070
FNUS53 KLOT 271529
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1029 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.
ILZ014-280915-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
1029 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 (%) 90 70 30
MAX TEMP (24HR TREND) 70 (+11) 63
MIN RH % (24HR TREND) 68 (+5) 55
MIN TEMP (24HR TREND) 50 (+1) 46
MAX RH % (24HR TREND) 90 (+1) 85
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 38 28 24
PRECIP AMOUNT (IN) 0.50-0.75 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 MID 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY 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. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH 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 MID 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS AROUND 5 MPH.
ILZ006-280915-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
1029 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 (%) 90 60 20
MAX TEMP (24HR TREND) 69 (+13) 62
MIN RH % (24HR TREND) 72 (+2) 55
MIN TEMP (24HR TREND) 48 (+3) 44
MAX RH % (24HR TREND) 90 (-6) 86
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) SE 15-20 SW 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 38 28 23
PRECIP AMOUNT (IN) 0.25-0.50 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
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST 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 LOWER 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHEAST
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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
INZ001-280915-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 80 40
MAX TEMP (24HR TREND) 71 (+7) 63
MIN RH % (24HR TREND) 69 (+10) 60
MIN TEMP (24HR TREND) 50 (-1) 46
MAX RH % (24HR TREND) 94 (+3) 92
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 36 29 24
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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
MOSTLY 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
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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 LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
INZ002-280915-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
1029 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 (%) 90 80 40
MAX TEMP (24HR TREND) 72 (+9) 63
MIN RH % (24HR TREND) 67 (+6) 62
MIN TEMP (24HR TREND) 51 (0) 46
MAX RH % (24HR TREND) 93 (-3) 93
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) SE 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 35 31 23
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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 MID 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.
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 MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
ILZ013-280915-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
1029 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 (%) 90 70 30
MAX TEMP (24HR TREND) 71 (+9) 63
MIN RH % (24HR TREND) 70 (+10) 56
MIN TEMP (24HR TREND) 49 (-1) 46
MAX RH % (24HR TREND) 91 (+4) 84
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 38 27 23
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 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
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY 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. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. 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 IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S.
SOUTHWEST WINDS AROUND 5 MPH.
ILZ012-280915-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
1029 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 (%) 100 60 30
MAX TEMP (24HR TREND) 70 (+7) 62
MIN RH % (24HR TREND) 74 (+16) 58
MIN TEMP (24HR TREND) 48 (-2) 44
MAX RH % (24HR TREND) 91 (+4) 85
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 38 26 23
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 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
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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 LOWER 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
MOSTLY SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.
SOUTHWEST WINDS AROUND 5 MPH.
ILZ005-280915-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
1029 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 (%) 90 60 20
MAX TEMP (24HR TREND) 69 (+9) 61
MIN RH % (24HR TREND) 71 (+8) 58
MIN TEMP (24HR TREND) 47 (0) 43
MAX RH % (24HR TREND) 90 (-1) 84
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) SE 15-20 SW 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 37 25 24
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 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
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 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
MOSTLY SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 40S. WEST WINDS AROUND 5 MPH.
ILZ004-280915-
BOONE-
INCLUDING THE CITY OF BELVIDERE
1029 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 (%) 90 60 20
MAX TEMP (24HR TREND) 69 (+6) 61
MIN RH % (24HR TREND) 74 (+19) 53
MIN TEMP (24HR TREND) 46 (-4) 43
MAX RH % (24HR TREND) 90 (+2) 83
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 W 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 37 24 24
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 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
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 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
MOSTLY SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
ILZ011-280915-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
1029 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 (%) 90 70 20
MAX TEMP (24HR TREND) 70 (+5) 62
MIN RH % (24HR TREND) 74 (+20) 56
MIN TEMP (24HR TREND) 47 (-5) 44
MAX RH % (24HR TREND) 92 (+5) 85
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 38 26 24
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 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
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST 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. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 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.
