Radar
AIR QUALITY ALERT
AIR QUALITY ALERT ISSUED APRIL 22 AT 1:57PM EDT
Effective: 2026-04-22 13:57:00 Local Time Expires: 2026-04-24 00:00:00 Local Time Issued by: NWS Charleston SC
THE SOUTH CAROLINA DEPARTMENT OF ENVIRONMENTAL SERVICES HAS ISSUEDAN AIR QUALITY ALERT FOR FINE PARTICULATES FOR ALLENDALE, BEAUFORT, BERKELEY, CHARLESTON, COLLETON, DORCHESTER, HAMPTON, AND JASPER COUNTIES IN SOUTH CAROLINA. AN AIR QUALITY ALERT MEANS THAT THE FINE PARTICULATE CONCENTRATIONS WITHIN THE SPECIFIED AREAS MAY APPROACH OR EXCEED UNHEALTHY STANDARDS FOR MOST OF THE GENERAL PUBLIC.

SOUTHERLY WINDS ON THE WEST SIDE OF HIGH PRESSURE CENTERED JUST OFF THE SOUTHEAST COAST WILL CONTINUE TRANSPORT SMOKE FROM THE SOUTHERN GEORGIA WILDFIRES INTO SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA. AS OF THE EARLY AFTERNOON HOURS WEDNESDAY, AIR QUALITY WAS ALREADY DETERIORATING OVER THE CENTRAL SAVANNAH RIVER AREA AND THE MIDLANDS. AS STABLE CONDITIONS DEVELOP THIS EVENING AND OVERNIGHT, SMOKE IS EXPECTED TO EXPAND IN COVERAGE AND BECOME MORE NOTICEABLE. SMOKE FROM THE WILDFIRES IS EXPECTED TO CONTINUE TO AFFECT THE REGION ON THURSDAY.

THE DEPARTMENT RECOMMENDS THAT INDIVIDUALS WITH RESPIRATORY HEALTH ISSUES LIMIT TIME SPENT OUTDOORS AND OR MOVE ALL ACTIVITIES INDOORS TO AVOID THE SMOKE OR FINE PARTICULATES. KEEP WINDOWS AND DOORS CLOSED. RUN AN AIR CONDITIONER IF YOU HAVE ONE BUT KEEP THE FRESH-AIR INTAKE CLOSED AND THE FILTER CLEAN TO PREVENT OUTDOOR SMOKE AND FINE PARTICULATES FROM GETTING INSIDE. PLEASE NOTE THAT LOCATIONS CLOSEST TO THE WILDFIRE ACTIVITY ARE MORE LIKELY TO EXPERIENCE SMOKE AT ANY GIVEN TIME.

FOR MORE INFORMATION ABOUT FINE PARTICULATES, PLEASE VISIT: HTTPS: FIRE.AIRNOW.GOV

FOR MORE INFORMATION ABOUT WILDFIRES AND PRESCRIBED BURNS, PLEASE VISIT: HTTPS: WWW.SCFC.GOV
View Storm Reports Map — Know the difference between Watch, Warning, Advisory
ALLENDALE, HAMPTON, INLAND COLLETON, DORCHESTER, INLAND BERKELEY, INLAND JASPER, BEAUFORT, COASTAL COLLETON, CHARLESTON, COASTAL JASPER, TIDAL BERKELEY
🔔 Sign-up to receive real-time severe weather alerts via email or text — subscribe

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

77.0 F

Humidity:41%
Wind Speed:W 16.1 G 23.0 mph
Barometer:29.92 in
Dewpoint:51.8 F
Visibility:10.00 mi
Precip:--
Heat Index:76.3 F
Wind Chill:NA
Apr 22 2026, 06:15 PM EDT
Severe Weather Alerts
Severe Weather
Daily Weather Forecast
Daily Forecast
Storm Report Monitoring
Storm Reports

