Radar
« Active Alerts
FLOOD WARNING
FLOOD WARNING ISSUED APRIL 30 AT 9:26PM CDT UNTIL MAY 6 AT 7:00AM CDT
Effective: 2026-04-30 21:26:00 Local Time Expires: 2026-05-06 07:00:00 Local Time Issued by: NWS St Louis MO
Alert Text
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS INMISSOURI...ILLINOIS...

MISSISSIPPI RIVER NEAR HERCULANEUM.

MISSISSIPPI RIVER AT CHESTER.

MISSISSIPPI RIVER AT ALTON.

MISSISSIPPI RIVER AT GRAFTON.

MISSISSIPPI RIVER AT CLARKSVILLE.

MISSISSIPPI RIVER AT LOUISIANA.

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

MISSISSIPPI RIVER AT MEL PRICE LD.

MISSISSIPPI RIVER AT SAVERTON.

MISSISSIPPI RIVER AT WINFIELD.

MISSISSIPPI RIVER AT HANNIBAL.

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

MISSISSIPPI RIVER AT ST. LOUIS.

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 CHESTER.

* WHEN...UNTIL WEDNESDAY MORNING.

* IMPACTS...AT 32.5 FEET, THE ROAD AT FORT GAGE FARM BEGINS FLOODING AT MENARD CORRECTIONAL CENTER.

* ADDITIONAL DETAILS... - AT 9:00 PM CDT THURSDAY THE STAGE WAS 30.4 FEET. - RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS ENDING AT 9:00 PM CDT THURSDAY WAS 30.6 FEET. - FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 32.3 FEET EARLY SATURDAY MORNING. IT WILL THEN FALL BELOW FLOOD STAGE EARLY TUESDAY MORNING. - FLOOD STAGE IS 27.0 FEET.
More Information
View Storm Reports Map — Know the difference between Watch, Warning, Advisory
Target Area
JACKSON, IL, RANDOLPH, IL, PERRY, MO, STE. GENEVIEVE, MO
🔔 Sign-up to receive real-time severe weather alerts via email or text — subscribe

Storm Reports

Loading...

Local Time ▼ Location ⇅ Event ⇅ Detail Source ⇅
Loading reports...
Sign-up to receive real-time storm reports via email or text — subscribe

Storm report data provided by WxData.com

Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

42.8 F
Humidity:87%
Wind Speed: 0.0 mph
Barometer:30.01 in
Dewpoint:39.2 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
May 1 2026, 07:15 AM EDT
Severe Weather Alerts
Severe Weather
 		Daily Weather Forecast
Daily Forecast
 		Storm Report Monitoring
Storm Reports

5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Friday

High 68 °F
Mostly Cloudy
Friday
Night
Low 46 °F
Chance of Rain
Saturday

High 60 °F
Slight Chance of Rain Showers
Saturday
Night
Low 44 °F
Slight Chance of Rain
Sunday

High 62 °F
Partly Sunny
Sunday
Night
Low 44 °F
Mostly Clear
Monday

High 73 °F
Partly Sunny
Monday
Night
Low 57 °F
Slight Chance of Showers
Tuesday

High 80 °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)
07:15 AM EDT 0.0 10.00 Clear -- 42.8 39.2 87% NA NA 30.01 1016.3
06:55 AM EDT 0.0 10.00 Clear -- 42.8 39.2 87% NA NA 30.00 1015.9
06:35 AM EDT 0.0 10.00 Clear -- 42.8 37.4 81% NA NA 30.00 1015.9
06:15 AM EDT 0.0 10.00 Clear -- 42.8 37.4 81% NA NA 30.00 1015.9
05:55 AM EDT 0.0 10.00 Clear -- 41.0 37.4 87% NA NA 30.00 1015.9
05:35 AM EDT 0.0 10.00 Clear -- 42.8 37.4 81% NA NA 30.00 1015.9
05:15 AM EDT 4.7 10.00 NULL -- 41.0 37.4 87% 37.9 NA 30.00 1015.9
04:55 AM EDT W 4.7 10.00 Clear -- 37.4 35.6 93% 33.6 NA 30.00 1015.9
04:35 AM EDT W 4.7 10.00 Clear -- 39.2 37.4 93% 35.8 NA 29.99 1015.6
04:15 AM EDT 4.7 10.00 Clear -- 39.2 37.4 93% 35.8 NA 30.00 1015.9
03:55 AM EDT W 4.7 10.00 Clear -- 41.0 37.4 87% 37.9 NA 29.99 1015.6
03:35 AM EDT W 3.4 10.00 Clear -- 41.0 37.4 87% 39.0 NA 29.99 1015.6
03:15 AM EDT W 5.8 10.00 Clear -- 41.0 37.4 87% 37.0 NA 29.98 1015.2
02:55 AM EDT W 6.9 10.00 Clear -- 41.0 37.4 87% 36.3 NA 29.98 1015.2
02:35 AM EDT W 6.9 10.00 Clear -- 41.0 37.4 87% 36.3 NA 29.98 1015.2
02:15 AM EDT 6.9 10.00 Clear -- 41.0 37.4 87% 36.3 NA 29.98 1015.2
01:55 AM EDT 6.9 10.00 Clear -- 41.0 37.4 87% 36.3 NA 29.99 1015.6
01:35 AM EDT 4.7 10.00 Clear -- 42.8 37.4 81% 39.9 NA 29.99 1015.6
01:15 AM EDT 3.4 10.00 Clear -- 42.8 37.4 81% 41.2 NA 29.99 1015.6
12:55 AM EDT 0.0 10.00 Clear -- 44.6 37.4 76% NA NA 29.99 1015.6
12:35 AM EDT 0.0 10.00 Clear -- 44.6 39.2 81% NA NA 29.99 1015.6
12:15 AM EDT 0.0 10.00 Clear -- 44.6 37.4 76% NA NA 29.98 1015.2
11:55 PM EDT 0.0 10.00 Clear -- 46.4 37.4 71% NA NA 29.98 1015.2
11:35 PM EDT 0.0 10.00 Clear -- 46.4 37.4 71% NA NA 29.97 1014.9

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
42.8 F

FREDERICK (KFDK)

Clear
37.4 F

CARROLL CNTY (KDMW)

Clear
NULL F

NSF THURMONT (KRSP)

Clear
37.9 F

WASH DC/DULLES (KIAD)

Clear
46.4 F

WASHINGTON/NATL (KDCA)

Clear
48.2 F
Sign-up to receive daily weather forecasts by email or text — subscribe