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Winter Storm Warning


URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

SDZ024>026-028-031-072-241030-
/O.CON.KUNR.WS.W.0004.000000T0000Z-170224T1200Z/
Northern Black Hills-Northern Foot Hills-Rapid City-
Central Black Hills-Pennington Co Plains-
Sturgis/Piedmont Foot Hills-
Including the cities of Lead, Deadwood, Spearfish, Rapid City,
Hill City, Mt Rushmore, Wall, and Sturgis
1222 PM MST Thu Feb 23 2017

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

* Snow will continue through this evening, tapering off late
tonight.

* The heaviest snowfall will occur through early evening.

* Additional snow accumulations of 3 to 6 inches are expected,
the highest amounts generally to the south and west of Rapid
City and Interstate 90.

* Look for significant reductions in visibility at times.

* Plan on difficult driving conditions...especially during the
  evening commute today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm warning for snow means severe winter weather
conditions are expected. If you must travel...keep an extra
flashlight...food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

SDZ043-046-047-049-241030-
/O.CON.KUNR.WS.W.0004.000000T0000Z-170224T1800Z/
Jackson-Mellette-Todd-Tripp-
Including the cities of Kadoka, White River, Mission, and Winner
1222 PM MST Thu Feb 23 2017 /122 PM CST Thu Feb 23 2017/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST /NOON
CST/ FRIDAY...

* Snow will continue through tonight, tapering off early Friday.

* The heaviest snowfall will occur this afternoon and evening.

* Additional snow accumulations of 6 to 12 inches are expected,
with the higher amounts generally near the Nebraska border.

* Look for significant reductions in visibility at times in
  heavy snow and some blowing snow.

* Travel will become very difficult today through Friday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm warning for snow means severe winter weather
conditions are expected. If you must travel...keep an extra
flashlight...food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

SDZ027-029-030-041-042-044-074-WYZ055-058-241030-
/O.CON.KUNR.WS.W.0004.000000T0000Z-170224T1800Z/
Southern Foot Hills-Southern Black Hills-Custer Co Plains-
Fall River-Oglala Lakota-Bennett-Hermosa Foot Hills-
Southern Campbell-Weston-
Including the cities of Edgemont, Hot Springs, Custer, Folsom,
Ardmore, Oelrichs, Pine Ridge, Oglala, Kyle, Martin, Hermosa,
Wright, Newcastle, and Upton
1222 PM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* Snow will continue across the area today and tonight,
  diminishing early Friday.

* The heaviest snowfall will occur during the daytime hours
  today.

* Additional snow accumulations of 5 to 10 inches are expected,
with the highest amounts generally across far southern South
Dakota and the Pine Ridge.

* Look for significant reductions in visibility at times.

* Travel will become very difficult today into Friday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm warning for snow means severe winter weather
conditions are expected. If you must travel...keep an extra
flashlight...food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1059 AM CST Thu Feb 23 2017

SDZ050-063-064-240100-
/O.CON.KFSD.WS.W.0003.170223T1800Z-170224T1800Z/
Gregory-Charles Mix-Douglas-
1059 AM CST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

* TIMING...Snow will will continue, heavy at times this afternoon
  and evening. Snow should diminish late tonight into Friday morning.

* ACCUMULATIONS...Storm total snow accumulations averaging 5 to
  10 inches are likely, with the heaviest amounts expected near
  the Missouri River Valley.

* WIND AND VISIBILITY...Winds will increase from the north
  around 25 to 30 mph tonight and Friday, with gusts to near 35
  mph at times. Visibility will be reduced to less than a half
  mile at times, especially while snow is falling.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for heavy snow and blowing snow means
severe winter weather conditions are expected or occurring.
Significant amounts of snow are forecast that will make travel
dangerous...and visibilities will be limited further due to
strong winds blowing snow around.  Only travel in an emergency.
If you must travel...keep an extra flashlight...food...and water
in your vehicle in case of an emergency.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
307 AM MST Thu Feb 23 2017

...MAJOR WINTER STORM TO CONTINUE THROUGH FRIDAY MORNING...

