Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

60°F

16°C

Humidity 68%
Wind Speed NNE 9 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 15 Mar 01:28 AM PDT
Extended Forecast for

2 Miles WSW San Ramon CA

Heat Advisory March 16, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a steady temperature around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming north around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 51. Calm wind.
Sunday
Sunny, with a high near 82. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Clear, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW San Ramon CA
 37.75°N 121.97°W (Elev. 686 ft)
2:40 am PDT Mar 15, 2026
2am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database