Teton County, WY
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Teton County, WY
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Special Weather Statement
WYZ013-023-221200-
Jackson Hole-Star Valley-
Including the cities of Jackson, Afton, Alpine,
Star Valley Ranch, and Thayne
256 AM MST Tue Feb 21 2017

...Rain changing to snow in Jackson Hole and the Star Valley
tonight...

Rain showers will continue today in the Jackson and Star Valleys,
with temperatures remaining in the middle 30s to near 40 degrees.
A cold front will quickly move southward over the area this
evening, changing the rain back over to snow. Slick, icy
patches could form tonight, especially for areas of standing
water. 1 to 3 inches will be possible during the overnight hours.
Light snow will continue Wednesday, with accumulations staying
under 1 inch.

$$
Winter Storm Warning
WYZ001-212300-
/O.CON.KRIW.WS.W.0008.000000T0000Z-170222T1200Z/
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
228 AM MST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* Timing...Snow and windy areas will continue over Yellowstone
National Park and continue through tonight.

* Snowfall accumulation...3 to 6 inches in the Mammoth and Tower
Junction areas. Otherwise 15 to 25 inches of snow are
expected, with localized amounts up to 30 inches over
southwest portions of the park.

* Wind and Visibility...West to southwest winds of 20 to 30 mph
with gusts to 45 mph. Visibility frequently below a quarter
mile in heavy snow and blowing snow.

* Main Impact...The severely reduced visibility in snow and
blowing snow can be very disorientating at time for those
recreating across Yellowstone.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm warning means significant amounts of snow, and or
blowing snow are expected or occurring. This could make travel
very hazardous or impossible. If you must travel keep some food,
water, and an extra flashlight in your vehicle in case of an
emergency.

&&

$$

Winter Storm Warning
WYZ012-024-212300-
/O.CON.KRIW.WS.W.0008.000000T0000Z-170222T1200Z/
Teton and Gros Ventre Mountains-Salt River and Wyoming Ranges-
228 AM MST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* Timing...Snow and areas of strong wind will occur through
tonight.

* Snowfall Accumulation...15 to 25 inches are expected, with
amounts up to 30 inches in the Teton mountains.

* Wind and Visibility...West to southwest winds of 25 to 35 mph
with gusts to 60 mph...especially in open areas or mountain
summits. Visibility frequently below a quarter mile in heavy
snow and blowing snow.

* Main Impact...Travel will become very difficult with the wind
and snow producing slick, snow-packed roads along with high
drifts over mountain passes. Please monitor JHAVALANCHE.ORG if
your plans include travel into the backcountry. Also, the
severely reduced visibility will be very disorientating for
those recreating in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm warning means significant amounts of snow, and or
blowing snow are expected or occurring. This could make travel
very hazardous or impossible. If you must travel keep some food,
water, and an extra flashlight in your vehicle in case of an
emergency. Check the latest road conditions at wyoroad.info or by
dialing 5 1 1.

&&

$$

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