Pasadena, CA Weather

Los Angeles County8:13 PM PDT34.15°N, 118.14°WElevation 863 ft

Current conditions

Showers And Thunderstorms
64°
Showers And Thunderstorms
Feels like 64°
High 67° Thursday·Low 54° tonight
WindSSE 3 mph
Humidity89%
Dew point61°
Cloud cover100%
UV index0 Low
Sunrise7:03 AM
Sunset6:12 PM

Observed at SANTA FE DAM · 1 hr ago

Forecast

10-day

  • Tonight

    Showers and thunderstorms. Cloudy, with a low around 54. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

  • Thursday

    Showers and thunderstorms. Mostly cloudy, with a high near 67. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

  • Thursday Night

    A slight chance of rain showers before 11pm. Partly cloudy, with a low around 53. East southeast wind around 5 mph. Chance of precipitation is 20%.

National Weather Service forecast updated 56 min ago.

Hourly

Hourly forecast
  1. Now Showers And Thunderstorms 62°96%
  2. 9 PM Showers And Thunderstorms 61°96%
  3. 10 PM Showers And Thunderstorms 61°96%
  4. 11 PM Showers And Thunderstorms 61°97%
  5. Thu12 AM Showers And Thunderstorms 60°97%
  6. 1 AM Showers And Thunderstorms 59°97%
  7. 2 AM Showers And Thunderstorms 60°97%
  8. 3 AM Showers And Thunderstorms 59°97%
  9. 4 AM Showers And Thunderstorms 58°97%
  10. 5 AM Showers And Thunderstorms 57°80%
  11. 6 AM Showers And Thunderstorms 57°80%
  12. 7 AM Showers And Thunderstorms 55°80%
  13. 8 AM Showers And Thunderstorms 58°80%
  14. 9 AM Showers And Thunderstorms 59°80%
  15. 10 AM Showers And Thunderstorms 59°80%
  16. 11 AM Showers And Thunderstorms Likely 60°73%
  17. 12 PM Showers And Thunderstorms Likely 62°73%
  18. 1 PM Showers And Thunderstorms Likely 63°73%
  19. 2 PM Showers And Thunderstorms Likely 64°73%
  20. 3 PM Showers And Thunderstorms Likely 64°73%
  21. 4 PM Showers And Thunderstorms Likely 65°73%
  22. 5 PM Slight Chance Rain Showers 63°17%
  23. 6 PM Slight Chance Rain Showers 62°17%
  24. 7 PM Slight Chance Rain Showers 62°17%

10-day forecast

Details
  1. TonightOct 21 Showers And Thunderstorms Showers And Thunderstorms97%54°
  2. ThuOct 22 Showers And Thunderstorms Showers And Thunderstorms80%53°67°
  3. FriOct 23 Sunny Sunny53°73°
  4. SatOct 24 Sunny Sunny57°76°
  5. SunOct 25 Mostly Sunny Mostly Sunny58°79°
  6. MonOct 26 Sunny Sunny57°80°
  7. TueOct 27 Mostly Sunny Mostly Sunny58°80°
  8. WedOct 28 Mostly Sunny Mostly Sunny78°
  9. ThuOct 29 Cloudy Cloudy60°74°
  10. FriOct 30 Sunny Sunny60°72°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

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Weather news near Pasadena

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Air quality

20
Good
Ozone

Air quality is satisfactory, and air pollution poses little or no risk.

Forecast

  • WedGood (50)
  • ThuGood (38)

W San Gabriel Vly, CA reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:03 AM
Sunset 6:12 PM
Daylight 11 h 9 min (−2 min 0 s tomorrow)
Waxing Gibbous · 82% lit
Moonrise 3:41 PM Moonset 2:26 AM
Full moon Oct 26 New moon Nov 9

Nearby

Forecasters' discussion

From the National Weather Service office in LOX, issued 3 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 4Search index and reflects what the press published. Terms of use.