Highlights of the 2 PM Call:
Spring Storm Talking Points
04/09/2019
2:00 PM
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Strong spring storm will move into Colorado Wednesday morning with high
winds and rain quickly changing to heavy, wet, wind-driven snow and
blizzard conditions across the lower elevations. Effects will continue
overnight Wednesday and into Thursday morning.
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It will feel warm on your way to work/school Wednesday morning until a
strong cold front crosses the plains of Colorado late morning.
Precipitation will start as rain with a fairly rapid changeover to snow
beginning;
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Noon to 2 pm Fort Collins/Boulder/Denver/Greeley
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1-2 PM Palmer Divide
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After 2 PM Northeast Plains
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Potentially damaging winds causing power outages will accompany the snow
later Wednesday afternoon and evening, especially east of I-25
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Impacts: Afternoon/evening commute on Wednesday will be
hazardous/dangerous with heavy, wet, wind-driven snow and blowing snow
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Remains dangerous over the eastern plains & Palmer Divide through
Thursday AM, should see improvement Denver to Fort Collins by Thursday
morning.
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Significant impacts at DIA due to strong winds, low visibility, and
blowing snow.
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Scattered power outages
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Harsh transition for livestock - shelter if possible
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Road temperatures will start out warm, some initial melting/slush
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Rapid cooling will result in icy roads for the late evening commute,
faster freeze-up where snow is blowing.
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Confidence
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HIGH for winds
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HIGH for snow amounts in the mountains, foothills, Palmer Divide, and
far northeast plains east of Akron-Sterling line
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LOW-MODERATE for snow amounts I-25 corridor Wednesday afternoon into
the afternoon commute. Timing of changeover and exact storm track are
factors.
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Snowfall Amounts: snow heavy at times
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Mountains: 6-14 inches
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Urban Corridor and Eastern Plains 4-8 inches, heaviest favoring
west/south metro Denver to locations just east of I-25
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Amounts will vary - banded precipitation likely/heavy snow 2” per hour
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Ending
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I-25 Urban Corridor Denver - Fort Collins, tapers off late Wednesday
night to Thursday AM
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Eastern Plains: Snow tapers off Thursday morning, but strong winds
and blowing snow through the day
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Mountains: Thursday
On Tue, Apr 9, 2019 at 7:40 AM Greg Hanson - NWS Federal <
gregory.hanson(a)noaa.gov> wrote:
Please join the National Weather Service Denver/Boulder on a
conference
call for the upcoming winter storm.
*Location at risk:* North Central & Northeast CO, and mountains.
*DATE: *Tuesday April 9 2019
*TIME:* 2 PM MDT
*DIAL IN NUMBER:* 1-866-231-8384
*PASS CODE:* 3034944221#
The latest Situation Report on the storm is here:
https://www.weather.gov/media/bou/sitreport/SitReport1.pdf
Greg
--
David Barjenbruch
National Weather Service
Boulder, CO 80305
303-494-3210