Thursday, April 26, 2018

Weather & Climate Data


CoCoRaHS weather data for WA-OK-5
for Oroville, WA at 950 feet.
Readings are usually taken at 6:00 a.m.
(Month Data page link above is updated daily.)

INFO: Weather data is observed and collected on
a "weather" year starting on October 1st thru
September 30th. This is the 2018 CoCoRaHS
Weather Year.

WSU - Ag Weather Network - East Oroville Site
Longest period with no precipitation:
2014 =   25 days
2015 =   34 days
2016 =   29 days
2017 = 103 days.
2018 =   10 days.

* = Value may be adjusted.

Thu  44*     Clear & calm.
Wed 45  76 Sunny & windy.
                   Day 4 w/o precipitation.
Tue  40  72 Clear & calm
                   Day 3 w/o precipitation.
Mon 38  67 Clear. Light air.
                   Day 2 w/o precipitation.
Sun 41  65 Sunny. Windy. 
                  Day 1 w/o precipitation.
Sat  50  66 Morning storm blows through.
                   Precip. = .03
Fri   43  68  Partly sunny. Some wind.
                   Day 4 w/o precipitation.
Thu 38  65  Clear & calm.
                   Day 3 w/o precipitation.

July - Sept.  2017 =    .11 inches on  5/92 days or   5.4%.
July - Sept.  2016 = 1.42 inches on 15/92 days or 16.3%.

PRECIP SUMMARY:  - SNOWFALL SUMMARY:
April        =    1.82          April        =    -0-
2018       =    8.70          2018       =  11.10
2017-18  =  12.86          2017-18  =  20.55

April Precipitation
11/24 = 45.8%
Precip. 01.82
Max. Precip. in 24 Hrs. = .59
4 consecutive days w/o precip/swe.

WA-OK-5 - 2018
46/114 = 40.4%
Precip. 7.46 + SWE of 1.24 = 8.70
Max. Precip. in 24 Hrs. = .87
Max. SWE in 24 Hrs. = .09
10 consecutive days w/o precip/swe.
2018 snowfall: 11.80 inches.

WA-OK-5 - 2017
106/365 = 29.0%
Precip. of 12.30  & SWE of 2.24 = 14.54
Snowfall = 24.65 inches.

WA-OK-5 - 2016
118/366 = 39.5%
Precip. & SWE = 13.50 + 1.25 = 14.75
The 3rd wettest year in the past 17.

CoCoRaHS 2017-18 /Precip. Year 2018 (Oct.-Sept.)
79/206 = 38.3% Precipitation/SWE.
Precip. of 10.80 + SWE of 2.06 = 12.86
Max. Precip. in a 24 Hr. period = .87
Max. 12 days in a row w/o precipitation. 
Max. SWE in a 24 Hr. period = .33 inches.
Total snowfall = 20.55 inches

CoCoRaHs 2016-17 /Precip. Year 2017 (Oct.-Sept.)
Yearly; 13.72 + SWE of 1.79 = 15.51
118/365 = 32.3%  Precipitation/SWE.

CoCoRaHS 2015-16 /Precip Year 2016 (Oct.-Sept.)
Yearly: 13.49 + 1.89 = 15.38
109/366 = 29.8%  Precipitation/SWE.

CoCoRaHS 2014-15 /Precip Year 2015 (Oct.-Sept.)
Yearly: 10.32 + 2.09 = 12.41
88/365 = 24.1% Precipitation/SWE.
                 
CoCoRaHs 2013-14 /Precip Year 2014 (Oct.-Sept.)
Yearly: 8.30 + 21.27 = 9.57

WSU-AWN WINDRUN: 
April:         High  175.3 - Low    69.8 Avg. = 123.0
Year 2018: High  328.9 - Low     2.5 Avg. =   93.7
Year 2017: High: 244.5 - Low:    .7  Avg.  =  62.8
Year 2016: High: 249.4 - Low    9.9  Avg. =   89.5
Year 2015: High: 375.2 Low: 20.8  Avg. = 101.4
Year 2014: High: 354.1 - Low: 16.2. Avg. = 104.3
Year 2013: High: 259.2 - Low: 21.6. Avg. =   98.3
Year 2012: High: 231.7 - Low: 18.9. Avg. =   97.9
Year 2011: High: 286.3 - Low: 38.0. Avg. = 105.5

April:  Wind, rain and sun = Spring.
March:  Ice melted on the lake (again) 3/17/18.
February:  Ice melted on the lake on 2/9/18 & reformed 2/19/18.
March (2017):  Ice melted on the lake on 3/25/17.

Snowfall:
Regular snowfall readings are taken from
October 1st through March 31st.

2017-18 =  20.55  inches.
2016-17 =  26.1    inches.
2015-16 = 19.2     inches
2014-15 =   9.9     inches.
(For more data - see Precipitation Page above.)

Monday, April 16, 2018

Photo of the month - April 2018
A wet cool month so far.