W 12
VENT RATE (MPH-FT) 70000 44200
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 10 TO
15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 40. NORTH WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
UPPER 50S. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
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