684
FNUS53 KLOT 260904
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
404 AM CDT SUN APR 26 2026
DISCUSSION
LOW CLOUDS AND PATCHY FOG WILL BE POSSIBLE THIS
MORNING, ESPECIALLY ACROSS NORTHEAST ILLINOIS AND NORTHWEST
INDIANA. A LARGE TEMPERATURE GRADIENT IS EXPECTED AGAIN TODAY
WITH HIGHS RANGING FROM THE UPPER 60S TO LOWER 70S WELL INLAND TO
ONLY THE 50S NEAR LAKE MICHIGAN.
THERE WILL BE A CHANCE OF SHOWERS AND THUNDERSTORMS MONDAY MORNING,
ESPECIALLY ACROSS NORTHWEST AND WESTERN ILLINOIS. THERE IS SOME
UNCERTAINTY FOR HOW FAR EAST THIS ACTIVITY MAY MOVE AS IT WILL
LIKELY BE WEAKENING BY MIDDAY MONDAY. ADDITIONAL THUNDERSTORMS ARE
EXPECTED MONDAY AFTERNOON INTO MONDAY EVENING. SOME OF THESE
STORMS ARE EXPECTED TO BE SEVERE AND MAY ALSO PRODUCE HEAVY RAIN.
SOUTHEAST WINDS WILL SLOWLY INCREASE TONIGHT AND THEN GUST AS
HIGH AS 35 TO 40 MPH ON MONDAY, SLOWLY TURNING SOUTHERLY IN THE
AFTERNOON, THEN SLOWLY DIMINISHING MONDAY NIGHT AS THEY SHIFT TO
THE SOUTHWEST. A COOLER PATTERN IS EXPECTED FOR THE MIDDLE TO END
OF THE WEEK WITH A FEW CHANCES FOR SHOWERS.
ILZ014-262130-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 90 90
MAX TEMP (24HR TREND) 67 (+12) 75
MIN RH % (24HR TREND) 48 (-17) 55
MIN TEMP (24HR TREND) 49 (+6) 51
MAX RH % (24HR TREND) 87 (-6) 90
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 17 24 33 32
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.50-0.75
11 AM MIXING HGT (FT) 2100 1900
MAX MIXING HGT (FT) 2700 3000
TRANSPORT WND (MPH) E 11 S 33
VENT RATE (MPH-FT) 32400 99000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE LOWER 40S. LIGHT WINDS, BECOMING NORTHWEST AROUND
5 MPH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST 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 UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
ILZ006-262130-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 90 90
MAX TEMP (24HR TREND) 59 (+3) 71
MIN RH % (24HR TREND) 56 (-9) 64
MIN TEMP (24HR TREND) 46 (+5) 50
MAX RH % (24HR TREND) 93 (-1) 92
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 11-12 S 15-20 S 10-15
PEAK WIND GUSTS (MPH) 17 24 32 31
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.75-1.00
11 AM MIXING HGT (FT) 1600 1800
MAX MIXING HGT (FT) 2100 2600
TRANSPORT WND (MPH) E 12 S 35
VENT RATE (MPH-FT) 27300 93600
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE UPPER 30S. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER 30S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. EAST WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
INZ001-262130-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 80 90
MAX TEMP (24HR TREND) 70 (+19) 76
MIN RH % (24HR TREND) 45 (-34) 53
MIN TEMP (24HR TREND) 50 (+10) 51
MAX RH % (24HR TREND) 86 (-14) 95
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 11-12 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 17 23 33 32
PRECIP AMOUNT (IN) 0.00 0.00 0.25-0.50 0.75-1.00
11 AM MIXING HGT (FT) 2200 1800
MAX MIXING HGT (FT) 3700 3200
TRANSPORT WND (MPH) E 12 S 33
VENT RATE (MPH-FT) 48100 105600
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST 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 UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
INZ002-262130-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 70 100
MAX TEMP (24HR TREND) 69 (+18) 75
MIN RH % (24HR TREND) 47 (-39) 51
MIN TEMP (24HR TREND) 50 (+10) 52
MAX RH % (24HR TREND) 87 (-13) 95
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-12 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 17 21 32 32
PRECIP AMOUNT (IN) 0.00 0.00 0.10-0.25 0.75-1.00
11 AM MIXING HGT (FT) 2400 1900
MAX MIXING HGT (FT) 3600 3200
TRANSPORT WND (MPH) E 12 S 32
VENT RATE (MPH-FT) 46800 102400
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. LIGHT WINDS,
BECOMING NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST 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 UPPER 30S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
ILZ013-262130-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 90 90
MAX TEMP (24HR TREND) 69 (+8) 75
MIN RH % (24HR TREND) 44 (-11) 59
MIN TEMP (24HR TREND) 51 (+7) 51
MAX RH % (24HR TREND) 84 (-8) 90
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 S 10-15
PEAK WIND GUSTS (MPH) 17 24 32 29
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.50-0.75
11 AM MIXING HGT (FT) 1900 1900
MAX MIXING HGT (FT) 2700 2800
TRANSPORT WND (MPH) E 11 S 35
VENT RATE (MPH-FT) 32400 100800
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
