Alert archive / Nebraska / Wind Chill Warnings in 2018

Wind Chill Warning 2, NWS North Platte, NE

February 10, 2018Cherry County, Sheridan County, Nebraska

NWS North Platte, NE issued this wind chill warning at Feb 10, 2018, 3:31 AM MST for Cherry County, Sheridan County, Nebraska. It was in force for 7 hr. 6 reports 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
Feb 10, 2018, 3:31 AM MST (10:31 UTC)
Expired
Feb 10, 2018, 11:00 AM MST
In force
7 hr
Issued by
NWS North Platte, NE

Counties Cherry County, NE, Sheridan County, NE

The radar

The North Platte radar (KLNX), 116 km from the middle of the area, began a volume at 10:31 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
Feb 10, 5:00 AM MSTEXTR WIND CHILL -33Valentine, NE
Feb 10, 5:00 AM MSTSNOW 2.81 W Valentine, NE24 HOUR TOTAL
Feb 10, 6:00 AM MSTEXTR WIND CHILL -3030 N Mullen, NE
Feb 10, 6:00 AM MSTHEAVY SNOW 88 Ese Gordon, NE24 HOUR TOTAL
Feb 10, 6:00 AM MSTHEAVY SNOW 9.530 S Valentine, NE
Feb 10, 11:03 AM MSTHEAVY SNOW 10Merritt Reservoir Dam, NE

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 10.5 hours before the alert went out and 183 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, N. Platte/Lee Bi, NE at 00:00Z on 2018-02-10Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 00:00Z on 2018-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 square meters per square second.1939587897117Sfc1 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
711 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
242 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

377 
WWUS43 KLBF 101031 AAA
WSWLBF

URGENT - WINTER WEATHER MESSAGE...UPDATED
National Weather Service North Platte NE
431 AM CST Sat Feb 10 2018

...VERY COLD WIND CHILLS UNDERWAY THIS MORNING...

.Very cold wind chills reaching 20 below to 39 below zero are 
underway across the northeast Panhandle, central and north central
Nebraska.

NEZ004-005-094-101600-
/O.UPG.KLBF.WC.Y.0003.000000T0000Z-180210T1600Z/
/O.NEW.KLBF.WC.W.0002.180210T1031Z-180210T1600Z/
Sheridan-Eastern Cherry-Western Cherry-
Including the cities of Gordon, Rushville, Valentine, Cody, Eli, 
Merriman, and Kilgore
431 AM CST Sat Feb 10 2018 /331 AM MST Sat Feb 10 2018/

...WIND CHILL WARNING IN EFFECT UNTIL 10 AM CST /9 AM MST/ THIS
MORNING...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 20 below zero
  to 39 below zero.

* WHERE...Sheridan, Eastern Cherry and Western Cherry County.

* WHEN...Until 10 AM this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$

NEZ006>010-023>029-037-038-101600-
/O.CON.KLBF.WC.Y.0003.000000T0000Z-180210T1600Z/
Keya Paha-Boyd-Brown-Rock-Holt-Grant-Hooker-Thomas-Blaine-Loup-
Garfield-Wheeler-Logan-Custer-
Including the cities of Springview, Spencer, Butte, Lynch, 
Ainsworth, Bassett, Rose, Oneill, Atkinson, Hyannis, Mullen, 
Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, 
Bartlett, Ericson, Stapleton, and Broken Bow
431 AM CST Sat Feb 10 2018 /331 AM MST Sat Feb 10 2018/

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST /9 AM
MST/ THIS MORNING...

* WHAT...Very cold wind chills are underway. The cold wind chills
  will cause frostbite in as little as 30 minutes to exposed skin.
  Expect wind chills to range from 15 below zero to 29 below 
  zero.

* WHERE...Portions of central Nebraska, north central Nebraska 
  and west central Nebraska.

* WHEN...Until 10 AM this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
2 follow-up statements
857 
WWUS43 KLBF 101555
WSWLBF

URGENT - WINTER WEATHER MESSAGE
National Weather Service North Platte NE
955 AM CST Sat Feb 10 2018

...VERY COLD WIND CHILLS UNDERWAY THIS MORNING...

.Very cold wind chills reaching 20 below to 39 below zero are
underway across the northeast Panhandle, central and north
central Nebraska.

NEZ004-005-094-101800-
/O.EXT.KLBF.WC.W.0002.000000T0000Z-180210T1800Z/
Sheridan-Eastern Cherry-Western Cherry-
Including the cities of Gordon, Rushville, Valentine, Cody, Eli, 
Merriman, and Kilgore
955 AM CST Sat Feb 10 2018 /855 AM MST Sat Feb 10 2018/

...WIND CHILL WARNING NOW IN EFFECT UNTIL NOON CST /11 AM MST/
TODAY...

