weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Freeze Warning


URGENT - WEATHER MESSAGE
National Weather Service GRAND JUNCTION CO
1031 PM MDT Mon Sep 25 2017

COZ002-005-007-008-021>023-261500-
/O.CON.KGJT.FZ.W.0010.000000T0000Z-170926T1500Z/
Central Yampa River Basin-Upper Yampa River Basin-
Debeque to Silt Corridor-Central Colorado River Basin-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-
1031 PM MDT Mon Sep 25 2017

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT TUESDAY...

* LOCATIONS INCLUDE...Craig, Hayden, Meeker, Steamboat Springs,
  De Beque, New Castle, Mesa, Parachute, Rifle, Silt, Eagle,
  Edwards, Glenwood Springs, Carbondale, Cortez, Dove Creek,
  Mancos, Durango, Bayfield, Ignacio, and Pagosa Springs.

* TEMPERATURES...Will drop into the mid 20s to lower 30s.

* TIMING...Coldest temperatures will occur shortly before
  sunrise.

* IMPACTS...Valley temperatures dropping below freezing will
  damage crops and sensitive vegetation. Small, exposed water
  lines, such as those associated with swamp coolers, could
  freeze up.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation.

&&

$$


Frost Advisory


URGENT - WEATHER MESSAGE
National Weather Service Rapid City SD
254 AM MDT Tue Sep 26 2017

SDZ027-041-042-044-WYZ054>056-058-261300-
/O.CON.KUNR.FR.Y.0006.170926T0900Z-170926T1300Z/
Southern Foot Hills-Fall River-Oglala Lakota-Bennett-
Northern Campbell-Southern Campbell-Western Crook-Weston-
Including the cities of Edgemont, Hot Springs, Ardmore, Oelrichs,
Pine Ridge, Oglala, Kyle, Martin, Gillette, Wright, Moorcroft,
Hulett, Newcastle, and Upton
254 AM MDT Tue Sep 26 2017

...FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM MDT THIS MORNING...

* TEMPERATURES...Low to mid 30s, with low lying areas being the
  coldest.

* TIMING...Late tonight through early Tuesday.

* IMPACTS...Sensitive outdoor plants may be killed if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A frost advisory means conditions are favorable for the formation
of frost that can kill sensitive plants.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
155 PM MDT Mon Sep 25 2017

...FROST ADVISORY FROM 1 AM TO 7 AM MDT TUESDAY...

.Clearing skies late tonight will aid in the development of frost
as low temperatures drop into the lower to middle 30s.

NEZ002-003-019>021-054-055-095-096-WYZ101-102-107-108-118-119-
261300-
/O.NEW.KCYS.FR.Y.0003.170926T0700Z-170926T1300Z/
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
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, Angora, Bridgeport, Bayard,
Redington, Kimball, Brownson, Sidney, Harrison, Agate, Bill,
Douglas, Deer Creek, Glenrock, Lusk, Redbird, Wheatland,
Guernsey, Torrington, Cheyenne, and Pine Bluffs
155 PM MDT Mon Sep 25 2017

...FROST ADVISORY IN EFFECT FROM 1 AM TO 7 AM MDT TUESDAY...

The National Weather Service in Cheyenne has issued a Frost
Advisory, which is in effect from 1 AM to 7 AM MDT Tuesday.

* TIMING...From 1 am to 7 am MDT Tuesday morning.

* TEMPERATURE...From 31 to 37 degrees.

* IMPACTS...Sensitive outdoor plants may be killed if left
  uncovered. Please protect outdoor plants and vegetation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$

Rubin


Special Weather Statement


Special Weather Statement
National Weather Service Riverton WY
159 PM MDT Mon Sep 25 2017

WYZ004>006-261200-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-
Including the cities of Thermopolis and Worland
159 PM MDT Mon Sep 25 2017

...Freezing Temperatures Possible Tonight..

Clouds are expected to begin thinning and decreasing tonight
increasing the risk of freezing temperatures in low lying areas.
Most lying areas will likely be near freezing with slightly
warmer temperatures above the basin floor.