SATURDAY
MOSTLY SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.
SOUTHWEST WINDS AROUND 5 MPH.
ILZ003-280915-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 70 10
MAX TEMP (24HR TREND) 69 (+2) 61
MIN RH % (24HR TREND) 73 (+25) 49
MIN TEMP (24HR TREND) 46 (-6) 43
MAX RH % (24HR TREND) 88 (+4) 81
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 W 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 36 25 23
PRECIP AMOUNT (IN) 0.25-0.50 0.10-0.25 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
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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 LOWER 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.
SATURDAY
MOSTLY SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. WEST 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
ILZ008-280915-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 80 70 20
MAX TEMP (24HR TREND) 70 (+2) 62
MIN RH % (24HR TREND) 69 (+24) 50
MIN TEMP (24HR TREND) 46 (-7) 43
MAX RH % (24HR TREND) 89 (+7) 81
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 10-15 NW 5-6
PEAK WIND GUSTS (MPH) 38 26 23
PRECIP AMOUNT (IN) 0.25-0.50 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
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. 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 IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S.
WEST WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ010-280915-
LEE-
INCLUDING THE CITY OF DIXON
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 70 10 20
MAX TEMP (24HR TREND) 71 (+1) 62
MIN RH % (24HR TREND) 65 (+22) 52
MIN TEMP (24HR TREND) 47 (-8) 44
MAX RH % (24HR TREND) 90 (+9) 81
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 9-12 NW 5-7
PEAK WIND GUSTS (MPH) 38 26 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 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. NORTHWEST WINDS 10 TO
15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTHWEST 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. NORTH
WINDS AROUND 5 MPH.
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 MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S. WEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ019-280915-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY PCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 80 10 30
MAX TEMP (24HR TREND) 72 (0) 63
MIN RH % (24HR TREND) 63 (+24) 52
MIN TEMP (24HR TREND) 48 (-8) 46
MAX RH % (24HR TREND) 87 (+11) 84
20FT WIND AM (MPH) SE 15-20 W 9-11
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 9-11 LGT/VAR
PEAK WIND GUSTS (MPH) 37 26 21
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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. 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. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. 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. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ020-280915-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 60 30
MAX TEMP (24HR TREND) 71 (+4) 63
MIN RH % (24HR TREND) 71 (+17) 58
MIN TEMP (24HR TREND) 48 (-6) 46
MAX RH % (24HR TREND) 91 (+7) 86
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 38 26 21
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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
MOSTLY 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. NORTHWEST 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. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE MID 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S.
SOUTHWEST WINDS AROUND 5 MPH.
ILZ021-280915-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 70 30
MAX TEMP (24HR TREND) 73 (+1) 64
MIN RH % (24HR TREND) 64 (+21) 59
MIN TEMP (24HR TREND) 49 (-7) 47
MAX RH % (24HR TREND) 91 (+11) 89
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 35 27 21
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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 IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS
AROUND 5 MPH.
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 MID 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. 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. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ022-280915-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 70 40
MAX TEMP (24HR TREND) 71 (+4) 63
MIN RH % (24HR TREND) 71 (+17) 61
MIN TEMP (24HR TREND) 49 (-5) 46
MAX RH % (24HR TREND) 92 (+8) 91
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 36 28 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
MOSTLY 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 SOUTHWEST AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS
IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. 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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
ILZ032-280915-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 80 10 40
MAX TEMP (24HR TREND) 73 (-2) 64
MIN RH % (24HR TREND) 61 (+29) 58
MIN TEMP (24HR TREND) 49 (-8) 47
MAX RH % (24HR TREND) 93 (+17) 93
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) S 15-20 SW 10-15 NW 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 37 28 20
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
MOSTLY CLOUDY. LOWS AROUND 40. 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 MID 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. 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 AROUND 70. SOUTHWEST WINDS 10 TO
15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 10 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ023-280915-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 70 40
MAX TEMP (24HR TREND) 72 (+2) 64
MIN RH % (24HR TREND) 70 (+24) 61
MIN TEMP (24HR TREND) 50 (-3) 46
MAX RH % (24HR TREND) 94 (+10) 93
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) S 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 35 29 23
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 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
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. 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. SOUTHWEST WINDS AROUND
