weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Flood Warning


Flood Statement
National Weather Service Elko NV
219 PM PDT Wed May 1 2024

...The Flood Warning continues for the following rivers in Nevada...

  Humboldt River At Comus affecting Humboldt County.

.Recent rainfall combined with ongoing high elevation snowmelt will
keep river flows elevated.

For the Lower Humboldt...including Comus...Minor flooding is
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution is urged when walking near riverbanks.

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 500 AM PDT.

&&

NVC013-021200-
/O.CON.KLKN.FL.W.0008.000000T0000Z-000000T0000Z/
/CMSN2.1.SM.240427T1422Z.240504T1800Z.000000T0000Z.NO/
219 PM PDT Wed May 1 2024

...FLOOD WARNING FOR SNOWMELT REMAINS IN EFFECT UNTIL FURTHER
NOTICE...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Humboldt River at Comus.

* WHEN...Until further notice.

* IMPACTS...At 10.0 feet, Minor to moderate lowland flooding
  throughout the reach. Some rural roads near the river begin to
  flood. Very minor flooding begins in Winnemucca with storm drain
  backups, and the lowest parts of town begin to flood.

* ADDITIONAL DETAILS...
  - At 1:15 PM PDT Wednesday the stage was 9.7 feet.
  - Bankfull stage is 8.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 1:15 PM PDT Wednesday was 9.7 feet.
  - Forecast...The river is expected to rise to a crest of 10.2
    feet late Saturday morning.
  - Flood stage is 9.5 feet.
  - Flood History...This crest compares to a previous crest of
    10.2 feet on 06/21/1997.
  - http://www.weather.gov/safety/flood

&&

              Fld   Observed           Forecasts (2 pm PDT)
Location      Stg   Stg   Day/Time     Thu   Fri   Sat

Humboldt River
Comus         9.5   9.7   Wed 1 pm PDT 10.0  10.1  10.2


&&

LAT...LON 4093 11775 4100 11765 4093 11749 4095 11739
      4093 11728 4084 11719 4074 11704 4085 11703
      4100 11722 4103 11734 4098 11744 4105 11762
      4104 11770 4098 11776 4091 11800 4086 11800


$$

96

Flood Statement
National Weather Service Elko NV
216 PM PDT Wed May 1 2024

...The Flood Warning continues for the following rivers in Nevada...

  Humboldt River At Battle Mountain affecting Lander County.

.Recent rainfall combined with ongoing high elevation snowmelt will
keep river flows elevated.

For the Lower Humboldt...including Battle Mountain, Comus...Minor
flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution is urged when walking near riverbanks.

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 515 AM PDT.

&&

NVC015-021215-
/O.EXT.KLKN.FL.W.0009.000000T0000Z-240503T0700Z/
/HBMN2.1.SM.240427T1900Z.240430T1530Z.240503T1200Z.NO/
216 PM PDT Wed May 1 2024

...FLOOD WARNING FOR SNOWMELT NOW IN EFFECT UNTIL EARLY FRIDAY
MORNING...

* WHAT...Minor flooding is occurring.

* WHERE...Humboldt River at Battle Mountain.

* WHEN...Until early Friday morning.

* IMPACTS...At 9.5 feet, Minor Flood Stage. Minor lowland flooding
  throughout the reach. A few rural roads begin to flood.

* ADDITIONAL DETAILS...
  - At 1:15 PM PDT Wednesday the stage was 9.6 feet.
  - Bankfull stage is 8.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 1:15 PM PDT Wednesday was 9.7 feet.
  - Forecast...The river is expected to rise to a crest of 9.6
    feet late this afternoon. It will then fall below flood stage
    early Friday morning.
  - Flood stage is 9.5 feet.
  - Flood History...This crest compares to a previous crest of
    9.7 feet on 05/28/2011.
  - http://www.weather.gov/safety/flood

&&

               Fld   Observed           Forecasts (2 pm PDT)
Location       Stg   Stg   Day/Time     Thu   Fri   Sat

Humboldt River
Battle Mountai 9.5   9.6   Wed 1 pm PDT 9.5   9.4   9.3


&&

LAT...LON 4077 11706 4062 11691 4065 11677 4068 11652
      4062 11652 4057 11648 4061 11646 4071 11649
      4075 11660 4073 11670 4070 11674 4068 11686
      4085 11704


$$

96

Flood Statement
National Weather Service Boise ID
659 AM MDT Wed May 1 2024

...The Flood Warning is extended for the following rivers in
Oregon...

