Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Chicago, IL

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657
FNUS53 KLOT 181150
FWFLOT

Fire Weather Planning Forecast For Northern IL and Northwest IN
National Weather Service Chicago/Romeoville IL
650 AM CDT Fri Sep 18 2026

.DISCUSSION...
Mainly dry weather is expected across the area through this
evening, before shower and thunderstorm chances ramp up overnight
tonight. Several waves of showers and thunderstorms are expected
to affect the area from late tonight through Sunday night, with
locally heavy rainfall amounts possible especially along and
north of the I-80 corridor.

Shower chances will gradually taper off early next week, with
drier and cooler than average weather conditions expected by
mid-week.

ILZ014-182115-
Cook-
Including the cities of Chicago, Schaumburg, Evanston, Oak Lawn,
Lemont, Orland Park, and Park Forest
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        mcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  70           100          90
Max Temp (24HR Trend) 72 (-8)                   75
Min RH % (24HR Trend) 68 (-7)                   83
Min Temp (24HR Trend)              59 (-5)                   60
Max RH % (24HR Trend)              98 (+4)                   100
20FT Wind AM (MPH)    E 9-10                    SE 7-10
20FT Wind PM (MPH)    E 9-10       E 9-10       S 7-10       NE 5-6
Peak Wind Gusts (MPH) 17           18           18
Precip Amount (IN)    0.00         0.25-0.50    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2400                      1100
Max Mixing Hgt (FT)   2500                      1600
Transport Wnd (MPH)   E 12                      S  9
Vent Rate (MPH-FT)    32500                     14400
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Cloudy with showers likely. Highs in the upper 60s.
Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 50s. North winds around 5 mph.

$$

ILZ006-182115-
Lake IL-
Including the cities of Waukegan, Buffalo Grove, Mundelein,
and Gurnee
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        cloudy       cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           90           100          80
Max Temp (24HR Trend) 70 (-2)                   72
Min RH % (24HR Trend) 72 (-21)                  92
Min Temp (24HR Trend)              57 (-4)                   57
Max RH % (24HR Trend)              100 (+1)                  100
20FT Wind AM (MPH)    E 9-11                    SE 8-11
20FT Wind PM (MPH)    E 9-11       E 10-12      E 8-11       NE 8
Peak Wind Gusts (MPH) 17           19           19           15
Precip Amount (IN)    0.00         0.75-1.00    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2600                      1200
Max Mixing Hgt (FT)   2600                      1400
Transport Wnd (MPH)   E 14                      SE 10
Vent Rate (MPH-FT)    39000                     14000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the lower 50s. Northeast winds around 15 mph.
.MONDAY...Cloudy with a chance of showers. Highs in the lower
60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows around 50. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
around 5 mph.
.WEDNESDAY...Mostly cloudy. Highs in the lower 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Light winds.

$$

INZ001-182115-
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  60           100          90
Max Temp (24HR Trend) 74 (-9)                   75
Min RH % (24HR Trend) 67 (+1)                   85
Min Temp (24HR Trend)              57 (-8)                   61
Max RH % (24HR Trend)              96 (-1)                   100
20FT Wind AM (MPH)    NE 7                      SE 6-8
20FT Wind PM (MPH)    E 7          E 6-8        S 6-8        Lgt/Var
Peak Wind Gusts (MPH)              16           15
Precip Amount (IN)    0.00         0.10-0.25    0.75-1.00    0.50-0.75
11 AM Mixing Hgt (FT) 2100                      1100
Max Mixing Hgt (FT)   2900                      1500
Transport Wnd (MPH)   E  9                      S 10
Vent Rate (MPH-FT)    26100                     15000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs around 70. Northeast winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 50s. Northeast winds 10 to
15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. A chance of showers in the afternoon.
Highs in the lower 60s. Northeast winds around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds 5 to
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

