Drought Information Statement
Issued by NWS Denver/Boulder, CO

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AXUS75 KBOU 020049
DGTBOU
COC001-005-013-014-019-031-035-039-047-049-057-059-069-073-075-087-
093-095-115-117-121-123-170000-

Drought Information Statement
National Weather Service Denver/Boulder CO
549 PM MST Wed Mar 1 2017

..Severe Drought was expanded on the east central Colorado Plains...

Synopsis...
The month of February was drier. Although meteorological winter
(December through February) is typically the driest season of the
year for the Front Range Urban Corridor and Colorado Plains...short-
term dryness continues to be a concern east of the Continental
Divide.

Local Areas Affected...
Severe Drought /D2/ in western Lincoln County was expanded into
southern and central Lincoln County. Moderate Drought /D1/ is
occurring along the Front Range Urban Corridor and eastern plains
except for Abnormally Dry /D0/ conditions in Morgan...western
Logan...eastern Adams and all but southwest Weld County. Abnormally
Dry /D0/ conditions continue in the mountains and foothills east of
the Continental Divide. There are no drought designations
immediately west of the divide on the latest U.S. Drought Monitor.

Hydrologic Summary...
The Colorado River basin snowpack was already 108 percent of its
normal peak snowpack on March 1st. The mountain snowpack in the
South Platte River basin was 92 percent of its normal peak snowpack.
In the North Platte River basin the snowpack had reached 99 percent
of its normal peak. The mountain snowpack typically peaks in April.

75 percent of the U.S. Geological Survey stream gages with a long
historical record had normal flows on March 1st.

Climate Summary...
Temperatures and precipitation were generally near to above normal
the past 90 days. Temperatures were 4 to 10 degrees above normal for
the month of February. February precipitation varied widely.
Unofficial NWS Cooperative Observer precipitation totals for
February are listed below:

Location           County     2017  Normal Departure % Normal
--------           ------     ----  ------ --------- --------
North Central Mountains/Foothills
 Conifer 6NE       Jefferson  0.46    0.90    -0.44      51
 Georgetown        Clear Ck   0.60    0.85    -0.25      71
 Georgetown 4SW    Clear Ck   1.00    0.89     0.11     112
 Virginia Dale7ENE Larimer    0.76    0.50     0.26     152
 Williams Fork Res Grand      1.04    0.86     0.18     121
 Winter Park       Grand      2.09    2.15    -0.06      97

Front Range Urban Corridor
 Boulder           Boulder    0.73    0.82     -0.09     89
 Castle Rock       Douglas    0.12    0.65     -0.53     18
 Denver area       Denver     0.23    0.37     -0.14     62
 Fort Collins      Larimer    0.52    0.40      0.12    130
 Loveland 2N       Larimer    0.46    0.52     -0.06     88
 Wheat Ridge       Jefferson  0.13    0.70     -0.57     19

Northeast/East Central Colorado Plains
 Akron 4E          Washington 0.16    0.40     -0.24     40
 Holyoke           Phillips   0.30    0.49     -0.19     61
 Leroy 5WSW        Logan      0.44    0.41      0.03    107
 New Raymer 21N    Weld       0.28    0.36     -0.08     78
 Sedgwick 5S       Sedgwick   0.32    0.53     -0.21     60
 Woodrow 6NNE      Morgan     0.09    0.34     -0.25     26

Unofficial NWS Cooperative Observer precipitation totals for
December through February (meteorological winter) are listed below:

Location       Elevation 2016-2017 Normal  Departure  % Normal
--------       ---------   -----   ------  ---------  --------
North Central Mountains/Foothills
 Conifer 6NE        7180    1.82    2.66    -0.84        68
 Georgetown         8520    4.62    2.44     2.18       189
 Georgetown 4SW    10020    6.59    2.62     3.97       252
 Virginia Dale 7ENE 7015    2.34    1.48     0.86       158
 Williams Fork Rsvr 7618    4.11    2.57     1.54       160
 Winter Park        9108    9.44    6.50     2.94       145

Front Range Urban Corridor
 Boulder            6484    3.05    2.52      0.53      121
 Castle Rock        6184    1.44    2.01     -0.57       72
 Denver area        5284    1.55    1.13      0.42      137
 Fort Collins       5004    1.93    1.30      0.63      148
 Loveland 2N        5080    2.09    1.64      0.45      127
 Wheat Ridge        5398    1.84    2.17     -0.33       85

Northeast/East Central Colorado Plains
 Akron 4E           4540    1.03    1.18     -0.15       87
 Holyoke            3780    1.10    1.35     -0.25       81
 Leroy 5WSW         4550    1.19    1.16      0.03      103
 New Raymer 21N     5180    1.64    1.05      0.59      156
 Sedgwick 5S        3990    1.18    1.35     -0.17       87
 Woodrow 6NNE       4374    1.22    1.11      0.11      110

Weather Outlooks...
The outlooks for the month of March indicate a higher probability of
above normal temperatures and below normal precipitation.

&&

Related web sites...
Additional information on current drought conditions may be found
at the following web addresses...

Advanced Hydrologic Prediction Service (AHPS):
http://water.weather.gov/ahps2/index.php?wfo=bou

U.S. Drought Monitor:
http://droughtmonitor.unl.edu/

Colorado Climate Center/NIDIS Drought Presentations:
http://climate.colostate.edu/drought_webinar.php

NWS Climate Prediction Center Outlooks:
http://www.cpc.ncep.noaa.gov/products/predictions/
http://www.cpc.ncep.noaa.gov/products/expert_assessment/
sdo_summary.php

Natural Resources Conservation Service:
https://www.nrcs.usda.gov/wps/portal/nrcs/main/co/snow/

CWCB Water Availability Task Force Presentations:
http://cwcb.state.co.us/public-information/
flood-water-availability-task-forces/Pages/main.aspx

Acknowledgments...
The Drought Monitor is a multi-agency effort involving the National
Weather Service and National Climatic Data Center, the U.S.
Department of Agriculture, State and Regional Center Climatologists
and the National Drought Mitigation Center. Information for this
statement has been gathered from NWS and FAA observation
sites...cooperative network stations, Natural Resources Conservation
Service SNOTEL network...CoCoRaHS network as well as the Colorado
Division of Water Resources...U.S. Geological Survey...U.S. Bureau
of Reclamation and U.S. Army Corp or Engineers stream and reservoir
gages.

Questions or Comments...
If you have any questions or comments about this drought information
please contact...
National Weather Service
325 Broadway
Boulder CO 80305
303-494-4221

$$
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