Butte, MT

7:10 AM MDT on August 22, 2017 (GMT -0600)
Mooney | | Change Station
Active Advisory: Air Quality Alert

Elev 5545 ft 45.95 °N, 112.50 °W | Updated 17 minutes ago

Clear
Clear
42 °F
Feels Like 42 °F
N
0
Wind Variable Wind from North

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.17 in
Visibility 10.0 miles
Clouds Clear
Dew Point 32 °F
Humidity 67%
Rainfall 0.00 in
Snow Depth Not available.
6:38 AM 8:25 PM
New Moon, 1% visible
METAR KBTM 221253Z AUTO 00000KT 10SM CLR 06/00 A3028 RMK AO2 SLP214 T00560000
Pressure 30.17 in
Visibility 10.0 miles
Clouds Clear
Dew Point 32 °F
Humidity 67%
Rainfall 0.00 in
Snow Depth Not available.
6:38 AM 8:25 PM
New Moon, 1% visible
METAR KBTM 221253Z AUTO 00000KT 10SM CLR 06/00 A3028 RMK AO2 SLP214 T00560000

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10-Day Weather Forecast

Almanac

Astronomy

Aug. 22, 2017 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Air Quality Alert
Issued: 9:00 AM MDT Aug. 21, 2017 – National Weather Service

... Air quality alert in effect until 900am MDT Tuesday...

The Montana department of environmental quality has issued an air
quality alert for Granite, Missoula, and Ravalli counties in effect
until further notice due to fire activity in west-central Montana.
Air quality is expected to deteriorate each morning before improving
briefly in the afternoon under stable conditions. The stable
conditions are expected to persist through Wednesday. Smoke from the
Rice Ridge fire is causing hazardous air quality in Seeley Lake
between midnight and noon. The Missoula city-County health department
recommends residents spend as little night time as possible in Seeley
Lake due to the dangerous overnight pollution levels. This alert
will be updated again at 900am 8/22/2017.

An air quality alert means that particulates have been trending
upwards and that an exceedence of the 24 hour National ambient air
quality Standard (naaqs) has occurred or may occur in the near
future.

As of 900am, particulate levels in Seeley Lake are hazardous

As of 900am, particulate levels in Florence and Lolo are very
unhealthy

As of 900am, particulate levels in Drummond are unhealthy

As of 900am, particulate levels in Arlee, Hamilton, and Philipsburg
are unhealthy for sensitive groups

As of 900am, particulate levels in frencthown and Missoula are
moderate

When air quality is hazardous... state and local health officials
recommend that everyone should avoid any outdoor exertion; people
with respiratory or heart disease, the elderly, and children should
remain indoors.

When air quality is very unhealthy... state and local health
officials recommend that people with respiratory or heart disease,
the elderly, and children should avoid any outdoor activity; everyone
else should avoid prolonged exertion.

When air quality is unhealthy... state and local health officials
recommend that people with respiratory or heart disease, the elderly,
and children should avoid prolonged exertion; everyone else should
limit prolonged exertion.

When air quality is unhealthy for sensitive groups... state and local
health officials recommend that people with respiratory or heart
disease, the elderly and children should limit prolonged exertion.

When air quality is moderate... state and local health officials
recommend that unusually sensitive people should consider reducing
prolonged or heavy exertion.

For more information visit the Montana department of environmental
quality at www.Todaysair.Mt.Gov