INZ002-182115-
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  60           100          90
Max Temp (24HR Trend) 74 (-8)                   75
Min RH % (24HR Trend) 63 (-7)                   82
Min Temp (24HR Trend)              57 (-7)                   61
Max RH % (24HR Trend)              95 (-3)                   100
20FT Wind AM (MPH)    E 7                       SE 7-9
20FT Wind PM (MPH)    E 7          E 6-8        S 7-9        Lgt/Var
Peak Wind Gusts (MPH)              16           16
Precip Amount (IN)    0.00         0.10-0.25    0.75-1.00    0.50-0.75
11 AM Mixing Hgt (FT) 2000                      1100
Max Mixing Hgt (FT)   3000                      1400
Transport Wnd (MPH)   E 10                      S 10
Vent Rate (MPH-FT)    30000                     14000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs around 70. Northeast winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. A chance of showers in the afternoon.
Highs in the lower 60s. Northeast winds around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds 5 to
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

ILZ013-182115-
DuPage-
Including the cities of Naperville, Wheaton, Downers Grove,
Lombard, and Carol Stream
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        mcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  80           100          90
Max Temp (24HR Trend) 72 (-10)                  74
Min RH % (24HR Trend) 70 (-5)                   86
Min Temp (24HR Trend)              59 (-5)                   61
Max RH % (24HR Trend)              100 (+6)                  100
20FT Wind AM (MPH)    E 9-10                    SE 7-9
20FT Wind PM (MPH)    E 9-10       E 9          S 7-9        NE 5-6
Peak Wind Gusts (MPH) 17           16           16
Precip Amount (IN)    0.00         0.25-0.50    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2500                      1000
Max Mixing Hgt (FT)   2500                      1500
Transport Wnd (MPH)   E 14                      S  9
Vent Rate (MPH-FT)    37500                     13500
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the upper 60s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph.

$$

ILZ012-182115-
Kane-
Including the cities of Aurora and Elgin
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        mcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           80           100          90
Max Temp (24HR Trend) 72 (-8)                   74
Min RH % (24HR Trend) 72 (-6)                   87
Min Temp (24HR Trend)              58 (-4)                   60
Max RH % (24HR Trend)              100 (+5)                  100
20FT Wind AM (MPH)    NE 9-10                   SE 7-9
20FT Wind PM (MPH)    E 9-10       E 9          SE 7-9       NE 5-6
Peak Wind Gusts (MPH) 18           16           17
Precip Amount (IN)    0.00         0.50-0.75    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2500                      1100
Max Mixing Hgt (FT)   2500                      1500
Transport Wnd (MPH)   E 13                      SE 10
Vent Rate (MPH-FT)    35000                     15000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the upper 60s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. North winds
around 5 mph.

$$

ILZ005-182115-
McHenry-
Including the cities of Crystal Lake, Algonquin, McHenry,
and Woodstock
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        cloudy       cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           90           100          80
Max Temp (24HR Trend) 70 (-3)                   72
Min RH % (24HR Trend) 73 (-16)                  93
Min Temp (24HR Trend)              57 (-3)                   58
Max RH % (24HR Trend)              100 (+3)                  100
20FT Wind AM (MPH)    E 8-10                    SE 7-10
20FT Wind PM (MPH)    E 8-10       E 9          E 7-10       NE 6
Peak Wind Gusts (MPH) 18           17           17
Precip Amount (IN)    0.00         0.75-1.00    1.00-1.50    0.75-1.00
11 AM Mixing Hgt (FT) 2700                      1200
Max Mixing Hgt (FT)   2700                      1400
Transport Wnd (MPH)   E 14                      SE 11
Vent Rate (MPH-FT)    40500                     16800
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the mid 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the lower 50s. Northeast winds around 15 mph.
.MONDAY...Cloudy with a chance of showers. Highs in the lower
60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the upper 40s. Northeast winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. Northeast winds around
5 mph.
.WEDNESDAY...Partly sunny. Highs in the lower 60s. North winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. Light
winds.