If you have sensitive vegetation outside, it might be a good idea
to cover it up. Similar low temperatures are expected Tuesday
night.

$$

Special Weather Statement
National Weather Service Riverton WY
159 PM MDT Mon Sep 25 2017

WYZ017-018-261200-
Wind River Basin-Lander Foothills-
Including the cities of Riverton, Shoshoni, and Lander
159 PM MDT Mon Sep 25 2017

...Freezing Temperatures Possible Tonight..

Clouds are expected to begin thinning and decreasing tonight
increasing the risk of freezing temperatures in low lying areas.
Most lying areas will likely be near or slightly below freezing
with slightly warmer temperatures elsewhere.

If you have sensitive vegetation outside, it might be a good idea
to cover it up. Similar to slightly warmer low temperatures are
expected Tuesday night.

$$

Special Weather Statement
National Weather Service Riverton WY
159 PM MDT Mon Sep 25 2017

WYZ020-261200-
Natrona County Lower Elevations-
Including the city of Casper
159 PM MDT Mon Sep 25 2017

...Freezing Temperatures Possible Tonight..

Clouds are expected to begin thinning and decreasing tonight
increasing the risk of freezing temperatures in low lying areas.
Most lying areas will likely be near or slightly below freezing
with slightly warmer temperatures elsewhere.

If you have sensitive vegetation outside, it might be a good idea
to cover it up. Similar to slightly warmer low temperatures are
expected Tuesday night.


$$

Special Weather Statement
National Weather Service Riverton WY
159 PM MDT Mon Sep 25 2017

WYZ010-011-261200-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
159 PM MDT Mon Sep 25 2017

...Freezing Temperatures Possible Tonight..

Clouds are expected to begin thinning and decreasing tonight
increasing the risk of freezing temperatures in low lying areas.
Most lying areas will likely be near or slightly below freezing
with slightly warmer temperatures elsewhere.

If you have sensitive vegetation outside, it might be a good idea
to cover it up. Slightly warmer low temperatures are expected
Tuesday night.

$$

Team Riverton


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Cheyenne WY
331 AM MDT Tue Sep 26 2017

NEZ002-003-019>021-054-055-095-096-WYZ101-102-107-108-118-119-
270945-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-Converse County Lower Elevations-
Niobrara County-East Platte County-Goshen County-
Central Laramie County-East Laramie County-
331 AM MDT Tue Sep 26 2017

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

.DAY ONE...TODAY AND TONIGHT

Frost and patchy fog are possible toward sunrise for portions of
the eastern plains.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

The probability for widespread hazardous weather is low.

.Spotter information statement...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Riverton WY
303 AM MDT Tue Sep 26 2017

WYZ001>020-022>030-271100-
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-
303 AM MDT Tue Sep 26 2017

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

Patchy fog will be possible in the valleys and basins this
morning.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Thursday...Isolated afternoon and evening thunderstorms in the
south.

Friday...Isolated afternoon and evening thunderstorms.

Saturday and Sunday...A chance of showers and thunderstorms.
A chance of snow in the western mountains. Windy areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service GRAND JUNCTION CO
542 AM MDT Mon Sep 25 2017

COZ001>014-017>023-UTZ022>025-027>029-261215-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-
Upper Gunnison River Valley-Uncompahgre Plateau and Dallas Divide-
Northwest San Juan Mountains-Southwest San Juan Mountains-
Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
542 AM MDT Mon Sep 25 2017

This hazardous weather outlook is for eastern Utah and western
Colorado.

.DAY ONE...Today and Tonight

A Freeze Warning is in effect until 9 am this morning for portions
of the Colorado Northwest Plateau and the central and upper
Colorado River valleys and the lower elevations of southwest
Colorado.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

A low pressure system developing over the southwestern U.S. will
bring an increasing chance of precipitation to much of the area
Wednesday through Sunday, mainly over Colorado.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

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