113
WGUS86 KPDT 212144
FLSPDT

Flood Advisory
National Weather Service Pendleton OR
244 PM PDT Mon Jul 21 2025

...Burn scar debris flows due to rainfall around the 2024 Battle
Mountain Complex are possible....

ORC023-049-059-220145-
/O.NEW.KPDT.FA.Y.0002.250721T2144Z-250722T0145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grant OR-Morrow OR-Umatilla OR-
244 PM PDT Mon Jul 21 2025

...FLOOD ADVISORY IN EFFECT UNTIL 645 PM PDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of northeast Oregon, including the following
  counties, Grant, Morrow and Umatilla.

* WHEN...Until 645 PM PDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Rain falling on the burn scar from the from the 2024 Battle
  Mountain Complex burn scar could cause minor debris flows.

* ADDITIONAL DETAILS...
  - At 239 PM PDT, Doppler radar indicated heavy rain. Minor
    flooding is ongoing or expected to begin shortly in the
    advisory area. Between 0.3 and 0.7 inches of rain have
    fallen.
  - Some locations that will experience flooding include...
    mainly rural areas of Northwestern Grant, Southeastern Morrow
    and Southwestern Umatilla Counties
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Move away from recently burned areas. The heavy rains will likely
trigger rockslides, mudslides and debris flows in steep terrain,
especially in and around these areas.

&&

LAT...LON 4500 11929 4502 11916 4498 11917 4495 11919
      4493 11924 4492 11935 4493 11943 4495 11949
      4496 11951 4497 11951 4498 11951 4500 11941


$$

LN