...BLIZZARD CONDITIONS EXPECTED IN WESTERN CARBON COUNTY THIS
MORNING AND AFTERNOON...

NEZ002-003-019-020-095-096-WYZ101-102-107-108-118-119-240000-
/O.CON.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
Dawes-Box Butte-Scotts Bluff-Banner-North Sioux-South Sioux-
Converse County Lower Elevations-Niobrara County-
East Platte County-Goshen County-Central Laramie County-
East Laramie County-
Including the cities of Chadron, Chadron St Park, Alliance,
Scottsbluff, Gering, Harrisburg, Harrison, Agate, Bill, Douglas,
Deer Creek, Glenrock, Lusk, Redbird, Wheatland, Guernsey,
Torrington, Cheyenne, and Pine Bluffs
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow will increase in coverage and intensity this
  morning, then continue through Friday morning. The snow will be
  heavy at times today.

* TOTAL SNOW ACCUMULATIONS...10 to 16 inches with locally higher
  amounts possible across much of east central Wyoming and the
  northern Nebraska Panhandle. 7 to 13 inches along a Cheyenne to
  Scottsbluff line.

* WINDS/VISIBILITY...East to northeast winds 25 to 35 MPH with
  gusts to 45 MPH across east central Wyoming, including Douglas
  and Lusk. Otherwise, 10 to 20 MPH with higher gusts.
  Visibilities will be reduced to one quarter of a mile at times
  in falling and blowing snow with near blizzard conditions over
  Converse and Niobrara counties.

* IMPACTS...The combination of heavy snow and gusty winds will
  cause considerable blowing and drifting snow with periods of
  very low visibilities. This will make travel extremely dangerous
  or impossible today, especially in northern areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for heavy snow means severe winter weather
conditions are expected or occurring.  Significant amounts of
snow are forecast that will make travel dangerous. Only travel in
an emergency. If you must travel...keep an extra flashlight...
food...and water in your vehicle in case of an emergency.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
307 AM MST Thu Feb 23 2017

...MAJOR WINTER STORM TO CONTINUE THROUGH FRIDAY MORNING...

...BLIZZARD CONDITIONS EXPECTED IN WESTERN CARBON COUNTY THIS
MORNING AND AFTERNOON...

WYZ103-105-106-110-113-115>117-240000-
/O.CON.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
North Laramie Range-Shirley Basin-
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-Upper North Platte River Basin-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Including the cities of Garrett, Medicine Bow, Shirley Basin,
Bordeaux, Arlington, Elk Mountain, Saratoga, Encampment, Bosler,
Laramie, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal,
and Horse Creek
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow, heavy at times, will continue through Friday
  morning.

* TOTAL SNOW ACCUMULATIONS...4 to 8 inches in the Laramie Valley
  and Upper North Platte Valley, otherwise 7 to 13 inches in lower
  elevations west of the Laramie Range. 10 to 15 inches over the
  southern and central Laramie Range. Up to 2 feet of snow is
  expected over the northern Laramie Range.

* WINDS/VISIBILITY...East to northeast winds 15 to 25 MPH with
  occasional gusts to 35 MPH. Visibilities will be reduced to
  under one half mile at times in falling and blowing snow.

* IMPACTS...Mainly to transportation. Icy and snow packed roads
  and low visibilities will lead to extremely dangerous or
  impossible travel conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for heavy snow means severe winter weather
conditions are expected or occurring.  Significant amounts of
snow are forecast that will make travel dangerous. Only travel in
an emergency. If you must travel...keep an extra flashlight...
food...and water in your vehicle in case of an emergency.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
226 AM MST Thu Feb 23 2017

...Heavy snow and strong wind will impact much of Central and
Southern Wyoming today through mid day Friday...

.A very strong winter storm is moving over Southern Wyoming
this morning and will stall out during the day, before slowly
winding down and shifting east of the area Thursday night. The
heaviest snow for most areas will be this morning and through
the day today. This storm system will also be accompanied by
strong winds in many areas, with blizzard conditions expected
along Interstate 80 near and east of Rock Springs...over South
Pass and in the Jeffrey City...Sweetwater Station...Muddy Gap
area. These winds will subside during the overnight hours tonight.