  Owyhee River Below Owyhee Dam affecting Malheur County.

.High mountain snow melt and increased reservoir releases will cause
the river flows to remain high. Expect minor flooding downstream
from the dam.

For the Owyhee River...including Owyhee Dam, Owyhee Dam...Minor
flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued Thursday afternoon at 100 PM MDT
/noon PDT/.

&&

ORC045-021900-
/O.EXT.KBOI.FL.W.0002.000000T0000Z-240504T0907Z/
/OWYO3.1.DR.240423T1520Z.240427T2300Z.240504T0307Z.UU/
659 AM MDT Wed May 1 2024 /559 AM PDT Wed May 1 2024/

...FLOOD WARNING FOR A DAM FLOODGATE RELEASE NOW IN EFFECT UNTIL
EARLY SATURDAY MORNING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Owyhee River below Owyhee Dam.

* WHEN...Until early Saturday morning.

* ADDITIONAL DETAILS...
  - At 6:30 AM MDT Wednesday /5:30 AM PDT Wednesday/ the flow was
    3,666 cfs.
  - Bankfull stage is 1,000 cfs.
  - Recent Activity...The maximum river flow in the 24 hours
    ending at 6:30 AM MDT Wednesday /5:30 AM PDT Wednesday/ was
    3,702 cfs.
  - Forecast...The river is expected to fall below flood stage
    late Friday evening and continue falling to 2,000 cfs Friday,
    May 10.
  - Flood flow is 3,000 cfs.
  - Flood History...This crest compares to a previous crest of
    3,560 cfs on 04/20/1999.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4367 11730 4381 11717 4385 11703 4377 11703
      4364 11721


$$

BOI


Gale Warning


URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
835 PM PDT Wed May 1 2024

PZZ571-021145-
/O.CON.KMTR.GL.W.0025.000000T0000Z-240502T2200Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
835 PM PDT Wed May 1 2024

...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 45 kt and
  seas 9 to 14 ft.

* WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM.

* WHEN...Until 3 PM PDT Thursday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
835 PM PDT Wed May 1 2024

PZZ545-021145-
/O.EXT.KMTR.GL.W.0025.000000T0000Z-240503T0400Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
835 PM PDT Wed May 1 2024

...GALE WARNING NOW IN EFFECT UNTIL 9 PM PDT THURSDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 40 kt and
  seas 6 to 11 ft.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point
  California out to 10 nm.

* WHEN...Until 9 PM PDT Thursday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
835 PM PDT Wed May 1 2024

PZZ540-021145-
/O.EXT.KMTR.GL.W.0025.000000T0000Z-240503T0400Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
835 PM PDT Wed May 1 2024

...GALE WARNING NOW IN EFFECT UNTIL 9 PM PDT THURSDAY...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and
  seas 8 to 10 ft.

* WHERE...Coastal Waters from Point Arena to Point Reyes
  California out to 10 nm.

* WHEN...Until 9 PM PDT Thursday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$


Flood Advisory


Flood Advisory
National Weather Service Elko NV
230 PM PDT Wed May 1 2024

...The Flood Advisory continues for the following rivers in Nevada...

  Owyhee River near Mountain City affecting Elko County.

.The Owyhee River near Mountain City is just below flood stage, and
is expected to remain at or around it`s current stage through the
weekend and into next week.

For the Owyhee River...including Wildhorse Dam, Wildhorse, Mountain
City...elevated river levels are forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 500 AM PDT.

