Markleeville, CA (96120)

12:12 AM PST on February 21, 2017 (GMT -0800)
MTEM13 | | Change Station

Elev 8629 ft 38.84 °N, 119.89 °W | Updated 21 days ago

Rain
Rain
34.0 °F
Feels Like 34 °F
N
-
Wind Variable Wind from North

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 29.91 in
Visibility 2.5 miles
Clouds Overcast 1300 ft
Windchill 34 °F
Dew Point Not available.
Humidity Not available.
Rainfall 0.73 in
Snow Depth Not available.
6:41 AM 5:43 PM
Waning Crescent, 27% visible
METAR KTVL 210753Z AUTO 22014G25KT 150V260 2 1/2SM -SN BR OVC013 02/00 A2992 RMK AO2 PK WND 19026/0720 SLP127 P0015 T00170000 400440006
Pressure 29.91 in
Visibility 2.5 miles
Clouds Overcast 1300 ft
Windchill 34 °F
Dew Point Not available.
Humidity Not available.
Rainfall 0.73 in
Snow Depth Not available.
6:41 AM 5:43 PM
Waning Crescent, 27% visible
METAR KTVL 210753Z AUTO 22014G25KT 150V260 2 1/2SM -SN BR OVC013 02/00 A2992 RMK AO2 PK WND 19026/0720 SLP127 P0015 T00170000 400440006

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What may become known as the President’s Day Storm of 2017 barreled into the San Francisco Bay area on Monday morning. Heavy rains and localized flooding may develop across the region. High winds later Monday could bring down trees and cause widespread, prolonged power outages from the Bay Area toward Sacramento.

10-Day Weather Forecast

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Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Winter Storm Warning
Issued: 3:28 PM PST Feb. 20, 2017 – National Weather Service

... Winter Storm Warning remains in effect until 4 PM PST
Tuesday...

* timing: moderate to heavy snow will continue through Tuesday
with the heaviest snow expected this evening. Snow will mix with
rain at times below 7000 feet through this evening.

* Additional snow accumulations: above 7000 feet... 18 to 36
inches. Between 6500 and 7000 feet... 8 to 16 inches. Heaviest
snow will be along and west of Highway 89. Below 6500 feet... 3
to 12 inches mainly after midnight tonight.

* Winds: south to southwest winds 20 to 35 mph with gusts to 55
mph. Sierra ridge gusts over 100 mph, with peak gusts over 150
mph tonight.

* Wave heights on lake tahoe: 2 to 5 feet with highest waves
expected tonight from mid lake to the north and east shores.

* Snow levels: near 6500 feet this evening falling to the valley
floors early Tuesday morning. Snow levels may briefly rise to
near 7000 feet this evening.

* Impacts: heavy snow will create dangerous conditions, with
travel being severely impacted over the Sierra passes.
Snowfall rates will exceed 2 inches per hour at times,
producing whiteout conditions over the passes and in the
backcountry.

Precautionary/preparedness actions...

Avoid travel today through Tuesday, you could be stuck in your
vehicle for many hours. If you must travel, prepare for long
delays and carry an emergency kit with extra food, water and
clothing. If you stay home, have a backup plan in case of power
outages.





328 PM PST Mon Feb 20 2017

... Winter Storm Warning remains in effect until 4 PM PST
Tuesday...

* timing: moderate to heavy snow will continue through Tuesday
with the heaviest snow expected this evening. Snow will mix with
rain at times below 7000 feet through this evening.

* Additional snow accumulations: above 7000 feet... 18 to 36
inches. Between 6500 and 7000 feet... 8 to 16 inches. Heaviest
snow will be along and west of Highway 89. Below 6500 feet... 3
to 12 inches mainly after midnight tonight.

* Winds: south to southwest winds 20 to 35 mph with gusts to 55
mph. Sierra ridge gusts over 100 mph, with peak gusts over 150
mph tonight.

* Wave heights on lake tahoe: 2 to 5 feet with highest waves
expected tonight from mid lake to the north and east shores.

* Snow levels: near 6500 feet this evening falling to the valley
floors early Tuesday morning. Snow levels may briefly rise to
near 7000 feet this evening.

