Alert archive / Nevada / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 12, NWS Elko, NV
NWS Elko, NV issued this severe thunderstorm warning at Aug 7, 1997, 3:51 PM PDT for Elko County, Nevada. It was in force for 69 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 7, 1997, 3:51 PM PDT (22:51 UTC)
- Expired
- Aug 7, 1997, 5:00 PM PDT
- In force
- 69 min
- Issued by
- NWS Elko, NV
- Area
- Whole counties
County Elko County, NV
The radar
The Elko radar (KLRX), 129 km from the middle of the area, began a volume at 22:53 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, 10.9 hours before the alert went out and 102 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2508 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 7, 2:06 AM PDT, 13 hours 45 minutes earlier.
Area forecast discussion, Aug 7, 2:06 AM PDT, 13 hours 45 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 200 AM PDT THU AUG 7 1997 RIDGE AXIS TO SHIFT TO NE NV THIS AFTN AND THEN FLATTEN ON FRI AS LOW MOVES ALONG THE CANADIAN BORDER. ALL MODEL SHOW PATCH OF MSTR AT H50 ACRSS THE STATE TODAY AND THUS VARYING DEGREES OF CONV WITH NGM HITTING IT THE HARDEST. NO REAL TRIGGER TO SEE BUT WITH STRNG SFC HEATING WILL EXPCT ALONG THE EDGE OF HIGH. ETA KEPT NEGATIVE LI CONFINED TO NE PART OF STATE WHILE AVN AND NGM SHOW BROAD AREA OF INSTABLITY ACRSS REGION. SOME CONV INDICATED OVR CNTRL PART OF STATE IN BOUNDRY LVL WNDS FOR LATE TDA AND AGAIN FRI AFTN. BEST CAPES ALSO SHFT TO CNTRL PART OF STATE ON FRI AFTN. HIGH CNTR AT H7 OVR NE NV AT 00Z FRI SO MAX WARMING TDA AND LITTLE COOLER FRI AS HIGH FLATTENS. COOL FRNT SEEN IN WATER VAPOR PIX PROGGD TO STAY TO THE NORTH...BUT MAY NEED TO WATCH HOW CLOSE IT COMES TO NRN AREA ON FRI. WMC110 EKO111 ELY111 LOHMANN
Nearby
Severe Thunderstorm Warnings in Nevada, 1997Every severe thunderstorm warning in 1997
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.