Alert archive / Nebraska / Special Weather Statements in 2017

Special Weather Statement, NWS Hastings, NE

August 5, 2017Furnas County, Nebraska

NWS Hastings, NE issued this special weather statement at Aug 5, 2017, 2:42 AM CDT for Furnas County, Nebraska. It was in force for 48 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: Aug 5, 2017, 2:42 AM CDT (07:42 UTC)
Expired: Aug 5, 2017, 3:30 AM CDT
In force: 48 min
Issued by: NWS Hastings, NE

County Furnas County, NE

The radar

The Grand Island radar (KUEX), 132 km from the middle of the area, began a volume at 07:44 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, 7.7 hours before the alert went out and 104 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1705 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 269 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Hastings, NE wrote its last area forecast discussion before this special weather statement went out at Aug 5, 12:29 AM CDT, 2 hours 13 minutes earlier.

Area forecast discussion, Aug 5, 12:29 AM CDT, 2 hours 13 minutes before

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Hazardous weather outlook, Aug 4, 2:59 PM CDT, 11 hours 43 minutes before

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In the hours before

Special weather statement, Aug 5, 2:38 AM CDT, 4 minutes before

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Special weather statement, Aug 5, 2:42 AM CDT, 0 minutes before

Special Weather Statement
National Weather Service Hastings NE
242 AM CDT SAT AUG 5 2017

NEZ072-082-050830-
Gosper NE-Furnas NE-
242 AM CDT SAT AUG 5 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN GOSPER AND NORTHERN
FURNAS COUNTIES UNTIL 330 AM CDT...

At 241 AM CDT, Doppler radar was tracking a strong thunderstorm near
Holbrook, or 28 miles east of McCook, moving east at 35 mph.

Penny size hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
Cambridge, Arapahoe, Oxford, Holbrook and Edison.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 4035 10010 4037 10010 4047 9964 4021 9963
      4013 10019 4034 10020
TIME...MOT...LOC 0741Z 255DEG 32KT 4028 10008

Pfannkuch

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 5, 3:05 AM CDT	Special Weather Statement	GID	Harlan	25 min
Aug 5, 3:22 AM CDT	Special Weather Statement	GID	Furnas, Harlan	38 min
Aug 5, 4:26 AM CDT	Special Weather Statement	GID	Hall	34 min
Aug 5, 4:39 AM CDT	Severe Thunderstorm Warning	GID	Hall, Hamilton, Merrick	36 min
Aug 5, 4:58 AM CDT	Special Weather Statement	GID	Merrick	32 min
Aug 5, 5:23 AM CDT	Special Weather Statement	GID	Hamilton	37 min
Aug 5, 2:38 AM CDT	Special Weather Statement	GID	Phillips	37 min
Aug 5, 4:29 AM CDT	Special Weather Statement	GID	Jewell, Mitchell	31 min
Aug 5, 4:45 AM CDT	Special Weather Statement	GID	Smith	30 min
Aug 5, 5:14 AM CDT	Special Weather Statement	GID	Smith	31 min
Aug 5, 5:44 AM CDT	Special Weather Statement	GID	Jewell	31 min

Nearby

Special Weather Statements in Nebraska, 2017 Every special weather statement 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.