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. LOWS
IN THE UPPER 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
ILZ012-262130-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 70 (+5) 73
MIN RH % (24HR TREND) 45 (-7) 65
MIN TEMP (24HR TREND) 49 (+5) 49
MAX RH % (24HR TREND) 85 (-8) 91
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 24 32 29
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 1900 1800
MAX MIXING HGT (FT) 3100 2500
TRANSPORT WND (MPH) E 13 S 35
VENT RATE (MPH-FT) 43400 90000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 10 TO
15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
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
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS
OF FROST AFTER MIDNIGHT. LOWS IN THE UPPER 30S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH.
ILZ005-262130-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 67 (+3) 71
MIN RH % (24HR TREND) 46 (-2) 67
MIN TEMP (24HR TREND) 46 (+3) 48
MAX RH % (24HR TREND) 91 (-3) 92
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 11-12 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 25 32 29
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 1800 1800
MAX MIXING HGT (FT) 2500 2500
TRANSPORT WND (MPH) E 14 S 34
VENT RATE (MPH-FT) 37500 87500
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS
AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE UPPER 30S. LIGHT WINDS.
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 IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY 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. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
ILZ004-262130-
BOONE-
INCLUDING THE CITY OF BELVIDERE
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 80
MAX TEMP (24HR TREND) 70 (+3) 70
MIN RH % (24HR TREND) 43 (+3) 69
MIN TEMP (24HR TREND) 49 (+6) 48
MAX RH % (24HR TREND) 86 (-8) 93
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 16 25 32 29
PRECIP AMOUNT (IN) 0.00 0.00 1.00-1.50 0.25-0.50
11 AM MIXING HGT (FT) 1900 1700
MAX MIXING HGT (FT) 2900 2700
TRANSPORT WND (MPH) E 14 S 36
VENT RATE (MPH-FT) 43500 99900
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
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
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 IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY 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 IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. PATCHY FROST IN THE MORNING. HIGHS IN THE
LOWER 60S. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ011-262130-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 71 (+4) 72
MIN RH % (24HR TREND) 42 (-6) 66
MIN TEMP (24HR TREND) 51 (+8) 49
MAX RH % (24HR TREND) 84 (-9) 92
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 15-20
PEAK WIND GUSTS (MPH) 17 26 33 30
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 1900 1700
MAX MIXING HGT (FT) 3400 2400
TRANSPORT WND (MPH) E 13 S 37
VENT RATE (MPH-FT) 47600 91200
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. 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
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
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
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
ILZ003-262130-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 100 70
MAX TEMP (24HR TREND) 70 (+2) 71
MIN RH % (24HR TREND) 42 (+6) 68
MIN TEMP (24HR TREND) 51 (+9) 48
MAX RH % (24HR TREND) 82 (-9) 91
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 16 25 32 29
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2000 1700
MAX MIXING HGT (FT) 3300 2800
TRANSPORT WND (MPH) E 13 S 36
VENT RATE (MPH-FT) 46200 103600
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST 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
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. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ008-262130-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 100 70
MAX TEMP (24HR TREND) 71 (+2) 72
MIN RH % (24HR TREND) 42 (+4) 67
MIN TEMP (24HR TREND) 53 (+10) 48
MAX RH % (24HR TREND) 81 (-9) 90
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 26 32 29
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 4100 2400
TRANSPORT WND (MPH) E 13 S 35
VENT RATE (MPH-FT) 57400 86400
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. 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
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST 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.
