Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS San Francisco Bay Area, CA

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000
FNUS56 KMTR 182345
FWFMTR

Fire Weather Planning Forecast for the San Francisco Bay Area and
Central California Coast
National Weather Service San Francisco Bay Area
345 PM PST Sun Feb 18 2018

...Scattered showers tonight and Monday morning with very low
snow levels...
...Widespread freezing temperatures expected inland late Monday
night and early Tuesday...

.DISCUSSION...A cold weather system will produce scattered showers
tonight and Monday morning, mainly along the coast and in the
coastal hills. Snow levels will drop to 1500 feet tonight and as
low as 1000 feet or lower on Monday. Snow could occur locally as
low as 500 feet. Greatest potential for snow accumulation is
above 1500 feet in the Santa Cruz Mountains and Santa Lucia
Mountains. In addition, locally strong and gusty northwest winds
will persist through Monday, especially near the coast where gusts
to 40 mph are likely. Very cold temperatures are forecast for
Monday night once skies clear and winds subside. Widespread
freezing temperatures are forecast for inland areas late Monday
night and Tuesday morning and frost may occur all the way to the
coast. A cool and unsettle weather pattern is forecast to persist
through the week and into next weekend.


Note : All winds are 20-foot Winds Unless otherwise specified.
Thunderstorms imply strong, gusty and erratic winds.

$$

CAZ006-505-508-509-529-192215-
San Francisco-
Coastal North Bay...Including Point Reyes National Seashore-
San Francisco Bay Shoreline-San Francisco Peninsula Coast-
Northern Monterey Bay-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Slight chance of showers,
  mainly after midnight.
* Min temperature.....38-44.
* Max humidity........80-100 percent.
* 20-foot winds.......Northwest winds 10 to 20 mph with gusts to
  40 mph.
* CWR.................20%.
* LAL.................1.
* Marine layer........None.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy then becoming mostly sunny.
  Slight chance of showers in the morning.
* Max temperature.....49-55.
* Min humidity........35-55 percent.
* 20-foot winds.......Northwest winds 10 to 20 mph with gusts to
  40 mph.
* CWR.................10%.
* LAL.................1.
* Marine layer........None.

.MONDAY NIGHT...
* Sky/weather.........Mostly clear. Areas of frost late.
* Min temperature.....31-40.
* Max humidity........70-95 percent.
* 20-foot winds.......Northwest winds 10 to 15 mph shifting to
  the north 5 to 10 mph after midnight.
* CWR.................0%.
* LAL.................1.

.TUESDAY...
* Sky/weather.........Sunny. Areas of morning frost.
* Max temperature.....49-56.
* Min humidity........30-50 percent.
* 20-foot winds.......North winds around 5 mph shifting to the
  west 5 to 15 mph in the afternoon.
* CWR.................0%.
* LAL.................1.


.EXTENDED...
.TUESDAY NIGHT...Partly cloudy. Northwest winds 5 to 15 mph. Lows
in the mid 30s to mid 40s.
.WEDNESDAY...Partly cloudy. Slight chance of showers. North winds
5 to 10 mph. Lows in the mid 30s to mid 40s. Highs in the 50s.
.THURSDAY...Partly cloudy. Slight chance of showers. Northwest
winds increasing to 10 to 20 mph. Lows in the mid 30s to mid 40s.
Highs in the upper 40s to upper 50s.
.FRIDAY...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the
upper 30s to upper 40s. Highs in the 50s to lower 60s.

$$

CAZ530-192215-
Southern Monterey Bay and Big Sur Coast-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Chance of showers, mainly
  after midnight. Snow levels dropping locally down to 1000 feet.
* Min temperature.....37-43.
* Max humidity........80-100 percent.
* 20-foot winds.......Northwest winds 10 to 20 mph with gusts to
  40 mph.
* CWR.................20%.
* LAL.................1.
* Marine layer........None.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy. Chance of rain and snow
  showers in the morning. Snow level as low as 500 feet.
* Max temperature.....50-55.
* Min humidity........35-55 percent.
* 20-foot winds.......Northwest winds 10 to 20 mph with gusts to
  40 mph.
* CWR.................20%.
* LAL.................1.
* Marine layer........None.

.MONDAY NIGHT...
* Sky/weather.........Mostly clear. Areas of frost after midnight.
* Min temperature.....29-38.
* Max humidity........70-90 percent.
* 20-foot winds.......Northwest winds 10 to 15 mph shifting to the
  northeast around 5 mph after midnight.
* CWR.................0%.
* LAL.................1.

