Flood Warning
Flood Statement
National Weather Service Pocatello ID
1221 PM MDT Mon May 20 2024
...The Flood Warning is extended for the following rivers in Idaho...
Portneuf River at Pocatello affecting Bannock County.
.River flows will remain elevated due to snowmelt from warmer
temperatures the last couple of day, though overall river flow will
slightly decrease in the upcoming days due to a diminishing snowpack
and cooler temperatures.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Caution is urged when walking near riverbanks.
Additional information is available at www.weather.gov/pocatello.
&&
IDC005-212100-
/O.EXT.KPIH.FL.W.0001.000000T0000Z-000000T0000Z/
/PIHI1.2.SM.240405T1000Z.240515T1645Z.240528T1706Z.NO/
1221 PM MDT Mon May 20 2024
...FLOOD WARNING FOR SNOWMELT NOW IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and minor flooding is forecast,
though overall snowmelt and resulting flows looks to gradually
decrease due to a diminishing snowpack.
* WHERE...Portneuf River at Pocatello.
* WHEN...Until further notice.
* IMPACTS...At 9.2 feet, Flooding of low lying agricultural land and
pasture will occur in the Inkom and Blackrock area. Lowland
flooding is likely along sections of the river between Portneuf
Gap and the Cheyenne Avenue Bridge in Pocatello.
* ADDITIONAL DETAILS...
- At 11:45 AM MDT Monday the stage was 9.2 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 11:45 AM MDT Monday was 9.4 feet.
- Forecast...River levels should recede slowly over the
upcoming week but the river will likely remain above flood
stage into the weekend.
- Flood stage is 8.5 feet.
- Flood History...This crest compares to a previous crest of
9.1 feet on 05/20/1997.
- http://www.weather.gov/safety/flood
&&
Fld Observed Forecasts (12 pm MDT)
Location Stg Stg Day/Time Tue Wed Thu
Portneuf River
Pocatello 8.5 9.2 Mon 11 am MD 9.1 8.9 9.0
&&
LAT...LON 4294 11262 4298 11250 4283 11236 4281 11223
4275 11232 4277 11241
$$
McKaughan