Alert archive / Nevada / Red Flag Warnings in 2020

Red Flag Warning 24, NWS Elko, NV

September 8, 20205 counties in Nevada

NWS Elko, NV issued this red flag warning at Sep 8, 2020, 6:11 AM PDT for 5 counties in Nevada. It took effect at Sep 8, 2020, 12:00 PM PDT. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 8, 2020, 6:11 AM PDT (13:11 UTC)
In effect from: Sep 8, 2020, 12:00 PM PDT
Expired: Sep 8, 2020, 8:00 PM PDT
In force: 8 hr
Issued by: NWS Elko, NV

Counties Elko County, NV, Eureka County, NV, Humboldt County, NV, Lander County, NV, Nye County, NV

The radar

The Elko radar (KLRX), 72 km from the middle of the area, began a volume at 13:10 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, 1.2 hours before the alert went out and 224 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: 1393 m above ground
0-6 km bulk shear: 104 kt
0-1 km storm-relative helicity: -9 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

What forecasters said that day

The local office's own words before this red flag warning 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 red flag warning went out at Sep 8, 5:16 AM PDT, 55 minutes earlier.

Area forecast discussion, Sep 8, 5:16 AM PDT, 55 minutes before

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In the hours before

Local storm report, Sep 8, 12:53 AM PDT, 5 hours 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ELKO NV
1253 AM PDT TUE SEP 8 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0950 PM     NON-TSTM WND GST 17 NE PARADISE VALLEY   41.68N 117.31W
09/07/2020  E61 MPH          HUMBOLDT           NV   MESONET

            ELEVATION 6439.

&&

LM

Local storm report, Sep 8, 12:55 AM PDT, 5 hours 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ELKO NV
1255 AM PDT TUE SEP 8 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0948 PM     NON-TSTM WND GST 13 WNW KINGS RIVER VALL 41.80N 118.45W
09/07/2020  E62 MPH          HUMBOLDT           NV   MESONET

            ELEVATION 6162.

&&

LM

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 7, 10:34 PM PDT	High Wind Warning	LKN	Humboldt	6 hr
Sep 8, 5:12 AM PDT	Wind Advisory	LKN	Elko, Nye, White Pine	6 hr
Sep 8, 2:00 PM PDT	Frost Advisory	LKN	Humboldt	19 hr

Nearby

Red Flag Warnings in Nevada, 2020 Every red flag warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.