670
FNUS53 KLOT 190909
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
409 AM CDT MON MAY 19 2025
DISCUSSION
THERE IS A SLIGHT CHANCE FOR A FEW SHOWERS TODAY, MAINLY
SOUTHWEST OF A ROCKFORD TO RENSSELAER LINE, ALTHOUGH MOST
LOCATIONS WILL REMAIN DRY. TEMPERATURES WILL RANGE FROM THE LOW
50S AT THE LAKE TO THE LOW TO MID 70S WELL SOUTH OF I-80 TODAY.
PERIODS OF RAIN AND SOME EMBEDDED THUNDERSTORMS WILL DEVELOP
TONIGHT INTO TUESDAY. RAINFALL COULD BE LOCALLY HEAVY AT TIMES.
PRECIPITATION WILL TRANSITION TO LIGHT SHOWERS OR DRIZZLE TUESDAY
NIGHT INTO WEDNESDAY. THROUGH TUESDAY NIGHT, RAINFALL AMOUNTS OF 1
TO 2 INCHES ARE EXPECTED ACROSS THE REGION.
PERSISTENT ONSHORE FLOW WILL HOLD TEMPERATURES AND MIXING HEIGHTS
LOWER NEAR THE LAKE THROUGH THE END OF THE WEEK AND INTO THE
WEEKEND.
ILZ014-192115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 80 100 90
MAX TEMP (24HR TREND) 59 (-3) 58
MIN RH % (24HR TREND) 57 (-1) 77
MIN TEMP (24HR TREND) 46 (+3) 48
MAX RH % (24HR TREND) 77 (-8) 93
20FT WIND AM (MPH) NE 11-12 E 15-20
20FT WIND PM (MPH) NE 11-12 E 10-15 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 21 34 34 25
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 1900 1800
MAX MIXING HGT (FT) 2000 1900
TRANSPORT WND (MPH) NE 14 E 31
VENT RATE (MPH-FT) 30000 58900
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
ILZ006-192115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 70 100 90
MAX TEMP (24HR TREND) 56 (-4) 52
MIN RH % (24HR TREND) 59 (-2) 75
MIN TEMP (24HR TREND) 44 (+4) 46
MAX RH % (24HR TREND) 77 (-10) 93
20FT WIND AM (MPH) NE 10-15 E 15-20
20FT WIND PM (MPH) NE 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 21 34 34 28
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2000 1600
MAX MIXING HGT (FT) 2200 1700
TRANSPORT WND (MPH) NE 16 E 32
VENT RATE (MPH-FT) 35200 54400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
INZ001-192115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 80 100 80
MAX TEMP (24HR TREND) 69 (+7) 60
MIN RH % (24HR TREND) 49 (-10) 77
MIN TEMP (24HR TREND) 47 (+3) 51
MAX RH % (24HR TREND) 78 (-16) 96
20FT WIND AM (MPH) NE 9 E 15-20
20FT WIND PM (MPH) NE 9 E 10-15 E 15-20 E 7-10
PEAK WIND GUSTS (MPH) 18 31 33 24
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 2400 1700
MAX MIXING HGT (FT) 2800 1800
TRANSPORT WND (MPH) NE 12 E 32
VENT RATE (MPH-FT) 36400 57600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTH WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST WINDS AROUND
