Alert archive / California / Red Flag Warnings in 2015
Red Flag Warning 2, NWS Reno, NV
NWS Reno, NV issued this red flag warning at Jun 20, 2015, 3:04 AM PDT for 4 counties in California. It took effect at Jun 21, 2015, 10:21 AM PDT. It was in force for 12 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
- Jun 20, 2015, 3:04 AM PDT (10:04 UTC)
- In effect from
- Jun 21, 2015, 10:21 AM PDT
- Expired
- Jun 21, 2015, 10:00 PM PDT
- In force
- 12 hr
- Issued by
- NWS Reno, NV
Counties El Dorado County, CA, Nevada County, CA, Placer County, CA, Sierra County, CA
The radar
The Beale AFB radar (KBBX), 93 km from the middle of the area, began a volume at 10:08 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
Oakland, CA (KOAK), launched 00:00Z, 10.1 hours before the alert went out and 211 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
- 2638 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
809 WWUS85 KREV 201004 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 304 AM PDT SAT JUN 20 2015 ...GUSTY WINDS AND VERY DRY CONDITIONS SUNDAY... .A VERY DRY AIRMASS WILL PERSIST THROUGH THIS WEEKEND WITH POOR NIGHTTIME RECOVERIES AHEAD OF A TROUGH THAT WILL BRUSH THE AREA SUNDAY. THIS TROUGH WILL BRING INCREASING AFTERNOON AND EVENING WINDS AND CRITICAL FIRE WEATHER CONDITIONS SUNDAY. CAZ272-NVZ450-453-202300- /O.UPG.KREV.FW.A.0002.150621T2000Z-150622T0500Z/ /O.NEW.KREV.FW.W.0002.150621T1900Z-150622T0500Z/ GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT- WEST CENTRAL NEVADA BASIN AND RANGE- 304 AM PDT SAT JUN 20 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM PDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR THE TAHOE BASIN AND PARTS OF WESTERN NEVADA... THE NATIONAL WEATHER SERVICE IN RENO HAS UPGRADED THE FIRE WEATHER WATCH TO A RED FLAG WARNING FOR GUSTY WINDS AND LOW HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 10 PM PDT SUNDAY. * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT AND FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE. * WINDS...SOUTHWEST TO WEST 15 TO 25 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...5 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL CREATE CONDITIONS THAT WILL PROMOTE RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING...OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
6 follow-up statements
560 WWUS85 KREV 202122 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 222 PM PDT SAT JUN 20 2015 ...GUSTY WINDS AND VERY DRY CONDITIONS SUNDAY... .A VERY DRY AIRMASS WILL PERSIST WITH POOR NIGHTTIME RECOVERIES AHEAD OF A TROUGH THAT WILL BRUSH THE AREA SUNDAY. THIS TROUGH WILL BRING INCREASING AFTERNOON AND EVENING WINDS AND CRITICAL FIRE WEATHER CONDITIONS SUNDAY. CAZ272-NVZ450-453-211200- /O.CON.KREV.FW.W.0002.150621T1900Z-150622T0500Z/ GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT- WEST CENTRAL NEVADA BASIN AND RANGE- 222 PM PDT SAT JUN 20 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM PDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR THE TAHOE BASIN AND PARTS OF WESTERN NEVADA... * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT AND FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE. * WINDS...SOUTHWEST TO WEST 15 TO 25 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...5 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL CREATE CONDITIONS THAT WILL PROMOTE RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
645 WWUS85 KREV 210226 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 726 PM PDT SAT JUN 20 2015 ...STRONG WINDS AND VERY DRY CONDITIONS SUNDAY... .A VERY DRY AIRMASS WILL PERSIST WITH POOR NIGHTTIME RECOVERIES AHEAD OF A TROUGH THAT WILL BRUSH THE AREA SUNDAY. THIS TROUGH WILL BRING INCREASING AFTERNOON AND EVENING WINDS AND CRITICAL FIRE WEATHER CONDITIONS SUNDAY. CAZ273-NVZ459-211700- /O.EXA.KREV.FW.W.0002.150621T1900Z-150622T0500Z/ MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES- 726 PM PDT SAT JUN 20 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM PDT SUNDAY FOR STRONG WINDS AND LOW HUMIDITY FOR MONO...MINERAL...EASTERN ALPINE AND SOUTHERN LYON COUNTIES... THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 10 PM PDT SUNDAY. * AFFECTED AREA...FIRE ZONE 273 MONO-EASTERN ALPINE COUNTIES AND FIRE ZONE 459 MINERAL AND SOUTHERN LYON COUNTIES. * WINDS...SOUTHWEST TO WEST 15 TO 25 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...15 PERCENT TONIGHT AND 3 TO 10 PERCENT SUNDAY. * IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW HUMIDITY WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ CAZ272-NVZ450-453-211700- /O.CON.KREV.FW.W.0002.150621T1900Z-150622T0500Z/ GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT- WEST CENTRAL NEVADA BASIN AND RANGE- 726 PM PDT SAT JUN 20 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM PDT SUNDAY FOR STRONG WINDS AND LOW HUMIDITY FOR THE TAHOE BASIN AND PARTS OF WESTERN NEVADA... * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT AND FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE. * WINDS...SOUTHWEST TO WEST 15 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...5 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW HUMIDITY WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