WYZ020-022-232300-
/O.CON.KRIW.WS.W.0009.000000T0000Z-170224T1800Z/
Natrona County Lower Elevations-Casper Mountain-
Including the city of Casper
226 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow will continue today and be heavy at times through
  this evening. Snow will continue tonight, before subsiding by
  mid day Friday.

* SNOWFALL ACCUMULATION...Ranging from up to 2 feet on Casper
  Mountain, with 12 to 16 inches across Natrona County.

* Wind and Visibility...Northeast wind 20 to 30 mph with gusts
  over 45 mph in open areas causing visibilities under one quarter
  mile at times.

* MAIN IMPACT...Roads will become slick and snow covered. Gusty
  northeast winds will occur this morning, causing blowing and
  drifting snow. This could significantly reduce visibility and
  make travel difficult to impossible.

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.

&&

$$

URGENT - WINTER WEATHER MESSAGE...CORRECTED
National Weather Service North Platte NE
326 AM CST Thu Feb 23 2017

...Winter Weather Conditions Today through Friday...

NEZ005>010-022>029-035>037-232130-
/O.CON.KLBF.WS.W.0003.170223T1200Z-170225T0000Z/
Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-Hooker-
Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Including the cities of Valentine, Springview, Spencer, Butte,
Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Oshkosh,
Lewellen, Hyannis, Mullen, Thedford, Halsey, Dunning, Purdum,
Brewster, Taylor, Burwell, Bartlett, Ericson, Arthur, Tryon,
Ringgold, and Stapleton
326 AM CST Thu Feb 23 2017 /226 AM MST Thu Feb 23 2017/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ FRIDAY...

a Winter Storm Warning remains in effect until 6 PM CST /5 PM
MST/ Friday.

* Snowfall rates of 1 to 2 inches per hour will occur today and
  this evening.

* Total snow accumulations of 8 to 18 inches are expected. The
  heaviest amounts will be along the Highway 20 corridor west of
  Ainsworth.

* Visibility 1/4 mile in heavy snow. Locally...blizzard
  conditions could develop in open areas tonight and Friday.

* North winds of 15 to 25 mph with higher gusts will cause
  significant blowing and drifting snow.

* Travel will be very difficult to impossible...especially
  tonight. Ranchers should take precautions to protect young
  livestock.

Precautionary/Preparedness actions...

A winter storm warning for snow means severe winter weather
conditions are expected. If you must travel...keep an extra
flashlight...food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
226 AM MST Thu Feb 23 2017

...Heavy snow and strong wind will impact much of Central and
Southern Wyoming today through mid day Friday...

.A very strong winter storm is moving over Southern Wyoming
this morning and will stall out during the day, before slowly
winding down and shifting east of the area Thursday night. The
heaviest snow for most areas will be this morning and through
the day today. This storm system will also be accompanied by
strong winds in many areas, with blizzard conditions expected
along Interstate 80 near and east of Rock Springs...over South
Pass and in the Jeffrey City...Sweetwater Station...Muddy Gap
area. These winds will subside during the overnight hours tonight.

WYZ010-011-232300-
/O.CON.KRIW.WS.W.0009.170223T1200Z-170224T1800Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
226 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 11 AM MST FRIDAY...

* TIMING...Snow will increase this morning with periods of heavy
  snow possible during the day today. Snow will gradually decrease
  tonight into Friday morning.

* SNOWFALL ACCUMULATION...5 to 9 inches with the heavier amounts
  generally in the southern half of the county.

* Wind and Visibility...North wind 25 to 35 mph with gusts around
  50 mph causing considerable blowing and drifting snow and near
  zero visibility at times.

* MAIN IMPACT...Roads will become slick and snow covered. Strong
  north wind will cause blowing and drifting snow today. The
  visibility will become significantly reduced in blowing snow.

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.

&&

$$

URGENT - WINTER WEATHER MESSAGE...CORRECTED
National Weather Service North Platte NE
326 AM CST Thu Feb 23 2017

...Winter Weather Conditions Today through Friday...