.TUESDAY...
* Sky/weather.........Sunny. Areas of frost in the morning.
* Max temperature.....50-55.
* Min humidity........30-45 percent.
* 20-foot winds.......East winds 5 to 10 mph shifting to the west in
  the afternoon.
* CWR.................0%.
* LAL.................1.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Patchy frost. North winds 5 to 10 mph. Lows in the 30s to
lower 40s.
.WEDNESDAY...Partly cloudy. North winds 5 to 10 mph. Lows in the
30s to mid 40s. Highs in the 50s.
.THURSDAY...Partly cloudy. Slight chance of showers. West winds
5 to 15 mph. Lows in the mid 30s to mid 40s. Highs in the 50s.
.FRIDAY...Partly cloudy. North winds 5 to 10 mph. Lows in the
upper 30s to upper 40s. Highs in the mid 50s to lower 60s.

$$

CAZ506-510-513-192215-
North Bay Interior Valleys-East Bay Interior Valleys-
Santa Clara Valley...including San Jose-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Slight chance of showers,
  mainly after midnight.
* Min temperature.....33-40.
* Max humidity........80-100 percent.
* 20-foot winds.......Northwest winds 10 to 15 mph with gusts to
  25 mph.
* CWR.................Less than 10%.
* LAL.................1.
* Marine layer........None.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy then becoming mostly sunny.
  Slight chance of showers in the morning.
* Max temperature.....49-54.
* Min humidity........25-45 percent.
* 20-foot winds.......Northwest winds 10 to 15 mph with gusts to
  25 mph.
* CWR.................Less than 10%.
* LAL.................1.
* Marine layer........None.

.MONDAY NIGHT...
* Sky/weather.........Mostly clear. Widespread frost after
  midnight.
* Min temperature.....26-33.
* Max humidity........70-90 percent.
* 20-foot winds.......Northwest winds 5 to 10 mph.
* CWR.................0%.
* LAL.................1.

.TUESDAY...
* Sky/weather.........Sunny. Widespread frost in the morning.
* Max temperature.....51-56.
* Min humidity........20-40 percent.
* 20-foot winds.......Northwest winds 5 to 10 mph.
* CWR.................0%.
* LAL.................1.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear then becoming partly cloudy. Areas
of frost. West winds 5 to 10 mph. Lows in the upper 20s and 30s.
.WEDNESDAY...Partly cloudy. Slight chance of showers. Northwest
winds 5 to 10 mph. Lows in the upper 20s and 30s. Highs in the
50s.
.THURSDAY...Partly cloudy. Slight chance of showers. West winds
5 to 15 mph. Lows in the mid 30s to lower 40s. Highs in the 50s.
.FRIDAY...Partly cloudy. Northwest winds up to 10 mph. Lows in
the mid 30s to lower 40s. Highs in the 50s to lower 60s.

$$

CAZ516-528-192215-
Southern Salinas Valley...Arroyo Seco...and Lake San Antonio-
Northern Salinas Valley...Hollister Valley...and Carmel Valley-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Slight chance of showers
  after midnight.
* Min temperature.....31-40.
* Max humidity........90-100 percent.
* 20-foot winds.......Northwest winds 5 to 15 mph with gusts to 25
  mph.
* CWR.................10%.
* LAL.................1.
* Marine layer........None.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy. Chance of showers in the
  morning.
* Max temperature.....50-55.
* Min humidity........30-50 percent.
* 20-foot winds.......Northwest winds 10 to 15 mph with gusts to
  25 mph.
* CWR.................20%.
* LAL.................1.
* Marine layer........None.

.MONDAY NIGHT...
* Sky/weather.........Mostly clear. Widespread frost after
  midnight.
* Min temperature.....22-32.
* Max humidity........80-100 percent.
* 20-foot winds.......Northwest winds 5 to 10 mph.
* CWR.................0%.
* LAL.................1.