$$

ILZ004-182115-
Boone-
Including the city of Belvidere
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       cloudy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           90           100          80
Max Temp (24HR Trend) 71 (-1)                   74
Min RH % (24HR Trend) 70 (-19)                  90
Min Temp (24HR Trend)              58 (-2)                   58
Max RH % (24HR Trend)              100 (+4)                  100
20FT Wind AM (MPH)    E 8-11                    SE 7-9
20FT Wind PM (MPH)    E 8-11       E 9-10       E 7-9        NE 6
Peak Wind Gusts (MPH) 19           18           16
Precip Amount (IN)    0.01-0.05    0.75-1.00    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2700                      1200
Max Mixing Hgt (FT)   2700                      1500
Transport Wnd (MPH)   E 16                      E 11
Vent Rate (MPH-FT)    43200                     18000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the lower 50s. Northeast winds around 15 mph.
.MONDAY...Cloudy with a chance of showers. Highs in the lower
60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the upper 40s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the mid 40s. North
winds around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. Light
winds.

$$

ILZ011-182115-
De Kalb-
Including the cities of DeKalb and Sycamore
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     20           80           100          90
Max Temp (24HR Trend) 72 (-9)                   75
Min RH % (24HR Trend) 69 (-8)                   83
Min Temp (24HR Trend)              59 (-4)                   59
Max RH % (24HR Trend)              100 (+2)                  100
20FT Wind AM (MPH)    E 9-10                    SE 7-10
20FT Wind PM (MPH)    E 9-10       E 9-10       S 7-10       NE 5-6
Peak Wind Gusts (MPH) 18           17           17
Precip Amount (IN)    0.00         0.25-0.50    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2600                      1000
Max Mixing Hgt (FT)   2600                      1500
Transport Wnd (MPH)   E 13                      S 10
Vent Rate (MPH-FT)    36400                     15000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 40s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. North winds
around 5 mph.

$$

ILZ003-182115-
Winnebago-
Including the city of Rockford
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       mcldy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           90           100          80
Max Temp (24HR Trend) 71 (-1)                   73
Min RH % (24HR Trend) 70 (-19)                  90
Min Temp (24HR Trend)              58 (-3)                   57
Max RH % (24HR Trend)              100 (+4)                  100
20FT Wind AM (MPH)    E 8-11                    SE 7-10
20FT Wind PM (MPH)    E 8-11       E 10-11      E 7-10       NE 7-8
Peak Wind Gusts (MPH) 18           18           17
Precip Amount (IN)    0.01-0.05    0.75-1.00    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2400                      1200
Max Mixing Hgt (FT)   2600                      1600
Transport Wnd (MPH)   E 14                      SE 12
Vent Rate (MPH-FT)    39000                     20800
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows around 50. Northeast winds around 15 mph.
.MONDAY...Cloudy with a chance of showers. Highs in the lower
60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 40s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. North winds around 5 mph in
the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. Light
winds.

$$

ILZ008-182115-
Ogle-
Including the cities of Rochelle, Oregon, and Byron
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       mcldy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           80           100          90
Max Temp (24HR Trend) 72 (-7)                   75
Min RH % (24HR Trend) 69 (-12)                  86
Min Temp (24HR Trend)              59 (-3)                   58
Max RH % (24HR Trend)              100 (+2)                  100
20FT Wind AM (MPH)    E 8-10                    SE 7-10
20FT Wind PM (MPH)    E 8-10       E 9-10       SE 7-10      NE 6
Peak Wind Gusts (MPH) 18           18           17
Precip Amount (IN)    0.01-0.05    0.50-0.75    0.75-1.00    1.00-1.50
11 AM Mixing Hgt (FT) 2300                      1200
Max Mixing Hgt (FT)   2500                      1600
Transport Wnd (MPH)   E 16                      S 13
Vent Rate (MPH-FT)    40000                     22400
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 40s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. North winds around 5 mph in
the evening, becoming light.
.THURSDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. Light
winds.

