Alert archive / Nebraska / Tornado Warnings in 2017
Tornado Warning 2, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jun 12, 2017, 8:37 PM MDT for Sheridan County, Nebraska. It was in force for 38 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 12, 2017, 8:37 PM MDT (02:37 UTC)
- Expired
- Jun 12, 2017, 9:15 PM MDT
- In force
- 38 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
County Sheridan County, NE
The radar
The North Platte radar (KLNX), 164 km from the middle of the area, began a volume at 02:36 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 8:40 PM MDT | TORNADO | 4 N Antioch, NE | A TORNADO REPORTED 4 MILES NORTH OF ANTIOCH. POWER LINES WERE ALSO REPORTED TO BE DOWNED NEAR THE LOCATION. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 12, 5:35 PM MDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.6 hours before the alert went out and 198 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
- 1352 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 2089 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.9
The text
As transmitted.
448
WFUS53 KLBF 130237
TORLBF
NEC161-130315-
/O.NEW.KLBF.TO.W.0002.170613T0237Z-170613T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
837 PM MDT MON JUN 12 2017
The National Weather Service in North Platte NE has issued a
* Tornado Warning for...
Southwestern Sheridan County in the Panhandle of Nebraska...
* Until 915 PM MDT
* At 836 PM MDT, Doppler radar indicated a severe thunderstorm
capable of producing a tornado. This dangerous storm was located
near Antioch, or 12 miles east of Alliance, and moving northeast at
20 mph.
* Locations impacted include...
Snow Lake, Wickson Lake and Krause Lake.
This includes the following highways...
Highway 250 between mile markers 6 and 18.
Highway 2 between mile markers 96 and 99.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. avoid windows. If you are in a mobile
home or outdoors, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4237 10228 4217 10219 4206 10267 4205 10270
4209 10270 4210 10274 4214 10274
TIME...MOT...LOC 0236Z 243DEG 19KT 4212 10263
$$
CDC2 follow-up statements
590 WWUS53 KLBF 130248 SVSLBF Severe Weather Statement National Weather Service North Platte NE 848 PM MDT MON JUN 12 2017 NEC161-130315- /O.CON.KLBF.TO.W.0002.000000T0000Z-170613T0315Z/ Sheridan NE- 848 PM MDT MON JUN 12 2017 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR SOUTHWESTERN SHERIDAN COUNTY... At 847 PM MDT, the public reported a tornado. this tornadic storm was located 8 miles north of Antioch, or 16 miles northeast of Alliance, moving northeast at 30 mph. Locations impacted include... Snow Lake, Wickson Lake and Krause Lake. This includes Highway 250 between mile markers 6 and 18. PRECAUTIONARY/PREPAREDNESS ACTIONS... To repeat, a tornado has been sighted. To protect your life, TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are in a mobile home or outdoors, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4237 10228 4217 10219 4208 10260 4218 10266 TIME...MOT...LOC 0247Z 229DEG 25KT 4219 10258 $$ CDC
770 WWUS53 KLBF 130259 SVSLBF Severe Weather Statement National Weather Service North Platte NE 859 PM MDT MON JUN 12 2017 NEC161-130315- /O.CON.KLBF.TO.W.0002.000000T0000Z-170613T0315Z/ Sheridan NE- 859 PM MDT MON JUN 12 2017 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR SOUTH CENTRAL SHERIDAN COUNTY... At 859 PM MDT, the public reported a tornado. this tornadic storm was located 14 miles northwest of Ellsworth, or 24 miles northeast of Alliance, moving northeast at 25 mph. Locations impacted include... Snow Lake. This includes Highway 250 between mile markers 6 and 18. PRECAUTIONARY/PREPAREDNESS ACTIONS... Tornadoes are extremely difficult to see and confirm at night. Do not wait to see or hear the tornado. TAKE COVER NOW! && LAT...LON 4237 10228 4217 10219 4211 10246 4225 10252 TIME...MOT...LOC 0259Z 242DEG 23KT 4225 10244 $$ CDC
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 6:45 PM MDT | Special Weather Statement | LBF | Sheridan | 45 min |
| Jun 12, 6:57 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 48 min |
| Jun 12, 7:43 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 47 min |
| Jun 12, 8:00 PM MDT | Areal Flood Advisory | LBF | Sheridan | 60 min |
| Jun 12, 8:09 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 51 min |
| Jun 12, 8:17 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 58 min |
| Jun 12, 8:25 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 29 min |
| Jun 12, 9:04 PM MDT | Tornado Warning | LBF | Sheridan | 41 min |
| Jun 12, 9:12 PM MDT | Areal Flood Advisory | LBF | Sheridan | 63 min |
| Jun 12, 9:18 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 42 min |
| Jun 12, 9:44 PM MDT | Tornado Warning | LBF | Cherry, Sheridan | 46 min |
| Jun 12, 9:54 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 66 min |
| Jun 12, 10:27 PM MDT | Tornado Warning | LBF | Cherry | 48 min |
| Jun 12, 10:56 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 43 min |
| Jun 13, 8:41 AM MDT | River Flood Warning | LBF | Garden, Keith | 5 days |
| Jun 13, 2:16 PM MDT | Special Weather Statement | LBF | Keya Paha | 44 min |
| Jun 13, 2:42 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Rock | 48 min |
| Jun 13, 2:47 PM MDT | Severe Thunderstorm Warning | LBF | Keya Paha, Rock | 43 min |
| Jun 13, 3:03 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 42 min |
| Jun 13, 3:25 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 35 min |
| Jun 13, 3:27 PM MDT | Tornado Warning | LBF | Brown, Rock | 36 min |
| Jun 13, 3:28 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Keya Paha | 10 min |
| Jun 13, 3:32 PM MDT | Tornado Warning | LBF | Boyd, Keya Paha | 8 min |
| Jun 13, 3:43 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Loup, Rock | 30 min |
| Jun 13, 3:45 PM MDT | Tornado Warning | LBF | Boyd, Holt, Keya Paha, Rock | 32 min |
| Jun 13, 3:55 PM MDT | Tornado Warning | LBF | Holt, Rock | 38 min |
| Jun 13, 4:07 PM MDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 38 min |
| Jun 13, 4:25 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 50 min |
| Jun 13, 4:35 PM MDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 30 min |
| Jun 13, 4:54 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 31 min |
| Jun 13, 5:26 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 19 min |
Nearby
Tornado Warnings in Nebraska, 2017Every tornado warning in 2017Tornadoes in 2017
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.