March 11: Black Rock playa conditions: \"moist\" (snowed wednesday morning) High Rock Canyon is now closed to vehicles (February 1st, until early May.) Expect temperature to drop at night, and make sure to pack extra coats and blankets if you are traveling through sparse areas. Beware of carbon monoxide poisoning from running the heat in a standing car for too long, or from propane appliances. Call Friends for up-to-date information. We are located right off the Playa and are in touch with whats going on out here. 775.557.2900 info@blackrockdesert.org MODIS imagery viewer Gerlach Monthly Climate Summary 1/1948 thru 4/2007 BM Gerlach: station: temp, wind, barometer, DW1623 Bryan Dongray's Weather at Gerlach Weather Underground: Gerlach National Weather Service: Gerlach, Vya, Truckee, soaring National Weather Service radar: Reno University of Utah MesoWest: Surface Weather Map Road Conditions: Nevada (map), CalTrans, Oregon Black Rock Desert "Clear Sky Chart": link Satellite: visible, infrared, watervapor, westpac Earthquake: UNR helicorder, NBE; USGS map Sunrise/Sunset: pdf looking south-east from Hualapai Valley (refresh / animate)

NWS   refresh / animate wiki    refresh  /  animate January 2010:   01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 February 2010:   01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 March 2010:   01 02 03 04 05 06 07 08 09 10 11 12 13 Handy Links Playa Wiki Playa hazards

 Area Forecast Discussion (glossary)
 
 FXUS65 KREV 132206
 AFDREV
 
 AREA FORECAST DISCUSSION
 NATIONAL WEATHER SERVICE RENO NV
 206 PM PST SAT MAR 13 2010
 
 .SHORT TERM...
 EXITING UPPER LOW HAS MOVED INTO ERN NV AND WILL CONTINUE PUSHING
 EAST THIS EVENING AS A RIDGE BEGINS BUILDING OVER THE WEST COAST.
 ENE WINDS OVER THE RGN SHOULD CONTINUE TO DECREASE THROUGH THE
 EVENING AS GRADIENT LOOSENS AS WELL. WHILE LOW LVL CU WILL
 DISSIPATE THIS EVENING...SOME HIGH CLOUDS WILL MOVE INTO THE NRN
 CWA OVERNIGHT. HOWEVER...THESE CLOUDS WILL NOT GREATLY ARREST
 FALLING TEMPS THIS EVENING. OVERNIGHT LOWS SHOULD BE AT OR BELOW
 LAST NIGHTS READINGS MOST LOCATIONS. ERLY FLOW AND VERY DRY LOW
 LVL AIRMASS SHOULD LIMIT ANY CHANCE FOR FOG IN SIERRA VALLEYS
 TONIGHT.
 
 RIDGE BUILDS SUNDAY AND MONDAY WITH INCREASING TEMPS EACH DAY.
 HIGHS LIKELY TO REACH THE MID 60S IN THE VALLEYS BY MONDAY.
 OVERNIGHT LOWS INCREASE AS WELL WITH MID SLOPES AND RIDGES WARMING
 FASTER SUNDAY NIGHT AS H700 TEMPS INCREASE. MID SLOPES LIKELY TO
 BE WARMER THAN VALLEYS AGAIN MONDAY NIGHT.
 
 BY TUESDAY THE SHORT RANGE MODELS REMAIN IN GENERAL AGREEMENT
 REGARDING OVERALL PATTERN AS RIDGE AXIS MOVES EAST AND ANOTHER LOW
 IN THE NE PAC MOVES TOWARD BC. THIS UPPER LOW AND ITS ATTENDANT
 SHORT WAVES TRY TO FLATTEN THE UPPER RIDGE AND INCREASE MID/UPPER
 LVL MSTR IN THE NRN CWA BY LATE TUESDAY. NAM IS A BIT MORE
 AGGRESSIVE THAN GFS/ECMWF. WILL NOT MENTION ANY POPS FAR
 NRN CWA...JUST THE INCREASE IN CLOUDS. WILL ALSO MENTION AN INCREASE
 IN WINDS FOR TUESDAY AFTN/EVNG ACROSS THE NRN HALF...ESPECIALLY
 THE RIDGES AS H700 WINDS BEGIN TO INCREASE. THIS SHOULD AID MIXING
 TUESDAY SO BUMPED TEMPS UP A COUPLE OF DEGREES AS WELL. TUESDAY
 SHOULD BE THE WARMEST DAY IN THE SHORT TERM. MLF
 
 .LONG TERM...WEDNESDAY THROUGH SATURDAY...
 DECENT MODEL AGREEMENT WEDNESDAY THROUGH FRIDAY IN THE EXTENDED
 MODELS. A FEW DEGREES OF COOLING AND BREEZY CONDITIONS CAN BE
 EXPECTED WEDNESDAY IN THE WAKE OF A COLD FRONTAL PASSAGE. MODELS
 ARE INDICATING WEAK INSTABILITY AND THE GFS IS EVEN SHOWING A
 COUPLE HUNDREDTHS OF AN INCH OF QPF ALONG THE MONO-MINERAL
 CONVERGENCE ZONE IN THE SOUTHERN SIERRA WEDNESDAY AND THURSDAY
 AFTERNOONS. CONFIDENCE IS LOW THAT THERE WILL BE ENOUGH MOISTURE
 TO GENERATE THUNDERSTORMS...AS THE ONLY MOISTURE SOURCE WILL BE
 THE MAINLY DRY FRONT...SO HAVE KEPT IT OUT OF THE FORECAST FOR
 NOW.
 
 CONFIDENCE BEGINS TO DECREASE FRIDAY AND SATURDAY AS THE ENSEMBLE 
 SPREAD BECOMES LARGER. BOTH THE GFS AND THE ECMWF ARE INDICATING A 
 RIDGE OF HIGH PRESSURE BUILDING BACK INTO THE AREA...BUT THE RIDGE 
 IS MORE AMPLIFIED IN THE GFS. HAVE FOLLOWED THE FORECAST CLOSER TO 
 THE ECMWF WHICH HAS HAD BETTER CONSISTENCY. THE ONLY CHANGE THIS 
 MADE TO THE FORECAST WAS TO INCREASE TEMPERATURES A FEW DEGREES FOR 
 THE LATTER PART OF THE WEEK AND INTO THE WEEKEND. DF
 
 .AVIATION...
 PARTLY CLOUDY SKIES THIS AFTERNOON WILL BECOME MOSTLY CLEAR BY THIS 
 EVENING. DRY EASTERLY FLOW ALOFT WILL LIKELY KEEP FOG OUT OF ALL TAF 
 SITES. WINDS WILL CONTINUE TO LIGHTEN THIS EVENING...WITH LIGHT 
 SURFACE WINDS OVERNIGHT. DF
 
 .REV WATCHES/WARNINGS/ADVISORIES...
 NV...NONE.
 CA...NONE.