Watches, Warnings, and Advisories

Current Watches, Warnings and Advisories for Jefferson (COC059) Colorado Issued by the National Weather Service

 

Winter Storm Warning Winter Storm Warning - Jefferson (Colorado)


Updated:Sun, 26-Apr-2015 8:18pm MDT
Effective:Sun, 26-Apr-2015 8:18pm MDT
Expires:Mon, 27-Apr-2015 12:00pm MDT
Severity:Moderate
Urgency:Expected
Certainty:Likely
Status:Actual
Type:Alert
Category:Met

Areas affected: Central and Southeast Park County; South and East Jackson, Larimer, North and Northeast Grand, Northwest Boulder Counties Above 9000 Feet; South and Southeast Grand, West Central and Southwest Boulder, Gilpin, Clear Creek, Summit, North and West Park Counties Above 9000 Feet
 
Instructions: A winter storm warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Consider delaying travel until conditions improve. If you must travel...keep an extra flashlight... Food...and water in your vehicle in case of an emergency.

Message summary: ...areas of heavy snow in the central colorado mountains...
.a wet spring storm system will move slowly east across the southern rockies tonight...spreading rain and snow north into colorado. The heaviest snow will be in the wet and sangre de cristo mountains of southern colorado. Further north there will still be enough moisture to produce periods of heavy snow across park county...and steady snow that is not as heavy in areas north of interstate 70. Storm total snowfall of 8 to 18 inches is expected...with the heaviest amounts over areas just east of the continental divide in gilpin...clear creek...and park counties. The snow level will lower a little overnight...from around 8000 feet to between 6 and 7 thousand feet. However heavy accumulations and travel impacts are expected to be limited to areas around 8000 feet. Road warm temperatures will keep highways wet except during the periods of heavy snowfall.
...winter storm warning remains in effect until noon mdt monday...
* timing...snow will continue overnight and will be heavy at times especially in park county.
* snow accumulations...storm totals of 8 to 18 inches...with the heaviest amounts on the east slopes of gilpin...clear creek...and park counties.
* wind/visibility...east 10 to 20 mph. Visibility will drop below a quarter mile in the heavier snow.
* impacts...travel will be hazardous in the areas of heavy snow due to slushy roads and low visibilities. The wet heavy snow may weigh down trees and break branches.
...view the complete message

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Source: NWS Watches, Warnings or Advisories for zone COC059

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