and then 
to Add to home screen Butte
Rise 7:14AM
Set 7:31PM
Reporting Station : Mooney Airport, MT
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
18°C
Sunny. Mild.
- 34%
- 15 km/hW
-
34%
Humidity -
2°C
Dew Point -
18°C
Comfort Level -
16 km
Visibility -
1012.30 mb
Barometric Pressure - Air Quality
Full moon
Rise8:17PM
Set9:16AM
THURSDAY EVENING
HLN / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Yellowstone NP | 36 ppb |  Good |
| Craters of the Moon NM | 44 ppb | Good |
| Glacier NP | 35 ppb | Good |
| Harrisville | 52 ppb |  Moderate |
| Great Basin NP | 50 ppb | Good |
| Lemmon Valley | 56 ppb | Moderate |
| Sparks | 55 ppb | Moderate |
| Fort Collins - CSU - 708 S. Ma | 63 ppb | Moderate |
| Incline | 55 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 18 Sep | Particulates smaller than 2.5 microns | 18 ppb | Good |
| 19 Sep | Particulates smaller than 2.5 microns | 4 ppb | Good |
| 20 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 21 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 22 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 23 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 24 Sep | Particulates smaller than 2.5 microns | n/a | Good |
Helena
Dillon (seasonal)
Bozeman
Rise 7:14AM
Set 7:31PM
Full moon
Rise8:17PM
Set9:16AM
THURSDAY EVENING
HLN / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 20 Sep Friday | Good |
well-mixed atmosphere, low pressure |
| 21 Sep Saturday | Good |
well-mixed atmosphere, low pressure |
| 22 Sep Sunday | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Monday | Good |
well-mixed atmosphere, low pressure |
| 24 Sep Tuesday | Good |
well-mixed atmosphere, low pressure |
| 25 Sep Wednesday | Good |
well-mixed atmosphere, low pressure |
| 26 Sep Thursday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 19 Sep Evening | Good |
well-mixed atmosphere, low pressure |
| 20 Sep Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 20 Sep Morning | Good |
well-mixed atmosphere, low pressure |
| 20 Sep Afternoon | Good |
well-mixed atmosphere, low pressure |
| 20 Sep Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 21 Sep Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 21 Sep Morning | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 21 Sep Afternoon | Good |
well-mixed atmosphere, low pressure |