5 MPH.
INZ002-192115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 70 100 80
MAX TEMP (24HR TREND) 69 (+7) 60
MIN RH % (24HR TREND) 44 (-16) 72
MIN TEMP (24HR TREND) 46 (+2) 50
MAX RH % (24HR TREND) 75 (-17) 95
20FT WIND AM (MPH) NE 8-9 E 15-20
20FT WIND PM (MPH) NE 8-9 E 10-15 E 15-20 E 7-10
PEAK WIND GUSTS (MPH) 17 31 34 23
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 2500 1600
MAX MIXING HGT (FT) 3100 1900
TRANSPORT WND (MPH) NE 10 E 31
VENT RATE (MPH-FT) 31000 58900
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE
UPPER 50S. EAST WINDS AROUND 10 MPH, BECOMING NORTHWEST IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS AROUND
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST WINDS AROUND
5 MPH.
ILZ013-192115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 90 100 80
MAX TEMP (24HR TREND) 60 (-7) 58
MIN RH % (24HR TREND) 54 (+2) 79
MIN TEMP (24HR TREND) 46 (+3) 49
MAX RH % (24HR TREND) 79 (-4) 94
20FT WIND AM (MPH) NE 10-15 E 15-20
20FT WIND PM (MPH) NE 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 23 32 33 24
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2000 1700
MAX MIXING HGT (FT) 2100 1700
TRANSPORT WND (MPH) E 14 E 28
VENT RATE (MPH-FT) 31500 49300
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
ILZ012-192115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 90 100 80
MAX TEMP (24HR TREND) 61 (-9) 58
MIN RH % (24HR TREND) 52 (-1) 79
MIN TEMP (24HR TREND) 46 (+4) 47
MAX RH % (24HR TREND) 82 (-3) 95
20FT WIND AM (MPH) NE 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 24 34 35 24
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2000 1600
MAX MIXING HGT (FT) 2200 1600
TRANSPORT WND (MPH) E 16 E 31
VENT RATE (MPH-FT) 35200 49600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH.
ILZ005-192115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 80 100 90
MAX TEMP (24HR TREND) 57 (-8) 53
MIN RH % (24HR TREND) 56 (-1) 77
MIN TEMP (24HR TREND) 45 (+6) 45
MAX RH % (24HR TREND) 77 (-13) 95
20FT WIND AM (MPH) NE 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 24 35 35 26
PRECIP AMOUNT (IN) 0.00 0.05-0.10 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 2300 1700
TRANSPORT WND (MPH) E 16 E 34
VENT RATE (MPH-FT) 36800 59500
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
ILZ004-192115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 90 100 80
MAX TEMP (24HR TREND) 59 (-9) 53
MIN RH % (24HR TREND) 51 (-2) 78
MIN TEMP (24HR TREND) 45 (+5) 45
MAX RH % (24HR TREND) 77 (-12) 93
20FT WIND AM (MPH) E 10-15 E 20-25
20FT WIND PM (MPH) E 10-15 E 15-20 E 20-25 E 10-15
PEAK WIND GUSTS (MPH) 25 36 36 27
PRECIP AMOUNT (IN) 0.00 0.10-0.25 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2000 1600
MAX MIXING HGT (FT) 2400 1600
TRANSPORT WND (MPH) E 18 E 35
VENT RATE (MPH-FT) 43200 57600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH.
ILZ011-192115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 100 100 80
MAX TEMP (24HR TREND) 63 (-8) 59
MIN RH % (24HR TREND) 48 (+1) 77
MIN TEMP (24HR TREND) 46 (+4) 47
MAX RH % (24HR TREND) 83 (-3) 93
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 26 36 36 23
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 2300 1600
TRANSPORT WND (MPH) E 18 E 29
VENT RATE (MPH-FT) 41400 48000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS 5 TO 10 MPH.
ILZ003-192115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 100 100 80
MAX TEMP (24HR TREND) 61 (-9) 54
MIN RH % (24HR TREND) 47 (-2) 77
MIN TEMP (24HR TREND) 45 (+4) 46
MAX RH % (24HR TREND) 78 (-5) 91
20FT WIND AM (MPH) E 10-15 E 20-25
20FT WIND PM (MPH) E 10-15 E 15-20 E 20-25 E 10-15
PEAK WIND GUSTS (MPH) 26 36 36 26
PRECIP AMOUNT (IN) 0.00 0.10-0.25 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 2600 1700
TRANSPORT WND (MPH) E 20 E 34
VENT RATE (MPH-FT) 54600 59500
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
ILZ008-192115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 100 100 70
MAX TEMP (24HR TREND) 63 (-9) 58
MIN RH % (24HR TREND) 46 (+2) 74
MIN TEMP (24HR TREND) 47 (+5) 47
MAX RH % (24HR TREND) 86 (+4) 91
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 10-15
PEAK WIND GUSTS (MPH) 26 36 37 23
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2000 1600
MAX MIXING HGT (FT) 2400 1600
TRANSPORT WND (MPH) E 21 E 34
VENT RATE (MPH-FT) 52800 56000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
ILZ010-192115-
LEE-
INCLUDING THE CITY OF DIXON
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 70
MAX TEMP (24HR TREND) 65 (-8) 61
MIN RH % (24HR TREND) 46 (+5) 73
MIN TEMP (24HR TREND) 48 (+4) 48
MAX RH % (24HR TREND) 89 (+8) 93
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 9-11
PEAK WIND GUSTS (MPH) 26 37 37 20
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2100 1500
MAX MIXING HGT (FT) 2600 1600
TRANSPORT WND (MPH) E 21 E 36
VENT RATE (MPH-FT) 57200 59200
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
50S. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS AROUND 10 MPH.