$$

ILZ010-182115-
Lee-
Including the city of Dixon
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       mcldy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           80           100          90
Max Temp (24HR Trend) 73 (-11)                  77
Min RH % (24HR Trend) 72 (+2)                   82
Min Temp (24HR Trend)              60 (-4)                   60
Max RH % (24HR Trend)              100 (0)                   100
20FT Wind AM (MPH)    E 8-9                     SE 6-9
20FT Wind PM (MPH)    E 8-9        E 9-10       S 6-9        NE 5-6
Peak Wind Gusts (MPH) 17           17           16
Precip Amount (IN)    0.01-0.05    0.25-0.50    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2200                      1100
Max Mixing Hgt (FT)   2500                      1600
Transport Wnd (MPH)   E 14                      S 14
Vent Rate (MPH-FT)    37500                     24000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs in the upper 60s. Northeast winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers in the
evening, then showers likely and a chance of thunderstorms after
midnight. Lows in the lower 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the lower 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. North winds around 5 mph in
the evening, becoming light.
.THURSDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. North winds
around 5 mph in the evening, becoming light.

$$

ILZ019-182115-
La Salle-
Including the cities of Ottawa, Streator, La Salle, Mendota,
and Marseilles
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           70           100          90
Max Temp (24HR Trend) 77 (-10)                  80
Min RH % (24HR Trend) 68 (+7)                   77
Min Temp (24HR Trend)              62 (-4)                   63
Max RH % (24HR Trend)              99 (+3)                   100
20FT Wind AM (MPH)    NE 7-9                    SE 6-8
20FT Wind PM (MPH)    E 7-9        E 8          S 6-8        Lgt/Var
Peak Wind Gusts (MPH) 16           16
Precip Amount (IN)    0.00         0.25-0.50    0.50-0.75    0.50-0.75
11 AM Mixing Hgt (FT) 2100                      1000
Max Mixing Hgt (FT)   2500                      1700
Transport Wnd (MPH)   E 11                      S 11
Vent Rate (MPH-FT)    30000                     20400
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs in the lower 70s. Northeast winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight. Lows in the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. North winds around 5 mph.
.THURSDAY...Mostly sunny. Highs around 70. North winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

ILZ020-182115-
Kendall-
Including the cities of Oswego, Yorkville, and Plano
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        mcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           70           100          90
Max Temp (24HR Trend) 74 (-11)                  77
Min RH % (24HR Trend) 70 (+2)                   83
Min Temp (24HR Trend)              61 (-3)                   63
Max RH % (24HR Trend)              100 (+3)                  100
20FT Wind AM (MPH)    NE 8-9                    SE 7-9
20FT Wind PM (MPH)    E 8-9        E 8-9        S 7-9        NE 5-6
Peak Wind Gusts (MPH) 16           16           15
Precip Amount (IN)    0.00         0.25-0.50    0.75-1.00    0.75-1.00
11 AM Mixing Hgt (FT) 2300                      1000
Max Mixing Hgt (FT)   2800                      1500
Transport Wnd (MPH)   E 11                      S  9
Vent Rate (MPH-FT)    33600                     13500
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs around 70. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight. Lows in the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph.
.THURSDAY...Partly sunny. Highs around 70. North winds 5 to
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph.

$$

ILZ021-182115-
Grundy-
Including the cities of Morris, Coal City, and Minooka
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           mcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           70           100          90
Max Temp (24HR Trend) 77 (-12)                  81
Min RH % (24HR Trend) 71 (+10)                  80
Min Temp (24HR Trend)              62 (-4)                   65
Max RH % (24HR Trend)              96 (-2)                   100
20FT Wind AM (MPH)    NE 7-8                    SE 6-7
20FT Wind PM (MPH)    E 7-8        E 6-7        S 6-7        Lgt/Var
Peak Wind Gusts (MPH) 15
Precip Amount (IN)    0.00         0.25-0.50    0.50-0.75    0.50-0.75
11 AM Mixing Hgt (FT) 2100                      1000
Max Mixing Hgt (FT)   2700                      1600
Transport Wnd (MPH)   E 10                      S 10
Vent Rate (MPH-FT)    27000                     16000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the lower 70s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Light
winds.

