National Weather Service United States Department of Commerce

Active Weather for Alaska and Hawaii; Snow across the North

A strong storm approaching Alaska this weekend will bring heavy snow, blizzard conditions and bitterly cold temperatures. Meanwhile, a stalled front near Hawaii may bring flooding and even blizzard conditions for the Big Island Summits this weekend. Across the northern Plains and Great Lakes, accumulating snow some high winds are forecast. Read More >

 

 

 

What to Report

 

Spotters are encouraged to report the following phenomena, if it is safe to do so

 

 

Tornadoes

Flooding

Winter Weather

  • Tornado
  • Funnel Cloud
  • Wall Cloud
  • Persistent Rotation

 

 

  • Flooding that results in evacuations
  • Water rescues: cars, roofs, or trees
  • Water Rapidly rising, or entering homes, not just basements
  • Roads Impassable or closed due to high water
  • Small Streams or rivers overflowing their banks
  • Moderate coastal flooding, not just nuisance inundation
  • 1” Snow in 24 hours
  • 1” Snow in past hour
  • Freezing Rain/Drizzle
  • Any Ice Accumulation

 

Thunderstorms

 

Miscellaneous

  • Tree uprooted or downed
  • > 1 large limb downed
  • Power lines downed
  • Hail (any size)
  • Rain > 1” in past hour
  • Winds > 40 MPH
  • Damage to Structures
  • Tsunami

 

Any injuries or deaths that are weather related

 

Note: Lightning is not a reportable phenomenon, but lightning related damage and casualties are.