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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 23 AT 9:09PM CDT UNTIL APRIL 30 AT 7:00PM CDT
Effective: 2026-04-23 21:09:00 Local Time Expires: 2026-04-30 19:00:00 Local Time Issued by: NWS St Louis MO
Alert Text
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS INMISSOURI...ILLINOIS...

MISSISSIPPI RIVER AT GRAFTON.

MISSISSIPPI RIVER AT CANTON.

ILLINOIS RIVER AT HARDIN.

MISSISSIPPI RIVER AT SAVERTON.

MISSISSIPPI RIVER AT WINFIELD.

MISSISSIPPI RIVER AT HANNIBAL.

MISSISSIPPI RIVER AT CLARKSVILLE.

MISSISSIPPI RIVER AT LOUISIANA.

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN MISSOURI...ILLINOIS...

MISSISSIPPI RIVER AT CHESTER.

RIVER FORECASTS ARE BASED ON OBSERVED PRECIPITATION AND FORECAST PRECIPITATION FOR THE NEXT 24 HOURS.

* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.

* WHERE...MISSISSIPPI RIVER AT GRAFTON.

* WHEN...UNTIL THURSDAY EVENING.

* IMPACTS...AT 21.0 FEET, WATER BEGINS FLOODING THE FLOOR AT THE PALISADES MARINA IN PORTAGE DES SIOUX. ACCESS TO HOMES ALONG NORTH SHORE DRIVE IN EASTERN ST. CHARLES COUNTY BECOMES CUT OFF NEAR THIS HEIGHT.

* ADDITIONAL DETAILS... - AT 8:30 PM CDT THURSDAY THE STAGE WAS 20.6 FEET. - RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS ENDING AT 8:30 PM CDT THURSDAY WAS 20.8 FEET. - FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE EARLY WEDNESDAY AFTERNOON AND CONTINUE FALLING TO 19.7 FEET THURSDAY, APRIL 30. - FLOOD STAGE IS 20.0 FEET.
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Target Area
JERSEY, IL, ST. CHARLES, MO
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Partly Cloudy

78.8 F
Humidity:48%
Wind Speed: mph
Barometer:29.81 in
Dewpoint:57.2 F
Visibility:10.00 mi
Precip:--
Heat Index:78.6 F
Wind Chill:NA
Apr 24 2026, 12:15 PM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Friday

High 82 °F
Chance of T-storms
Friday
Night
Low 55 °F
Chance of Rain
Saturday

High 64 °F
T-storms
Saturday
Night
Low 46 °F
Rain
Sunday

High 57 °F
Rain Showers
Sunday
Night
Low 44 °F
Chance of Rain
Monday

High 66 °F
Mostly Sunny
Monday
Night
Low 46 °F
Slight Chance of Showers
Tuesday

High 68 °F
Chance of Rain Showers

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)
12:15 PM EDT 10.00 Partly Cloudy -- 78.8 57.2 48% NA 78.6 29.81 1009.5
11:55 AM EDT 10.00 Mostly Cloudy -- 77.0 55.4 47% NA 76.6 29.82 1009.8
11:35 AM EDT 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.82 1009.8
11:15 AM EDT 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.83 1010.2
10:55 AM EDT 10.00 Clear -- 77.0 55.4 47% NA 76.6 29.83 1010.2
10:35 AM EDT 10.00 Partly Cloudy -- 77.0 59.0 54% NA 77.0 29.83 1010.2
10:15 AM EDT 10.00 Mostly Cloudy -- 73.4 55.4 53% NA 72.9 29.84 1010.5
09:55 AM EDT 10.00 Cloudy -- 73.4 55.4 53% NA 72.9 29.84 1010.5
09:35 AM EDT 10.00 Mostly Cloudy -- 73.4 57.2 57% NA 73.0 29.84 1010.5
09:15 AM EDT 10.00 Mostly Cloudy -- 71.6 57.2 60% NA 71.2 29.85 1010.8
08:55 AM EDT 10.00 Partly Cloudy -- 71.6 57.2 60% NA 71.2 29.85 1010.8
08:35 AM EDT 10.00 Clear -- NULL 57.2 % NA NA 29.85 1010.8
08:15 AM EDT 10.00 Clear -- 69.8 57.2 64% NA NA 29.85 1010.8
07:55 AM EDT 10.00 Clear -- 66.2 59.0 78% NA NA 29.84 1010.5
07:35 AM EDT 10.00 Clear -- 66.2 53.6 64% NA NA 29.84 1010.5
07:15 AM EDT 10.00 Clear -- 64.4 53.6 68% NA NA 29.84 1010.5
06:55 AM EDT 10.00 Clear -- 64.4 53.6 68% NA NA 29.84 1010.5
06:35 AM EDT 10.00 Clear -- 62.6 53.6 72% NA NA 29.83 1010.2
06:15 AM EDT 10.00 Clear -- NULL % NA NA M
05:55 AM EDT 10.00 Clear -- 64.4 53.6 68% NA NA 29.82 1009.8
05:35 AM EDT 10.00 Clear -- 62.6 53.6 72% NA NA 29.82 1009.8
05:15 AM EDT 10.00 Clear -- 60.8 53.6 77% NA NA 29.82 1009.8
04:55 AM EDT 10.00 Clear -- 60.8 53.6 77% NA NA 29.83 1010.2
04:35 AM EDT 10.00 Clear -- 57.2 53.6 88% NA NA 29.83 1010.2

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Partly Cloudy
78.8 F

FREDERICK (KFDK)

Clear
75.2 F

CARROLL CNTY (KDMW)

Clear
75.2 F

NSF THURMONT (KRSP)

Clear
71.1 F

WASH DC/DULLES (KIAD)

Mostly Cloudy
82.4 F

WASHINGTON/NATL (KDCA)

Clear
78.8 F
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