Alert archive / Nebraska / Tornado Warnings in 2020
Tornado Warning 13, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jul 10, 2020, 6:53 PM MDT for Cherry County, Nebraska. It was in force for 52 min. 5 reports 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
- Jul 10, 2020, 6:53 PM MDT (00:53 UTC)
- Expired
- Jul 10, 2020, 7:45 PM MDT
- In force
- 52 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 2.5 in
County Cherry County, NE
The radar
The North Platte radar (KLNX), 147 km from the middle of the area, began a volume at 00:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 10, 7:15 PM MDT | HAIL 1.75 | 5 Nnw Merriman, NE | |
| Jul 10, 7:15 PM MDT | HAIL 2 | 5 Nnw Merriman, NE | |
| Jul 10, 7:23 PM MDT | HAIL 2 | Ne Merriman, NE | REPORTED VIA TWITTER |
| Jul 10, 7:23 PM MDT | HAIL 2 | Ne Merriman, NE | REPORTED VIA TWITTER. |
| Jul 10, 7:39 PM MDT | HAIL 2.5 | 3 Wsw Eli, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 0.9 hours before the alert went out and 154 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
- 235 J/kg
- Mixed-layer CIN
- -359 J/kg
- Mixed-layer LCL
- 1287 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
816
WFUS53 KLBF 110053
TORLBF
NEC031-110145-
/O.NEW.KLBF.TO.W.0013.200711T0053Z-200711T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
653 PM MDT Fri Jul 10 2020
The National Weather Service in North Platte has issued a
* Tornado Warning for...
Northwestern Cherry County in north central Nebraska...
* Until 745 PM MDT.
* At 653 PM MDT, a confirmed tornado was located over Swett, or 12
miles west of Martin, moving southeast at 40 mph.
HAZARD...Damaging tornado and tennis ball size hail.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* The tornado will be near...
Merriman around 725 PM MDT.
Other locations impacted by this tornadic thunderstorm include
Highway 61 Crossing The Niobrara River, Irwin and Intersection of
Highway 20 and Irwin Road.
This includes the following highways...
Highway 20 between mile markers 118 and 149.
Highway 61 between mile markers 213 and 231.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4300 10200 4299 10154 4286 10133 4268 10195
4300 10201
TIME...MOT...LOC 0053Z 314DEG 36KT 4314 10197
TORNADO...OBSERVED
HAIL...2.50IN
$$
CDC2 follow-up statements
037
WWUS53 KLBF 110118
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
718 PM MDT Fri Jul 10 2020
NEC031-110145-
/O.CON.KLBF.TO.W.0013.000000T0000Z-200711T0145Z/
Cherry NE-
718 PM MDT Fri Jul 10 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR
NORTHWESTERN CHERRY COUNTY...
At 717 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Merriman, or 13 miles south of Martin, moving
southeast at 45 mph.
HAZARD...Tornado and tennis ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
northwestern Cherry County, including the following locations...
Highway 61 Crossing The Niobrara River, Irwin and Intersection of
Highway 20 and Irwin Road.
This includes the following highways...
Highway 20 between mile markers 118 and 149.
Highway 61 between mile markers 213 and 231.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4300 10200 4299 10154 4286 10133 4268 10195
4300 10201
TIME...MOT...LOC 0117Z 308DEG 38KT 4298 10169
TORNADO...RADAR INDICATED
HAIL...2.50IN
$$
CDC437
WWUS53 KLBF 110142
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
742 PM MDT Fri Jul 10 2020
NEC031-110152-
/O.EXP.KLBF.TO.W.0013.000000T0000Z-200711T0145Z/
Cherry NE-
742 PM MDT Fri Jul 10 2020
...THE TORNADO WARNING FOR NORTHWESTERN CHERRY COUNTY WILL EXPIRE AT
745 PM MDT...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.
A Severe Thunderstorm Watch remains in effect until 100 AM MDT for
north central Nebraska.
LAT...LON 4300 10200 4299 10154 4286 10133 4268 10195
4300 10201
TIME...MOT...LOC 0142Z 314DEG 36KT 4281 10145
$$
CDCThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 6:56 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 49 min |
| Jul 10, 7:01 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 27 min |
| Jul 10, 7:46 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 59 min |
| Jul 10, 8:10 PM MDT | Flash Flood Warning | LBF | Cherry | 3 hr |
| Jul 10, 8:14 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha, Rock | 61 min |
| Jul 10, 8:39 PM MDT | Special Weather Statement | LBF | Boyd | 51 min |
| Jul 10, 8:46 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Grant, Hooker, Thomas | 59 min |
| Jul 10, 9:09 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Cherry, Thomas | 51 min |
| Jul 10, 9:13 PM MDT | Areal Flood Advisory | LBF | Boyd, Brown, Holt, Keya Paha, Rock | 3 hr |
| Jul 10, 9:21 PM MDT | Special Weather Statement | LBF | Brown, Garfield, Holt, Rock, Wheeler | 54 min |
| Jul 10, 9:24 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Hooker, Thomas | 51 min |
| Jul 10, 9:54 PM MDT | Special Weather Statement | LBF | Cherry | 51 min |
| Jul 10, 10:10 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 65 min |
| Jul 10, 10:15 PM MDT | Special Weather Statement | LBF | Garfield, Loup, Wheeler | 45 min |
| Jul 10, 10:18 PM MDT | Special Weather Statement | LBF | Logan, Thomas | 57 min |
| Jul 10, 10:44 PM MDT | Special Weather Statement | LBF | Lincoln | 46 min |
| Jul 10, 11:02 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 43 min |
| Jul 10, 11:19 PM MDT | Areal Flood Advisory | LBF | Brown, Cherry | 3 hr |
| Jul 10, 11:39 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Cherry, Thomas | 51 min |
| Jul 11, 12:02 AM MDT | Severe Thunderstorm Warning | LBF | Blaine, Thomas | 43 min |
| Jul 11, 12:30 AM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 45 min |
| Jul 11, 1:03 AM MDT | Severe Thunderstorm Warning | LBF | Custer | 42 min |
| Jul 11, 1:22 AM MDT | Special Weather Statement | LBF | Custer | 38 min |
| Jul 11, 1:32 AM MDT | Severe Thunderstorm Warning | LBF | Custer | 43 min |
Nearby
Tornado Warnings in Nebraska, 2020Every tornado warning in 2020Tornadoes in 2020
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.