Alert archive / Nebraska / Special Weather Statements in 2018

Special Weather Statement, NWS North Platte, NE

June 10, 2018Holt County, Nebraska

NWS North Platte, NE issued this special weather statement at Jun 10, 2018, 2:30 AM CDT for Holt County, Nebraska. It was in force for 45 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
Jun 10, 2018, 2:30 AM CDT (07:30 UTC)
Expired
Jun 10, 2018, 3:15 AM CDT
In force
45 min
Issued by
NWS North Platte, NE

County Holt County, NE

The radar

The North Platte radar (KLNX), 163 km from the middle of the area, began a volume at 07:33 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, 7.5 hours before the alert went out and 209 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 2018-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2133 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2018-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939Sfc1 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
2133 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
2046 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
180 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.9

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS North Platte, NE wrote its last area forecast discussion before this special weather statement went out at Jun 9, 11:54 PM CDT, 2 hours 36 minutes earlier.

Area forecast discussion, Jun 9, 11:54 PM CDT, 2 hours 36 minutes before
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Hazardous weather outlook, Jun 9, 3:49 PM CDT, 10 hours 41 minutes before
Hazardous Weather Outlook
National Weather Service North Platte NE
349 PM CDT Sat Jun 9 2018

NEZ004>010-022>029-035>038-056>059-069>071-094-102100-
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-
349 PM CDT Sat Jun 9 2018 /249 PM MDT Sat Jun 9 2018/

This Hazardous Weather Outlook is for portions of western and
north central Nebraska.

.DAY ONE...TONIGHT.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

Hot temperatures and very low humidity will lead to heightened
fire weather conditions for the eastern panhandle Sunday
afternoon. Winds remain light through this region keeping
conditions below elevated.

Isolated thunderstorms are possible Sunday evening and night for
portions of the northern panhandle and Sandhills. A few storms
may be capable of producing large hail and strong winds. Severe
weather is not anticipated at this time.

Thunderstorm chances continue on Tuesday night through Wednesday
night. At this time, severe weather is not expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

&&

Get your weather, hydrological, and climate information at
http://www.weather.gov/northplatte

kulik

In the hours before

Special weather statement, Jun 10, 12:29 AM CDT, 2 hours 1 minute before
Special Weather Statement
National Weather Service North Platte NE
1229 AM CDT SUN JUN 10 2018

NEZ027>029-100615-
Wheeler NE-Loup NE-Garfield NE-
1229 AM CDT SUN JUN 10 2018

...SIGNIFICANT WEATHER ADVISORY FOR LOUP...GARFIELD AND SOUTHERN
WHEELER COUNTIES UNTIL 115 AM CDT...

At 1228 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 9 miles northwest of Calamus Reservoir State
Recreation Area to 8 miles west of Ericson. Movement was east at 20
mph.

Dime size hail and winds in excess of 40 mph will be possible with
these storms.

Locations impacted include...
Burwell, Taylor, Ericson, Calamus Reservoir State Recreation Area,
Fox Bayou, Virginia Smith Dam, Hannamon Bayou Campground, Kent
Diversion Dam State Wildlife Management Area, Homestead Knolls
Campground, Horseshoe Bend Lake, Pibel Lake State Recreation Area,
Nunda Shoal Campground, Deverre, Valley View Flat Campground, Gables
and Carson Lake.

This includes the following highways...
 Highway 183 between mile markers 123 and 147.
 Highway 281 between mile markers 132 and 139.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Persons in campgrounds should consider seeking sturdy shelter until
these storms pass.

&&

LAT...LON 4208 9903 4174 9830 4175 9942 4208 9966
TIME...MOT...LOC 0528Z 271DEG 17KT 4193 9943 4176 9883

Snively
Special weather statement, Jun 10, 1:06 AM CDT, 1 hour 24 minutes before
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Special weather statement, Jun 10, 1:11 AM CDT, 1 hour 19 minutes before
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Special weather statement, Jun 10, 1:42 AM CDT, 48 minutes before
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Special weather statement, Jun 10, 2:08 AM CDT, 22 minutes before
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Special weather statement, Jun 10, 2:30 AM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 12:29 AM CDTSpecial Weather StatementLBFGarfield, Loup46 min
Jun 10, 12:47 AM CDTSevere Thunderstorm WarningLBFGarfield, Wheeler28 min
Jun 10, 1:06 AM CDTSpecial Weather StatementLBFGarfield39 min
Jun 10, 1:11 AM CDTSpecial Weather StatementLBFGarfield, Wheeler49 min
Jun 10, 1:42 AM CDTSpecial Weather StatementLBFHolt48 min
Jun 10, 2:08 AM CDTSpecial Weather StatementLBFWheeler52 min
Jun 10, 5:59 PM CDTSpecial Weather StatementLBFSheridan46 min

Nearby

Special Weather Statements in Nebraska, 2018Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.