Alert archive / Nebraska / Wind Chill Advisories in 2021
Wind Chill Advisory 1, NWS North Platte, NE
NWS North Platte, NE issued this wind chill advisory at Feb 8, 2021, 2:20 AM MST for 26 counties in Nebraska. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Feb 8, 2021, 2:20 AM MST (09:20 UTC)
- Expired
- Feb 8, 2021, 9:01 AM MST
- In force
- 7 hr
- Issued by
- NWS North Platte, NE
All 26 counties
Arthur County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Garfield County, NE, Grant County, NE, Hayes County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE, Wheeler County, NE
The radar
The North Platte radar (KLNX), 25 km from the middle of the area, began a volume at 09:22 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.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 9.3 hours before the alert went out and 67 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 648 m above ground
- 0-6 km bulk shear
- 110 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
892 WWUS43 KLBF 080920 WSWLBF URGENT - WINTER WEATHER MESSAGE National Weather Service North Platte NE 320 AM CST Mon Feb 8 2021 NEZ004>010-022>029-035>038-056>059-069>071-094-081730- /O.NEW.KLBF.WC.Y.0001.210208T0920Z-210208T1800Z/ 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- 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, Chappell, Big Springs, Ogallala, Paxton, Grant, North Platte, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, Maywood, Cody, Eli, Merriman, and Kilgore 320 AM CST Mon Feb 8 2021 /220 AM MST Mon Feb 8 2021/ ...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST /11 AM MST/ TODAY... The National Weather Service in North Platte has issued a Wind Chill Advisory, which is in effect until noon CST /11 AM MST/ today. * What...Very cold wind chills expected. Wind chills as low as 29 below zero. * Where...Portions of western and north central Nebraska. * When...Until noon CST/11 AM MST today. * Impacts...The cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Chill Advisory means that very cold air and strong winds will combine to generate low wind chills. This will result in frostbite and lead to hypothermia if precautions are not taken. If you must venture outdoors, make sure you wear a hat and gloves. && $$
1 follow-up statement
616 WWUS43 KLBF 081601 WSWLBF URGENT - WINTER WEATHER MESSAGE National Weather Service North Platte NE 1001 AM CST Mon Feb 8 2021 NEZ004>010-022>029-035>038-056>059-069>071-094-081715- /O.CAN.KLBF.WC.Y.0001.000000T0000Z-210208T1800Z/ Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden- Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson- Logan-Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier- Western Cherry- Including the cities of Gordon, Rushville, Valentine, Springview, Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Oshkosh, Lewellen, Hyannis, Mullen, Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson, Arthur, Tryon, Ringgold, Stapleton, Broken Bow, Chappell, Big Springs, Ogallala, Paxton, Grant, North Platte, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, Maywood, Cody, Eli, Merriman, and Kilgore 1001 AM CST Mon Feb 8 2021 /901 AM MST Mon Feb 8 2021/ ...WIND CHILL ADVISORY IS CANCELLED... Temperatures have risen significantly over the past couple hours and wind chills are now above advisory criteria. While temperatures and wind chills are no longer reaching advisory levels, temperatures will remain chilly through the rest of the day. Surface temperatures will only rise into the single digits to low teens with wind chills remaining in the negative single digits for some locations. $$ For more information from the National Weather Service visit http://weather.gov/lbf
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 8, 4:51 AM MST | Areal Flood Advisory | LBF | Loup | 39 hr |
| Feb 8, 2:06 PM MST | Wind Chill Advisory | LBF | Arthur, Blaine, Chase, Cherry, Custer, Deuel and 15 more | 19 hr |
Nearby
Wind Chill Advisories in Nebraska, 2021Every wind chill advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.