Alert archive / Nebraska / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 310, NWS Goodland, KS

October 1, 2017Dundy County, Hitchcock County, Nebraska

NWS Goodland, KS issued this severe thunderstorm warning at Oct 1, 2017, 4:29 PM MDT for Dundy County, Hitchcock County, Nebraska. It was in force for 30 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
Oct 1, 2017, 4:29 PM MDT (22:29 UTC)
Expired
Oct 1, 2017, 4:59 PM MDT
In force
30 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Dundy County, NE, Hitchcock County, NE

The radar

The Goodland radar (KGLD), 97 km from the middle of the area, began a volume at 22:30 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Oct 1, 2:25 PM MDTTornado WatchSPC8 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.5 hours before the alert went out and 127 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 12:00Z on 2017-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 280 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2017-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.1939587897Sfc1 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
280 J/kg
Mixed-layer CIN
-150 J/kg
Mixed-layer LCL
1058 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
-15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

217 
WUUS53 KGLD 012229
SVRGLD
NEC057-087-012315-
/O.NEW.KGLD.SV.W.0310.171001T2229Z-171001T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
429 PM MDT SUN OCT 1 2017

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Northwestern Hitchcock County in southwestern Nebraska...
  Northeastern Dundy County in southwestern Nebraska...

* Until 515 PM MDT/615 PM CDT/

* At 428 PM MDT/528 PM CDT/, a severe thunderstorm was located 11
  miles north of Benkelman, moving northeast at 50 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees. 

* This severe thunderstorm will remain over mainly rural areas of
  northwestern Hitchcock and northeastern Dundy Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A tornado watch remains in effect until 1000 PM MDT/1100 PM CDT/ for
southwestern Nebraska.

LAT...LON 4010 10157 4024 10173 4035 10159 4035 10118
TIME...MOT...LOC 2228Z 227DEG 44KT 4021 10162 

HAIL...1.50IN
WIND...60MPH
 
$$

EV
2 follow-up statements
531 
WWUS53 KGLD 012246
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
446 PM MDT SUN OCT 1 2017

NEC057-087-012315-
/O.CON.KGLD.SV.W.0310.000000T0000Z-171001T2315Z/
Hitchcock NE-Dundy NE-
446 PM MDT SUN OCT 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM
MDT/615 PM CDT/ FOR NORTHWESTERN HITCHCOCK AND NORTHEASTERN DUNDY
COUNTIES...

At 446 PM MDT/546 PM CDT/, a severe thunderstorm was located 4 miles
southwest of Wauneta, or 16 miles southeast of Imperial, moving
northeast at 50 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

This severe thunderstorm will remain over mainly rural areas of
northwestern Hitchcock and northeastern Dundy Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A tornado watch remains in effect until 1000 PM MDT/1100 PM CDT/ for
southwestern Nebraska.

LAT...LON 4022 10150 4030 10165 4035 10159 4035 10118
TIME...MOT...LOC 2246Z 227DEG 44KT 4036 10141 

HAIL...1.50IN
WIND...60MPH
 
$$

EV
991 
WWUS53 KGLD 012259
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
459 PM MDT SUN OCT 1 2017

NEC057-087-012309-
/O.CAN.KGLD.SV.W.0310.000000T0000Z-171001T2315Z/
Hitchcock NE-Dundy NE-
459 PM MDT SUN OCT 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HITCHCOCK AND
NORTHEASTERN DUNDY COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1000 PM MDT/1100 PM CDT/ for
southwestern Nebraska.

LAT...LON 4022 10150 4030 10165 4035 10159 4035 10118
TIME...MOT...LOC 2256Z 227DEG 44KT 4047 10126 

$$

EV

Nearby

Severe Thunderstorm Warnings in Nebraska, 2017Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.