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High Wind Warning


URGENT - WEATHER MESSAGE
National Weather Service Rapid City SD
133 AM MST Mon Dec 11 2017

SDZ026-031-072-073-112345-
/O.UPG.KUNR.WI.Y.0030.000000T0000Z-171211T2100Z/
/O.NEW.KUNR.HW.W.0007.171211T0833Z-171212T0000Z/
Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-
Including the cities of Rapid City, Wall, Sturgis,
and Union Center
133 AM MST Mon Dec 11 2017

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

The National Weather Service in Rapid City has issued a High Wind
Warning, which is in effect until 5 PM MST this afternoon. The
Wind Advisory is no longer in effect.

* WINDS...Northwest 35 to 45 mph with gusts up to 65 mph.

* TIMING...The strongest winds are expected this morning, and then
  winds will begin to diminish this afternoon.

* IMPACTS...The high winds can blow down large trees and damage
  roofs, small outbuildings, and signs. Sudden wind gusts can
  cause drivers to lose control, especially in lightweight or
  high profile vehicles. Strong winds can cause blowing dust,
  reduced visibility, and flying debris.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A high wind warning means 40 mph winds, or gusts over 60 mph, are
expected or occurring.

&&

$$


Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Denver/Boulder CO
436 AM MST Mon Dec 11 2017

...Red Flag Warning from 11 AM MST to 5 PM MST Today for Portions
of Northeast and East Central Colorado...

.Northerly winds will increase across the northeast plains of
Colorado later this morning behind a fast moving dry cold front.
Winds could gust to 45 mph this afternoon particularly up along
the Wyoming and Nebraska borders and across Washington County
where the pressure gradient and winds aloft will be strongest.
Minimum RH values will be slightly higher today with the cooler
temperatures. However, the strong and gusty winds will be
sufficient to produce critical rangeland fire behavior for
portions of northeast Colorado roughly east of a Cheyenne-to-
Limon line. Conditions should quickly improve with sunset.


COZ238-242-244-246>251-111945-
/O.CON.KBOU.FW.W.0031.171211T1800Z-171212T0000Z/
Larimer County Below 6000 Feet/Northwest Weld County-
Northeast Weld County-Morgan County-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
436 AM MST Mon Dec 11 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST THIS AFTERNOON FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR THE NORTHERN BORDER AREA AND EASTERN PLAINS...

* Affected Area...Fire Weather Zones 238...242...244...246...
  247...248...249...250 and 251.

* Timing...Winds will increase later this morning with passage of
  a dry cold front, and become strong and gusty this afternoon.
  Humidities will be slightly higher today, but still low enough
  to support critical fire behavior. Conditions will quickly
  improve by sunset.

* Winds...North 15 to 25 mph with gusts up to 45 mph.

* Relative Humidity...As low as 13 percent.

* Impacts...Gusty winds and low humidity will be favorable for
  rapid fire spread especially in open rangeland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
Baker


Wind Advisory


URGENT - WEATHER MESSAGE
National Weather Service Rapid City SD
133 AM MST Mon Dec 11 2017

SDZ030-042-044-046-047-049-074-112345-
/O.EXB.KUNR.WI.Y.0030.000000T0000Z-171212T0000Z/
Custer Co Plains-Oglala Lakota-Bennett-Mellette-Todd-Tripp-
Hermosa Foot Hills-
Including the cities of Folsom, Pine Ridge, Oglala, Kyle, Martin,
White River, Mission, Winner, and Hermosa
133 AM MST Mon Dec 11 2017 /233 AM CST Mon Dec 11 2017/

...WIND ADVISORY IN EFFECT UNTIL 5 PM MST /6 PM CST/ THIS
AFTERNOON...

The National Weather Service in Rapid City has issued a Wind
Advisory, which is in effect until 5 PM MST /6 PM CST/ this
afternoon.

* WINDS...Northwest 25 to 35 mph with gusts up to 50 mph.

* TIMING...Winds will increase early this morning, and continue
  through the afternoon, before diminishing this evening.

* IMPACTS...Sudden wind gusts can cause drivers to lose control,
  especially in lightweight or high profile vehicles. Strong
  winds can cause blowing dust, reduced visibility, and flying
  debris.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A wind advisory means 30 mph winds, or gusts over 45 mph, are
expected or occurring.

&&

$$


Extreme Fire Danger


Rangeland Fire Danger Statement
National Weather Service Rapid City SD
252 AM MST Mon Dec 11 2017

.DISCUSSION...Very strong winds are expected today behind a cold
front. The strongest winds will be this morning, and winds will
gradually diminish in the afternoon. Minimum relative humidity
will be higher than yesterday, ranging from about 25 to 50
percent. Another warm day is expected Tuesday, with highs in the
50s.