383 WWUS85 KREV 210919 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 219 AM PDT SUN JUN 21 2015 ...STRONG WINDS AND VERY DRY CONDITIONS TODAY... .AFTER SEVERAL VERY DRY DAYS WITH POOR HUMIDITY RECOVERY...WINDS WILL INCREASE AS A TROUGH PUSHES THROUGH NORTHERN CALIFORNIA AND NORTHWEST NEVADA. INCREASING WINDS AND LOW HUMIDITY WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TODAY. CAZ272-273-NVZ450-453-459-212300- /O.CON.KREV.FW.W.0002.150621T1900Z-150622T0500Z/ GREATER LAKE TAHOE AREA-MONO-EASTERN ALPINE COUNTIES- WESTERN NEVADA SIERRA FRONT-WEST CENTRAL NEVADA BASIN AND RANGE- MINERAL AND SOUTHERN LYON COUNTIES- 219 AM PDT SUN JUN 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY ACROSS THE EASTERN SIERRA AND WESTERN NEVADA... * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 273 MONO-EASTERN ALPINE COUNTIES...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT...FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE AND FIRE ZONE 459 MINERAL AND SOUTHERN LYON COUNTIES. * WINDS...SOUTHWEST TO WEST 15 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...5 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW HUMIDITY WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
754 WWUS85 KREV 211721 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 1021 AM PDT SUN JUN 21 2015 ...STRONG WINDS AND VERY DRY CONDITIONS TODAY... .AFTER SEVERAL VERY DRY DAYS WITH POOR HUMIDITY RECOVERY...WINDS WILL INCREASE AS A TROUGH PUSHES THROUGH NORTHERN CALIFORNIA AND NORTHWEST NEVADA. INCREASING WINDS AND LOW HUMIDITY WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TODAY. CAZ272-273-NVZ450-453-459-220500- /O.EXT.KREV.FW.W.0002.150621T1721Z-150622T0500Z/ GREATER LAKE TAHOE AREA-MONO-EASTERN ALPINE COUNTIES- WESTERN NEVADA SIERRA FRONT-WEST CENTRAL NEVADA BASIN AND RANGE- MINERAL AND SOUTHERN LYON COUNTIES- 1021 AM PDT SUN JUN 21 2015 ...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY ACROSS THE EASTERN SIERRA AND WESTERN NEVADA... * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 273 MONO-EASTERN ALPINE COUNTIES...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT...FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE AND FIRE ZONE 459 MINERAL AND SOUTHERN LYON COUNTIES. * WINDS...SOUTHWEST TO WEST 15 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...5 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW HUMIDITY WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
699 WWUS85 KREV 212109 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 209 PM PDT SUN JUN 21 2015 CAZ272-273-NVZ450-453-459-220500- /O.CON.KREV.FW.W.0002.000000T0000Z-150622T0500Z/ GREATER LAKE TAHOE AREA-MONO-EASTERN ALPINE COUNTIES- WESTERN NEVADA SIERRA FRONT-WEST CENTRAL NEVADA BASIN AND RANGE- MINERAL AND SOUTHERN LYON COUNTIES- 209 PM PDT SUN JUN 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY ACROSS MUCH OF THE EASTERN SIERRA AND WESTERN NEVADA... * AFFECTED AREA...FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE ZONE 273 MONO-EASTERN ALPINE COUNTIES...FIRE ZONE 450 WESTERN NEVADA SIERRA FRONT...FIRE ZONE 453 WEST CENTRAL NEVADA BASIN AND RANGE AND FIRE ZONE 459 MINERAL AND SOUTHERN LYON COUNTIES. * WINDS...SOUTHWEST TO WEST 15 TO 30 MPH WITH GUSTS TO 45 MPH ACROSS THE REGION. RIDGES IN THE SIERRA WILL GUST TO 60 MPH. WINDS IN THE VALLEYS WILL SUBSIDE AFTER 10 PM, BUT WILL REMAIN GUSTY IN MID SLOPES AND RIDGES OVERNIGHT WITH GUSTS TO 35 MPH. * HUMIDITY...5 TO 15 PERCENT THIS AFTERNOON. POOR HUMIDITY RECOVERY IS EXPECTED TONIGHT ESPECIALLY IN THE MID SLOPES AND RIDGES. * IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW HUMIDITY WILL CREATE CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. AVOID DOING OUTDOOR ACTIVITIES THAT CAN CREATE A SPARK NEAR DRY VEGETATION...SUCH AS YARD WORK...TARGET SHOOTING... OR CAMPFIRES. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES. && $$ HTTP://WEATHER.GOV/RENO
590 WWUS85 KREV 220434 RFWREV URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RENO NV 934 PM PDT SUN JUN 21 2015 CAZ272-273-NVZ450-453-459-220545- /O.EXP.KREV.FW.W.0002.000000T0000Z-150622T0500Z/ GREATER LAKE TAHOE AREA-MONO-EASTERN ALPINE COUNTIES- WESTERN NEVADA SIERRA FRONT-WEST CENTRAL NEVADA BASIN AND RANGE- MINERAL AND SOUTHERN LYON COUNTIES- 934 PM PDT SUN JUN 21 2015 ...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY ACROSS MUCH OF THE EASTERN SIERRA AND WESTERN NEVADA... WINDS CONTINUE TO DECREASE ACROSS THE EASTERN SIERRA AND WEST CENTRAL NEVADA WITH PEAK GUSTS NOW 25 MPH OR LESS SO THE RED FLAG WARNING WILL EXPIRE AT 10 PM. POOR HUMIDITY RECOVERY WILL CONTINUE TONIGHT WITH MID SLOPES AND RIDGES REMAINING BELOW 25%. $$ HTTP://WEATHER.GOV/RENO
The office that day
Everything else NWS Reno, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 10:02 AM PDT | Lake Wind Advisory | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 31 hr |
Nearby
Red Flag Warnings in California, 2015Red Flag Warnings in Nevada, 2015Every red flag warning in 2015
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.