ILZ019-192115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 60
MAX TEMP (24HR TREND) 69 (-6) 66
MIN RH % (24HR TREND) 45 (+5) 72
MIN TEMP (24HR TREND) 48 (+2) 50
MAX RH % (24HR TREND) 85 (+4) 89
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 9-10
PEAK WIND GUSTS (MPH) 26 36 36 19
PRECIP AMOUNT (IN) 0.00 0.50-0.75 1.00-1.50 0.10-0.25
11 AM MIXING HGT (FT) 2300 1500
MAX MIXING HGT (FT) 2900 1600
TRANSPORT WND (MPH) E 20 E 21
VENT RATE (MPH-FT) 60900 35200
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 50. EAST WINDS 5 TO 10 MPH.
ILZ020-192115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 100 100 80
MAX TEMP (24HR TREND) 63 (-10) 61
MIN RH % (24HR TREND) 51 (+3) 78
MIN TEMP (24HR TREND) 48 (+4) 50
MAX RH % (24HR TREND) 82 (-2) 95
20FT WIND AM (MPH) NE 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 9-10
PEAK WIND GUSTS (MPH) 24 34 34 21
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2200 1700
MAX MIXING HGT (FT) 2400 1700
TRANSPORT WND (MPH) E 16 E 29
VENT RATE (MPH-FT) 38400 51000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE MID 50S. NORTH
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
ILZ021-192115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 70
MAX TEMP (24HR TREND) 69 (-5) 65
MIN RH % (24HR TREND) 48 (+3) 78
MIN TEMP (24HR TREND) 49 (+3) 51
MAX RH % (24HR TREND) 85 (+1) 94
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 E 15-20 E 8-9
PEAK WIND GUSTS (MPH) 23 34 34 20
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2200 1600
MAX MIXING HGT (FT) 2800 1700
TRANSPORT WND (MPH) E 18 E 31
VENT RATE (MPH-FT) 50400 52700
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 50. EAST WINDS AROUND 5 MPH.
ILZ022-192115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 90 100 80
MAX TEMP (24HR TREND) 65 (-4) 62
MIN RH % (24HR TREND) 54 (+2) 81
MIN TEMP (24HR TREND) 47 (+3) 50
MAX RH % (24HR TREND) 82 (-7) 96
20FT WIND AM (MPH) NE 11-12 E 15-20
20FT WIND PM (MPH) NE 11-12 E 15-20 E 15-20 E 8-11
PEAK WIND GUSTS (MPH) 21 32 32 23
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2100 1600
MAX MIXING HGT (FT) 2400 1700
TRANSPORT WND (MPH) NE 14 E 29
VENT RATE (MPH-FT) 36000 51000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTH WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
ILZ032-192115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 100 100 60
MAX TEMP (24HR TREND) 72 (-3) 69
MIN RH % (24HR TREND) 46 (+6) 75
MIN TEMP (24HR TREND) 52 (+5) 51
MAX RH % (24HR TREND) 89 (+7) 94
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 SE 15-20 SE 8-9
PEAK WIND GUSTS (MPH) 24 35 35 18
PRECIP AMOUNT (IN) 0.00 0.50-0.75 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2200 1500
MAX MIXING HGT (FT) 3300 1800
TRANSPORT WND (MPH) E 18 SE 25
VENT RATE (MPH-FT) 59400 45000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. WEST WINDS AROUND 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 50. EAST WINDS 5 TO 10 MPH.
ILZ023-192115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 70
MAX TEMP (24HR TREND) 71 (+1) 64
MIN RH % (24HR TREND) 46 (-2) 80
MIN TEMP (24HR TREND) 48 (+2) 51
MAX RH % (24HR TREND) 82 (-4) 97
20FT WIND AM (MPH) NE 10-11 E 15-20
20FT WIND PM (MPH) E 10-11 E 10-15 E 15-20 E 7-9
PEAK WIND GUSTS (MPH) 19 32 32 19
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 2300 1600
MAX MIXING HGT (FT) 3200 1800
TRANSPORT WND (MPH) E 13 E 29
VENT RATE (MPH-FT) 44800 54000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH.