* Impacts: heavy snow will create dangerous conditions, with
travel being severely impacted over the Sierra passes.
Snowfall rates will exceed 2 inches per hour at times,
producing whiteout conditions over the passes and in the
backcountry.

Precautionary/preparedness actions...

Avoid travel today through Tuesday, you could be stuck in your
vehicle for many hours. If you must travel, prepare for long
delays and carry an emergency kit with extra food, water and
clothing. If you stay home, have a backup plan in case of power
outages.





Flood Warning, Areal Flood Warning
Issued: 9:34 PM PST Feb. 20, 2017 – National Weather Service

The Flood Warning continues for
the Cosumnes river at Michigan Bar.
* At 8:30 PM Monday the stage was 10.9 feet.
* Minor flooding is forecast.
* Expected to rise above flood stage of 12.0 ft late this evening
then forecast to crest near 14.5 ft early tomorrow morning then
forecast to fall below flood stage of 12.0 ft tomorrow afternoon
then forecast to recede to near 11.0 ft late tomorrow evening.
* Flood stage 12.0 ft
* monitor stage 7.0 ft
* impact... near 13.2 feet, water floods houses in Wilton. The South
Bank levee near Wilton is overtopped.
* Impact... near 12.0 feet, water flows on to the Road near Wilton.
* Impact... near 8.0 feet, low lying lands along the river begin to
flood.


&&

Lat... Lon 3848 12133 3859 12103 3842 12092 3836 12124





543 PM PST Mon Feb 20 2017

... A Flood Warning for urban areas and small streams for rain and
snowmelt remains in effect until 1130 am PST Tuesday for Plumas...
alpine... Sierra... southeastern Lassen... Storey... southern Washoe...
Douglas... and northern Lyon counties and Carson City...

At 540 PM PST, heavy rain from an atmospheric river continues across
western Nevada and the eastern portions of Lassen, Plumas and Sierra
counties. Snow levels are near 6000 feet, but may fluctuate between
5000 and 7000 feet this evening. One half to 1.5 inches of rain has
already fallen with reports of minor flooding in some urban areas.

Creeks, streams, drainage ditches, urban areas, farmland and
pastures are at greatest risk for flooding this evening as rainfall
intensifies. Rock and mud slides are also possible.

Some locations that will experience flooding include...
Reno, Carson City, Minden, Gardnerville, Virginia City, Dayton, the
Sierra Valley, and Washoe Valley


Precautionary/preparedness actions...

Travel is strongly discouraged, especially tonight as the dangers of
flooding are harder to recognize. Follow the directions of emergency
personnel.


Lat... Lon 4017 11971 3982 11939 3910 11937 3857 11935
      3887 11982 3928 11982 3953 11993 3960 12000
      3972 12014 3971 12046 3990 12047 4010 12021


Brong



959 am PST sun Feb 19 2017

... A Flood Warning for urban areas and small streams remains in
effect until 400 PM PST Thursday for Colusa... Yolo... Sutter...
Solano... Plumas... alpine... Placer... Shasta... Lassen... Amador...
Tuolumne... Sacramento... lake... Stanislaus... San Joaquin... El
Dorado... Calaveras... Tehama... Butte... Glenn... Sierra... Yuba and
Nevada counties...

* interior northern California will experience another significant
uptick in flooding problems starting late tonight and continuing
through Monday night as an intense atmospheric river type storm
arrives.

* Our entire region has saturated soils and many flooded areas
already. This will enhance the impact of additional heavy rains
this week.

* Additional stress will be placed on levees, rivers, creeks, and
streams.

* We may see flooding in locations which haven't been impacted in
many years.

* We are strongly advising all residents in interior northern
California to be prepared for flooding.

Precautionary/preparedness actions...

Be prepared to evacuate if flooding should affect your area. Gather
a "go bag" with important items like medications and hard to replace
documents. Do not Forget to plan for you pets and animals.

Please never drive across flooded waters and roadways, especially
flowing water. Most people who are killed or injured during floods
are attempting to drive through flooded waters. Turn around, don't
drown!

