Alert archive / Wyoming / Wind Chill Warnings in 2016

Wind Chill Warning 1, NWS Cheyenne, WY

December 7, 20164 counties in Wyoming

NWS Cheyenne, WY issued this wind chill warning at Dec 7, 2016, 2:21 PM MST for 4 counties in Wyoming. It took effect at Dec 7, 2016, 9:00 PM MST. It was in force for 12 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 7, 2016, 2:21 PM MST (21:21 UTC)
In effect from
Dec 7, 2016, 9:00 PM MST
Expired
Dec 8, 2016, 9:00 AM MST
In force
12 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY, Converse County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 134 km from the middle of the area, began a volume at 21:26 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 7, 9:16 PM MSTEXTR WIND CHILL -3213 Wnw Laramie, WYTHIS IS WYDDOT SITE HERRICK LANE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Riverton, WY (KRIW), launched 12:00Z, 9.4 hours before the alert went out and 239 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Riverton, WY at 12:00Z on 2016-12-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 12:00Z on 2016-12-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
653 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

851 
WWUS45 KCYS 072121
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
221 PM MST WED DEC 7 2016

...VERY LOW TO DANGEROUSLY COLD WIND CHILLS EXPECTED TONIGHT...

.CLEARING SKIES WEDNESDAY EVENING WILL ALLOW TEMPERATURES TO FALL
BELOW ZERO ACROSS THE AREA THIS EVENING. THESE VERY LOW
TEMPERATURES ALONG WITH EVEN LIGHT BREEZES WILL RESULT IN VERY
COLD WIND CHILL VALUES OVERNIGHT INTO THURSDAY MORNING...LOWEST
OVER THE LARAMIE VALLEY AND SURROUNDING AREAS.

WYZ116-072230-
/O.CAN.KCYS.WC.A.0001.161208T0100Z-161208T1500Z/
SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BUFORD...PUMPKIN VINE...VEDAUWOO
221 PM MST WED DEC 7 2016

...WIND CHILL WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND
CHILL WATCH. 

IT APPEARS WIND CHILLS WILL REMAIN ABOVE CRITICAL THRESHOLDS
OVERNIGHT BUT STILL SHOULD FALL TO 15 BELOW TO 25 BELOW ZERO.

$$

WYZ103-105-110-113>115-081100-
/O.UPG.KCYS.WC.A.0001.161208T0100Z-161208T1500Z/
/O.NEW.KCYS.WC.W.0001.161208T0400Z-161208T1600Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY-
INCLUDING THE CITIES OF...GARRETT...MEDICINE BOW...
SHIRLEY BASIN...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...CENTENNIAL...ALBANY...BOSLER...LARAMIE
221 PM MST WED DEC 7 2016

...WIND CHILL WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM MST
THURSDAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. 

* WIND CHILL VALUES...MINUS 30 OR BELOW BY LATE WEDNESDAY EVENING
  THROUGH THURSDAY MORNING.

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO 
  THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR 
  HYPOTHERMIA MAY DEVELOP QUICKLY IF PRECAUTIONS ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
WIND WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL
RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

&&

$$

WYZ104-106-109-081100-
/O.UPG.KCYS.WC.A.0001.161208T0100Z-161208T1500Z/
/O.NEW.KCYS.WC.Y.0002.161208T0400Z-161208T1600Z/
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-
INCLUDING THE CITIES OF...SEMINOE DAM...BORDEAUX...RAWLINS
221 PM MST WED DEC 7 2016

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM MST
THURSDAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. 

* WIND CHILL VALUES...MINUS 20 TO MINUS 30 BY LATE WEDNESDAY
  EVENING TONIGHT THROUGH THURSDAY MORNING.