SDZ026-031-120115-
Rapid City-Pennington Co Plains-
Including the cities of Rapid City and Wall
252 AM MST Mon Dec 11 2017

...EXTREME FIRE DANGER...

The grassland fire danger index will reach the extreme category
this afternoon. Extreme weather conditions or a very low moisture
content of grasses, and other dry organic material on the ground,
indicate that critical burning conditions exist. A fire will
start easily and has the potential to become large and spread
quickly becoming erratic with extreme behavioral characteristics.
No outdoor burning should take place.

The outlook for Tuesday afternoon, The grassland fire danger
index will reach the moderate category.


$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Rapid City SD
432 AM MST Mon Dec 11 2017

SDZ024-027>029-041-WYZ054>058-071-121400-
Northern Black Hills-Southern Foot Hills-Central Black Hills-
Southern Black Hills-Fall River-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-Weston-
Northeastern Crook-
432 AM MST Mon Dec 11 2017

This Hazardous Weather Outlook is for portions of southwestern
South Dakota...the Black Hills...and northeast Wyoming.

.DAY ONE...Today and Tonight

A few wind gusts around 40 MPH will occur on the northern through
eastern slopes of the Black Hills through early this afternoon.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.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 Rapid City SD
432 AM MST Mon Dec 11 2017

SDZ001-002-012>014-025-030-032-042>044-046-047-049-074-121400-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Foot Hills-Custer Co Plains-Haakon-Oglala Lakota-Jackson-
Bennett-Mellette-Todd-Tripp-Hermosa Foot Hills-
432 AM MST Mon Dec 11 2017 /532 AM CST Mon Dec 11 2017/

This Hazardous Weather Outlook is for portions of western South
Dakota.

.DAY ONE...Today and Tonight

Gusty northwest winds are expected today with speeds ranging from
25 to 40 MPH with gusts to 50 to 50 MPH at times.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.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 Rapid City SD
432 AM MST Mon Dec 11 2017

SDZ026-031-072-073-121400-
Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-
432 AM MST Mon Dec 11 2017

This Hazardous Weather Outlook is for portions of northwestern
South Dakota...and southwestern South Dakota.

.DAY ONE...Today and Tonight

Strong northwest winds are expected today with speeds from 35 to
45 MPH with gusts to 60 to 65 MPH at times.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.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 Denver/Boulder CO
424 AM MST Mon Dec 11 2017

COZ030>051-121130-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
424 AM MST Mon Dec 11 2017

...Critical Fire Danger this Afternoon for Portions of Northeast
Colorado...

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

Northerly winds will increase across the northeast plains of
Colorado later this morning behind a quick moving dry cold front.
Winds could gust to 45 mph this afternoon especially up along the
Wyoming and Nebraska borders and across Washington County.
Humidities will be slightly higher on the plains today with the
cooler temperatures. However, the strong and gusty winds will be
sufficient to produce critical rangeland fire behavior across the
northeast corner of the state. Otherwise, expect another dry day
and night with generally light breezes and above average
temperatures.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Dry and unseasonably warm conditions will continue through the
end of this week as a strong high pressure ridge remains over the
western United States. Temperatures will average 10 to 20 degrees
above normal across the plains. Weak disturbances will bring some
cooling for Thursday along with a chance of snow for the
mountains on Thursday and again for the weekend. Lower elevations
will remain dry for the upcoming week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$
Baker/Entrekin

Hazardous Weather Outlook
National Weather Service North Platte NE
442 AM CST Mon Dec 11 2017

NEZ004>010-022>029-035>038-056>059-069>071-094-121045-
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-
442 AM CST Mon Dec 11 2017 /342 AM MST Mon Dec 11 2017/

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

.DAY ONE...TODAY AND TONIGHT.

Strong northwesterly winds of 25 to 35 MPH with gusts to 45 MPH
are expected today across western and north central Nebraska.

Gusty winds will combine with low relative humidity this
afternoon, leading to critical fire weather conditions across far
southwestern Nebraska.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

&&

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

$$

CLB

Hazardous Weather Outlook
National Weather Service Riverton WY
233 AM MST Mon Dec 11 2017

WYZ001>020-022>030-121315-
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-
233 AM MST Mon Dec 11 2017

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight.

Very patchy freezing fog will be possible in the Jackson or Star
Valleys this morning.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Thursday night and Friday...High winds possible along the Cody
Foothills.

Saturday night and Sunday...Significant snowfall possible across
the northwest and west.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

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
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