NEZ004-094-232130-
/O.CON.KLBF.WS.W.0003.000000T0000Z-170225T0000Z/
Sheridan-Western Cherry-
Including the cities of Gordon, Rushville, Cody, Eli, Merriman,
and Kilgore
326 AM CST Thu Feb 23 2017 /226 AM MST Thu Feb 23 2017/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ FRIDAY...

a Winter Storm Warning remains in effect until 6 PM CST /5 PM
MST/ Friday.

* Snowfall rates of 1 to 2 inches per hour will occur today and
  this evening.

* Total snow accumulations of 12 to 18 inches are expected.

* North winds of 15 to 25 mph with higher gusts will cause
  significant blowing and drifting snow.

* Visibility 1/4 mile in heavy snow. Locally...blizzard
  conditions could develop in open areas tonight and Friday.

* Travel will be very difficult to impossible. Ranchers should
  take precautions to protect young livestock.

Precautionary/Preparedness actions...

A winter storm warning for snow means severe winter weather
conditions are expected. If you must travel...keep an extra
flashlight...food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$


Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

SDZ032-241030-
/O.CAN.KUNR.WS.W.0004.000000T0000Z-170224T1800Z/
/O.EXA.KUNR.WW.Y.0010.000000T0000Z-170224T1200Z/
Haakon-
Including the city of Philip
1222 PM MST Thu Feb 23 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST FRIDAY...
...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Rapid City has issued a Winter
Weather Advisory for snow, which is in effect until 5 AM MST
Friday. The Winter Storm Warning has been cancelled.

* Snow will continue through this evening, before tapering off
late tonight.

* Additional snow accumulations of 2 to 5 inches are expected.

* Look for reduced visibilities at times.

* Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter weather advisory for snow means periods of snow will
cause primarily travel difficulties. be prepared for snow covered
roads and limited visibilities...and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.


&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

WYZ054-056-057-241030-
/O.CON.KUNR.WW.Y.0010.000000T0000Z-170224T1200Z/
Northern Campbell-Western Crook-Wyoming Black Hills-
Including the cities of Gillette, Moorcroft, Hulett,
Four Corners, and Sundance
1222 PM MST Thu Feb 23 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
FRIDAY...

* Snow will develop this morning and continue through this
  evening, before tapering off late tonight.

* Additional snow accumulations of 1 to 3 inches are expected.

* Look for reduced visibilities at times.

* Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter weather advisory for snow means periods of snow will
cause primarily travel difficulties. be prepared for snow covered
roads and limited visibilities...and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1222 PM MST Thu Feb 23 2017

.A storm system will strengthen as it moves across the Northern
Rockies and into the Central Plains today and tonight. Snowfall
will continue across the area through late tonight. Bands of
heavy snowfall are expected at times across southern South Dakota
today. Snowfall will begin to taper off from northwest to
southeast later tonight and early Friday. Some blowing snow will
be possible with gusty winds. The latest road conditions in both
South Dakota and Wyoming are available by calling 511.

SDZ073-241030-
/O.CAN.KUNR.WS.W.0004.000000T0000Z-170224T1200Z/
/O.EXA.KUNR.WW.Y.0010.000000T0000Z-170224T1200Z/
Southern Meade Co Plains-
Including the city of Union Center
1222 PM MST Thu Feb 23 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST FRIDAY...
...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Rapid City has issued a Winter
Weather Advisory for snow, which is in effect until 5 AM MST
Friday. The Winter Storm Warning has been cancelled.

* Snow will continue through this evening, before tapering off
late tonight.

* Additional snow accumulations of 2 to 5 inches are expected.

* Look for reduced visibilities at times.

* Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter weather advisory for snow means periods of snow will
cause primarily travel difficulties. be prepared for snow covered
roads and limited visibilities...and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
1155 AM MST Thu Feb 23 2017

MTZ056-066-WYZ099-241900-
/O.CAN.KBYZ.WS.W.0003.000000T0000Z-170224T1900Z/
/O.EXA.KBYZ.WW.Y.0008.000000T0000Z-170224T1900Z/
Red Lodge Foothills-Beartooth Foothills-Sheridan Foothills-
1155 AM MST Thu Feb 23 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MST FRIDAY...
...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Billings has issued a Winter
Weather Advisory for Snow...which is in effect until noon MST
Friday.