.TUESDAY...
* Sky/weather.........Sunny. Widespread frost in the morning.
* Max temperature.....53-58.
* Min humidity........20-40 percent.
* 20-foot winds.......Northwest winds around 5 mph.
* CWR.................0%.
* LAL.................1.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Areas of frost. Northwest winds 5 to 15 mph. Lows in the
mid 20s to mid 30s.
.WEDNESDAY...Partly cloudy. Widespread morning frost. Northwest
winds 5 to 15 mph. Lows in the mid 20s to mid 30s. Highs in the
mid 50s to lower 60s.
.THURSDAY...Partly cloudy. Slight chance of showers. West winds
5 to 15 mph. Lows in the 30s. Highs in the mid 50s to lower 60s.
.FRIDAY...Partly cloudy. Northwest winds up to 10 mph. Lows in
the 30s to lower 40s. Highs near 60.

$$

CAZ507-192215-
North Bay Mountains-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Slight chance of rain and
  snow showers, mainly after midnight.
* Min temperature.....25-37.
* Max humidity........80-100 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 20 mph with gusts to
      around 40 mph.
* CWR.................20% Sonoma County mountains, less than 10%
  elsewhere.
* LAL.................1.
* Marine layer........None.
* Freezing level......1400 ft asl.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....38-49.
* Min humidity........25-50 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 15 mph. Gusts up
      to 35 mph decreasing to 25 mph in the afternoon.
* CWR.................0%.
* LAL.................1.
* Marine layer........None.
* Freezing level......500 ft asl.

.MONDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....26-31.
* Max humidity........55-75 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...North winds 5 to 10 mph.
*     Ridges/upr slopes....North winds 5 to 15 mph with local
      gusts to 20 mph.
* CWR.................0%.
* LAL.................1.
* Freezing level......800 ft asl.

.TUESDAY...
* Sky/weather.........Sunny.
* Max temperature.....42-51.
* Min humidity........20-40 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...North winds 5 to 10 mph shifting to the west
      in the afternoon.
*     Ridges/upr slopes....North winds 5 to 15 mph shifting to
      the west in the afternoon.
* CWR.................0%.
* LAL.................1.
* Freezing level......1200 ft asl.


.EXTENDED...
.TUESDAY NIGHT...Mostly cloudy. Northwest winds 5 to 15 mph. Lows
in the upper 20s to upper 30s.
.WEDNESDAY...Partly cloudy. Slight chance of showers. Northwest
winds 5 to 15 mph. Lows in the upper 20s to upper 30s. Highs in
the 40s to lower 50s.
.THURSDAY...Partly cloudy. Slight chance of showers. Northwest
winds 5 to 15 mph. Lows in the mid 30s to lower 40s. Highs in the
mid 40s to lower 50s.
.FRIDAY...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the
mid 30s to lower 40s. Highs in the upper 40s and 50s.

$$

CAZ511-192215-
East Bay Hills and Diablo Range-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy. Slight chance of rain and snow
  showers after midnight.
* Min temperature.....27-37.
* Max humidity........80-100 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 20 mph with gusts
      to around 35 mph.
* CWR.................0%.
* LAL.................1.
* Marine layer........None.
* Freezing level......1800 ft asl.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy. Slight chance of snow
  showers in the morning.
* Max temperature.....38-49.
* Min humidity........30-50 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 15 mph. Gusts up
      to 30 mph.
* CWR.................0%.
* LAL.................1.
* Marine layer........None.
* Freezing level......800 ft asl.

.MONDAY NIGHT...
* Sky/weather.........Partly cloudy then becoming clear.
* Min temperature.....25-32.
* Max humidity........55-85 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 10 mph.
*     Ridges/upr slopes....Northwest winds 5 to 15 mph with gusts to 25
      mph.
* CWR.................0%.
* LAL.................1.
* Freezing level......1200 ft asl.

.TUESDAY...
* Sky/weather.........Sunny.
* Max temperature.....43-53.
* Min humidity........20-40 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...North winds 5 to 10 mph.
*     Ridges/upr slopes....North winds 5 to 15 mph with higher
      gusts.
* CWR.................0%.
* LAL.................1.
* Freezing level......1500 ft asl.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. West winds 5 to 10 mph. Lows in the upper 20s to upper
30s.
.WEDNESDAY...Partly cloudy. North winds 5 to 10 mph. Lows in the
upper 20s to upper 30s. Highs in the 40s to lower 50s.
.THURSDAY...Partly cloudy. Chance of showers. West winds 5 to
15 mph. Lows in the mid 30s to lower 40s. Highs in the 40s to
lower 50s.
.FRIDAY...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the
30s to lower 40s. Highs in the mid 40s to mid 50s.

$$

CAZ512-192215-
Santa Cruz Mountains-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Partly cloudy then becoming mostly cloudy.
  Chance of rain and snow showers, mainly after midnight.
* Min temperature.....29-36.
* Max humidity........80-100 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 15 mph with gusts
      to 30 mph.
* CWR.................30%.
* LAL.................1.
* Marine layer........None.
* Freezing level......2500 ft asl, lowering to 1800 ft asl.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy. Chance of rain and snow
  showers in the morning.
* Max temperature.....42-53.
* Min humidity........40-60 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 15 mph with gusts to
      around 30 mph.
* CWR.................20%.
* LAL.................1.
* Marine layer........None.
* Freezing level......1200 ft asl.