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. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ010-262130-
LEE-
INCLUDING THE CITY OF DIXON
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 100 70
MAX TEMP (24HR TREND) 72 (+3) 73
MIN RH % (24HR TREND) 40 (+2) 67
MIN TEMP (24HR TREND) 54 (+10) 48
MAX RH % (24HR TREND) 80 (-10) 90
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 26 33 29
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2000 1700
MAX MIXING HGT (FT) 4300 2300
TRANSPORT WND (MPH) SE 13 S 35
VENT RATE (MPH-FT) 60200 82800
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 40. 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.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ019-262130-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 70
MAX TEMP (24HR TREND) 74 (+5) 76
MIN RH % (24HR TREND) 37 (-3) 61
MIN TEMP (24HR TREND) 54 (+10) 50
MAX RH % (24HR TREND) 77 (-15) 87
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 26 34 31
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.25-0.50
11 AM MIXING HGT (FT) 2000 1800
MAX MIXING HGT (FT) 4700 2300
TRANSPORT WND (MPH) E 13 S 31
VENT RATE (MPH-FT) 65800 71300
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 30S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ020-262130-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 71 (+5) 75
MIN RH % (24HR TREND) 41 (-9) 63
MIN TEMP (24HR TREND) 53 (+9) 50
MAX RH % (24HR TREND) 82 (-13) 92
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 24 32 29
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 2000 1700
MAX MIXING HGT (FT) 3600 2500
TRANSPORT WND (MPH) E 13 S 31
VENT RATE (MPH-FT) 50400 77500
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 40. 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. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ021-262130-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 73 (+5) 77
MIN RH % (24HR TREND) 37 (-8) 60
MIN TEMP (24HR TREND) 55 (+12) 51
MAX RH % (24HR TREND) 78 (-16) 93
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 10-15
PEAK WIND GUSTS (MPH) 17 24 32 29
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 2000 1800
MAX MIXING HGT (FT) 4500 2400
TRANSPORT WND (MPH) E 14 S 28
VENT RATE (MPH-FT) 67500 69600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 30S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. NORTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
ILZ022-262130-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 90 90
MAX TEMP (24HR TREND) 71 (+9) 76
MIN RH % (24HR TREND) 42 (-16) 55
MIN TEMP (24HR TREND) 52 (+8) 51
MAX RH % (24HR TREND) 84 (-13) 94
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 11-12 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 17 24 32 30
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.50-0.75
11 AM MIXING HGT (FT) 2200 1800
MAX MIXING HGT (FT) 3800 3000
TRANSPORT WND (MPH) E 14 S 33
VENT RATE (MPH-FT) 57000 99000
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 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. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
ILZ032-262130-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 80
MAX TEMP (24HR TREND) 75 (+5) 78
MIN RH % (24HR TREND) 36 (-2) 58
MIN TEMP (24HR TREND) 56 (+14) 50
MAX RH % (24HR TREND) 74 (-21) 94
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-15 S 15-20 SW 15-20
PEAK WIND GUSTS (MPH) 17 24 35 32
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.50-0.75
11 AM MIXING HGT (FT) 2200 1700
MAX MIXING HGT (FT) 5000 2600
TRANSPORT WND (MPH) SE 13 S 34
VENT RATE (MPH-FT) 70000 91000
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST WINDS AROUND
5 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 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.
