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
0800 PST Fri Jan 9 2026
Official Sunset Friday 1646 PST
Official Sunrise Saturday 657 PST
Forecaster: J Wood
.Forecast Summary...High pressure will build over the region this weekend. It will be dry with cool days and cold nights. The high will then remain in place through next week leaving our area under northerly flow aloft. This type of pattern is dry with northerly breezes at times. High temperatures will be on the increase and be above normal by the middle of the week. Some of the lower locations will approach 70 F.!
---For The Nevada National Security Site---
.Today...Mostly sunny. Northeast winds 10 to 20 mph with gusts to 30 mph. High temperatures 28 to 35 on the mesas, 43 to 50 at the lower elevations, 47 at Mercury.
.Tonight...Clear and cold. Northeast winds 5 to 15 mph. Low temperatures 15 to 23 on the mesas, 20 to 25 on the dry lakes, 26 to 33 at the lower elevations, 31 at Mercury.
.Saturday...Partly cloudy. Northeast winds 10 to 20 mph. High temperatures 37 to 44 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Saturday Night...Fair. Northeast winds 5 to 15 mph. Low temperatures 20 to 28 on the mesas, 20 to 25 on the dry lakes, 31 to 38 at the lower elevations, 37 at Mercury.
.Sunday...Partly cloudy. Northeast winds 5 to 15 mph. High temperatures 39 to 46 on the mesas, 53 to 60 at the lower elevations, 57 at Mercury.
.Monday...Mostly sunny. Northeast winds 5 to 15 mph. Low temperatures 28 to 36 on the mesas, 20 to 25 on the dry lakes, 33 to 40 at the lower elevations, 39 at Mercury. High temperatures 41 to 48 on the mesas, 54 to 61 at the lower elevations, 58 at Mercury.
.Tuesday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 31 to 38 on the mesas, 20 to 25 on the dry lakes, 34 to 42 at the lower elevations, 41 at Mercury. High temperatures 45 to 52 on the mesas, 59 to 66 at the lower elevations, 62 at Mercury.
.Wednesday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 30 to 37 on the mesas, 20 to 25 on the dry lakes, 37 to 45 at the lower elevations, 44 at Mercury. High temperatures 48 to 55 on the mesas, 62 to 69 at the lower elevations, 65 at Mercury.
.Thursday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 29 to 36 on the mesas, 20 to 25 on the dry lakes, 37 to 44 at the lower elevations, 42 at Mercury. High temperatures 48 to 55 on the mesas, 61 to 68 at the lower elevations, 64 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
0800 PST Fri Jan 9 2026
Official Sunset Friday 1646 PST
Official Sunrise Saturday 657 PST
Forecaster: J Wood
NNSS Forecast Weather Threat Matrix
Fri 1/09
Sat 1/10
Sun 1/11
Mon 1/12
Tue 1/13
Wed 1/14
Thu 1/15
Wind.
None.
None.
None.
None.
None.
None.
Threat/Impacts Legend
None/Low
Minor
Moderate
Major
.Forecast Summary...High pressure will build over the region this weekend. It will be dry with cool days and cold nights. The high will then remain in place through next week leaving our area under northerly flow aloft. This type of pattern is dry with northerly breezes at times. High temperatures will be on the increase and be above normal by the middle of the week. Some of the lower locations will approach 70 F.!
---For The Nevada National Security Site---
.Today...Mostly sunny. Northeast winds 10 to 20 mph with gusts to 30 mph. High temperatures 28 to 35 on the mesas, 43 to 50 at the lower elevations, 47 at Mercury.
.Tonight...Clear and cold. Northeast winds 5 to 15 mph. Low temperatures 15 to 23 on the mesas, 20 to 25 on the dry lakes, 26 to 33 at the lower elevations, 31 at Mercury.
.Saturday...Partly cloudy. Northeast winds 10 to 20 mph. High temperatures 37 to 44 on the mesas, 50 to 57 at the lower elevations, 53 at Mercury.
.Saturday Night...Fair. Northeast winds 5 to 15 mph. Low temperatures 20 to 28 on the mesas, 20 to 25 on the dry lakes, 31 to 38 at the lower elevations, 37 at Mercury.
.Sunday...Partly cloudy. Northeast winds 5 to 15 mph. High temperatures 39 to 46 on the mesas, 53 to 60 at the lower elevations, 57 at Mercury.
.Monday...Mostly sunny. Northeast winds 5 to 15 mph. Low temperatures 28 to 36 on the mesas, 20 to 25 on the dry lakes, 33 to 40 at the lower elevations, 39 at Mercury. High temperatures 41 to 48 on the mesas, 54 to 61 at the lower elevations, 58 at Mercury.
.Tuesday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 31 to 38 on the mesas, 20 to 25 on the dry lakes, 34 to 42 at the lower elevations, 41 at Mercury. High temperatures 45 to 52 on the mesas, 59 to 66 at the lower elevations, 62 at Mercury.
.Wednesday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 30 to 37 on the mesas, 20 to 25 on the dry lakes, 37 to 45 at the lower elevations, 44 at Mercury. High temperatures 48 to 55 on the mesas, 62 to 69 at the lower elevations, 65 at Mercury.
.Thursday...Mostly sunny. Northeast winds 10 to 20 mph. Low temperatures 29 to 36 on the mesas, 20 to 25 on the dry lakes, 37 to 44 at the lower elevations, 42 at Mercury. High temperatures 48 to 55 on the mesas, 61 to 68 at the lower elevations, 64 at Mercury.
-End Forecast---J Wood
Weather questions or reports should be directed to the Duty Forecaster at 5-1255.