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2 products issued by NWS for: 4 Miles W Lake Berryessa CA
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Fire Weather Watch

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Francisco CA
1123 PM PDT Sat Sep 22 2018

...Fire Weather Watch Sunday Night through Tuesday for the North
Bay Mountains...

.Dry North winds will develop late Sunday night into Monday
morning over the Napa County hills. These winds will develop as
humidity values dry out while fuels are at critically dry values.

CAZ507-231800-
/O.CON.KMTR.FW.A.0003.180924T0600Z-180926T0000Z/
North Bay Mountains-
1123 PM PDT Sat Sep 22 2018

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY EVENING
THROUGH TUESDAY AFTERNOON FOR DRY NORTH WINDS AND LOW HUMIDITY
FOR THE NORTH BAY HILLS ABOVE 1000 FEET...

* AFFECTED AREA...Fire weather zone 507 which is the North Bay
  Mountains above 1000 feet. The strongest winds are forecast to
  occur over eastern Napa county along the Yolo and Lake county
  lines. Extreme northeast Sonoma county near Mt Saint Helena
  will be prone to strong winds as well as Mt Tamalpais in Marin
  county.

* WIND...North to Northeast winds 15 to 25 mph with gusts to 35
  mph. Strongest winds in the pre-dawn hours of Monday and then
  again Monday night into Tuesday morning.

* HUMIDITY...Night time recovery 20-30% or less with daytime
  values 9-19%

* HIGHEST THREAT...is located over the higher terrain of Napa
  county.

* IMPACTS...any fires that develop will likely spread rapidly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$



Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service San Francisco CA
1042 AM PDT Sat Sep 22 2018

CAZ507-231315-
North Bay Mountains-
1042 AM PDT Sat Sep 22 2018

This hazardous weather outlook is for the North Bay Mountains

.DAY ONE...Today and Tonight

Seasonable weather conditions are forecast.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

A Fire Weather Watch has been posted from Sunday Night through
Tuesday for the North Bay Mountains. This is for dry north winds,
low humidity, above average temperatures and critically dry fuels.

$$



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