Average Temperature Increase from beginning of data period to end of period- by buoy site
(degrees Centigrade for sea surface temperatures and air tempertures)
NOAA monitoring buoy site: source:
http://www.ndbc.noaa.gov/historical_data.shtml Summary of average temperature increase by region and regression slope for trend (degrees C/decade)
(Average temperature was compared for the first 3 or 4 or 6 or 8 years of period to similar period at end of data period)
Alaska Kodiak Island
SST
Average temperature increase from first 4 years of period to last 4 years was 1.5 degrees C
Average temperature increase from first 8 years of period to last 8 years was 0.8 degrees C
linear regression slope = 0.5 degrees C./decade
AT similar but more variable
Great Lakes (3 sites of over 25 years data summarized of several sites partially compiled)
SST
Av. Temp. increase from first 5 years of period to last 5 years at least 1.5 degrees C
Av. Temp. increase from first 8 years of period to last 8 years at least 1.6 degrees C
regression slope = 0.79 to 0.94 degrees C/decade
AT similar but more variable
North Atlantic coast (6 sites of over 20 years summarized here)
SST
Av. Temp. increase from first 5 years of period to last 5 years at least 0.5 degrees C
regression slope = 0.24 to 0.40 degrees C/ decade
AT similar but more variable
South Atlantic (3 sites summarized here)
SST
Av. Temp. increase from first 4 years of period to last 4 years at least 0.6 degrees C
Av. Temp. increase from first 6 years of period to last 6 years at least 0.5 degrees C
regression slope = 0.20 to 0.29 degrees C/decade
AT similar but more variable
Western Gulf (2 mid-Gulf sites summarized here)
SST
Av. Temp. increase from first 6 years of period to last 6 years at least 0.9 degrees C
regression slope = 0.5 degrees C/decade
AT similar but more variable
Eastern Gulf of Mexico (5 sites summarized here with data over 20 years)
SST
Av. Temp. increase was 0.3 to 0.8 degrees C for first 3 or 6 years compared to last 3 or 6 years
regression slope = 0.16 to 0.53 degrees C/decade
details:
www.flcv.com/sitesum.html