National Weather Service Forecast for: Sun Valley NV
Issued by: National Weather Service Reno, NV
Updated: 4:30 am PDT May 4, 2026
 
Today

Today: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 62. West wind 5 to 10 mph. Chance of precipitation is 70%.
Showers
Likely
 Tonight

Tonight: Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 44. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Showers then
Chance
Showers
 Tuesday

Tuesday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 70. North wind 5 to 10 mph. Chance of precipitation is 20%.
Slight Chance
T-storms
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph.
Partly Cloudy

 Wednesday

Wednesday: Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 49. North wind around 5 mph becoming southwest in the evening.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 81.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 48.
Mostly Clear

 Friday

Friday: Sunny, with a high near 80.
Sunny
Hi 62 °F Lo 44 °F Hi 70 °F Lo 46 °F Hi 75 °F Lo 49 °F Hi 81 °F Lo 48 °F Hi 80 °F

 

Today
 
 Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 62. West wind 5 to 10 mph. Chance of precipitation is 70%.
Tonight
 
 Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 44. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday
 
 A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 70. North wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
 
 Partly cloudy, with a low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
 
 Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 49. North wind around 5 mph becoming southwest in the evening.
Thursday
 
 Sunny, with a high near 81.
Thursday Night
 
 Mostly clear, with a low around 48.
Friday
 
 Sunny, with a high near 80.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 80.
Saturday Night
 
 Mostly clear, with a low around 51.
Sunday
 
 Sunny, with a high near 84.

 

Forecast from NOAA-NWS for Sun Valley NV.