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WINTER WEATHER ADVISORY
WINTER WEATHER ADVISORY ISSUED APRIL 26 AT 8:51PM MDT UNTIL APRIL 27 AT 12:00PM MDT
Effective: 2026-04-26 20:51:00 Local Time Expires: 2026-04-27 12:00:00 Local Time Issued by: NWS Billings MT
Alert Text
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 1 AND 4INCHES, GREATEST OVER THE HIGHER ELEVATIONS. WINDS GUSTING AS HIGH AS 30 MPH.

* WHERE...IN MONTANA, BIGHORN CANYON, NORTHERN BIG HORN, SOUTHERN BIG HORN, AND SOUTHERN ROSEBUD. IN WYOMING, SHERIDAN FOOTHILLS.

* WHEN...UNTIL NOON MDT MONDAY.

* IMPACTS...PLAN ON SLUSHY ROAD CONDITIONS AND REDUCED VISIBILITY. THIS INCLUDES I-90 FROM LODGE GRASS TO SHERIDAN, AND US-212 OVER LAME DEER DIVIDE. THE HAZARDOUS CONDITIONS WILL IMPACT THE MONDAY MORNING COMMUTE.
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Target Area
NORTHERN BIG HORN, SOUTHERN ROSEBUD, SOUTHERN BIG HORN, BIGHORN CANYON, SHERIDAN FOOTHILLS
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

41.0 F
Humidity:100%
Wind Speed: mph
Barometer:30.22 in
Dewpoint:41.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 06:15 AM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Monday

High 69 °F
Mostly Sunny
Monday
Night
Low 46 °F
Partly Cloudy
Tuesday

High 64 °F
Rain Showers
Tuesday
Night
Low 51 °F
Chance of Rain
Wednesday

High 69 °F
T-storms
Wednesday
Night
Low 50 °F
T-storms
Thursday

High 62 °F
Showers Likely
Thursday
Night
Low 44 °F
Mostly Clear
Friday

High 64 °F
Slight Chance of 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)
06:15 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.22 1023.4
05:55 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.22 1023.4
05:35 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.22 1023.4
05:15 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.23 1023.7
04:55 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.23 1023.7
04:35 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.23 1023.7
04:15 AM EDT 10.00 Clear -- 42.8 42.8 100% NA NA 30.23 1023.7
03:55 AM EDT 10.00 Clear -- 42.8 42.8 100% NA NA 30.23 1023.7
03:35 AM EDT 10.00 Clear -- 42.8 42.8 100% NA NA 30.23 1023.7
03:15 AM EDT 10.00 Clear -- 42.8 42.8 100% NA NA 30.23 1023.7
02:55 AM EDT 10.00 Clear -- 44.6 44.6 100% NA NA 30.22 1023.4
02:35 AM EDT 10.00 Clear -- 44.6 44.6 100% NA NA 30.22 1023.4
02:15 AM EDT 10.00 Clear -- 46.4 44.6 93% NA NA 30.22 1023.4
01:55 AM EDT 10.00 Clear -- 44.6 44.6 100% NA NA 30.22 1023.4
01:35 AM EDT 10.00 Clear -- 44.6 44.6 100% NA NA 30.21 1023.0
01:15 AM EDT 10.00 Clear -- 46.4 44.6 93% NA NA 30.21 1023.0
12:55 AM EDT 10.00 Clear -- 48.2 44.6 87% NA NA 30.21 1023.0
12:35 AM EDT 10.00 Clear -- 48.2 46.4 93% NA NA 30.21 1023.0
12:15 AM EDT 10.00 Clear -- 50.0 46.4 87% NA NA 30.21 1023.0
11:55 PM EDT 10.00 Partly Cloudy -- 50.0 46.4 87% NA NA 30.21 1023.0
11:35 PM EDT 10.00 Mostly Cloudy -- 53.6 46.4 77% NA NA 30.21 1023.0
11:15 PM EDT 10.00 Cloudy -- 53.6 46.4 77% NA NA 30.22 1023.4
10:55 PM EDT 10.00 Cloudy -- 53.6 46.4 77% NA NA 30.21 1023.0
10:35 PM EDT 10.00 Cloudy -- 53.6 46.4 77% NA NA 30.21 1023.0

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
41.0 F

FREDERICK (KFDK)

Fog
37.9 F

CARROLL CNTY (KDMW)

Clear
42.8 F

NSF THURMONT (KRSP)

Clear
43.0 F

WASH DC/DULLES (KIAD)

Shallow Fog
37.4 F

WASHINGTON/NATL (KDCA)

Mostly Clear
46.4 F
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