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO 
  THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR 
  HYPOTHERMIA MAY DEVELOP QUICKLY IF PRECAUTIONS ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

NEZ002-003-019>021-055-095-096-WYZ101-102-107-108-081100-
/O.NEW.KCYS.WC.Y.0002.161208T0400Z-161208T1600Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-CHEYENNE-NORTH SIOUX-
SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...ANGORA...BRIDGEPORT...
BAYARD...REDINGTON...BROWNSON...SIDNEY...HARRISON...AGATE...
BILL...DOUGLAS...DEER CREEK...GLENROCK...LUSK...REDBIRD...
WHEATLAND...GUERNSEY...TORRINGTON
221 PM MST WED DEC 7 2016

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM MST
THURSDAY. 

* WIND CHILL VALUES...MINUS 20 TO MINUS 30 BY LATE WEDNESDAY
  EVENING TONIGHT THROUGH THURSDAY MORNING.

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO 
  THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR 
  HYPOTHERMIA MAY DEVELOP QUICKLY IF PRECAUTIONS ARE NOT TAKEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WIND WILL
COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST
BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU
MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES.

&&

$$
3 follow-up statements
433 
WWUS45 KCYS 080248
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
748 PM MST WED DEC 7 2016

...DANGEROUSLY COLD WIND CHILLS TONIGHT...

WYZ103-105-110-113>115-081200-
/O.CON.KCYS.WC.W.0001.161208T0400Z-161208T1600Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY-
INCLUDING THE CITIES OF...GARRETT...MEDICINE BOW...
SHIRLEY BASIN...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...CENTENNIAL...ALBANY...BOSLER...LARAMIE
748 PM MST WED DEC 7 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST THURSDAY...

* WIND CHILL VALUES...30 TO 40 DEGREES BELOW ZERO. WIND CHILLS
  COULD DROP AS LOW AS MINUS 45 IN THE LARAMIE VALLEY.

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO THOSE
  CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR HYPOTHERMIA CAN
  OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

$$

NEZ054-WYZ116>119-081200-
/O.EXA.KCYS.WC.Y.0002.161208T0400Z-161208T1600Z/
KIMBALL-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...KIMBALL...BUFORD...PUMPKIN VINE...
VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK...CHEYENNE...
PINE BLUFFS
748 PM MST WED DEC 7 2016

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM MST THURSDAY. 

* WIND CHILL VALUES...20 TO 30 DEGREES BELOW ZERO. 

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO THOSE
  CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR HYPOTHERMIA CAN
  OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

$$

NEZ002-003-019>021-055-095-096-WYZ101-102-104-106>109-081200-
/O.CON.KCYS.WC.Y.0002.161208T0400Z-161208T1600Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-CHEYENNE-NORTH SIOUX-
SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...ANGORA...BRIDGEPORT...
BAYARD...REDINGTON...BROWNSON...SIDNEY...HARRISON...AGATE...
BILL...DOUGLAS...DEER CREEK...GLENROCK...LUSK...REDBIRD...
SEMINOE DAM...BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON...
RAWLINS
748 PM MST WED DEC 7 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST
THURSDAY...

* WIND CHILL VALUES...20 TO 30 DEGREES BELOW ZERO. 

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO THOSE
  CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR HYPOTHERMIA CAN
  OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

$$

HAMMER
465 
WWUS45 KCYS 081115
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
415 AM MST THU DEC 8 2016

...DANGEROUSLY COLD WIND CHILLS WILL CONTINUE THIS MORNING WITH
SNOW EXPECTED IN THE SNOWY AND SIERRA MADRE MOUNTAINS TONIGHT AND
FRIDAY...

WYZ114-082200-
/O.NEW.KCYS.WW.Y.0036.161209T0100Z-161210T0100Z/
/O.CON.KCYS.WC.W.0001.000000T0000Z-161208T1600Z/
SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
415 AM MST THU DEC 8 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MST FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO 6 PM MST FRIDAY.

