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AIR QUALITY ALERT
AIR QUALITY ALERT ISSUED APRIL 26 AT 1:27PM PDT
Effective: 2026-04-26 13:27:00 Local Time Expires: 2026-04-28 09:00:00 Local Time Issued by: NWS San Diego CA
Alert Text
* WHAT...THE SOUTH COAST AQMD HAS ISSUED AN AIR QUALITY ALERT DUE TOHARMFUL LEVELS OF PARTICLE POLLUTION FROM WINDBLOWN DUST. VISIT HTTPS: WWW.AQMD.GOV ALERTINFO TO CHECK CURRENT AND FORECASTED AIR QUALITY LEVELS.

* WHERE...IN THE COACHELLA VALLEY. LEVELS OF PARTICLE POLLUTION CAN VARY BY TIME AND LOCATION DEPENDING ON EMISSIONS AND LOCAL WEATHER CONDITIONS.

* WHEN...UNTIL TUESDAY 9 AM.

* IMPACTS... PARTICLE POLLUTION CAN GET DEEP INTO THE LUNGS AND CAUSE SERIOUS HEALTH PROBLEMS SUCH AS ASTHMA ATTACKS, HEART AND LUNG DISEASE SYMPTOMS, AND INCREASED RISK OF LUNG INFECTIONS. EVERYONE CAN BE AFFECTED, BUT SENSITIVE GROUPS SUCH AS PEOPLE WITH LUNG OR HEART DISEASE, OLDER ADULTS, PEOPLE WHO ARE PREGNANT, CHILDREN, AND THOSE WHO SPEND A LOT OF TIME OUTDOORS ARE AT GREATER RISK.
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Target Area
COACHELLA VALLEY
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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:30.25 in
Dewpoint:41.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 06:55 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)
06:55 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.25 1024.1
06:35 AM EDT 10.00 Clear -- 41.0 41.0 100% NA NA 30.23 1023.7
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

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
41.0 F

FREDERICK (KFDK)

Fog
37.4 F

CARROLL CNTY (KDMW)

Clear
42.8 F

NSF THURMONT (KRSP)

Clear
43.0 F

WASH DC/DULLES (KIAD)

Shallow Fog
39.2 F

WASHINGTON/NATL (KDCA)

Fog
48.2 F
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