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weather

'Field Notes:' How 'Moon Dogs' Are Made

Dec 3, 2017
A lunar halo, or moon dog. Ruka, Finland
Timo Newton-Syms (CC-BY-SA-2)

Moon dogs have many names: lunar halos, moon rings, or winter rings. Their scientific name is “paraselenae” and they are made visible by a combination of specific circumstances.

A very strong cold front will affect western Montana on Thursday evening. The main impact will be from the strong gusty winds along the cold front late Thursday afternoon through Thursday night.
National Weather Service Missoula, MT.

The National Weather Service predicts fairly tame weather across Montana through Thursday evening, when we could see some dramatic changes.

Traveling for Thanksgiving? If so, don’t stress out about the weather, at least not until Friday.

NASA Video Shows How Far Wildfire Smoke Travels

Nov 20, 2017
This visualization uses data from NASA satellites, combined with mathematical models in a computer simulation allow scientists to study the physical processes in our atmosphere.
NASA Goddard

How can you see the atmosphere? By tracking what is carried on the wind. Tiny aerosol particles such as smoke, dust, and sea salt are transported across the globe, making visible weather patterns and other normally invisible physical processes. Check out how far the wildfire smoke from the western U.S. travels.

Bison and snowcoaches share the road in Yellowstone National Park.
National Park Service

Much of Montana is under winter weather advisories Friday and Saturday, and that means a lot of snow.

NOAA

This morning’s low temperature of 19-degrees in Missoula is the coldest since March 7.

And it’s only a harbinger of wintery weather to come says National Weather Service Meteorologist Trent Smith.

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