* TIMING...DANGEROUSLY COLD WIND CHILLS WILL CONTINUE EARLY THIS
  MORNING. SNOW WILL BEGIN TO FALL AFTER SUNSET TONIGHT AND WILL
  CONTINUE THROUGH FRIDAY. SNOW WILL BE MODERATE AT TIMES.

* TOTAL SNOW ACCUMULATIONS...6 TO 9 INCHES...WITH THE HIGHER
  AMOUNTS ALONG WESTERN FACING SLOPES.

* WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 20 TO 30 MPH WITH
  HIGHER GUSTS WILL REDUCE VISIBILITY LESS THAN ONE HALF MILE AT
  TIMES.

* WIND CHILL VALUES...30 TO 40 DEGREES BELOW ZERO.  

* IMPACTS...VERY LOW WIND CHILL VALUES THIS MORNING WILL BE
  DANGEROUS TO THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR
  HYPOTHERMIA CAN OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN.
  LIGHT TO MODERATE SNOW AND GUSTY WINDS TONIGHT WILL CREATE
  PERIODS OF HAZARDOUS CONDITIONS FOR THOSE VENTURING OUTDOORS DUE
  TO LOW VISIBILITIES AND SLICK ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103-105-110-113-115-081600-
/O.CON.KCYS.WC.W.0001.000000T0000Z-161208T1600Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-
INCLUDING THE CITIES OF...GARRETT...MEDICINE BOW...
SHIRLEY BASIN...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...BOSLER...LARAMIE
415 AM MST THU DEC 8 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...

* WIND CHILL VALUES...30 TO 40 DEGREES BELOW ZERO. WIND CHILLS 
  COULD DROP AS LOW AS MINUS 45 IN THE LARAMIE VALLEY. 

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO 
  THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR 
  HYPOTHERMIA CAN OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

$$

WYZ112-082200-
/O.NEW.KCYS.WW.Y.0036.161209T0100Z-161210T0100Z/
SIERRA MADRE RANGE-
415 AM MST THU DEC 8 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MST FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO 6 PM MST FRIDAY.

* TIMING...SNOW WILL BEGIN TO FALL AFTER SUNSET TONIGHT AND WILL
  CONTINUE THROUGH FRIDAY. SNOW WILL BE MODERATE AT TIMES.

* TOTAL SNOW ACCUMULATIONS...6 TO 9 INCHES...WITH THE HIGHER
  AMOUNTS ALONG WESTERN FACING SLOPES.

* WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 20 TO 30 MPH WITH
  HIGHER GUSTS WILL REDUCE VISIBILITY LESS THAN ONE HALF MILE AT
  TIMES.

* IMPACTS...LIGHT TO MODERATE SNOW AND GUSTY WINDS TONIGHT WILL
  CREATE PERIODS OF HAZARDOUS CONDITIONS FOR THOSE VENTURING
  OUTDOORS DUE TO LOW VISIBILITIES AND SLICK ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

NEZ002-003-019>021-054-055-095-096-WYZ101-102-104-106>109-116>119-
081600-
/O.CON.KCYS.WC.Y.0002.000000T0000Z-161208T1600Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
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...
SEMINOE DAM...BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON...
RAWLINS...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL...
HORSE CREEK...CHEYENNE...PINE BLUFFS
415 AM MST THU DEC 8 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...

* WIND CHILL VALUES...20 TO 30 DEGREES BELOW ZERO.

* IMPACTS...VERY LOW WIND CHILL VALUES WILL BE DANGEROUS TO 
  THOSE CAUGHT OUTDOORS AND UNPREPARED. FROST BITE OR 
  HYPOTHERMIA CAN OCCUR QUICKLY IF PRECAUTIONS ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR
TEMPERATURE IS COMBINED WITH THE WIND SPEED. WIND CHILLS IN THE
MINUS 20 TO 29 DEGREE RANGE CAN CAUSE FROST BITE IN 30 MINUTES OR
LESS. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES
SUCH AS FINGERS...TOES...EAR LOBES OR THE TIP OF THE NOSE.

$$
200 
WWUS45 KCYS 081605
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
905 AM MST THU DEC 8 2016

...SNOW EXPECTED IN THE SNOWY AND SIERRA MADRE MOUNTAINS TONIGHT
AND FRIDAY...

