NWS FIRE WEATHER MESSAGE - RED FLAG CONDITIONS NORTHERN CALIFORNIA

URGENT - FIRE WEATHER MESSAGE 
North Bay Mountains - East Bay Hills and the Diablo Range - Santa Cruz Mountains - Santa Lucia Mountains and Los Padres National Forest - Mountains Of San Benito County And Interior Monterey CountyIncluding Pinnacles National Park  

URGENT - FIRE WEATHER MESSAGE
 National Weather Service San Francisco CA
 200 AM PST Fri Dec 15 2017
 
 ...Gusty northerly winds will combine with very low humidity
 values Friday evening through Sunday morning...
 
 .A dry system moving in from the north late on Friday will
 produce a combination of gusty winds and low humidity values. Due
 to these factors and the recently long stretch of warm and dry
 conditions, a very elevated fire weather risk can be expected
 particularly for higher elevation locations.
 
 CAZ507-511-512-517-518-152200-
 /O.UPG.KMTR.FW.A.0005.171216T0600Z-171217T1800Z/
 /O.NEW.KMTR.FW.W.0009.171216T0600Z-171217T1800Z/
 North Bay Mountains-East Bay Hills and the Diablo Range-
 Santa Cruz Mountains-
 Santa Lucia Mountains and Los Padres National Forest-
 Mountains Of San Benito County And Interior Monterey County
 Including Pinnacles National Park-
 200 AM PST Fri Dec 15 2017
 
 ...RED FLAG WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM
 PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...
 
 The National Weather Service in San Francisco has issued a Red
 Flag Warning, which is in effect from 10 PM this evening to 10 AM
 PST Sunday. The Fire Weather Watch is no longer in effect. 
 
 * WIND...Northerly winds of 15 to 30 mph with local gusts over 
   50 mph. Strongest gusts will be over the North Bay Mountains 
   and East Bay Hills. 
 
 * HUMIDITY...Minimum humidity readings of 10 to 20% during the
   day. Nighttime maximum humidity readings will likely recover
   early in the night then drop of 25 to 35%.
 
 * HIGHEST THREAT...Elevations above 1000 ft, especially the North
   Mountains and East Bay Hills.
 
 * IMPACTS...Any fires that develop will likely spread rapidly. 
   Outdoor burning is not recommended.
 
 PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
 A Red Flag Warning means that critical fire weather conditions
 are either occurring now...or will shortly. A combination of
 strong winds...low relative humidity...and warm temperatures can
 contribute to extreme fire behavior.

MORE INFO: http://www.wrh.noaa.gov/total_forecast/getprod.php?
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