The 2005 NolanWater Doesken and Roger Pielke, Sr Year Atmospheric Science Department, Colorado State University In Review Water Year 2005
Departure (Degrees Fahrenheit)
10.0 8.0 6.0 4.0 2.0 0.0 -2.0 -4.0 Oct
Nov
Dec
Eastern Plains
Jan
Feb
Mar
Foothills
Apr
May
Mountains
Jun
Jul
Aug
Sep
Western Valleys
Water Year 2005 temperature departures from 1971-2000 average.
► Snow blitz across southern Rockies. ► Near-average snowpack in the South Platte basin. ► Mild winter (12th in a row). ► Beneficial April and early June precipitation. ► A hot and dry July. ► Below average growing season precipitation. ► A saving Denver-metro rain August 3-5th. ► Overall – Above average temperature, near to slightly below average precipitation. ► October 2005 – Great moisture on the Plains!
F A rp a r c i tl Colo Statewide Ave Summer (Jun-Aug) Temperature Time Series i o 1 n 2 o 0 f0 5 C o S ln o o rw a p d a o c k i C WY2005 daily hydrographs, n f provisional data provided by the o o lL USGS. r o o rn C a g o d -l o T o ’e r s ra m d s o tD a r to
Colorado Statewide Average Winter (Dec-Feb) Temperature Time Series
33 31
Average Temperature
Temperature Average Temperature
70 69 68 67
27
T e m p e ra tu re (d e g F )
Temperatuure (deg F)
29
Temperature
66
25 23 21
65 64 63 62
19
61
Summer 2005 (May – September) precipitation as a percent of the 1971-2000 average.
Water Year 2005 precipitation as a percent of the 1971-2000 average.
60
189 1905 1900 1915 1910 1925 1920 1935 1930 1945 1940 1955 1950 1965 1960 1975 1970 1985 1980 1995 1990 2005 2000 5
18 95 19 00 19 05 19 10 19 15 19 20 19 25 19 30 19 35 19 40 19 45 19 50 19 55 19 60 19 65 19 70 19 75 19 80 19 85 19 90 19 95 20 00 20 05
17