$$

ILZ022-182115-
Will-
Including the cities of Joliet, Bolingbrook, and Wilmington
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       cloudy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           70           100          90
Max Temp (24HR Trend) 75 (-11)                  77
Min RH % (24HR Trend) 69 (+3)                   84
Min Temp (24HR Trend)              59 (-6)                   62
Max RH % (24HR Trend)              98 (+1)                   100
20FT Wind AM (MPH)    NE 7-8                    SE 6-8
20FT Wind PM (MPH)    E 7-8        E 8-9        S 6-8        Lgt/Var
Peak Wind Gusts (MPH) 16           16           15
Precip Amount (IN)    0.00         0.25-0.50    0.75-1.00    0.50-0.75
11 AM Mixing Hgt (FT) 2200                      1000
Max Mixing Hgt (FT)   2700                      1500
Transport Wnd (MPH)   E 10                      S  9
Vent Rate (MPH-FT)    27000                     13500
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs around 70. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. Northeast winds around
15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. North winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph.

$$

ILZ032-182115-
Livingston-
Including the cities of Pontiac, Dwight, and Fairbury
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           showers      tstms        tstms        tstms
Chance Precip (%)     20           50           80           80
Max Temp (24HR Trend) 78 (-13)                  82
Min RH % (24HR Trend) 73 (+17)                  77
Min Temp (24HR Trend)              63 (-4)                   65
Max RH % (24HR Trend)              100 (0)                   100
20FT Wind AM (MPH)    NE 5-6                    SE 6
20FT Wind PM (MPH)    E 5-6        E 6          S 6          Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.05-0.10    0.25-0.50    0.50-0.75
11 AM Mixing Hgt (FT) 1800                      1100
Max Mixing Hgt (FT)   2500                      1500
Transport Wnd (MPH)   E 11                      S 12
Vent Rate (MPH-FT)    30000                     19500
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs in the mid 70s. Northeast winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the lower 70s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

ILZ023-182115-
Kankakee-
Including the cities of Kankakee, Bourbonnais, and Bradley
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           60           100          80
Max Temp (24HR Trend) 76 (-13)                  79
Min RH % (24HR Trend) 69 (+11)                  79
Min Temp (24HR Trend)              59 (-6)                   63
Max RH % (24HR Trend)              97 (-1)                   100
20FT Wind AM (MPH)    NE 6                      SE 5-6
20FT Wind PM (MPH)    E 6          E 5-7        S 5-6        Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.10-0.25    0.25-0.50    0.50-0.75
11 AM Mixing Hgt (FT) 2000                      1100
Max Mixing Hgt (FT)   2500                      1400
Transport Wnd (MPH)   E 10                      S 11
Vent Rate (MPH-FT)    25000                     16800
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Showers. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.SUNDAY NIGHT...Cloudy with a chance of thunderstorms. A chance
of showers in the evening, then showers likely after midnight.
Lows in the mid 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs around 70. North winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

ILZ039-182115-
Ford-
Including the cities of Paxton and Gibson City
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           30           70           70
Max Temp (24HR Trend) 79 (-14)                  83
Min RH % (24HR Trend) 70 (+19)                  72
Min Temp (24HR Trend)              62 (-6)                   65
Max RH % (24HR Trend)              100 (+2)                  100
20FT Wind AM (MPH)    NE 5-6                    SE 6
20FT Wind PM (MPH)    E 5-6        E 6          S 6          Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.01-0.05    0.10-0.25    0.50-0.75
11 AM Mixing Hgt (FT) 1600                      1300
Max Mixing Hgt (FT)   2400                      1600
Transport Wnd (MPH)   E 10                      S 11
Vent Rate (MPH-FT)    24000                     19200
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
70s. Northeast winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy with showers likely. Cooler. Highs in the
upper 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
5 to 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the lower 70s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph.

$$

ILZ033-182115-
Iroquois-
Including the cities of Watseka and Gilman
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           40           80           70
Max Temp (24HR Trend) 78 (-13)                  82
Min RH % (24HR Trend) 66 (+15)                  71
Min Temp (24HR Trend)              60 (-7)                   64
Max RH % (24HR Trend)              96 (-1)                   100
20FT Wind AM (MPH)    Lgt/Var                   Lgt/Var
20FT Wind PM (MPH)    E 4-5        E 5          S 4-5        Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.01-0.05    0.25-0.50    0.50-0.75
11 AM Mixing Hgt (FT) 1700                      1300
Max Mixing Hgt (FT)   2600                      1400
Transport Wnd (MPH)   E 11                      S 11
Vent Rate (MPH-FT)    31200                     16800
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy with showers likely. Highs in the mid
70s. Northeast winds around 5 mph.
.SUNDAY NIGHT...Cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 50. North winds
around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs around 70. North winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Light
winds.