Lat... Lon 3725 12146 3810 12157 3808 12230 3832 12206
      3884 12229 3867 12262 3907 12309 3950 12306
      3955 12288 4033 12307 4058 12269 4117 12246
      4118 12250 4118 12133 4059 12132 3835 11963
      3776 11988 3780 12018 3713 12122


Mk


Areal Flood Watch
Issued: 2:24 PM PST Feb. 20, 2017 – National Weather Service

... Flood Watch remains in effect through Tuesday morning...

The Flood Watch continues for

* portions of east central California and western Nevada,
including the Lake Tahoe basin.

* Through Tuesday morning

* a strong atmospheric river will bring heavy rain and snow to the
Tahoe basin. Snow levels at 6000 to 6500 have minimized the
flood threat so far today.

* The highest risk of flooding is in urban areas where snow has
blocked drainage paths. The upper Truckee River in South Lake
Tahoe will continue to rise, but is likely to remain below flood
stage. Rock and mud slides are also possible.

Precautionary/preparedness actions...

Travelers should slow down and turn on headlights in areas of
rainfall. Persons living along small creeks and streams should
monitor the latest weather information at weather.Gov/Reno and be
prepared to take action should flooding occur.





Hydrologic Statement, Avalanche Warning
Issued: 10:02 PM PST Feb. 20, 2017 – National Weather Service

Forecast information for
Bear River above Wheatland.
* At 8:45 PM Monday the stage was 12.5 feet.
* Forecast to rise above monitor stage of 16.0 ft then forecast to
crest near 18.0 ft tomorrow morning then forecast to fall below
monitor stage of 16.0 ft tomorrow evening then forecast to recede
to near 15.0 ft late tomorrow evening.
* Flood stage 24.0 ft
* monitor stage 16.0 ft
* impact... near 13.6 feet, Orchards within the levee downstream near
Pleasant Grove Road begin to flood.

&&

Lat... Lon 3899 12158 3903 12142 3897 12133 3882 12161





718 am PST Mon Feb 20 2017

The following message is transmitted at the request of the Forest
service Sierra avalanche center.

... An avalanche warning is in effect through Tuesday morning...

The Forest service Sierra avalanche center has issued a
backcountry avalanche warning.

* Timing... in effect from 7 am Monday morning through 7 am Tuesday
morning.

* Affected area... for the Sierra Nevada mountains of California
and Nevada, from Yuba Pass to Ebbetts Pass, including the Lake
Tahoe basin.

* Avalanche danger... high avalanche danger will exist at all
elevations.

* Reason/impacts... a strong atmospheric river storm is impacting
the area. Wind slab, storm slab, and loose wet avalanche
problems will be very likely at all elevations. Natural and
human triggered avalanches are expected.

Precautionary/preparedness actions...

Avalanches may run long distances, into flat areas, and can run
into mature forests.

Travel in avalanche terrain is not recommended.

Consult www.Sierraavalanchecenter.Org or www.Avalanche.Org for
more detailed information.

Similar avalanche danger may exist at locations outside the
coverage area of this or any avalanche center.


718 am PST Mon Feb 20 2017

The following message is transmitted at the request of the Forest
service Sierra avalanche center.

... An avalanche warning is in effect through Tuesday morning...

The Forest service Sierra avalanche center has issued a
backcountry avalanche warning.

* Timing... in effect from 7 am Monday morning through 7 am Tuesday
morning.

* Affected area... for the Sierra Nevada mountains of California
and Nevada, from Yuba Pass to Ebbetts Pass, including the Lake
Tahoe basin.

* Avalanche danger... high avalanche danger will exist at all
elevations.

* Reason/impacts... a strong atmospheric river storm is impacting
the area. Wind slab, storm slab, and loose wet avalanche
problems will be very likely at all elevations. Natural and
human triggered avalanches are expected.

Precautionary/preparedness actions...

Avalanches may run long distances, into flat areas, and can run
into mature forests.

Travel in avalanche terrain is not recommended.

Consult www.Sierraavalanchecenter.Org or www.Avalanche.Org for
more detailed information.

Similar avalanche danger may exist at locations outside the
coverage area of this or any avalanche center.