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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 22 AT 10:39AM CDT
Effective: 2026-04-22 10:39:00 Local Time Expires: 2026-04-23 04:45:00 Local Time Issued by: NWS Chicago IL
Alert Text
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS INILLINOIS...

FOX RIVER AT MONTGOMERY AFFECTING KANE AND KENDALL COUNTIES.

FOX RIVER AT ALGONQUIN LOCK & DAM TAILWATER AFFECTING KANE, MCHENRY AND LAKE IL COUNTIES.

* WHAT...MODERATE FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.

* WHERE...FOX RIVER FROM JOHNSBURG DOWNSTREAM TO RED GATE ROAD IN ST. CHARLES, INCLUDING THE ALGONQUIN LOCK & DAM TAILWATER GAUGE.

* WHEN...UNTIL FURTHER NOTICE.

* IMPACTS...AT 12.0 FEET, STRUCTURES THREATENED ALONG RIVER STREET, JOHNSON STREET, AND MAIDEN LANE IN EAST DUNDEE. NORTH HARRISON STREET THREATENED NEAR RIVERSIDE PARK IN ALGONQUIN. WASHINGTON STREET THREATENED IN CARPENTERSVILLE. WATER STREET, EDWARDS AVENUE, AND ELGIN AVENUE THREATENED IN EAST DUNDEE. BAYVIEW ROAD THREATENED IN ELGIN. LOW-LYING AREAS OF FESTIVAL PARK ARE THREATENED IN ELGIN.

* ADDITIONAL DETAILS... - AT 9:30 AM CDT WEDNESDAY THE STAGE WAS 12.0 FEET. - RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS ENDING AT 9:30 AM CDT WEDNESDAY WAS 12.0 FEET. - FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 12.2 FEET THURSDAY EVENING, THEN REMAIN NEAR CREST THROUGH SATURDAY BEFORE SLOWLY FALLING. - FLOOD STAGE IS 9.5 FEET. - HTTP: WWW.WEATHER.GOV SAFETY FLOOD
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Target Area
KANE, IL, LAKE, IL, MCHENRY, IL
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

66.2 F
Humidity:49%
Wind Speed: 3.4 mph
Barometer:30.01 in
Dewpoint:46.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 22 2026, 01:15 PM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Wednesday

High 75 °F
T-storms Likely
Wednesday
Night
Low 55 °F
Partly Cloudy
Thursday

High 80 °F
Partly Sunny
Thursday
Night
Low 57 °F
Partly Cloudy
Friday

High 78 °F
Chance of T-storms
Friday
Night
Low 55 °F
Chance of T-storms
Saturday

High 62 °F
T-storms
Saturday
Night
Low 48 °F
Rain
Sunday

High 64 °F
Rain Showers Likely

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)
01:15 PM EDT 3.4 10.00 Clear -- 66.2 46.4 49% NA NA 30.01 1016.3
12:35 PM EDT 3.4 10.00 Partly Cloudy -- 62.6 46.4 55% NA NA 30.03 1016.9
12:15 PM EDT S 4.7 10.00 Partly Cloudy -- 62.6 46.4 55% NA NA 30.04 1017.3
11:55 AM EDT 4.7 10.00 Partly Cloudy -- NULL 46.4 % NA NA 30.04 1017.3
11:35 AM EDT 3.4 10.00 Partly Cloudy -- 59.0 46.4 63% NA NA 30.05 1017.6
11:15 AM EDT SE 4.7 10.00 Cloudy -- 55.4 46.4 72% NA NA 30.05 1017.6
10:35 AM EDT 0.0 10.00 Cloudy -- 55.4 42.8 62% NA NA 30.06 1018.0
10:15 AM EDT 0.0 10.00 Cloudy -- 53.6 42.8 67% NA NA 30.06 1018.0
09:55 AM EDT 0.0 10.00 Cloudy -- 53.6 42.8 67% NA NA 30.05 1017.6
09:35 AM EDT SW 3.4 10.00 Cloudy -- 53.6 42.8 67% NA NA 30.06 1018.0
09:15 AM EDT SW 3.4 10.00 Partly Cloudy -- 53.6 41.0 62% NA NA 30.06 1018.0
08:55 AM EDT 4.7 10.00 Mostly Cloudy -- 51.8 41.0 67% NA NA 30.05 1017.6
08:35 AM EDT 0.0 10.00 Mostly Cloudy -- 51.8 41.0 67% NA NA 30.06 1018.0
08:15 AM EDT 0.0 10.00 Mostly Cloudy -- 50.0 41.0 71% NA NA 30.06 1018.0
07:55 AM EDT 0.0 10.00 Partly Cloudy -- 50.0 39.2 66% NA NA 30.05 1017.6
07:35 AM EDT 0.0 10.00 Clear -- 50.0 37.4 62% NA NA 30.05 1017.6
07:15 AM EDT 0.0 10.00 Clear -- 50.0 39.2 66% NA NA 30.05 1017.6
06:55 AM EDT 0.0 10.00 Clear -- 50.0 37.4 62% NA NA 30.05 1017.6
06:35 AM EDT 4.7 10.00 Clear -- 50.0 37.4 62% NA NA 30.05 1017.6
06:15 AM EDT S 6.9 10.00 Clear -- 50.0 37.4 62% NA NA 30.05 1017.6
05:55 AM EDT S 5.8 10.00 Clear -- 50.0 37.4 62% NA NA 30.05 1017.6
05:35 AM EDT S 5.8 10.00 Clear -- 50.0 35.6 58% NA NA 30.05 1017.6
05:15 AM EDT S 5.8 10.00 Clear -- 50.0 35.6 58% NA NA 30.05 1017.6
04:55 AM EDT S 9.2 10.00 Clear -- 50.0 35.6 58% NA NA 30.05 1017.6

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
66.2 F

FREDERICK (KFDK)

Clear
64.4 F

CARROLL CNTY (KDMW)

Mostly Cloudy
66.2 F

NSF THURMONT (KRSP)

Clear
63.0 F

WASH DC/DULLES (KIAD)

Clear
69.8 F

WASHINGTON/NATL (KDCA)

Clear
64.4 F
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