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FROST ADVISORY
FROST ADVISORY ISSUED MAY 1 AT 1:30PM EDT UNTIL MAY 2 AT 9:00AM EDT
Effective: 2026-05-01 13:30:00 Local Time Expires: 2026-05-02 09:00:00 Local Time Issued by: NWS Buffalo NY
Alert Text
* WHAT...TEMPERATURES IN THE LOWER 30S WILL RESULT IN FROSTFORMATION.

* WHERE...ERIE, NIAGARA, ORLEANS, MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, GENESEE, WYOMING, LIVINGSTON, AND ONTARIO COUNTIES.

* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT SATURDAY.

* IMPACTS...FROST COULD KILL SENSITIVE OUTDOOR VEGETATION IF LEFT UNPROTECTED.
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Target Area
NIAGARA, ORLEANS, MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, NORTHERN ERIE, GENESEE, WYOMING, LIVINGSTON, ONTARIO, SOUTHERN ERIE
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

64.4 F
Humidity:37%
Wind Speed:S 9.2 G 18.3 mph
Barometer:29.90 in
Dewpoint:37.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
May 1 2026, 02:35 PM EDT
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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 75 °F
Partly Sunny
Monday
Night
Low 57 °F
Partly Cloudy
Tuesday

High 80 °F
Partly Sunny

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 PM EDT S 9.2 G 18.3 10.00 Clear -- 64.4 37.4 37% NA NA 29.90 1012.5
01:55 PM EDT 10.00 Clear -- NULL % NA NA M
01:35 PM EDT S 9.2 10.00 Clear -- 62.6 41.0 45% NA NA 29.94 1013.6
01:15 PM EDT 10.3 G 17.2 10.00 Clear -- 64.4 41.0 42% NA NA 29.94 1013.6
12:55 PM EDT S 9.2 10.00 Clear -- 62.6 37.4 39% NA NA 29.94 1013.9
12:35 PM EDT S 5.8 G 17.2 10.00 Clear -- 60.8 37.4 42% NA NA 29.94 1013.9
12:15 PM EDT 5.8 10.00 Clear -- 60.8 37.4 42% NA NA 29.95 1014.2
11:55 AM EDT 3.4 10.00 Clear -- 59.0 39.2 48% NA NA 29.96 1014.6
11:35 AM EDT 0.0 10.00 Clear -- 57.2 35.6 44% NA NA 29.97 1014.9
11:15 AM EDT E 3.4 10.00 Clear -- 59.0 37.4 45% NA NA 29.98 1015.2
10:55 AM EDT S 4.7 10.00 Clear -- 57.2 37.4 47% NA NA 29.99 1015.6
10:35 AM EDT 0.0 10.00 Clear -- 55.4 35.6 47% NA NA 29.99 1015.6
10:15 AM EDT 0.0 10.00 Clear -- 53.6 35.6 50% NA NA 30.00 1015.9
09:55 AM EDT 0.0 10.00 Clear -- 55.4 37.4 51% NA NA 30.00 1015.9
09:35 AM EDT 0.0 10.00 Clear -- 53.6 39.2 58% NA NA 30.00 1015.9
09:15 AM EDT 0.0 10.00 Clear -- 51.8 39.2 62% NA NA 30.00 1015.9
08:55 AM EDT 3.4 10.00 Clear -- 51.8 41.0 67% NA NA 30.00 1015.9
08:35 AM EDT 3.4 10.00 Clear -- 50.0 41.0 71% NA NA 30.01 1016.3
08:15 AM EDT 3.4 10.00 Clear -- 46.4 41.0 81% 45.3 NA 30.01 1016.3
07:55 AM EDT 3.4 10.00 Clear -- 46.4 39.2 76% 45.3 NA 30.01 1016.3
07:35 AM EDT 0.0 10.00 Clear -- 44.6 39.2 81% NA NA 30.01 1016.3
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

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
64.4 F

FREDERICK (KFDK)

Clear
62.6 F

CARROLL CNTY (KDMW)

Clear
66.2 F

NSF THURMONT (KRSP)

Mostly Clear
54.0 F

WASH DC/DULLES (KIAD)

Clear
66.2 F

WASHINGTON/NATL (KDCA)

Mostly Clear
66.2 F
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