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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 17 AT 10:38PM CDT
Effective: 2026-04-17 22:38:00 Local Time Expires: 2026-04-18 22:45:00 Local Time Issued by: NWS Quad Cities IA IL
Alert Text
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS INILLINOIS...IOWA...MISSOURI...

MISSISSIPPI RIVER AT NEW BOSTON LD17 AFFECTING LOUISA AND MERCER COUNTIES.

MISSISSIPPI RIVER AT GREGORY LANDING AFFECTING HANCOCK AND CLARK COUNTIES.

MISSISSIPPI RIVER AT ROCK ISLAND LD15 AFFECTING SCOTT, ROCK ISLAND AND MUSCATINE COUNTIES.

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

MISSISSIPPI RIVER AT KEITHSBURG AFFECTING HENDERSON, DES MOINES, LOUISA AND MERCER COUNTIES.

MISSISSIPPI RIVER AT BURLINGTON AFFECTING HENDERSON, DES MOINES, LEE AND HANCOCK COUNTIES.

MISSISSIPPI RIVER AT GLADSTONE LD18 AFFECTING HENDERSON AND DES MOINES COUNTIES.

* WHAT...MINOR FLOODING IS FORECAST.

* WHERE...MISSISSIPPI RIVER AT GREGORY LANDING.

* WHEN...FROM LATE TONIGHT UNTIL FURTHER NOTICE.

* IMPACTS...AT 16.0 FEET, WATER AFFECTS BUILDINGS IN UNPROTECTED LOW AREAS.

* ADDITIONAL DETAILS... - AT 10:00 PM CDT FRIDAY THE STAGE WAS 14.9 FEET. - FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE JUST BEFORE MIDNIGHT TONIGHT AND CONTINUE RISING TO 16.4 FEET THURSDAY EVENING. ADDITIONAL RISES ARE POSSIBLE THEREAFTER. - FLOOD STAGE IS 15.0 FEET.
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Target Area
HANCOCK, IL, CLARK, MO
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

57.2 F
Humidity:88%
Wind Speed: 0.0 mph
Barometer:30.01 in
Dewpoint:53.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 18 2026, 02:35 AM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Saturday

High 84 °F
Partly Sunny
Saturday
Night
Low 53 °F
Rain
Sunday

High 60 °F
Rain Showers Likely
Sunday
Night
Low 41 °F
Showers Likely
Monday

High 55 °F
Partly Sunny
Monday
Night
Low 37 °F
Mostly Clear
Tuesday

High 64 °F
Mostly Sunny
Tuesday
Night
Low 51 °F
Partly Cloudy
Wednesday

High 77 °F
Isolated T-storm

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)
02:35 AM EDT 0.0 10.00 Clear -- 57.2 53.6 88% NA NA 30.01 1016.3
02:15 AM EDT 0.0 10.00 Clear -- 59.0 53.6 82% NA NA 30.01 1016.3
01:55 AM EDT 0.0 10.00 Clear -- 59.0 53.6 82% NA NA 30.02 1016.6
01:35 AM EDT 0.0 10.00 Clear -- 59.0 55.4 88% NA NA 30.02 1016.6
01:15 AM EDT 0.0 10.00 Clear -- 57.2 53.6 88% NA NA 30.01 1016.3
12:55 AM EDT 0.0 10.00 Clear -- 59.0 55.4 88% NA NA 30.00 1015.9
12:35 AM EDT 0.0 10.00 Clear -- 59.0 55.4 88% NA NA 30.00 1015.9
12:15 AM EDT 0.0 10.00 NULL -- 60.8 55.4 82% NA NA 30.00 1015.9
11:55 PM EDT 0.0 10.00 Clear -- 60.8 55.4 82% NA NA 29.99 1015.6
11:35 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
11:15 PM EDT 0.0 10.00 Clear -- 64.4 55.4 73% NA NA 29.99 1015.6
10:55 PM EDT 3.4 10.00 Clear -- 64.4 55.4 73% NA NA 29.99 1015.6
10:35 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
10:15 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
09:55 PM EDT 0.0 10.00 Clear -- 66.2 55.4 68% NA NA 29.97 1014.9
09:35 PM EDT 0.0 10.00 Clear -- 64.4 55.4 73% NA NA 29.97 1014.9
09:15 PM EDT 0.0 10.00 NULL -- 68.0 55.4 64% NA NA 29.97 1014.9
08:55 PM EDT 0.0 10.00 Clear -- 71.6 53.6 53% NA 70.9 29.97 1014.9
08:35 PM EDT NE 3.4 10.00 Clear -- 71.6 55.4 57% NA 71.1 29.96 1014.6
08:15 PM EDT NE 3.4 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.95 1014.2
07:55 PM EDT NE 3.4 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.96 1014.6
07:35 PM EDT 3.4 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.96 1014.6
07:15 PM EDT 6.9 10.00 Clear -- 77.0 53.6 44% NA 76.5 29.95 1014.2
06:35 PM EDT 6.9 10.00 Clear -- 77.0 55.4 47% NA 76.6 29.95 1014.2

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
57.2 F

FREDERICK (KFDK)

Clear
55.2 F

CARROLL CNTY (KDMW)

Clear
62.6 F

NSF THURMONT (KRSP)

Clear
63.0 F

WASH DC/DULLES (KIAD)

NULL
55.4 F

WASHINGTON/NATL (KDCA)

Clear
62.6 F
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