Alert archive / Nevada / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 22, NWS Reno, NV
NWS Reno, NV issued this severe thunderstorm warning at Aug 22, 2003, 1:34 PM PDT for Churchill County, Nevada. It was in force for 31 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 22, 2003, 1:34 PM PDT (20:34 UTC)
- Expired
- Aug 22, 2003, 2:05 PM PDT
- In force
- 31 min
- Issued by
- NWS Reno, NV
- Area
- Whole counties
County Churchill County, NV
The radar
The Reno radar (KRGX), 98 km from the middle of the area, began a volume at 20:34 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 22, 12:55 PM PDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 8.6 hours before the alert went out and 12 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
- 184 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 1102 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS55 KREV 222034 SVRREV NVC001-222105- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE RENO NV 135 PM PDT FRI AUG 22 2003 THE NATIONAL WEATHER SERVICE CONTINUES THE * SEVERE THUNDERSTORM WARNING FOR... WEST CENTRAL CHURCHILL COUNTY IN WEST CENTRAL NEVADA * UNTIL 205 PM PDT * AT 135 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER WEST CENTRAL CHURCHILL COUNTY...OR ABOUT 5 MILES NORTHEAST OF HAZEN. THE STORM WAS MOVING NORTHEAST AT 25 MPH MOVING TOWARD HIGHWAY 95. HAIL OVER 1 INCH IN DIAMETER IS LIKELY WITH THIS STORM. REPORT DAMAGING WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM PDT FRIDAY EVENING FOR WEST CENTRAL NEVADA. $$ LAT...LON 3962 11907 3956 11892 3975 11871 3986 11902
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 Aug 22, 9:30 AM PDT, 4 hours 4 minutes earlier.
Area forecast discussion, Aug 22, 9:30 AM PDT, 4 hours 4 minutes before
WESTERN NEVADA AND EASTERN CALIFORNIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RENO NV 930 AM PDT FRI AUG 22 2003 UPPER LOW IN CALIF MOVING RAPIDLY NE THIS MORNING. STRONG DYNAMICS IN THE NE QUADRANT OF THE LOW OVER NE CALIF AND EXTREME NW NV. BY 00Z VORT CENTER IS IN NE CALIF AND DYNAMICS HAS SHIFTED MAIN TSTMS THREAT INTO OREGON. QUESTION IS HOW MUCH CONVECTION WILL DEVELOP IN THE DRYING AIRMASS AS THE LOW MOVES NE. THINK CONVECTION SHOULD BE ISOLATED AND CONTINUE TO MOVE FAST. TEMPS ALOFT COOLING SO AIRMASS WILL REMAIN USTABLE. THREAT OF FLASH FLOODS DIMINISHED BY DRYING AIRMASS BUT COOLER TEMPS ALOFT INCREASE THE THREAT OF HAIL. BY THIS EVENING ACTIVITY SHOULD END EXCEPT THE NEAR THE OREGON BORDER. WILL LOOK AT FCST THIS MORNING FOR POSSIBLE UPDTS. FISCHER .REV...NONE.
Hazardous weather outlook, Aug 22, 6:50 AM PDT, 6 hours 44 minutes before
CAZ070>073-NVZ001>005-231400- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RENO NV 650 AM PDT FRI AUG 22 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NEVADA...THE EASTERN SIERRA AND NORTHEASTERN CALIFORNIA. .DAY ONE...TODAY THUNDERSTORMS IN NORTHEAST CALIFORNIA AND NORTHWEST NEVADA ACCOMPANIED BY LOCALLY HEAVY RAIN. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS TO THEIR LOCAL NATIONAL WEATHER SERVICE OFFICE.
The office that day
Everything else NWS Reno, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 1:07 PM PDT | Severe Thunderstorm Warning | REV | Churchill, Lyon | 31 min |
| Aug 22, 1:09 PM PDT | Severe Thunderstorm Warning | REV | Churchill | 29 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 2003Every severe thunderstorm warning in 2003
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.