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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 18 AT 8:35PM CDT
Effective: 2026-04-18 20:35:00 Local Time Expires: 2026-04-19 14:45:00 Local Time Issued by: NWS Chicago IL
Alert Text
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS INILLINOIS...

DES PLAINES RIVER AT LINCOLNSHIRE AFFECTING COOK AND LAKE IL COUNTIES.

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN ILLINOIS...

DES PLAINES RIVER NEAR DES PLAINES AFFECTING COOK COUNTY.

DES PLAINES RIVER NEAR RUSSELL AFFECTING LAKE IL COUNTY.

DES PLAINES RIVER NEAR GURNEE AFFECTING LAKE IL COUNTY.

* WHAT...MODERATE FLOODING IS OCCURRING AND FORECASTED TO CONTINUE.

* WHERE...DES PLAINES RIVER FROM IL WI STATE LINE DOWNSTREAM TO US-41 IN GURNEE, INCLUDING THE RUSSELL GAUGE.

* WHEN...UNTIL FURTHER NOTICE.

* IMPACTS...AT 9.5 FEET, RESIDENTIAL STRUCTURES THREATENED ALONG RUSSELL ROAD BETWEEN THE RIVER AND KILBOURNE ROAD. INDUSTRIAL PARKING LOTS THREATENED ALONG KILBOURNE ROAD.

* ADDITIONAL DETAILS... - AT 7:30 PM CDT SATURDAY THE STAGE WAS 9.6 FEET. - FORECAST...THE RIVER IS EXPECTED TO REMAIN NEARLY STEADY THROUGH TOMORROW BEFORE GRADUALLY FALLING NEXT WEEK. - FLOOD STAGE IS 7.0 FEET. - HTTP: WWW.WEATHER.GOV SAFETY FLOOD
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Target Area
LAKE, IL
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Hazardous Weather Conditions

Freeze Watch issued April 18 at 11:59PM EDT until April 21 at 10:00AM EDT

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Cloudy

62.6 F
Humidity:94%
Wind Speed:NE 3.4 mph
Barometer:29.79 in
Dewpoint:60.8 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 19 2026, 03:35 AM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Sunday

High 59 °F
Rain Showers Likely
Sunday
Night
Low 42 °F
Partly Cloudy
Monday

High 55 °F
Partly Sunny
Monday
Night
Low 33 °F
Mostly Clear
Tuesday

High 59 °F
Mostly Sunny
Tuesday
Night
Low 48 °F
Slight Chance of Rain
Wednesday

High 73 °F
Chance of Rain Showers
Wednesday
Night
Low 50 °F
Partly Cloudy
Thursday

High 77 °F
Mostly Sunny

Observation History for CHEVY CHASE, MARYLAND


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
03:35 AM EDT NE 3.4 10.00 Cloudy -- 62.6 60.8 94% NA NA 29.79 1008.8
03:15 AM EDT 0.0 7.00 Light Rain -- 62.6 60.8 94% NA NA 29.79 1008.8
02:55 AM EDT 3.4 10.00 Cloudy -- 62.6 60.8 94% NA NA 29.81 1009.2
02:35 AM EDT 0.0 10.00 Cloudy -- 62.6 60.8 94% NA NA 29.81 1009.5
02:15 AM EDT 3.4 10.00 Light Rain -- 64.4 60.8 88% NA NA 29.81 1009.5
01:55 AM EDT NE 5.8 10.00 Cloudy -- 66.2 60.8 83% NA NA 29.82 1009.8
01:35 AM EDT 10.3 10.00 Cloudy -- 68.0 60.8 78% NA NA 29.83 1010.2
01:15 AM EDT 3.4 10.00 NULL -- 68.0 60.8 78% NA NA 29.84 1010.5
12:55 AM EDT 0.0 10.00 Cloudy -- 66.2 60.8 83% NA NA 29.85 1010.8
12:35 AM EDT 0.0 10.00 Cloudy -- 68.0 60.8 78% NA NA 29.85 1010.8
12:15 AM EDT 0.0 10.00 NULL -- 68.0 60.8 78% NA NA 29.86 1011.2
11:55 PM EDT E 4.7 10.00 Cloudy -- 68.0 60.8 78% NA NA 29.84 1010.5
11:35 PM EDT E 3.4 10.00 Light Rain -- 69.8 60.8 73% NA NA 29.85 1010.8
11:15 PM EDT E 4.7 10.00 NULL -- 69.8 60.8 73% NA NA 29.85 1010.8
10:55 PM EDT 4.7 10.00 Cloudy -- 69.8 60.8 73% NA NA M
10:35 PM EDT 5.8 10.00 Mostly Cloudy -- 69.8 60.8 73% NA NA 29.83 1010.2
10:15 PM EDT SE 5.8 10.00 Mostly Cloudy -- 69.8 60.8 73% NA NA 29.82 1009.8
09:55 PM EDT SE 10.3 10.00 Clear -- 69.8 60.8 73% NA NA 29.82 1009.8
09:35 PM EDT SE 9.2 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.83 1010.2
09:15 PM EDT SE 11.4 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.82 1009.8
08:55 PM EDT SE 11.4 G 23.0 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.82 1009.8
08:35 PM EDT SE 13.9 G 20.8 10.00 Clear -- 73.4 60.8 65% NA 73.4 29.81 1009.5
08:15 PM EDT SE 9.2 G 18.3 10.00 Clear -- 73.4 60.8 65% NA 73.4 29.81 1009.2
07:55 PM EDT SE 15.0 G 20.8 10.00 Clear -- 75.2 60.8 61% NA 75.2 29.81 1009.2

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Cloudy
62.6 F

FREDERICK (KFDK)

Light Rain and Fog/Mist
60.3 F

CARROLL CNTY (KDMW)

Rain
60.8 F

NSF THURMONT (KRSP)

Light Rain
57.0 F

WASH DC/DULLES (KIAD)

Mostly Clear
62.6 F

WASHINGTON/NATL (KDCA)

Clear
60.8 F
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