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Downey, CA Weather
Current conditions
Observed at Long Beach, Long Beach Airport · 27 min ago
Forecast
10-day-
Tonight
Showers and thunderstorms. Cloudy, with a low around 57. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
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Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 70. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
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Thursday Night
A slight chance of rain showers before 5am. Partly cloudy, with a low around 58. West wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
National Weather Service forecast updated 3 hrs ago.
Hourly
Hourly forecast- Now67°99%
- 8 PM64°99%
- 9 PM63°99%
- 10 PM63°99%
- 11 PM62°93%
- Thu12 AM62°93%
- 1 AM61°93%
- 2 AM61°93%
- 3 AM60°93%
- 4 AM59°93%
- 5 AM58°67%
- 6 AM58°67%
- 7 AM57°67%
- 8 AM58°67%
- 9 AM60°67%
- 10 AM62°67%
- 11 AM63°60%
- 12 PM65°60%
- 1 PM67°60%
- 2 PM67°60%
- 3 PM68°60%
- 4 PM69°60%
- 5 PM68°16%
- 6 PM67°16%
10-day forecast
Details- TonightOct 21Showers And Thunderstorms99%57°
- ThuOct 22Showers And Thunderstorms Likely67%58°70°
- FriOct 23Sunny57°74°
- SatOct 24Sunny59°77°
- SunOct 25Mostly Sunny60°80°
- MonOct 26Sunny60°82°
- TueOct 27Mostly Sunny60°81°
- WedOct 28Mostly Sunny79°
- ThuOct 29Cloudy60°75°
- FriOct 30Sunny61°76°
Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.
Radar
Full mapWeather news near Downey
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Air quality
Forecast
- WedGood (50)
- ThuGood (39)
Southeast LA CO, CA reporting area. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.
Sun & moon
Almanac
MonthlyLong Beach Area, records since 1958. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).
Nearby
- Los Angeles 16 km
- Long Beach 20 km
- Anaheim 23 km
- Santa Ana 33 km
- Irvine 42 km
- Huntington Beach 33 km
- Glendale 25 km
- Garden Grove 26 km
- Rancho Cucamonga 53 km
- Ontario 46 km
- Corona 53 km
- Pomona 37 km
Forecasters' discussion
From the National Weather Service office in LOX, issued 2 hrs ago
Synopsis
21/227 AM.
Widespread rain will develop later today and continue into Thursday with a chance of thunderstorms. A weak Santa Ana will develop in the storm's wake by the weekend for dry and warmer conditions.
Long Term (sun-wed)
21/205 PM.
A low grade Santa Ana event will continue into next week continuing the dry and warmer pattern. Onshore flow is expected to return around mid week with temperatures returning to normal levels. There are some model solutions indicating a return of wet weather around Halloween.
Aviation
22/0001Z.
At 23Z at KLAX, there was no marine layer nor an inversion.
Low to moderate confidence in 00Z TAF package. Rain will turn to showers across the region this evening and continue through Thursday. There is a 30%-50% chance of MVFR CIGs at times with the rain.
There is a 10-20% chance of TSRA through the period with the chances spreading south and east this evening.
KLAX...Moderate confidence in 00Z TAF. There is a 50% chance that CIGs remain at VFR levels through the period with a 30%-50% chance of MVFR cigs at times. There is a 10%-20% chance of TSRA for much of the fcst period. There is 30% chance of an easterly wind component of 7-10 knots tonight.
KBUR...Low to moderate confidence in 00Z TAF. IFR cigs at fcst time should improve quickly. Then there is a 50% chance that CIGs remain at VFR levels through much the period with a 30%-50% chance of MVFR cigs at times. There is a 10%-20% chance of TSRA for much of the fcst period.
Marine
21/123 PM.
For the Outer Waters, high confidence in current forecast. Tonight through Thursday night, winds and seas are expected to remain below Small Craft Advisory (SCA) levels. On Friday, northwest winds will increase to SCA levels. For Saturday through Monday, winds and seas are expected to remain below SCA levels.
For the Inner Waters north of Point Sal, moderate to high confidence in current forecast. There is a 30-40% chance of SCA level winds Friday afternoon and evening. Otherwise, high confidence in winds and seas remaining below SCA levels through Monday.
For the Inner Waters south of Point Conception, moderate to high confidence in current forecast. Through this evening, there is a 60-80% chance of SCA level southeasterly winds across all the southern Inner Waters. For Thursday through Monday, high confidence in winds and seas remaining below SCA levels for most areas. The only exception will be the western half of the Santa Barbara Channel with a 50-70% chance of SCA level winds late Friday afternoon and evening.
Through Thursday, showers and isolated thunderstorms will impact all of the coastal waters. Any thunderstorms that develop will be capable of producing gusty/erratic winds, locally rough seas and even waterspouts.
Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.