.MONDAY NIGHT...
* Sky/weather.........Partly cloudy then becoming clear.
* Min temperature.....26-33.
* Max humidity........70-95 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...North winds 5 to 10 mph.
*     Ridges/upr slopes....North winds 5 to 15 mph.
* CWR.................0%.
* LAL.................1.
* Freezing level......1200 ft asl.

.TUESDAY...
* Sky/weather.........Sunny.
* Max temperature.....43-55.
* Min humidity........25-45 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...North winds around 5 mph.
*     Ridges/upr slopes....North winds 5 to 10 mph.
* CWR.................0%.
* LAL.................1.
* Freezing level......1800 ft asl.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Northwest winds 5 to 10 mph. Lows in the upper 20s and
30s.
.WEDNESDAY...Partly cloudy. Slight chance of showers. North winds
5 to 10 mph. Lows in the upper 20s and 30s. Highs in the mid 40s
to mid 50s.
.THURSDAY...Partly cloudy. Slight chance of showers. West winds
5 to 15 mph. Lows in the mid 30s to lower 40s. Highs in the 40s
to lower 50s.
.FRIDAY...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the
mid 30s to lower 40s. Highs in the mid 40s to mid 50s.

$$

CAZ517-518-192215-
Santa Lucia Mountains and Los Padres National Forest-
Mountains of San Benito and Interior Monterey County including
Pinnacles National Park-
345 PM PST Sun Feb 18 2018

.TONIGHT...
* Sky/weather.........Mostly cloudy. Chance of rain and snow
  showers...mainly Santa Lucia Mountains after midnight.
* Min temperature.....29-37.
* Max humidity........80-100 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 20 mph with gusts up
      to 35 mph.
* CWR.................40% Santa Lucias...20% elsewhere.
* LAL.................1.
* Marine layer........None.
* Freezing level......2500 ft asl lowering to 1800 ft asl late.

.WASHINGTONS BIRTHDAY...
* Sky/weather.........Partly cloudy. Chance of rain and snow
  showers, mainly in the morning.
* Max temperature.....38-50.
* Min humidity........40-60 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 15 mph.
*     Ridges/upr slopes....Northwest winds 10 to 20 mph with
      gusts to 35 mph.
* CWR.................40% Santa Lucias...20% elsewhere.
* LAL.................1.
* Marine layer........None.
* Freezing level......1200 ft asl.

.MONDAY NIGHT...
* Sky/weather.........Partly cloudy then becoming mostly clear.
  Widespread frost after midnight.
* Min temperature.....24-32.
* Max humidity........80-95 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 10 mph.
*     Ridges/upr slopes....Northwest winds 5 to 15 mph. Gusts up
      to 25 mph in the evening.
* CWR.................0%.
* LAL.................1.
* Freezing level......1500 ft asl.

.TUESDAY...
* Sky/weather.........Sunny. Widespread frost in the morning.
* Max temperature.....42-54.
* Min humidity........20-35 percent.
* 20-foot winds.......
*     Valleys/lwr slopes...Northwest winds 5 to 10 mph.
*     Ridges/upr slopes....Northwest winds 5 to 15 mph.
* CWR.................0%.
* LAL.................1.
* Freezing level......1800 ft asl.


.EXTENDED...
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. North winds 5 to 10 mph. Lows in the upper 20s to upper
30s.
.WEDNESDAY...Partly cloudy. North winds 5 to 10 mph. Lows in the
upper 20s to upper 30s. Highs in the 40s to lower 50s.
.THURSDAY...Partly cloudy. Slight chance of showers. West winds
5 to 15 mph. Lows in the 30s. Highs in the 40s to lower 50s.
.FRIDAY...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the
30s. Highs in the mid 40s to mid 50s.

$$


NOAA`S NWS on the web at www.weather.gov/sanfrancisco



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