Today | Weather | Friday, February 6, 2026
Active Weather Warnings

Weather in Nampa, Idaho

01:36 AM
Now
Cloudy Night
34° F
Feels Like 30°
Precipitation 0 %
Wind 6 mph
Humidity 94 %
Today
Cloudy Weather
Day 54°
Night 30°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 3

Nampa Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 6, 2025)
Snowy Weather

Day

41°

Night

30°

Wind

7 mph

UV Index

2

Precipitation

65 %

Air Quality in Nampa

NOW
31 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.44 µg/m³
PM10 10.32 µg/m³
O3 0.025 ppm
NO2 1.6 ppb
SO2 0 ppb
CO 0.15 ppm
NH3 5.45 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.57.44 µg/m³
PM1010.32 µg/m³
O348.63 µg/m³
NO23.09 µg/m³
SO20.02 µg/m³
CO173.31 µg/m³
NH35.45 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Nampa

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.
+ Read More
Persons with respiratory illness should follow their physicians advice for dealing with high levels of air pollution during periods of stagnant air.
Updated: Feb 6, 12:03 AM Source: NWS Alert