National Weather Service United States Department of Commerce

Atmospheric River in the Pacific Northwest and Northern Rockies this Weekend

A Pacific storm and atmospheric river will impact the Pacific Northwest states and northern Rockies this weekend, bringing locally heavy low elevations rain and heavy high elevation snow in the mountains. By Sunday over the Interior Northwest, rain combined with snowmelt will increase the risk of flood hazards. Flood Watches are in effect. Read More >

 

The Autumnal Equinox
(official start of the Fall season) 
September 23, 2023 at 2:50 am EDT

 

Countdown...

Leaves falling

 


 

Frost & Freeze Dates
The following tables show the dates that Columbia, SC and Augusta, GA have recorded their first, last, and average dates in which their minimum temperature has dropped either to or below 36, 32, or 28 degrees. The data for each site was compiled using the period of record from 1948-2014.

 

Minimum temperature of 36 degrees
  Columbia Augusta
Average Date October 25 October 24
Earliest Date 10/3/1974 9/30/1967
Latest Date 11/14/2003 11/30/1948

 

 

Minimum temperature of 32 degrees
  Columbia Augusta
Average Date November 3 November 6
Earliest Date 10/4/1974 10/10/2000
Latest Date 12/10/1978 12/20/1948

 

 

Minimum temperature of 28 degrees
  Columbia Augusta
Average Date November 16 November 17
Earliest Date 10/22/1952 & 1974 10/22/1974
Latest Date 12/19/2011 12/26/1948