952 

FZMY70 PGUM 220216

MWSGUM



Marine Weather Statement

National Weather Service Tiyan GU

1213 PM ChST Mon Dec 22 2025



PMZ151-220315-

1213 PM ChST Mon Dec 22 2025



...A STRONG THUNDERSTORM OVER THE WATERS...



A Marine Weather Statement has been issued for the following 

areas... Southern and southwestern Guam Coastal Waters...



At 1204 PM ChST, Doppler radar indicated strong thunderstorms, 

capable of producing winds to around 30 knots and occasional to 

frequent lightning strikes. These thunderstorm were located over 

southern Guam waters moving southwest at 20 knots.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Mariners can expect gusty winds to around 30 knots, locally higher 

waves, and lightning strikes. Boaters should seek safe harbor 

immediately until this storm passes.



&&



LAT...LON 1328A

 21541A

 1285A

 21523A

 1260A

 21559A

 1263A

 21566A

      1276A

 21585A

 1312A

 21603A

 1328A

 21605A

 

$$



PB






757 

WGUS76 KSTO 220220

FFSSTO



Flash Flood Statement

National Weather Service Sacramento CA

620 PM PST Sun Dec 21 2025



CAC089-220645-

/O.CON.KSTO.FF.W.0003.000000T0000Z-251222T0645Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

Shasta CA-

620 PM PST Sun Dec 21 2025



...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM PST THIS 

EVENING FOR SOUTH CENTRAL SHASTA COUNTY...



At 620 PM PST, local law enforcement reported continued heavy rain 

and flash flooding in Downtown Redding and adjacent urban areas and 

roadways, with multiple vehicles stuck in water and swift water 

rescues. Between 3 and 6 inches of rain have fallen. Flash flooding 

is still occurring.



HAZARD...Heavy rain producing life threatening flash flooding.



SOURCE...Law enforcement reported.



IMPACT...Life threatening flash flooding of creeks and streams,

         poor drainage and urban areas, highways, streets and

         underpasses.



Some locations that will experience flash flooding include...

Redding, Palo Cedro, Shasta Dam, Shasta Lake, Anderson, Central 

Valley, Central Valley Cdp, Keswick, Mountain Gate, Olinda, 

Centerville, Millville, Igo and Cottonwood.



* Additional locations include... Interstate 5, State Route 299



This includes the following streams and drainages...Old Cow Creek, 

Kanaka Creek, Olney Creek, Clear Creek, West Fork Stillwater Creek, 

Pit River, Squaw Creek, Cow Creek, Salt Creek, Boulder Creek, 

Tadpole Creek, Paige Soube, Stillwater Creek, Deep Hole Creek, Moody 

Creek, South Fork Clear Creek, Sacramento River, Woodman Creek, 

Spring Branch, McCloud River, East Fork Stillwater Creek, Bear 

Creek, North Fork Cottonwood Creek, East Valley Creek, Anderson 

Creek, Crow Creek, Flat Creek, Bacon Creek, South Cow Creek, Roaring 

River, Little Cow Creek, Spring Creek, Sulphur Creek, Cottonwood 

Creek, Little Backbone Creek, Salmon Creek, Churn Creek, Clover 

Creek, Middle Fork Cottonwood Creek, Andrews Creek, Rock Creek, Dry 

Creek and Buckeye Creek.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Turn around, don't drown when encountering flooded roads. Most flood 

deaths occur in vehicles.



Move to higher ground now. Act quickly to protect your life.



Be especially cautious at night when it is harder to recognize the 

dangers of flooding.



Be aware of your surroundings and do not drive on flooded roads.



Please report observed flooding to local emergency services or law 

enforcement and request they pass this information to the National 

Weather Service when you can do so safely.



&&



LAT...LON 4039 12252 4039 12253 4039 12259 4061 12259

      4077 12238 4077 12209 4054 12209 4040 12225



FLASH FLOOD...OBSERVED

FLASH FLOOD DAMAGE THREAT...CONSIDERABLE



$$



KH