WhitehallWHHM8
At a river or reservoir gauge/13.5 mi away/4,482 ft/230 ft above here
temp, wind, gust, humidity, pressure
Now. Lewis & Clark Caverns State Park is 60° and mostly clear at 11 PM. The dew point is 34°, so the air feels dry and comfortable. Light breeze from the west at 6 mph.
Today and tonight. Tonight falls to about 49° by 7 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is Friday, near 81°, and the coolest Sunday, near 45°. Rain is likely Sunday (79%) and Monday (56%). Rain is possible Saturday (41%). The first freeze could come Sunday, a low of 31°.
The sky now. The Moon is a waning crescent, 23% lit, and rises at 2:48 AM after midnight. The next new Moon is Saturday, Oct 10. Look for Saturn, bright in the southeast. A planet shines with a steady light where the stars around it twinkle. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 30 minutes long, 4 minutes shorter than yesterday.
As of 11:00 PM in Lewis & Clark Caverns State Park, Montana.
Air quality
Index 23, good, led by fine particles. Read at 10 PM from its reporting area, Helena (MT), 53 miles off.
Yesterday measured 46, good.
Little smoke near the ground through Wed 6 PM: the index from smoke stays at 17 or under.
Precipitation
None in the last 3 days, to Mon 10 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Wed 6 PM.
F
Now, today, and the week
The 7 instruments nearest Lewis & Clark Caverns State Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 9.9 miles away.
measured now5 instruments
WhitehallWHHM8
At a river or reservoir gauge/13.5 mi away/4,482 ft/230 ft above here
temp, wind, gust, humidity, pressure
Table MountainS0808
At a soil climate station/14.3 mi away/4,474 ft/222 ft above here
temp, humidity, soil temp, soil moisture
Boulder South MT-69 MP 27.7MTBLS
Beside a road/21.7 mi away/4,675 ft/423 ft above here
temp, pavement temp, wind, visibility, precip
Citizen station CW7710CW7710
In a volunteer observer's own ground/22.9 mi away/4,230 ft/22 ft below here
temp, humidity, wind, precip, pressure
Twin BridgesRVF
At an airfield/28.7 mi away/4,756 ft/504 ft above here
temp, wind, gust, visibility, precip, pressure
measured daily2 instruments
Harrison 1.0 ENEMT-MD-7
In a volunteer observer's own ground/9.9 mi away/4,885 ft/633 ft above here
precip, snowfall, snow depth
TridentTRIM8
At a cooperative observer's station/21.1 mi away/4,055 ft/197 ft below here
snowfall, snow depth, precip, high, low
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Snow on the ground
20 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.