* IMPACTS...Poor travel conditions due to slick roads and limited
  visibility. Cold and wet weather may be hazardous to young
  livestock.

* TIMING...Through Friday morning.

* ADDITIONAL SNOW ACCUMULATION...2 to 4 inches, greatest near the
  mountains.

Precautionary/preparedness actions...

A Winter Weather Advisory can be issued for a variety of winter
weather conditions such as light snow...blowing snow...sleet...
freezing rain...and extreme wind chills.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Aberdeen SD
1213 PM CST Thu Feb 23 2017

SDZ045-048-051-240215-
/O.CAN.KABR.WS.W.0002.000000T0000Z-170224T1800Z/
/O.NEW.KABR.WW.Y.0009.170223T1813Z-170224T1800Z/
Jones-Lyman-Buffalo-
Including the cities of Murdo, Kennebec, and Fort Thompson
1213 PM CST Thu Feb 23 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...
...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Aberdeen has issued a Winter
Weather Advisory for snow and blowing snow...which is in effect
until noon CST Friday. The Winter Storm Warning has been
cancelled.

* Timing...Expect snow to continue...diminishing around noon
  Friday.

* Precipitation Rates...The heaviest snowfall rates will occur
  until 6 PM this evening.

* Snow Accumulations...Additional snow accumulations of 3 to 6
  inches are expected.

* Winds / Visibilities...Winds gusting as high as 35 mph will
  cause areas of blowing and drifting snow. In addition...areas
  of poor visibility are expected.

* Impacts...Plan on difficult driving conditions...including
  during the evening commute.

Precautionary/Preparedness actions...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and low visibility will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibility...and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$


Flood Advisory


Flood Advisory
National Weather Service Cheyenne WY
1232 PM MST THU FEB 23 2017

NEC045-240130-
/O.NEW.KCYS.FA.Y.0001.170223T1932Z-170224T0130Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawes NE-
1232 PM MST THU FEB 23 2017

The National Weather Service in Cheyenne has issued a

* Small Stream Flood Advisory for...
  Northeastern Dawes County in the Panhandle of Nebraska...

* Until 630 PM MST Thursday

* At 1225 PM MST, trained weather spotters reported water out of its
  banks at the intersection of Lone Tree Creek and the White River
  which is about a mile north of the Chadron Airport. Flooding may
  persist in this region for the next several hours.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Advisory means river or stream flows are elevated, or ponding
of water in urban or other areas is occurring or is imminent.

&&

LAT...LON 4285 10308 4284 10308 4284 10309 4285 10309

$$

Cox


Special Weather Statement


Special Weather Statement
National Weather Service North Platte NE
850 AM CST Thu Feb 23 2017

NEZ004>006-094-240500-
Sheridan-Eastern Cherry-Keya Paha-Western Cherry-
Including the cities of Gordon, Rushville, Valentine, Springview,
Cody, Eli, Merriman, and Kilgore
850 AM CST Thu Feb 23 2017 /750 AM MST Thu Feb 23 2017/

At 845 AM CST/745 AM MST/, Doppler radar indicated heavy snow
along a line extending from 10 miles northwest of Norden to near
Merritt Reservoir to Antioch. This snow was nearly stationary.

At 830 am CST...Kilgore measured 5 inches of snow.

1 to 2 inch per hour snowfall rates are occurring in this area
which could last for several hours this morning. Visibility will
fall to around 1/4 mile in the heavy snow. Roadways are becoming
snow packed with ice forming from the warm weather earlier this
week.

This snow was part of a major winter storm which will affect Western
and North Central Nebraska through Friday with up to 18 inches of
snow.

