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Extreme Heat Watch
Extreme Heat Watch issued August 23 at 12:06AM PDT until August 28 at 8:00PM PDT by NWS Los Angeles/Oxnard CA Expires Fri, 8:00 PM PDT.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
Live Doppler radar
Animated Multi-Radar/Multi-Sensor reflectivity from the National Weather Service’s network of Doppler radars. Search a U.S. city, ZIP code, or street address to center the map on local weather, then zoom to neighborhood street detail.
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After loading, MyUSA.us shows the exact Doppler frame time, refresh controls, and an official NWS fallback if the map is unavailable.Doppler radar and warnings: NOAA/National Weather Service · Map: OpenFreeMap, OpenMapTiles and OpenStreetMap contributors. Radar can be delayed briefly during service updates.
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What’s next
Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Covina, California 91722. Forecasts and alerts update from NOAA and the National Weather Service.
99°Sunny0% rain96°Sunny0% rain
89°Mostly Clear0% rain84°Mostly Clear0% rain81°Mostly Clear0% rain77°Mostly Clear0% rain76°Mostly Clear0% rain76°Mostly Clear0% rainNext 24 hours
Rain Timeline
No meaningful precipitation is expected in the official hourly forecast.
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Official NWS outlook
7-Day Forecast
Today
! NWS100°70°
Sunny
- Precipitation
- 1%
- Wind
- SW 10 mph
- Sunrise
- 6:20 AM
- Sunset
- 7:31 PM
Mon
99°70°
Sunny
- Precipitation
- 1%
- Wind
- WSW 0 to 10 mph
- Sunrise
- 6:20 AM
- Sunset
- 7:30 PM
Tue
100°72°
Sunny
- Precipitation
- 0%
- Wind
- WNW 0 to 10 mph
- Sunrise
- 6:21 AM
- Sunset
- 7:28 PM
Wed
100°73°
Sunny
- Precipitation
- 0%
- Wind
- WNW 0 to 10 mph
- Sunrise
- 6:22 AM
- Sunset
- 7:27 PM
Thu
102°74°
Sunny
- Precipitation
- 2%
- Wind
- WNW 0 to 10 mph
- Sunrise
- 6:23 AM
- Sunset
- 7:26 PM
Fri
101°72°
Sunny
- Precipitation
- 2%
- Wind
- WSW 0 to 10 mph
- Sunrise
- 6:23 AM
- Sunset
- 7:24 PM
Sat
100°70°
Sunny
- Precipitation
- 0%
- Wind
- SW 0 to 10 mph
- Sunrise
- 6:24 AM
- Sunset
- 7:23 PM
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Weather for a healthier day
Healthy Weather
Real Feel103°F
Walking is not recommended now
Review the active Extreme Heat Watch before going outside. MyUSA.us will not recommend this activity while an NWS watch, warning, or emergency is active.
WindSW9 mph
Best walk timeReview the active Extreme Heat Watch before leaving
MyUSA.us will not recommend an outing window while an NWS watch, warning, or emergency is active. Follow the official alert and local instructions.
Official EPA AirNowLocal air qualityCovina, California 91722View AQI +
More weather details
Wind gusts17mph
Rain now0%next hour
Humidity21%current
UV indexCheckingEPA forecast
Wind impact: Noticeable breeze with generally minor outdoor impact.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gust17 mph
Pressure—
Visibility—
Peak rain chance1%
Dew point55°F
Active alerts2
Official risk outlooks
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Active NWS alerts
Severe · Future
Extreme Heat Watch
Applies to: Santa Clarita Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Southern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Los Angeles County San Gabriel ValleyIssued by: NWS Los Angeles/Oxnard CAExtreme Heat Watch issued August 23 at 12:06AM PDT until August 28 at 8:00PM PDT by NWS Los Angeles/Oxnard CAAlert details
* WHAT...For the Heat Advisory, temperatures up to 107 expected. For the Extreme Heat Watch, dangerously hot conditions with temperatures up to 112 possible. * WHERE...A portion of southwest California. * WHEN...For the Heat Advisory, from 10 AM this morning to 10 AM PDT Tuesday. For the Extreme Heat Watch, from Tuesday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.Safety instructions
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.Moderate · Expected