WYZ114-090015-
/O.EXP.KCYS.WC.W.0001.000000T0000Z-161208T1600Z/
/O.CON.KCYS.WW.Y.0036.161209T0100Z-161210T0100Z/
SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
905 AM MST THU DEC 8 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MST FRIDAY...
...WIND CHILL WARNING HAS EXPIRED...


* TIMING...SNOW WILL BEGIN TO FALL AFTER SUNSET TONIGHT AND WILL
  CONTINUE THROUGH FRIDAY. SNOW WILL BE MODERATE AT TIMES.

* TOTAL SNOW ACCUMULATIONS...6 TO 9 INCHES...WITH THE HIGHER 
  AMOUNTS ALONG WESTERN FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 20 TO 30 MPH WITH 
  HIGHER GUSTS WILL REDUCE VISIBILITY LESS THAN ONE HALF MILE AT 
  TIMES. 

* IMPACTS...LIGHT TO MODERATE SNOW AND GUSTY WINDS TONIGHT WILL
  CREATE PERIODS OF HAZARDOUS CONDITIONS FOR THOSE VENTURING
  OUTDOORS DUE TO LOW VISIBILITIES AND SLICK ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103-105-110-113-115-081715-
/O.EXP.KCYS.WC.W.0001.000000T0000Z-161208T1600Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-
INCLUDING THE CITIES OF...GARRETT...MEDICINE BOW...
SHIRLEY BASIN...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...BOSLER...LARAMIE
905 AM MST THU DEC 8 2016

...WIND CHILL WARNING HAS EXPIRED...

TEMPERATURES WILL CONTINUE TO WARM THROUGH THE MORNING. DANGEROUS
WIND CHILL TEMPERATURES ARE NO LONGER EXPECTED.

$$

NEZ002-003-019>021-054-055-095-096-WYZ101-102-104-106>109-116>119-
081715-
/O.EXP.KCYS.WC.Y.0002.000000T0000Z-161208T1600Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
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...
SEMINOE DAM...BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON...
RAWLINS...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL...
HORSE CREEK...CHEYENNE...PINE BLUFFS
905 AM MST THU DEC 8 2016

...WIND CHILL ADVISORY HAS EXPIRED...

TEMPERATURES WILL CONTINUE TO WARM THROUGH THE MORNING. DANGEROUS
WIND CHILL TEMPERATURES ARE NO LONGER EXPECTED.

$$

WYZ112-090015-
/O.CON.KCYS.WW.Y.0036.161209T0100Z-161210T0100Z/
SIERRA MADRE RANGE-
905 AM MST THU DEC 8 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MST FRIDAY...

* TIMING...SNOW WILL BEGIN TO FALL AFTER SUNSET TONIGHT AND WILL 
  CONTINUE THROUGH FRIDAY. SNOW WILL BE MODERATE AT TIMES. 

* TOTAL SNOW ACCUMULATIONS...6 TO 9 INCHES...WITH THE HIGHER 
  AMOUNTS ALONG WESTERN FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 20 TO 30 MPH WITH 
  HIGHER GUSTS WILL REDUCE VISIBILITY LESS THAN ONE HALF MILE AT 
  TIMES. 

* IMPACTS...LIGHT TO MODERATE SNOW AND GUSTY WINDS TONIGHT WILL 
  CREATE PERIODS OF HAZARDOUS CONDITIONS FOR THOSE VENTURING 
  OUTDOORS DUE TO LOW VISIBILITIES AND SLICK ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

What forecasters said that day

The local office's own words before this wind chill warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cheyenne, WY wrote its last area forecast discussion before this wind chill warning went out at Dec 7, 11:44 AM MST, 2 hours 37 minutes earlier.

