Air Resources Laboratory / Special Operations And Research Division (SORD)
Weather Advisories:
Nevada National Security Site Weather Forecast
Air Resources Laboratory/Special Operations and Research Division
1300 PST Fri Jan 23 2026
Official Sunrise Saturday 652 PST
Official Sunset Saturday 1701 PST
Forecaster: J Wood
.Forecast Summary...A weak system is passing through our area. It will provide cloud cover and slightly cooler temperatures. There's a slight chance of showers tonight into tomorrow morning. Any precipitation that falls will be very light. Gusty northerly winds will develop tomorrow as the system heads off to the east. Other than some high clouds at times, our weather will be pretty quiet Sunday through Tuesday. A Pacific system will provide an increase in clouds and winds at the end of the forecast period.
---For The Nevada National Security Site---
.Tonight...Partly cloudy. North winds 5 to 15 mph. Low temperatures 27 to 32 on the mesas, 35 to 40 on the dry lakes, 37 to 44 at the lower elevations, 42 at Mercury.
.Saturday...Partly cloudy with a slight chance of showers in the morning becoming sunny in the afternoon. Windy. Northwest winds 15 to 25 mph with gusts to 35 mph. High temperatures 38 to 45 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Saturday Night...Mostly clear. Northeast winds 10 to 20 mph. Low temperatures 23 to 30 on the mesas, 25 to 30 on the dry lakes, 28 to 35 at the lower elevations, 34 at Mercury.
.Sunday...Increasing high clouds. Northeast winds 5 to 15 mph. High temperatures 35 to 43 on the mesas, 48 to 55 at the lower elevations, 51 at Mercury.
.Monday...Partly cloudy. South winds 5 to 15 mph. Low temperatures 22 to 30 on the mesas, 20 to 25 on the dry lakes, 25 to 32 at the lower elevations, 30 at Mercury. High temperatures 37 to 44 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Tuesday...Mostly sunny. Southwest winds 5 to 15 mph. Low temperatures 28 to 35 on the mesas, 20 to 25 on the dry lakes, 27 to 34 at the lower elevations, 32 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 57 at Mercury.
.Wednesday...Partly cloudy. South winds 10 to 25 mph. Low temperatures 32 to 40 on the mesas, 30 to 35 on the dry lakes, 33 to 40 at the lower elevations, 38 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 58 at Mercury.
.Thursday...Partly cloudy. Northwest winds 15 to 30 mph. Low temperatures 32 to 40 on the mesas, 30 to 35 on the dry lakes, 33 to 40 at the lower elevations, 37 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 59 at Mercury.
-End Forecast---J Wood
Weather questions or reports should be directed to the Duty Forecaster at 5-1255.
Air Resources Laboratory/Special Operations and Research Division
1300 PST Fri Jan 23 2026
Official Sunrise Saturday 652 PST
Official Sunset Saturday 1701 PST
Forecaster: J Wood
NNSS Forecast Weather Threat Matrix
Sat 1/24
Sun 1/25
Mon 1/26
Tue 1/27
Wed 1/28
Thu 1/29
Wind.
None.
None.
None.
None.
Wind.
Threat/Impacts Legend
None/Low
Minor
Moderate
Major
.Forecast Summary...A weak system is passing through our area. It will provide cloud cover and slightly cooler temperatures. There's a slight chance of showers tonight into tomorrow morning. Any precipitation that falls will be very light. Gusty northerly winds will develop tomorrow as the system heads off to the east. Other than some high clouds at times, our weather will be pretty quiet Sunday through Tuesday. A Pacific system will provide an increase in clouds and winds at the end of the forecast period.
---For The Nevada National Security Site---
.Tonight...Partly cloudy. North winds 5 to 15 mph. Low temperatures 27 to 32 on the mesas, 35 to 40 on the dry lakes, 37 to 44 at the lower elevations, 42 at Mercury.
.Saturday...Partly cloudy with a slight chance of showers in the morning becoming sunny in the afternoon. Windy. Northwest winds 15 to 25 mph with gusts to 35 mph. High temperatures 38 to 45 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Saturday Night...Mostly clear. Northeast winds 10 to 20 mph. Low temperatures 23 to 30 on the mesas, 25 to 30 on the dry lakes, 28 to 35 at the lower elevations, 34 at Mercury.
.Sunday...Increasing high clouds. Northeast winds 5 to 15 mph. High temperatures 35 to 43 on the mesas, 48 to 55 at the lower elevations, 51 at Mercury.
.Monday...Partly cloudy. South winds 5 to 15 mph. Low temperatures 22 to 30 on the mesas, 20 to 25 on the dry lakes, 25 to 32 at the lower elevations, 30 at Mercury. High temperatures 37 to 44 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Tuesday...Mostly sunny. Southwest winds 5 to 15 mph. Low temperatures 28 to 35 on the mesas, 20 to 25 on the dry lakes, 27 to 34 at the lower elevations, 32 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 57 at Mercury.
.Wednesday...Partly cloudy. South winds 10 to 25 mph. Low temperatures 32 to 40 on the mesas, 30 to 35 on the dry lakes, 33 to 40 at the lower elevations, 38 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 58 at Mercury.
.Thursday...Partly cloudy. Northwest winds 15 to 30 mph. Low temperatures 32 to 40 on the mesas, 30 to 35 on the dry lakes, 33 to 40 at the lower elevations, 37 at Mercury. High temperatures 40 to 47 on the mesas, 55 to 62 at the lower elevations, 59 at Mercury.
-End Forecast---J Wood
Weather questions or reports should be directed to the Duty Forecaster at 5-1255.