Radar
FLOOD WATCH
FLOOD WATCH ISSUED APRIL 18 AT 11:22AM CDT UNTIL APRIL 24 AT 1:00PM CDT
Effective: 2026-04-18 11:22:00 Local Time Expires: 2026-04-24 13:00:00 Local Time Issued by: NWS Quad Cities IA IL
...THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA IL HAS ISSUED AFLOOD WATCH FOR THE FOLLOWING RIVERS IN ILLINOIS...IOWA...

MISSISSIPPI RIVER AT CAMANCHE AFFECTING WHITESIDE, CLINTON, SCOTT AND ROCK ISLAND ZONES.

...THE FLOOD WATCH IS EXTENDED FOR THE FOLLOWING RIVERS IN ILLINOIS...IOWA...

MISSISSIPPI RIVER AT DUBUQUE AFFECTING DUBUQUE, JO DAVIESS AND JACKSON ZONES.

* WHAT...FLOODING IS POSSIBLE.

* WHERE...MISSISSIPPI RIVER AT DUBUQUE.

* WHEN...FROM WEDNESDAY AFTERNOON TO EARLY FRIDAY AFTERNOON.

* IMPACTS...AT 17.0 FEET, WATER AFFECTS HOMES IN SHORE ACRES IN EAST DUBUQUE.

* ADDITIONAL DETAILS... - AT 10:30 AM CDT SATURDAY THE STAGE WAS 14.1 FEET AND SLOWLY RISING. - FORECAST...FLOOD STAGE MAY BE REACHED EARLY WEDNESDAY AFTERNOON. - FLOOD STAGE IS 17.0 FEET. - HTTP: WWW.WEATHER.GOV SAFETY FLOOD
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DUBUQUE, JACKSON, JO DAVIESS
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

71.6 F

Humidity:69%
Wind Speed:SE 9.2 mph
Barometer:29.83 in
Dewpoint:60.8 F
Visibility:10.00 mi
Precip:--
Heat Index:71.8 F
Wind Chill:NA
Apr 18 2026, 09:35 PM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Saturday

High 84 °F
Forecast Missing
Saturday
Night
Low 50 °F
Rain Likely
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

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)
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
07:35 PM EDT SE 11.4 G 18.3 10.00 Clear -- 77.0 60.8 57% NA 77.2 29.81 1009.2
07:15 PM EDT SE 12.8 G 19.7 10.00 Clear -- 77.0 62.6 61% NA 77.4 29.81 1009.5
06:55 PM EDT SE 12.8 G 18.3 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.81 1009.5
06:35 PM EDT G 19.7 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.82 1009.8
06:15 PM EDT SE 12.8 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.83 1010.2
05:55 PM EDT 15.0 G 23.0 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.83 1010.2
05:35 PM EDT 10.3 G 20.8 10.00 Partly Cloudy -- 80.6 62.6 54% NA 81.9 29.83 1010.2
05:15 PM EDT SE 13.9 10.00 NULL -- 80.6 62.6 54% NA 81.9 29.83 1010.2
04:55 PM EDT 9.2 G 16.1 10.00 Clear -- 80.6 62.6 54% NA 81.9 29.83 1010.2
04:35 PM EDT SE 13.9 G 21.9 10.00 Clear -- 82.4 60.8 48% NA 82.9 29.84 1010.5
04:15 PM EDT SE 10.3 G 18.3 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.84 1010.5
03:55 PM EDT SE 8.1 G 17.2 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.86 1011.2
03:35 PM EDT 12.8 G 19.7 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.87 1011.5
03:15 PM EDT 11.4 G 17.2 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.89 1012.2
02:55 PM EDT SE 8.1 10.00 NULL -- 82.4 59.0 45% NA 82.4 29.90 1012.5
02:35 PM EDT 12.8 G 21.9 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.91 1012.9
02:15 PM EDT 13.9 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.91 1012.9
01:55 PM EDT 13.9 G 17.2 10.00 Clear -- 80.6 57.2 45% NA 80.8 29.91 1012.9

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
71.6 F

FREDERICK (KFDK)

Mostly Cloudy
68.9 F

CARROLL CNTY (KDMW)

Clear
62.6 F

NSF THURMONT (KRSP)

Mostly Cloudy
62.1 F

WASH DC/DULLES (KIAD)

Clear
69.8 F

WASHINGTON/NATL (KDCA)

Clear
66.2 F
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