Area forecast discussion, Dec 7, 11:44 AM MST, 2 hours 37 minutes before
Area Forecast Discussion
National Weather Service Cheyenne WY
1144 AM MST Wed Dec 7 2016

.UPDATE...
Issued at 1114 AM MST Wed Dec 7 2016

Updated today to clear out wind chill advy and winter wx advy with
conditions improving. Also nudged max temps up a bit in some areas
for this afternoon given current trends.

&&

.SHORT TERM...(Today through Thursday Night)
Issued at 431 AM MST Wed Dec 7 2016

Snow continues across much of the area early this morning as the
shortwave trough moves overhead. Main band of snow is situated
from the southern Laramie Range northeast following US-85, and
spreading east into the Nebraska Panhandle. In addition, a few
snow showers in the cold core of the upper trough continue to
move over the high country out west. Sfc observations indicate
mainly light to locally moderate snowfall occurring overnight, and
webcams do show some accumulation on area roadways. With the
coldest cloud tops shifting east into Nebraska, except for a few
showers out west, think that snow will steadily diminish across
southeast Wyoming over the next few hours. Will leave the Winter
Weather Advisories as is since they seem to be in good shape
timing wise. Overall accumulations may be a bit low though due to
very cold temperatures reducing snow crystal size. Winds have
turned to the northwest and are beginning to increase, so that
may increase drifting potential through the morning. Hazardous
travel conditions will persist through at least this morning due
to snow and breezy winds, so be very careful if venturing out
today.

The Arctic push is really showing its face early this morning
as temps have dropped to the low single digits or below zero.
Wind chills are not quite within advisory levels yet, except for
a few locations here and there, but do think they'll continue to
plummet through the early morning as winds increase. The rest of
today will be a very unpleasant day, unless you enjoy very cold
temperatures, as highs will struggle to reach 10F across southeast
Wyoming, and only slightly better readings are expected across
the panhandle. Blustery northwest winds will persist as well,
making for a very cold day. Winds will ease this evening and
overnight as strong sfc high pressure builds over the forecast
area, while skies partially clear. This will allow temperatures
to plummet below zero pretty much everywhere. The worst conditions
will be in the Laramie Valley northward to Shirley Basin.
Temperatures here will drop 20 to 25 degrees below zero, with
wind chills likely approaching 40 below. Many other locations in
the high country could see wind chills drop below minus 30, so
went ahead with a Wind Chill Watch for many locations along and
west of the Laramie Range for potentially brutally cold wind
chills. Even with wind speeds of 4 to 6 mph or so, seemingly
light, it won't take much for frost bite to occur for humans and
animals left exposed to the cold for too long. Likely will need
another Wind Chill Advisory elsewhere for expected values in the
20 to 30 below range, but will let the day shift take care of
those highlights once the current suite expires.

There is some light at the end of the frigid tunnel as the sfc
high will push east of our area Thursday and Thursday night while
heights aloft rise. This will mean temperatures should slowly but
steadily warm during this time. In fact, Thursday night lows may
happen in the late evening out west where winds are expected to
increase as the sfc high shifts east. Temps will then steadily
rise through the night here. Should still be quite cold across
the eastern plains.

.LONG TERM...(Friday through Tuesday)
Issued at 431 AM MST Wed Dec 7 2016

Next chance of snow comes Friday as a low amplitude shortwave
moves in from the northwest...mainly across the western areas with
small accumulations in the high valleys and several inches
possible through Saturday evening in the mountains where midlevel
winds of 40 to 50 kts from the west will create decent orographic
forcing.  Models dry things out by Sunday with a chance of snow
persisting in the mountains through early next week. We do warm up
a bit starting on Friday with 20s and 30s west above 7000 ft msl
and 30s and 40s east below 7000 ft elevation for the early part of
the weekend. Behind the passing shortwave on Sunday we again tap
the cold air with teens and 20s for highs west and lower to
middle 30s for highs in the lower elevations of the east...but
with the exception of a chance of snow in the higher elevations we
remain fairly dry going into early next week with small chances of
precipitation across the east under the west northwesterly flow
aloft.