5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Wednesday

High 75 °F
Scattered T-storms Likely
Wednesday
Night
Low 55 °F
Partly Cloudy

Thursday

High 80 °F
Mostly Sunny

Thursday
Night
Low 59 °F
Partly Cloudy

Friday

High 80 °F
Chance of T-storms

Friday
Night
Low 55 °F
Chance of Rain
Saturday

High 62 °F
T-storms


Saturday
Night
Low 48 °F
Rain

Sunday

High 64 °F
Rain Showers Likely

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 PM EDT W 16.1 G 23.0 10.00 Clear -- 77.0 51.8 41% NA 76.3 29.92 1013.2
05:55 PM EDT W 10.3 10.00 Clear -- 77.0 51.8 41% NA 76.3 29.92 1013.2
05:35 PM EDT G 19.7 10.00 Partly Cloudy -- 77.0 51.8 41% NA 76.3 29.92 1013.2
05:15 PM EDT 11.4 G 18.3 10.00 Mostly Cloudy -- 77.0 53.6 44% NA 76.5 29.92 1013.2
04:55 PM EDT 5.8 10.00 Partly Cloudy -- 73.4 51.8 47% NA 72.7 29.92 1013.2
04:35 PM EDT S 10.3 10.00 Mostly Cloudy -- 75.2 53.6 47% NA 74.7 29.94 1013.6
04:15 PM EDT 8.1 10.00 Cloudy -- 73.4 51.8 47% NA 72.7 29.94 1013.6
03:55 PM EDT 9.2 10.00 Cloudy -- 73.4 51.8 47% NA 72.7 29.94 1013.6
03:35 PM EDT 6.9 10.00 NULL -- 73.4 51.8 47% NA 72.7 29.94 1013.9
03:15 PM EDT S 8.1 10.00 Partly Cloudy -- 77.0 51.8 41% NA 76.3 29.95 1014.2
02:55 PM EDT S 8.1 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.96 1014.6
02:35 PM EDT 8.1 10.00 Clear -- 73.4 51.8 47% NA 72.7 29.97 1014.9
02:15 PM EDT S 8.1 10.00 Clear -- 71.6 51.8 50% NA 70.9 29.98 1015.2
01:55 PM EDT 6.9 10.00 Clear -- 69.8 50.0 49% NA NA 30.00 1015.9
01:35 PM EDT S 5.8 10.00 Clear -- 68.0 48.2 49% NA NA 30.01 1016.3
01:15 PM EDT 3.4 10.00 Clear -- 66.2 46.4 49% NA NA 30.01 1016.3
12:35 PM EDT 3.4 10.00 Partly Cloudy -- 62.6 46.4 55% NA NA 30.03 1016.9
12:15 PM EDT S 4.7 10.00 Partly Cloudy -- 62.6 46.4 55% NA NA 30.04 1017.3
11:55 AM EDT 4.7 10.00 Partly Cloudy -- NULL 46.4 % NA NA 30.04 1017.3
11:35 AM EDT 3.4 10.00 Partly Cloudy -- 59.0 46.4 63% NA NA 30.05 1017.6
11:15 AM EDT SE 4.7 10.00 Cloudy -- 55.4 46.4 72% NA NA 30.05 1017.6
10:35 AM EDT 0.0 10.00 Cloudy -- 55.4 42.8 62% NA NA 30.06 1018.0
10:15 AM EDT 0.0 10.00 Cloudy -- 53.6 42.8 67% NA NA 30.06 1018.0
09:55 AM EDT 0.0 10.00 Cloudy -- 53.6 42.8 67% NA NA 30.05 1017.6

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
77.0 F

FREDERICK (KFDK)

Partly Cloudy
77.0 F

CARROLL CNTY (KDMW)

Partly Cloudy
75.2 F

NSF THURMONT (KRSP)

Partly Cloudy
69.1 F

WASH DC/DULLES (KIAD)

Mostly Clear
75.2 F

WASHINGTON/NATL (KDCA)

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