Locations impacted include...
Valentine, Medicine Lake, Merritt Reservoir, Antioch, Crookston, Big
Hill, Highway 61 Crossing The Snake River, Dipping Vat Meadow, Billys
Lake, Wickson Lake, Anderson Bridge State Wildlife Management Area,
Diamond Lake, Intersection Of Highway 61 And Shadbolt Road, Smith
Falls State Park, Indian Hill, Krause Lake, Watson Lake, Steer Creek
Campground, Highway 97 Crossing The Niobrara River and Morgan Lake.

This includes the following highways...
 Highway 20 between mile markers 179 and 209.
 Highway 250 between mile markers 1 and 29.
 Highway 2 between mile markers 98 and 116.
 Highway 61 between mile markers 179 and 214.
 Highway 97 between mile markers 111 and 141.
 Highway 12 between mile markers 1 and 28.

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service North Platte NE
934 AM CST Thu Feb 23 2017

NEZ004>010-022>029-035>038-056>059-069>071-094-241545-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-
Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-
Logan-Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
934 AM CST Thu Feb 23 2017 /834 AM MST Thu Feb 23 2017/

This Hazardous Weather Outlook is for portions of western and
north central Nebraska.

.DAY ONE...TODAY AND TONIGHT.

Winter Storm Warnings and Winter Weather Advisories are in place
along and north of Interstate 80 for storm total snow
accumulations up to 18 inches snowfall through Friday evening.
Please see the latest winter weather bulletin for details in your
area.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

Friday the snow fall will taper off from west to east ending
across the north central during the evening. See latest warning
products for full details.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight, although
snow reports throughout the event is greatly appreciated through
social media, the online Submit Storm Report or direct calls.

&&

Get your weather, hydrological, and climate information at
http://www.weather.gov/northplatte

$$

Hazardous Weather Outlook
National Weather Service Rapid City SD
416 AM MST Thu Feb 23 2017

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-241400-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foot Hills-Rapid City-
Southern Foot Hills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Fall River-
Oglala Lakota-Jackson-Bennett-Mellette-Todd-Tripp-
Sturgis/Piedmont Foot Hills-Southern Meade Co Plains-
Hermosa Foot Hills-Northern Campbell-Southern Campbell-
Western Crook-Wyoming Black Hills-Weston-Northeastern Crook-
416 AM MST Thu Feb 23 2017 /516 AM CST Thu Feb 23 2017/

This Hazardous weather outlook is for western South Dakota and
Northeastern Wyoming.

.DAY ONE...Today and Tonight

A winter storm will continue to impact much of the region through
tonight. Winter storm warnings and advisories are in effect mainly
along and south of Interstate 90.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Snow will end across the region Friday morning. Gusty northerly
winds will lead to some blowing and drifting snow during the day
Friday, mainly across southern South Dakota.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
356 AM MST Thu Feb 23 2017

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-110-112>119-
241100-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-Converse County Lower Elevations-
Niobrara County-North Laramie Range-Shirley Basin-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-North Snowy Range Foothills-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
356 AM MST Thu Feb 23 2017

This hazardous weather outlook is for portions of western
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

A potent winter storm will produce widespread significant snowfall
and gusty northeast winds today and tonight. Low visibilities in
falling and blowing snow will make travel difficult. Winter Storm
Warnings are in effect.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

Snow and winds will decrease Friday morning.

There will be daily chances for snow for most areas along and
west of the Laramie Range this weekend through early next week.

.Spotter information statement...

Spotter activation will not be required. Spotters are asked to
relay reports of snowfall to the National Weather Service in
Cheyenne.

$$

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
438 AM CST Thu Feb 23 2017

SDZ050-055-057>061-063>066-068-069-241045-
Gregory-Lake-Brule-Aurora-Davison-Hanson-McCook-Charles Mix-
Douglas-Hutchinson-Turner-Bon Homme-Yankton-
438 AM CST Thu Feb 23 2017

This Hazardous Weather Outlook is for portions of east central
South Dakota, south central South Dakota, and southeast South
Dakota.

.DAY ONE...Today and Tonight

Snow will spread into the area through this morning, possibly
beginning as a mix of rain and snow in some areas. Snow will
become heavy at times this afternoon and evening, with
significant accumulations likely.