5 MPH.
ILZ039-280915-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 80 60
MAX TEMP (24HR TREND) 72 (-2) 65
MIN RH % (24HR TREND) 64 (+27) 58
MIN TEMP (24HR TREND) 49 (-7) 47
MAX RH % (24HR TREND) 93 (+18) 93
20FT WIND AM (MPH) S 15-20 W 8-12
20FT WIND PM (MPH) S 15-20 S 10-15 NW 8-12 LGT/VAR
PEAK WIND GUSTS (MPH) 35 30 21
PRECIP AMOUNT (IN) 0.75-1.00 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, BECOMING WEST AFTER MIDNIGHT.
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 AROUND 40. 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
MOSTLY SUNNY. PATCHY FROST IN THE MORNING. HIGHS
AROUND 60. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS 10 TO
15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS AROUND 10 MPH.
ILZ033-280915-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 70 50
MAX TEMP (24HR TREND) 72 (0) 64
MIN RH % (24HR TREND) 65 (+25) 57
MIN TEMP (24HR TREND) 50 (-4) 47
MAX RH % (24HR TREND) 92 (+11) 92
20FT WIND AM (MPH) SE 15-20 W 8-12
20FT WIND PM (MPH) S 15-20 S 10-15 NW 8-12 LGT/VAR
PEAK WIND GUSTS (MPH) 36 32 23
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 AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. 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
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
INZ010-280915-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 100 80 50
MAX TEMP (24HR TREND) 72 (+5) 64
MIN RH % (24HR TREND) 68 (+20) 61
MIN TEMP (24HR TREND) 50 (-2) 46
MAX RH % (24HR TREND) 94 (+3) 93
20FT WIND AM (MPH) SE 15-20 W 9-12
20FT WIND PM (MPH) SE 15-20 S 10-15 NW 9-12 LGT/VAR
PEAK WIND GUSTS (MPH) 36 33 21
PRECIP AMOUNT (IN) 0.50-0.75 0.25-0.50 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. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
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 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. 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. SOUTHWEST WINDS AROUND
5 MPH.
INZ011-280915-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
1029 AM CDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 90 50
MAX TEMP (24HR TREND) 72 (+6) 64
MIN RH % (24HR TREND) 68 (+17) 61
MIN TEMP (24HR TREND) 52 (0) 47
MAX RH % (24HR TREND) 94 (-1) 92
20FT WIND AM (MPH) SE 15-20 W 10-15
20FT WIND PM (MPH) SE 15-20 S 10-15 NW 10-15 LGT/VAR
PEAK WIND GUSTS (MPH) 36 33 21
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
AROUND 10 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
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 LOWER 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
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 IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
INZ019-280915-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
1129 AM EDT MON APR 27 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER CLOUDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 90 80 60
MAX TEMP (24HR TREND) 72 (+3) 65
MIN RH % (24HR TREND) 65 (+23) 59
MIN TEMP (24HR TREND) 52 (-1) 48
MAX RH % (24HR TREND) 93 (+4) 90
20FT WIND AM (MPH) SE 15-20 W 8-12
20FT WIND PM (MPH) S 15-20 S 10-15 NW 8-12 LGT/VAR
PEAK WIND GUSTS (MPH) 36 32 21
PRECIP AMOUNT (IN) 0.50-0.75 0.75-1.00 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 AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 40. NORTH WINDS AROUND 5 MPH.
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.
SATURDAY
MOSTLY SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN
THE UPPER 50S. NORTH 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. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
5 MPH.
DK
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