ILZ039-192115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 100 100 60
MAX TEMP (24HR TREND) 72 (-3) 70
MIN RH % (24HR TREND) 47 (+8) 73
MIN TEMP (24HR TREND) 52 (+4) 51
MAX RH % (24HR TREND) 91 (+13) 92
20FT WIND AM (MPH) E 10-15 E 15-20
20FT WIND PM (MPH) E 10-15 E 15-20 SE 15-20 S 8-9
PEAK WIND GUSTS (MPH) 23 32 32 16
PRECIP AMOUNT (IN) 0.01-0.05 0.25-0.50 0.50-0.75 0.10-0.25
11 AM MIXING HGT (FT) 2100 1500
MAX MIXING HGT (FT) 3600 1600
TRANSPORT WND (MPH) E 19 SE 26
VENT RATE (MPH-FT) 72000 41600
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. WEST WINDS AROUND 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 50. EAST WINDS AROUND 5 MPH.
ILZ033-192115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 60
MAX TEMP (24HR TREND) 72 (-1) 67
MIN RH % (24HR TREND) 45 (+3) 76
MIN TEMP (24HR TREND) 50 (+3) 51
MAX RH % (24HR TREND) 85 (+5) 94
20FT WIND AM (MPH) E 10-11 E 15-20
20FT WIND PM (MPH) E 10-11 E 10-15 E 15-20 SE 6-7
PEAK WIND GUSTS (MPH) 20 32 32
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.75-1.00 0.10-0.25
11 AM MIXING HGT (FT) 2300 1500
MAX MIXING HGT (FT) 3800 1700
TRANSPORT WND (MPH) E 16 SE 27
VENT RATE (MPH-FT) 60800 47600
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
INZ010-192115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 100 70
MAX TEMP (24HR TREND) 72 (+3) 64
MIN RH % (24HR TREND) 44 (-4) 78
MIN TEMP (24HR TREND) 48 (+3) 51
MAX RH % (24HR TREND) 83 (-2) 95
20FT WIND AM (MPH) NE 9 E 15-20
20FT WIND PM (MPH) E 9 E 10-15 E 15-20 E 5-8
PEAK WIND GUSTS (MPH) 17 31 32 18
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.25-0.50
11 AM MIXING HGT (FT) 2500 1600
MAX MIXING HGT (FT) 3900 1700
TRANSPORT WND (MPH) E 14 E 26
VENT RATE (MPH-FT) 58500 44200
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
WEST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
INZ011-192115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
409 AM CDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 10 80 100 80
MAX TEMP (24HR TREND) 72 (+5) 63
MIN RH % (24HR TREND) 44 (-5) 76
MIN TEMP (24HR TREND) 47 (+2) 51
MAX RH % (24HR TREND) 79 (-7) 93
20FT WIND AM (MPH) NE 8 E 15-20
20FT WIND PM (MPH) E 8 E 10-15 E 15-20 E 5-9
PEAK WIND GUSTS (MPH) 15 31 31 19
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.50-0.75 0.25-0.50
11 AM MIXING HGT (FT) 2500 1500
MAX MIXING HGT (FT) 3800 1800
TRANSPORT WND (MPH) E 12 E 27
VENT RATE (MPH-FT) 49400 50400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTH WINDS AROUND 10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
INZ019-192115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
509 AM EDT MON MAY 19 2025
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 100 70
MAX TEMP (24HR TREND) 73 (0) 66
MIN RH % (24HR TREND) 45 (+2) 77
MIN TEMP (24HR TREND) 49 (+2) 53
MAX RH % (24HR TREND) 86 (+5) 93
20FT WIND AM (MPH) E 8-9 E 15-20
20FT WIND PM (MPH) E 8-9 E 10-15 E 15-20 E 5-7
PEAK WIND GUSTS (MPH) 15 30 31
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.50-0.75 0.25-0.50
11 AM MIXING HGT (FT) 2400 1500
MAX MIXING HGT (FT) 3800 1600
TRANSPORT WND (MPH) E 13 E 27
VENT RATE (MPH-FT) 53200 44800
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTHWEST WINDS AROUND
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. EAST WINDS AROUND
5 MPH.
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