&&

.AVIATION...(For the 18Z TAFS through 18Z Thursday afternoon)
Issued at 1139 AM MST Wed Dec 7 2016

Light snow and ifr vis will continue at SNY for the next few
hours. Skies will clear by later this aftn into the evening.
Northwest winds will gust to 20 kts at times over the Panhandle
through the aftn.

&&

.FIRE WEATHER...
Issued at 431 AM MST Wed Dec 7 2016

No Fire Weather concerns this week due to ongoing accumulating
snow and bitter cold temperatures. Slightly warmer temperatures
are expected by the end of the week before the next cold front
pushes through the region this weekend.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...Wind Chill Watch from 6 PM MST this evening through Thursday
     morning for WYZ103>106-109-110-113>116.

NE...None.
&&

UPDATE...RE
SHORT TERM...RJM
LONG TERM...JG
AVIATION...ZF
FIRE WEATHER...RJM
Hazardous weather outlook, Dec 7, 4:33 AM MST, 9 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
433 AM MST WED DEC 7 2016

WYZ101>119-081145-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
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-
433 AM MST WED DEC 7 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL GRADUALLY TAPER OFF THROUGH THE COURSE OF THE MORNING
ALONG THE INTERSTATE 80 CORRIDOR FROM SIDNEY NEBRASKA TO RAWLINS
WYOMING. MOTORISTS ACROSS SOUTHEAST WYOMING CAN EXPECT SNOW
COVERED ROADWAYS TODAY THAT WILL BE SLICK AND HAZARDOUS. TOTAL
SNOWFALL ACCUMULATIONS BY LATE MORNING WILL BE GENERALLY 2 TO 4
INCHES WITH HIGHER AMOUNTS IN THE MOUNTAINS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

FRIGID TEMPERATURES AND WIND CHILLS WILL CONTINUE THROUGH THURSDAY
AS AN ARCTIC AIRMASS SETTLES OVER THE AREA. MORNING WIND CHILL
READINGS FOR THURSDAY MORNING MAY BE AS LOW AS 25 BELOW TO 40
BELOW ZERO.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED...ALTHOUGH SNOWFALL REPORTS
WOULD BE GREATLY APPRECIATED.

NEZ002-003-019>021-054-055-095-096-081145-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
433 AM MST WED DEC 7 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL GRADUALLY TAPER OFF FROM WEST TO EAST ACROSS THE
NEBRASKA PANHANDLE THIS MORNING.  SNOWFALL ACCUMULATIONS WILL
RANGE FROM 1 TO 3 INCHES WITH THE HIGHEST AMOUNTS NEAR THE
COLORADO BORDER. HAZARDOUS TRAVEL CONDITIONS ARE LIKELY DUE TO
SLICK AND SNOW COVERED ROADS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

FRIGID TEMPERATURES AND WIND CHILLS ARE EXPECTED THROUGH THURSDAY
AS AN ARCTIC AIRMASS SETTLES OVER THE AREA. MORNING WIND CHILL
READINGS FOR THURSDAY MORNING MAY BE AS LOW AS 20 TO 30 BELOW
ZERO.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED...ALTHOUGH SNOWFALL REPORTS
WOULD BE GREATLY APPRECIATED.

In the hours before

Local storm report, Dec 7, 9:53 AM MST, 4 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
953 AM MST WED DEC 07 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 AM     SNOW             CHEYENNE                41.15N 104.79W
12/07/2016  M1.0 INCH        LARAMIE            WY   OFFICIAL NWS OBS

            TOTAL SNOW 1.5 INCHES.