* WHAT...Dangerously cold wind chills expected. The dangerously 
  cold wind chills will cause frostbite in as little as 10 
  minutes to exposed skin. Expect wind chills to range from 0 to 
  30 below zero.

* WHERE...Sheridan, Eastern Cherry and Western Cherry County.

* WHEN...Now to noon.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$

NEZ070-071-110000-
/O.NEW.KLBF.WW.Y.0005.180210T1600Z-180211T0600Z/
Hayes-Frontier-
Including the cities of Hayes Center, Curtis, Eustis, and Maywood
955 AM CST Sat Feb 10 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Snow expected. Plan on slippery road conditions. Total 
  snow accumulations of 2 to 4 inches are expected.

* WHERE...Hayes and Frontier County.

* WHEN...10 AM today to midnight.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

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.

$$

NEZ006>010-023>029-037-038-101800-
/O.EXT.KLBF.WC.Y.0003.000000T0000Z-180210T1800Z/
Keya Paha-Boyd-Brown-Rock-Holt-Grant-Hooker-Thomas-Blaine-Loup-
Garfield-Wheeler-Logan-Custer-
Including the cities of Springview, Spencer, Butte, Lynch, 
Ainsworth, Bassett, Rose, Oneill, Atkinson, Hyannis, Mullen, 
Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, 
Bartlett, Ericson, Stapleton, and Broken Bow
955 AM CST Sat Feb 10 2018 /855 AM MST Sat Feb 10 2018/

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON CST /11 AM MST/
TODAY...

* WHAT...Very cold wind chills expected. The cold wind chills 
  will cause frostbite in as little as 30 minutes to exposed 
  skin. Expect wind chills to range from 5 below zero to 20 
  below zero.

* WHERE...Portions of central Nebraska, north central Nebraska 
  and west central Nebraska.

* WHEN...Now to noon.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
836 
WWUS43 KLBF 101806
WSWLBF

URGENT - WINTER WEATHER MESSAGE
National Weather Service North Platte NE
1206 PM CST Sat Feb 10 2018

...Moderate snow expected across Southwest Nebraska 
this afternoon...


NEZ004-005-094-101915-
/O.EXP.KLBF.WC.W.0002.000000T0000Z-180210T1800Z/
Sheridan-Eastern Cherry-Western Cherry-
Including the cities of Gordon, Rushville, Valentine, Cody, Eli, 
Merriman, and Kilgore
1206 PM CST Sat Feb 10 2018 /1106 AM MST Sat Feb 10 2018/

...WIND CHILL WARNING HAS EXPIRED...

Temperatures have warmed above wind chill thresh holds, the wind
chill warning has been allowed to expire.

$$

NEZ006>010-023>029-037-038-101915-
/O.EXP.KLBF.WC.Y.0003.000000T0000Z-180210T1800Z/
Keya Paha-Boyd-Brown-Rock-Holt-Grant-Hooker-Thomas-Blaine-Loup-
Garfield-Wheeler-Logan-Custer-
Including the cities of Springview, Spencer, Butte, Lynch, 
Ainsworth, Bassett, Rose, Oneill, Atkinson, Hyannis, Mullen, 
Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, 
Bartlett, Ericson, Stapleton, and Broken Bow
1206 PM CST Sat Feb 10 2018 /1106 AM MST Sat Feb 10 2018/

...WIND CHILL ADVISORY HAS EXPIRED...

Temperatures have warmed above wind chill advisory thresh holds, 
the wind chill advisory has been allowed to expire.

$$

NEZ070-071-110215-
/O.CON.KLBF.WW.Y.0005.000000T0000Z-180211T0600Z/
Hayes-Frontier-
Including the cities of Hayes Center, Curtis, Eustis, and Maywood
1206 PM CST Sat Feb 10 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow occurring. Plan on slippery road conditions. 
  Additional snow accumulations of 2 to 4 inches are expected.

* WHERE...Hayes and Frontier County.

* WHEN...Until midnight.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
  times. The heaviest accumulations will mainly target southern
  portions of the counties.

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.

$$

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 9, 8:56 PM MSTWind Chill AdvisoryLBFBlaine, Boyd, Brown, Cherry, Custer, Garfield and 10 more14 hr
Feb 10, 8:55 AM MSTWinter Weather AdvisoryLBFFrontier, Hayes9 hr

Nearby

Wind Chill Warnings in Nebraska, 2018Every wind chill warning in 2018

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.