ILZ023-262130-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 80 90
MAX TEMP (24HR TREND) 72 (+8) 77
MIN RH % (24HR TREND) 40 (-12) 54
MIN TEMP (24HR TREND) 52 (+10) 51
MAX RH % (24HR TREND) 84 (-13) 95
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 11-12 S 15-20 S 10-15
PEAK WIND GUSTS (MPH) 17 21 32 30
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.75-1.00
11 AM MIXING HGT (FT) 2100 1800
MAX MIXING HGT (FT) 4400 2700
TRANSPORT WND (MPH) E 14 S 33
VENT RATE (MPH-FT) 66000 89100
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST 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
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER
30S. NORTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ039-262130-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 90 80
MAX TEMP (24HR TREND) 75 (+6) 78
MIN RH % (24HR TREND) 37 (-4) 54
MIN TEMP (24HR TREND) 56 (+13) 50
MAX RH % (24HR TREND) 75 (-19) 93
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 10-12 S 15-20 SW 15-20
PEAK WIND GUSTS (MPH) 17 21 35 32
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.75-1.00
11 AM MIXING HGT (FT) 2200 1600
MAX MIXING HGT (FT) 5000 3100
TRANSPORT WND (MPH) SE 12 S 37
VENT RATE (MPH-FT) 65000 117800
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
ILZ033-262130-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 80 90
MAX TEMP (24HR TREND) 73 (+5) 78
MIN RH % (24HR TREND) 39 (-5) 50
MIN TEMP (24HR TREND) 54 (+11) 51
MAX RH % (24HR TREND) 81 (-15) 92
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 10-11 S 15-20 S 10-15
PEAK WIND GUSTS (MPH) 17 20 33 30
PRECIP AMOUNT (IN) 0.00 0.00 0.50-0.75 0.75-1.00
11 AM MIXING HGT (FT) 2100 1800
MAX MIXING HGT (FT) 4600 2900
TRANSPORT WND (MPH) SE 12 S 34
VENT RATE (MPH-FT) 59800 101500
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER
30S. NORTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
INZ010-262130-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 70 90
MAX TEMP (24HR TREND) 72 (+8) 77
MIN RH % (24HR TREND) 40 (-11) 51
MIN TEMP (24HR TREND) 51 (+9) 52
MAX RH % (24HR TREND) 86 (-14) 96
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 10-11 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 16 18 31 30
PRECIP AMOUNT (IN) 0.00 0.00 0.25-0.50 0.75-1.00
11 AM MIXING HGT (FT) 2100 1900
MAX MIXING HGT (FT) 4200 2800
TRANSPORT WND (MPH) E 13 S 29
VENT RATE (MPH-FT) 58800 84000
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST 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
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. PATCHY FROST AFTER MIDNIGHT. LOWS IN THE UPPER
30S. NORTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
INZ011-262130-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
404 AM CDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 70 100
MAX TEMP (24HR TREND) 71 (+9) 77
MIN RH % (24HR TREND) 41 (-15) 50
MIN TEMP (24HR TREND) 51 (+9) 53
MAX RH % (24HR TREND) 87 (-13) 97
20FT WIND AM (MPH) E 8-10 SE 15-20
20FT WIND PM (MPH) E 8-10 E 10-11 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 16 18 30 30
PRECIP AMOUNT (IN) 0.00 0.00 0.25-0.50 0.50-0.75
11 AM MIXING HGT (FT) 2200 1900
MAX MIXING HGT (FT) 3800 2900
TRANSPORT WND (MPH) E 13 S 28
VENT RATE (MPH-FT) 53200 84100
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST 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. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
INZ019-262130-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
504 AM EDT SUN APR 26 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 10 70 90
MAX TEMP (24HR TREND) 73 (+4) 77
MIN RH % (24HR TREND) 39 (-4) 51
MIN TEMP (24HR TREND) 52 (+7) 54
MAX RH % (24HR TREND) 83 (-14) 94
20FT WIND AM (MPH) E 8-9 SE 15-20
20FT WIND PM (MPH) E 8-9 E 10 S 15-20 S 15-20
PEAK WIND GUSTS (MPH) 16 18 31 30
PRECIP AMOUNT (IN) 0.00 0.00 0.25-0.50 0.75-1.00
11 AM MIXING HGT (FT) 1900 1900
MAX MIXING HGT (FT) 4200 2600
TRANSPORT WND (MPH) E 12 S 26
VENT RATE (MPH-FT) 54600 67600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. NORTH WINDS AROUND 5 MPH.
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 IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
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. LOWS IN THE UPPER 30S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
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