0700 AM     SNOW             2 ENE CHEYENNE          41.16N 104.76W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             6 WSW BURNS             41.16N 104.47W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             10 N CHEYENNE           41.29N 104.79W
12/07/2016  M1.3 INCH        LARAMIE            WY   COCORAHS

            TOTAL SNOW 1.5 INCHES.

0700 AM     SNOW             2 W CHEYENNE            41.15N 104.83W
12/07/2016  M1.4 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 NNE CHEYENNE          41.17N 104.78W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 E CHEYENNE            41.15N 104.75W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 NNW CHEYENNE          41.17N 104.81W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             5 NE CHEYENNE           41.20N 104.72W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             3 NNW CHEYENNE          41.19N 104.81W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             N CHEYENNE              41.15N 104.79W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             ESE RIVERSIDE           41.21N 106.78W
12/07/2016  M1.6 INCH        CARBON             WY   COCORAHS

            TOTAL SNOW 2.5 INCHES.

0700 AM     SNOW             18 S ROCK RIVER         41.47N 105.97W
12/07/2016  E1.9 INCH        ALBANY             WY   COCORAHS

0700 AM     SNOW             6 N CHEYENNE            41.23N 104.79W
12/07/2016  M1.9 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             6 SSE YODER             41.84N 104.25W
12/07/2016  M2.5 INCH        GOSHEN             WY   COCORAHS

0700 AM     SNOW             7 NE CHEYENNE           41.22N 104.70W
12/07/2016  M2.0 INCH        LARAMIE            WY   CO-OP OBSERVER

0700 AM     SNOW             4 SE BUFORD             41.07N 105.25W
12/07/2016  M4.1 INCH        LARAMIE            WY   CO-OP OBSERVER

0700 AM     SNOW             DIX                     41.23N 103.49W
12/07/2016  M1.0 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             SHIRLEY BASIN           42.35N 106.21W
12/07/2016  M1.5 INCH        CARBON             WY   CO-OP OBSERVER

0700 AM     SNOW             2 NE KIMBALL            41.25N 103.63W
12/07/2016  M1.0 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             15 S BUSHNELL           41.01N 103.89W
12/07/2016  M1.5 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             8 N CHEYENNE            41.26N 104.79W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

&&

MJAMSKI
Local storm report, Dec 7, 11:58 AM MST, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1158 AM MST WED DEC 07 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0800 AM     SNOW             WHEATLAND               42.05N 104.96W
12/07/2016  E1.0 INCH        PLATTE             WY   PUBLIC

            FACEBOOK POST.

1000 AM     SNOW             MELBETA                 41.78N 103.52W
12/07/2016  E2.0 INCH        SCOTTS BLUFF       NE   PUBLIC

            FACEBOOK POST.

1000 AM     SNOW             PINE BLUFFS             41.18N 104.07W
12/07/2016  E1.0 INCH        LARAMIE            WY   PUBLIC

            FACEBOOK POST.

&&

MJAMSKI
Local storm report, Dec 7, 12:07 PM MST, 2 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1207 PM MST WED DEC 07 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1100 AM     SNOW             HANNA                   41.87N 106.56W
12/07/2016  E1.0 INCH        CARBON             WY   PUBLIC

&&

MJAMSKI
Local storm report, Dec 7, 12:51 PM MST, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1251 PM MST WED DEC 07 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1200 PM     SNOW             GERING                  41.83N 103.67W
12/07/2016  E1.0 INCH        SCOTTS BLUFF       NE   PUBLIC

&&

MJAMSKI
Local storm report, Dec 7, 1:22 PM MST, 59 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHEYENNE WY
122 PM MST WED DEC 07 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 AM     SNOW             CHEYENNE                41.15N 104.79W
12/07/2016  M1.0 INCH        LARAMIE            WY   OFFICIAL NWS OBS

            TOTAL SNOW 1.5 INCHES.