&&

NVC007-021200-
/O.CON.KLKN.FL.Y.0018.000000T0000Z-000000T0000Z/
/OMCN2.N.SM.000000T0000Z.000000T0000Z.000000T0000Z.UU/
230 PM PDT Wed May 1 2024

...FLOOD ADVISORY FOR SNOWMELT REMAINS IN EFFECT UNTIL FURTHER
NOTICE...

* WHAT...Flooding caused by snowmelt continues.

* WHERE...Owyhee River near Mountain City.

* WHEN...Until further notice.

* IMPACTS...At 8.0 feet, Minor flooding along the river channel.

* ADDITIONAL DETAILS...
  - At 2:10 PM PDT Wednesday the stage was 7.3 feet.
  - Bankfull stage is 7.0 feet.
  - Forecast...The river will oscillate below flood stage with a
    maximum value of 7.8 feet Sunday afternoon.
  - Action stage is 7.0 feet.
  - Flood stage is 8.0 feet.
  - http://www.weather.gov/safety/flood

&&

             Fld   Observed           Forecasts (5 pm PDT)
Location     Stg   Stg   Day/Time     Thu   Fri   Sat

Owyhee River
Mountain Cit 8.0   7.3   Wed 2 pm PDT 7.6   7.3   7.4


&&

LAT...LON 4175 11594 4177 11592 4186 11597 4187 11601
      4200 11613 4200 11622 4193 11615 4192 11613
      4189 11610 4187 11606 4182 11601 4179 11596


$$

96

Flood Advisory
National Weather Service Elko NV
224 PM PDT Wed May 1 2024

...The Flood Advisory continues for the following rivers in Nevada...

  Wildhorse Reservoir at Wildhorse Dam affecting Elko County.

.Ongoing snow melt will promote elevated river flows.

For the Owyhee River...including Wildhorse Dam, Wildhorse, Mountain
City...elevated river levels are forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution is urged when walking near banks.

Additional information is available at www.weather.gov.

Next issuance will be by late tonight at 500 AM PDT.

&&

NVC007-021200-
/O.CON.KLKN.FL.Y.0008.000000T0000Z-000000T0000Z/
/WDHN2.N.SM.000000T0000Z.000000T0000Z.000000T0000Z.UU/
224 PM PDT Wed May 1 2024

...FLOOD ADVISORY FOR SNOWMELT REMAINS IN EFFECT UNTIL FURTHER
NOTICE...

* WHAT...An elevated reservoir level caused by seasonal snowmelt
  continues.

* WHERE...Wildhorse Reservoir at Wildhorse Dam.

* WHEN...Until further notice.

* ADDITIONAL DETAILS...
  - At 1:15 PM PDT Wednesday the stage was 6206.2 feet.
  - N/A
  - Forecast...The water level is expected to gradually decline
    through the week and remain below minor flood stage.
  - Action stage is 6205.0 feet.
  - Flood stage is 6208.0 feet.
  - http://www.weather.gov/safety/flood

&&

                   Fld   Observed           Forecasts (5 pm PDT)
Location           Stg   Stg   Day/Time     Thu   Fri   Sat

Wildhorse Reservoir
Wildhorse Dam      6208. 6206. Wed 1 pm PDT 6206. 6206. 6206.


&&

LAT...LON 4170 11584 4169 11583 4168 11585 4169 11586
      4170 11586


$$

96


Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
835 PM PDT Wed May 1 2024

PZZ531-021145-
/O.EXP.KMTR.SC.Y.0076.000000T0000Z-240502T0400Z/
/O.CON.KMTR.SC.Y.0077.240502T1600Z-240503T0400Z/
San Francisco Bay South of the Bay Bridge-
835 PM PDT Wed May 1 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT
THURSDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PDT THIS EVENING...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and rough
  waters expected.

* WHERE...San Francisco Bay South of the Bay Bridge.

* WHEN...From 9 AM to 9 PM PDT Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE