Nampa, Idaho Weather:
Active Weather Warnings
Monday, February 9, 2026
Cloudy Weather
Day 52°
Night 28°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (February 9, 2025)
Cloudy Weather

Day

34°

Night

18°

Wind

4 mph

UV Index

2

Precipitation

5 %

Weather Alerts and Warnings for

Moderate Expected Likely

Air Stagnation Advisory

Air Stagnation Advisory issued February 5 at 1:27PM MST until February 9 at 5:00AM MST by NWS Boise ID
Feb 5, 1:27 PM Feb 9, 5:00 AM
WHAT: An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.

WHERE: Portions of south central and southwest Idaho and
northeast and southeast Oregon.

WHEN: Until 5 AM MST /4 AM PST/ Monday.

IMPACTS: Poor air quality may cause issues for people with
respiratory problems.
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Persons with respiratory illness should follow their physicians advice for dealing with high levels of air pollution during periods of stagnant air.
Updated: Feb 5, 9:03 PM Source: NWS Alert