Canyon Dam, CA

1:05 AM PST on February 22, 2017 (GMT -0800)
Lake Almanor (Prattville), Adj SW Shore | | Change Station

Elev 4535 ft 40.21 °N, 121.15 °W | Updated 7 minutes ago

Snow
Snow
31.3 °F
Feels Like 31 °F
N
0.0
Wind Variable Wind from North
Gusts 0.0 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.21 in
Visibility 0 miles
Clouds
Windchill 31 °F
Dew Point 29 °F
Humidity 91%
Rainfall 0.02 in
Snow Depth Not available.
6:47 AM 5:49 PM
Waning Crescent, 19% visible
Not available.
Pressure 30.21 in
Visibility 0 miles
Clouds
Windchill 31 °F
Dew Point 29 °F
Humidity 91%
Rainfall 0.02 in
Snow Depth Not available.
6:47 AM 5:49 PM
Waning Crescent, 19% visible
Not available.

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Watches & Warnings

Winter Storm Warning
Issued: 9:06 PM PST Feb. 21, 2017 – National Weather Service

... Winter Storm Warning now in effect until 6 am PST Wednesday...

* main impacts: travelers may experience delays. Chain controls.
Poor visibility due to snow and icy roads.

* Confidence... high.

* Locations... Interstate 80 over Donner Pass, Highway 50 over
Echo Summit, Highway 88 over Carson Pass, and Lassen park.

* Timing... periods of snow through tonight before tapering off to
flurries by daybreak.

* Snow amounts... additional accumulations up to 3 inches down to
around 5000 feet.

* Snow levels... 4000 to 5000 feet.

A Winter Storm Warning for heavy snow means severe winter weather
conditions are expected or occurring. Significant amounts of
snow are forecast that will make travel dangerous. Only travel in
an emergency. If you must travel, keep an extra flashlight, food,
and water in your vehicle in case of an emergency. Strong winds
are also possible. This will make travel very hazardous or
impossible.


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Flood Warning, Areal Flood Warning
Issued: 8:45 PM PST Feb. 21, 2017 – National Weather Service

The Flood Warning continues for
the Sacramento River at Ord Ferry.
* At 7:45 PM Tuesday the stage was 114.1 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast to fluctuate near 114.0 ft thru late tomorrow evening.
* Flood stage 114.0 ft
* monitor stage 110.0 ft
* impact... near 114.0 feet, designated flood stage. Design overflow
level for m&t, 3bs and Goose Lake flood control facilities to
divert flood flows into Butte basin. M&t overflows close River Road
from Ord Ferry Road to Chico Road. Ord Ferry Road is already
closed.
* Impact... near 110.5 feet, head cuts in 3bs Silt Weir start overflow
into Butte basin, flooding dips on Ord Ferry Road west of River
Road. Persistent flows at or above this level increase flooding in
Butte basin. Ord Ferry Road and additional roads in Glenn and
Colusa counties are closed due to flooding.

&&

Lat... Lon 3971 12211 3971 12189 3955 12185 3953 12206





845 PM PST Tue Feb 21 2017

The Flood Warning continues for
the Sacramento River at Tehama bridge.
* At 8:00 PM Tuesday the stage was 212.8 feet.
* Minor flooding is forecast.
* Forecast to fluctuate near 212.5 ft then expected to rise above
flood stage of 213.0 ft early tomorrow morning then forecast to
rise to near 213.5 ft late tomorrow morning then forecast to
fluctuate near 213.5 ft thru late tomorrow evening.
* Flood stage 213.0 ft
* monitor stage 210.0 ft
* impact... near 214.0 feet, between two hundred thirteen and two
hundred fourteen feet the County park becomes inaccessible. At two
hundred forteen feet water begins to enter Driftwood RV fishing
resort on East Bank of river and just north of the County park.
* Impact... near 213.0 feet, flood stage - Road inside trailer park and
turn around site under rr tracks (tehama/Vina road) become
impassible. Water is into area around structures on east side of
river. No structural damage. Sheriff's office issues advisory.
Makes sure pelhams Bay, Snug Harbor, river inn (small trailer Parks
all in a row on east side of River North of bridge) know of
advisory.
* Impact... near 210.0 feet, water into RV park on east side of river.
Tires of trailers get wet.


&&

Lat... Lon 4009 12228 4010 12205 3996 12199 3994 12221





241 PM PST Tue Feb 21 2017

The Flood Warning continues for
the Middle Fork feather river near Portola.
* Until late Thursday night.
* At 1:30 PM Tuesday the stage was 9.3 feet.
* Flood stage is 8.5 feet.
* Minor to moderate flooding will occur through Thursday morning. The
river may briefly reach major flood stage Wednesday morning.
* Forecast... the river will crest near 10.5 feet Wednesday morning,
then fall below flood stage Thursday morning.
* Impact... at 10.5 feet... significant flooding of lowlands, roads,
railroads, homes and businesses along river from Beckwourth to
Sloat, including Portola. Highway 89 in Clio may be covered by
water tonight and Wednesday.
* Flood history... this crest compares to a previous crest of 10.2
feet on January 10 2017.


Lat... Lon 3988 12071 3983 12038 3981 12039 3972 12058 3985 12072



1152 am PST Tue Feb 21 2017

The National Weather Service in Reno has issued a

* Flood Warning for...
rain and snowmelt in...
Big Valley in northwestern Lassen County California...

* until 1130 am PST Sunday

* at 1132 am PST, the Canby gauge on The Pit river in Modoc County
is nearing flood stage and is expected to rise further... with
minor to moderate flooding later Tuesday through Wednesday
afternoon. Flood waters will move downstream into Lassen County on
Wednesday and Thursday.

* Some locations that will experience flooding include...
Big Valley including Nubieber and Bieber... and Pittville.

Precautionary/preparedness actions...

A Flood Warning means that flooding is imminent. All interested
parties in the lower elevations near The Pit river should take
necessary precautions immediately.


Lat... Lon 4100 12125 4097 12122 4099 12119 4107 12116
      4108 12120 4119 12119 4119 12109 4104 12107
      4092 12121 4093 12125 4103 12133 4106 12133
      4106 12132


Ss


912 am PST Tue Feb 21 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...

Officials have reported that Clear Creek out of Whiskeytown dam in
Shasta County will exceed the safe channel capacity and will flood.
Downstream locations impacted includes the environmental school and
other residents in low lying areas near the creek.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.


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


Hydrologic Statement
Issued: 8:51 PM PST Feb. 21, 2017 – National Weather Service

Forecast information for
feather river near Gridley.
* At 8:15 PM Tuesday the stage was 90.5 feet.
* Forecast to fluctuate near 90.5 ft thru late tomorrow evening.
* Flood stage 103.8 ft
* monitor stage 95.0 ft


&&

Lat... Lon 3944 12176 3944 12154 3928 12151 3925 12174