Alert archive / Nevada / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 14, NWS Reno, NV
NWS Reno, NV issued this severe thunderstorm warning at Jul 14, 2002, 5:18 PM PDT for Churchill County, Lyon County, Nevada. It was in force for 27 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 14, 2002, 5:18 PM PDT (00:18 UTC)
- Expired
- Jul 14, 2002, 5:45 PM PDT
- In force
- 27 min
- Issued by
- NWS Reno, NV
- Area
- Counties, with a storm outline in the text
Counties Churchill County, NV, Lyon County, NV
The radar
The Reno radar (KRGX), 58 km from the middle of the area, began a volume at 00:18 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Reno, NV (KREV), launched 00:00Z, 0.3 hours before the alert went out and 68 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
- 277 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 3153 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
167 WUUS55 KREV 150018 SVRREV NVC001-019-150045- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE RENO NV 517 PM PDT SUN JUL 14 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WEST CENTRAL CHURCHILL COUNTY IN WEST CENTRAL NEVADA THIS INCLUDES THE CITIES OF...LAHONTAN RESERVOIR...FALLON NORTH CENTRAL LYON COUNTY IN WESTERN NEVADA * UNTIL 545 PM PDT * AT 509 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES SOUTHEAST OF LAHONTAN RESERVOIR... MOVING NORTH AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... 4 MILES WEST OF FALLON AT 540 PM PDT LARGE HAIL...HEAVY RAIN AND DAMAGING WINDS ARE POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. REPORT DAMAGING WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE. LAT...LON 3926 11916 3921 11884 3960 11866 3968 11901
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 Reno, NV wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 14, 2:00 PM PDT, 3 hours 18 minutes earlier.
Area forecast discussion, Jul 14, 2:00 PM PDT, 3 hours 18 minutes before
WESTERN NEVADA AND EASTERN CALIFORNIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RENO NV 200 PM PDT SUN JUL 14 2002 BOTH AVN AND ETA CONTINUE TREND OF MOVING WEAK TROUGH ALONG WEST COAST WHICH RESULTS IN A DRY SOUTHWEST FLOW THROUGH WED. IN SHORT TERM W/V IMAGERY CONTINUED TO SHOW DRY SLOT MOVING INTO NW PORTION CWA. SW FLO ALOFT HAS BROUGHT SOME DRYING INTO NW PORTIONS OF CWA. GOOD DRYING HAS PUSHED INTO TAHOE/RENO AREAS WITH RENO DEWPOINT DOWN 10 DEGREES FROM THIS MORNING...SO DONT EXPECT MUCH IF ANY ACTIVITY THIS AFTN/EVENING THOSE AREAS. STILL WILL MENTION POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING SOUTH AND EAST PORTIONS OF CWA WITH SOME STG WINDS AND LOCALIZED FLOODING...ALTHOUGH CELL MOVEMENT IS FAST. WDLY SCATTERED THUNDERSTORMS NW AND N OF RENO AREA WITH JUST SOME GUSTY WINDS EXPECTED. WILL KEEP TUE AND WED DRY...WITH ONLY ISOLD THUNDERSTORMS MENTIONED FAR NORTH FOR MONDAY AFTERNOON AND EVENING AS A COMPROMISE SOLUTION BETWEEN CURRENT ZONES/ETA/AVN. A FEW CELLS COULD FIRE ALONG WEAK BOUNDARY THAT AREA ASSOCIATED WITH NORTHERN PORTION UPR TROUGH ALTHOUGH AVN WOULD INDICATE ACTIVITY FURTHER NORTH. WILL DOWNPLAY CURRENT FORECAST FOR SOUTH PART CWA MONDAY AFTERNOON/EVENING WITH A MENTION OF SLIGHT CHANCE THUNDERSTORMS. AGAIN...AVN WOULD INDICATE DECENT SW FLOW ALOFT AND DRYING THAT AREA SO WILL BACK OFF ON CURRENT POPS AND LET MID SHIFT TAKE ANOTHER LOOK BEFORE PULLING POPS OUT ALTOGETHER. IN THE EXTENDED...4-CORNERS UPPER RIDGE HOLDS FIRM THROUGH THE PERIOD WITH UPPER LOW/TROF ALONG THE CALIFORNIA COAST. THIS PRODUCES A DRY SW FLOW THURSDAY. THE RIDGE EXPANDS FRIDAY INTO THE WEEKEND AND A CUTOFF LOW DEVELOPS OVER SOUTHERN CALIFORNIA AS THE FLOW TURNS LIGHT S-SE. A SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS CREEP BACK INTO SOUTHERN AREAS FRIDAY. THIS EXPANDS OVER OUR ENTIRE CWA SATURDAY AND SUNDAY...WITH DEEPER MOISTURE ACROSS THE SOUTH. TEMPERATURES WILL BE NEAR SEASONAL NORMALS. SG .REV...NONE.
Nearby
Severe Thunderstorm Warnings in Nevada, 2002Every severe thunderstorm warning in 2002
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.