$$

INZ010-182115-
Newton-
Including the cities of Roselawn, Kentland, and Morocco
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  40           90           80
Max Temp (24HR Trend) 75 (-13)                  78
Min RH % (24HR Trend) 65 (+12)                  77
Min Temp (24HR Trend)              58 (-8)                   63
Max RH % (24HR Trend)              93 (-7)                   100
20FT Wind AM (MPH)    NE 5                      Lgt/Var
20FT Wind PM (MPH)    E 5          E 5-6        S 4-6        Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.10-0.25    0.25-0.50    0.50-0.75
11 AM Mixing Hgt (FT) 1800                      1200
Max Mixing Hgt (FT)   2600                      1600
Transport Wnd (MPH)   E 10                      S 10
Vent Rate (MPH-FT)    26000                     16000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy with showers likely. Highs in the mid
70s. Northeast winds around 5 mph.
.SUNDAY NIGHT...Cloudy with a chance of thunderstorms. A chance
of showers in the evening, then showers likely after midnight.
Lows in the mid 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast
winds around 5 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph in the evening, becoming light.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50. North winds around 5 mph in the
evening, becoming light.

$$

INZ011-182115-
Jasper-
Including the cities of Rensselaer and DeMotte
650 AM CDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)                  40           90           90
Max Temp (24HR Trend) 75 (-12)                  77
Min RH % (24HR Trend) 65 (+8)                   79
Min Temp (24HR Trend)              58 (-8)                   62
Max RH % (24HR Trend)              92 (-8)                   100
20FT Wind AM (MPH)    NE 6                      SE 5-7
20FT Wind PM (MPH)    E 6          E 5-7        S 5-7        Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.05-0.10    0.25-0.50    0.50-0.75
11 AM Mixing Hgt (FT) 1900                      1200
Max Mixing Hgt (FT)   2700                      1600
Transport Wnd (MPH)   E 10                      S 10
Vent Rate (MPH-FT)    27000                     16000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy with showers likely. Highs in the lower
70s. Northeast winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight. Lows in the lower 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. Northeast winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast
winds around 5 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. North winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. North
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. North winds
around 5 mph in the evening, becoming light.

$$

INZ019-182115-
Benton-
Including the cities of Fowler and Oxford
750 AM EDT Fri Sep 18 2026

                      Today        Tonight      Sat          Sat Night

Cloud Cover           pcldy        pcldy        cloudy       mcldy
Precip Type           None         tstms        tstms        tstms
Chance Precip (%)     10           30           80           80
Max Temp (24HR Trend) 76 (-13)                  80
Min RH % (24HR Trend) 66 (+15)                  73
Min Temp (24HR Trend)              60 (-8)                   65
Max RH % (24HR Trend)              90 (-9)                   100
20FT Wind AM (MPH)    NE 5-6                    Lgt/Var
20FT Wind PM (MPH)    E 5-6        E 5-6        S 4-6        Lgt/Var
Peak Wind Gusts (MPH)
Precip Amount (IN)    0.00         0.00         0.10-0.25    0.50-0.75
11 AM Mixing Hgt (FT) 1500                      1400
Max Mixing Hgt (FT)   2400                      1500
Transport Wnd (MPH)   E 11                      SE 10
Vent Rate (MPH-FT)    28800                     15000
Vent Rate Category    poor                      poor

.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)

.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
70s. Northeast winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy with showers likely. Cooler. Highs in the
upper 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North
winds around 5 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. North winds around 5 mph in
the evening, becoming light.
.THURSDAY...Partly sunny. Highs around 70. North winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds around 5 mph in the evening, becoming light.

$$

Ratzer