0700 AM     SNOW             6 WSW BURNS             41.16N 104.47W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 ENE CHEYENNE          41.16N 104.76W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             7 NE CHEYENNE           41.22N 104.70W
12/07/2016  M2.0 INCH        LARAMIE            WY   CO-OP OBSERVER

0700 AM     SNOW             6 SSE YODER             41.84N 104.25W
12/07/2016  M2.5 INCH        GOSHEN             WY   COCORAHS

0700 AM     SNOW             N CHEYENNE              41.15N 104.79W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             8 N CHEYENNE            41.26N 104.79W
12/07/2016  M1.0 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             15 S BUSHNELL           41.01N 103.89W
12/07/2016  M1.5 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             2 NE KIMBALL            41.25N 103.63W
12/07/2016  M1.0 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             SHIRLEY BASIN           42.35N 106.21W
12/07/2016  M1.5 INCH        CARBON             WY   CO-OP OBSERVER

0700 AM     SNOW             DIX                     41.23N 103.49W
12/07/2016  M1.0 INCH        KIMBALL            NE   CO-OP OBSERVER

0700 AM     SNOW             4 SE BUFORD             41.07N 105.25W
12/07/2016  M4.1 INCH        LARAMIE            WY   CO-OP OBSERVER

0700 AM     SNOW             18 S ROCK RIVER         41.47N 105.97W
12/07/2016  E1.9 INCH        ALBANY             WY   COCORAHS

0700 AM     SNOW             ESE RIVERSIDE           41.21N 106.78W
12/07/2016  M1.6 INCH        CARBON             WY   COCORAHS

            TOTAL SNOW 2.5 INCHES.

0700 AM     SNOW             6 N CHEYENNE            41.23N 104.79W
12/07/2016  M1.9 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             3 NNW CHEYENNE          41.19N 104.81W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             5 NE CHEYENNE           41.20N 104.72W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 NNW CHEYENNE          41.17N 104.81W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 E CHEYENNE            41.15N 104.75W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 NNE CHEYENNE          41.17N 104.78W
12/07/2016  M1.5 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             2 W CHEYENNE            41.15N 104.83W
12/07/2016  M1.4 INCH        LARAMIE            WY   COCORAHS

0700 AM     SNOW             10 N CHEYENNE           41.29N 104.79W
12/07/2016  M1.3 INCH        LARAMIE            WY   COCORAHS

            TOTAL SNOW 1.5 INCHES.

0800 AM     SNOW             WHEATLAND               42.05N 104.96W
12/07/2016  E1.0 INCH        PLATTE             WY   PUBLIC

1000 AM     SNOW             PINE BLUFFS             41.18N 104.07W
12/07/2016  E1.0 INCH        LARAMIE            WY   PUBLIC

1000 AM     SNOW             MELBETA                 41.78N 103.52W
12/07/2016  E2.0 INCH        SCOTTS BLUFF       NE   PUBLIC

1100 AM     SNOW             HANNA                   41.87N 106.56W
12/07/2016  E1.0 INCH        CARBON             WY   PUBLIC

1200 PM     SNOW             GERING                  41.83N 103.67W
12/07/2016  E1.0 INCH        SCOTTS BLUFF       NE   PUBLIC

&&

MJAMSKI

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 6, 7:08 PM MSTWind Chill AdvisoryCYSAlbany, Carbon, Converse, Goshen, Niobrara, Platte14 hr
Dec 7, 3:26 AM MSTWind Chill WatchCYSAlbany, Carbon, Converse, Laramie, Platte11 hr
Dec 7, 6:08 AM MSTWinter Weather AdvisoryCYSAlbany, Laramie, Platte3 hr
Dec 7, 2:21 PM MSTWind Chill AdvisoryCYSAlbany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more19 hr

Nearby

Wind Chill Warnings in Wyoming, 2016Every wind chill warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.