Alert archive / Nebraska / Snow Squall Warnings in 2021
Snow Squall Warning 4, NWS North Platte, NE
NWS North Platte, NE issued this snow squall warning at Dec 15, 2021, 3:53 PM CST for 7 counties in Nebraska. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Dec 15, 2021, 3:53 PM CST (21:53 UTC)
- Expired
- Dec 15, 2021, 4:30 PM CST
- In force
- 37 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
Counties Blaine County, NE, Cherry County, NE, Custer County, NE, Hooker County, NE, Logan County, NE, McPherson County, NE, Thomas County, NE
The radar
The North Platte radar (KLNX), 16 km from the middle of the area, began a volume at 21:55 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 12:00Z, 9.9 hours before the alert went out and 78 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
- 2654 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
649
WWUS53 KLBF 152153
SQWLBF
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service North Platte NE
353 PM CST Wed Dec 15 2021
NEC009-031-041-091-113-117-171-152230-
/O.NEW.KLBF.SQ.W.0004.211215T2153Z-211215T2230Z/
Cherry NE-Hooker NE-Logan NE-McPherson NE-Custer NE-Blaine NE-
Thomas NE-
353 PM CST Wed Dec 15 2021
The National Weather Service in North Platte has issued a
* Snow Squall Warning for...
Southeastern Cherry County in north central Nebraska...
Eastern Hooker County in west central Nebraska...
Northern Logan County in west central Nebraska...
Northeastern McPherson County in west central Nebraska...
Northwestern Custer County in central Nebraska...
Southwestern Blaine County in north central Nebraska...
Thomas County in north central Nebraska...
* Until 430 PM CST/330 PM MST/.
* At 351 PM CST/251 PM MST/, dangerous snow squalls were located
along a line extending from 8 miles west of Purdum to near Mullen,
moving southeast at 30 mph.
HAZARD...Extremely poor visibility in heavy snow and blowing snow.
Wind gusts greater than 50 mph.
SOURCE...Radar indicated.
IMPACT...Dangerous life-threatening travel.
*
This includes the following highways...
Highway 2 between mile markers 181 and 231.
Highway 97 between mile markers 59 and 74.
Highway 83 between mile markers 120 and 163.
Locations impacted include...
Mullen, Thedford, Halsey, Seneca, Highway 83 crossing The Dismal
River, Brown Lake, Norway, Natwick, Kelso and Shimmons Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Reduce your speed and turn on headlights! During snow squalls, the
visibility may suddenly drop to near zero in whiteout conditions.
&&
LAT...LON 4162 10008 4156 10086 4213 10116 4220 10037
TIME...MOT...LOC 2151Z 322DEG 24KT 4205 10042 4199 10104
$$
JWS1 follow-up statement
793 WWUS53 KLBF 152213 SQWLBF Snow Squall Warning National Weather Service North Platte NE 413 PM CST Wed Dec 15 2021 NEC009-031-041-091-113-117-171-152230- /O.CON.KLBF.SQ.W.0004.000000T0000Z-211215T2230Z/ Cherry NE-Hooker NE-Logan NE-McPherson NE-Custer NE-Blaine NE- Thomas NE- 413 PM CST Wed Dec 15 2021 ...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 430 PM CST/330 PM MST/ FOR SOUTHEASTERN CHERRY...EASTERN HOOKER...NORTHERN LOGAN... NORTHEASTERN MCPHERSON...NORTHWESTERN CUSTER...SOUTHWESTERN BLAINE AND THOMAS COUNTIES... At 413 PM CST/313 PM MST/, dangerous snow squalls were located along a line extending from near Halsey to 11 miles southwest of Seneca, moving southeast at 30 mph. HAZARD...Extremely poor visibility heavy snow. SOURCE...Radar indicated. IMPACT...Dangerous life-threatening travel. This includes the following highways... Highway 2 between mile markers 181 and 231. Highway 97 between mile markers 59 and 74. Highway 83 between mile markers 120 and 163. Locations impacted include... Mullen, Thedford, Halsey, Seneca, Highway 83 crossing The Dismal River, Brown Lake, Norway, Natwick, Kelso and Shimmons Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... Reduce your speed and turn on headlights! During snow squalls, the visibility may suddenly drop to near zero in whiteout conditions. Wet roadways will quickly freeze. Black ice will cause roads, bridges and overpasses to become slick and dangerous. Slow down and be prepared for sudden loss of traction. && LAT...LON 4162 10008 4156 10086 4213 10116 4220 10037 TIME...MOT...LOC 2213Z 322DEG 24KT 4195 10031 4189 10093 $$ JWS
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 3:17 PM CST | Snow Squall Warning | LBF | Blaine, Custer, Logan, Thomas | 43 min |
| Dec 15, 3:46 PM CST | Snow Squall Warning | LBF | Brown, Cherry | 29 min |
| Dec 15, 4:05 PM CST | Snow Squall Warning | LBF | Brown, Cherry | 40 min |
Nearby
Snow Squall Warnings in Nebraska, 2021Every snow squall warning 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.