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DENSE FOG ADVISORY
DENSE FOG ADVISORY ISSUED APRIL 27 AT 11:28AM CDT UNTIL APRIL 27 AT 4:00PM CDT
Effective: 2026-04-27 11:28:00 Local Time Expires: 2026-04-27 16:00:00 Local Time Issued by: NWS Duluth MN
Alert Text
* WHAT...VISIBILITY AS LOW AS ONE QUARTER MILE IN DENSE FOG. * WHERE...CARLTON AND SOUTH ST. LOUIS COUNTIES. THIS INCLUDES THE TRIBAL LANDS OF THE FOND DU LAC BAND.

* WHEN...UNTIL 4 PM CDT THIS AFTERNOON.

* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.

* ADDITIONAL DETAILS...DENSE FOG IS MAINLY CONFINED TO THE HIGHER TERRAIN OF THE DULUTH AREA AND INLAND AWAY FROM LAKE SUPERIOR.
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Target Area
CARLTON SOUTH ST. LOUIS
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Mostly Cloudy

66.2 F
Humidity:46%
Wind Speed: 0.0 mph
Barometer:30.25 in
Dewpoint:44.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 02:35 PM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Monday

High 69 °F
Partly Sunny
Monday
Night
Low 48 °F
Partly Cloudy
Tuesday

High 64 °F
Chance of Rain Showers
Tuesday
Night
Low 53 °F
Chance of Rain
Wednesday

High 68 °F
T-storms
Wednesday
Night
Low 50 °F
T-storms
Thursday

High 62 °F
Partly Sunny
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)
02:35 PM EDT 0.0 10.00 Mostly Cloudy -- 66.2 44.6 46% NA NA 30.25 1024.1
02:15 PM EDT S 5.8 10.00 Partly Cloudy -- 68.0 46.4 46% NA NA 30.25 1024.4
01:55 PM EDT E 4.7 10.00 Clear -- 66.2 46.4 49% NA NA 30.25 1024.4
01:35 PM EDT 5.8 10.00 Clear -- 64.4 44.6 49% NA NA 30.25 1024.4
01:15 PM EDT 0.0 10.00 Clear -- 66.2 46.4 49% NA NA 30.26 1024.7
12:55 PM EDT 0.0 10.00 Clear -- 68.0 46.4 46% NA NA 30.27 1025.1
12:35 PM EDT E 8.1 10.00 Clear -- 64.4 44.6 49% NA NA 30.28 1025.4
12:15 PM EDT 0.0 10.00 Clear -- 62.6 46.4 55% NA NA 30.28 1025.4
11:55 AM EDT 4.7 10.00 Clear -- 62.6 46.4 55% NA NA 30.28 1025.4
11:35 AM EDT 0.0 10.00 Clear -- 60.8 46.4 59% NA NA 30.28 1025.4
11:15 AM EDT W 4.7 10.00 Clear -- 60.8 48.2 63% NA NA 30.28 1025.4
10:55 AM EDT 0.0 10.00 Clear -- 60.8 46.4 59% NA NA 30.28 1025.4
10:35 AM EDT 3.4 10.00 Clear -- 59.0 46.4 63% NA NA 30.29 1025.7
10:15 AM EDT 0.0 10.00 Clear -- 59.0 48.2 67% NA NA 30.29 1025.7
09:55 AM EDT 3.4 10.00 Clear -- 59.0 46.4 63% NA NA 30.29 1025.7
09:35 AM EDT 10.00 Clear -- 57.2 48.2 72% NA NA 30.28 1025.4
09:15 AM EDT 10.00 Clear -- 55.4 46.4 72% NA NA 30.28 1025.4
08:55 AM EDT 10.00 Clear -- NULL 46.4 % NA NA 30.28 1025.4
08:35 AM EDT 10.00 Clear -- NULL 46.4 % NA NA 30.28 1025.4
08:15 AM EDT 10.00 Clear -- 50.0 46.4 87% NA NA 30.28 1025.4
07:55 AM EDT 10.00 Clear -- 46.4 46.4 100% NA NA 30.27 1025.1
07:35 AM EDT 10.00 Clear -- 44.6 44.6 100% NA NA 30.26 1024.7
07:15 AM EDT 10.00 Clear -- 42.8 42.8 100% NA NA 30.25 1024.4
06:55 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.25 1024.1

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Mostly Cloudy
66.2 F

FREDERICK (KFDK)

Mostly Clear
66.2 F

CARROLL CNTY (KDMW)

Clear
71.6 F

NSF THURMONT (KRSP)

Clear
60.1 F

WASH DC/DULLES (KIAD)

Clear
66.2 F

WASHINGTON/NATL (KDCA)

Partly Cloudy
69.8 F
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