Alert archive / Nevada / Special Weather Statements in 2021

Special Weather Statement, NWS Elko, NV

July 15, 2021

NWS Elko, NV issued this special weather statement at Jul 15, 2021, 4:25 PM PDT. It was in force for 50 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: Jul 15, 2021, 4:25 PM PDT (23:25 UTC)
Expired: Jul 15, 2021, 5:15 PM PDT
In force: 50 min
Issued by: NWS Elko, NV

The radar

The Salt Lake City radar (KMTX), 150 km from the middle of the area, began a volume at 23:29 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

Elko, NV (KLKN), launched 12:00Z, 11.4 hours before the alert went out and 10 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: 3507 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 43 m²/s²
0-3 km storm-relative helicity: 70 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 Elko, NV wrote its last area forecast discussion before this special weather statement went out at Jul 15, 3:18 PM PDT, 1 hour 7 minutes earlier.

Area forecast discussion, Jul 15, 3:18 PM PDT, 1 hour 7 minutes before

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In the hours before

Special weather statement, Jul 15, 1:46 PM PDT, 2 hours 39 minutes before

Special Weather Statement
National Weather Service Elko NV
146 PM PDT Thu Jul 15 2021

NVZ035-039-152130-
South Central Elko County NV-White Pine County NV-
146 PM PDT Thu Jul 15 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN WHITE PINE AND SOUTHERN
ELKO COUNTIES UNTIL 230 PM PDT...

At 145 PM PDT, Doppler radar was tracking a strong thunderstorm near
Lages Junction, moving northeast at 15 mph.

Wind gusts 40 to 50 mph and pea sized hail will be possible with
this storm.

Locations impacted include...
Lages Junction.

LAT...LON 3999 11466 4008 11485 4039 11467 4028 11441
      4025 11442
TIME...MOT...LOC 2045Z 217DEG 12KT 4014 11468

SS

Special weather statement, Jul 15, 2:21 PM PDT, 2 hours 4 minutes before

Special Weather Statement
National Weather Service Elko NV
221 PM PDT Thu Jul 15 2021

NVZ035-041-152145-
Northeastern Nye County NV-White Pine County NV-
221 PM PDT Thu Jul 15 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN NYE AND WEST CENTRAL
WHITE PINE COUNTIES UNTIL 245 PM PDT...

At 220 PM PDT, Doppler radar was tracking a strong thunderstorm 18
miles southeast of Pinto Summit, moving east at 30 mph.

Half inch hail and wind gusts of 50 to 55 mph will be possible with
this storm. In addition, brief heavy rainfall is likely.

Locations impacted include...
Hamilton and Little Antelope Summit.

LAT...LON 3913 11588 3932 11587 3940 11545 3914 11540
TIME...MOT...LOC 2120Z 254DEG 25KT 3924 11571

GB

Local storm report, Jul 15, 2:56 PM PDT, 1 hour 29 minutes before

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Special weather statement, Jul 15, 3:27 PM PDT, 58 minutes before

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Special weather statement, Jul 15, 4:16 PM PDT, 9 minutes before

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Special weather statement, Jul 15, 4:25 PM PDT, 0 minutes before

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The office that day

Everything else NWS Elko, NV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 15, 1:18 PM PDT	Special Weather Statement	LKN		27 min
Jul 15, 1:46 PM PDT	Special Weather Statement	LKN		44 min
Jul 15, 2:21 PM PDT	Special Weather Statement	LKN		24 min
Jul 15, 2:46 PM PDT	Severe Thunderstorm Warning	LKN	Nye, White Pine	44 min
Jul 15, 3:27 PM PDT	Special Weather Statement	LKN		48 min
Jul 15, 4:16 PM PDT	Special Weather Statement	LKN		44 min

Nearby

Special Weather Statements in Nevada, 2021 Every special weather statement in 2021

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.