In addition, increasing northerly winds are likely, creating
periods of low visibility in falling and blowing snow.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Snow will gradually diminish across the area Friday morning. At
this time, storm total accumulations averaging 5 to 10 inches are
anticipated, with the highest total accumulations south of Highway
18. The strong winds will continue to produce reduced visibility
in areas of blowing and drifting snow through midday Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed. However, reports of
snowfall and visibility would be greatly appreciated.

$$

Hazardous Weather Outlook
National Weather Service Aberdeen SD
356 AM CST Thu Feb 23 2017

SDZ015>023-033>037-045-048-051-241000-
Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-
Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
356 AM CST Thu Feb 23 2017 /256 AM MST Thu Feb 23 2017/

This Hazardous Weather Outlook is for portions of central South
Dakota, north central South Dakota, and northeast South Dakota.

.DAY ONE...Today and Tonight

A storm system to the south will spread snow into the forecast
area today. Snowfall amounts will very drastically from north to
south. Snow accumulations are unlikely to amount to anything north
of highway 212...but to the south snow amounts could top out
between 1-3 inches. South of highway 14...snow totals will range
between 4-8 inches with the highest amounts along and south of
Interstate 90. Additionally...gusty winds to 40mph...when
combined with falling snow...will result in poor visibility and
hazardous travel conditions.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Snow will move out of the forecast area early Friday morning, with
winds diminishing through the day.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Connelly

Hazardous Weather Outlook
National Weather Service Riverton WY
210 AM MST Thu Feb 23 2017

WYZ001>020-022>030-241300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-Owl Creek and Bridger Mountains-
Bighorn Mountains West-Bighorn Mountains Southeast-
Northeast Johnson County-Southeast Johnson County-
Teton and Gros Ventre Mountains-Jackson Hole-
Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
210 AM MST Thu Feb 23 2017

...High Impact Winter Storm across Central and Southern Wyoming
and portions of north-central Wyoming Today through Friday
Morning...

...Flood Warning remains in effect for the Big Horn River roughly
between Manderson and Greybull through at least this afternoon...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

A major winter storm with significant snow and blowing snow will
impact much of central, eastern and southern Wyoming today and
tonight. Blizzard conditions are expected across southeast
Fremont, southwest Natrona and eastern Sweetwater counties. The
blizzard conditions will impact South Pass, Highway 287 between
Lander and Muddy Gap, as well as Interstate 80 in eastern
Sweetwater County. Please see the highlights for further details.

Ice jam flooding continues across portions of the Big Horn Basin
especially along the Big Horn River in Big Horn County.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Friday...Light snow will continue across the area. Additional
accumulations will be low.

Sunday night through Monday night...Significant snow possible
across far western valleys and mountains.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report snowfall amounts. Thank you!

$$

Team Riverton


Short Term Forecast


Short Term Forecast
National Weather Service North Platte NE
122 PM CST Thu Feb 23 2017

NEZ004>010-022>029-035>038-094-232300-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-
Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-
Logan-Custer-Western Cherry-
Including the cities of Gordon, Rushville, Valentine, Springview,
Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill,
Atkinson, Oshkosh, Lewellen, Hyannis, Mullen, Thedford, Halsey,
Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson,
Arthur, Tryon, Ringgold, Stapleton, Broken Bow, Cody, Eli,
Merriman, and Kilgore
122 PM CST Thu Feb 23 2017 /1222 PM MST Thu Feb 23 2017/

.NOW...
...Winter Storm Warning...
Widespread snow will continue through the afternoon. A band of
nearly stationary heavy snow about 40 miles wide will continue to
drift slowly north. This band is from central Sheridan county to
Valentine. Hourly snow fall rates in this band will range from one
to two inches.

Light to moderate snow will continue along and north of a line
from Oshkosh to Thedford to Oneill. Hourly snowfall rates of
around a quarter to a half inch are expected.

Northeast winds at 15 to 25 mph with gusts to 35 mph will cause
areas of blowing snow and drifting snow. Visibilities may be
reduced to near zero at times in the band of heavy snow and a half
mile over the remainder of northern Nebraska.


$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE