The Weather Prediction Center

College Park, MD


Storm Summary Message



Storm Summary Number 1 for Intermountain West to Plains Winter
Storm
NWS Weather Prediction Center College Park MD
800 PM MST Mon Feb 03 2020

Light to moderate snow falling over the Northern/Central Rockies
and Central Plains.

Winter Storm Warnings, Watches and Advisories are in effect for
parts of Wyoming, Colorado, northern New Mexico, Central/Southern
Plains and Missouri.

For a detailed graphical depiction of the latest watches, warnings
and advisories, please see www.weather.gov

At 700 PM MST...A low pressure system with a central atmospheric
pressure of 992 mb or 29.29 inches of mercury was identified over
central Colorado. An occluded front extended southward into a
triple-point low in Northern New Mexico where the pressure was
observed to be 994 mb or 29.35 inches of mercury. A cold front
stretched southwestward into Arizona, northwestern Mexico and
eastern Pacific. Another boundary stretches eastward into northern
Texas, up across the central and Mid-Atlantic U.S. and eventually
into the Atlantic. National Weather Service Radar and surface
observations indicated light to moderate snow occuring across much
of Colorado and Wyoming with some light snow beginning to stretch
into western Nebraska. The heaviest snow was observed over central
Colorado near Wilkerson Pass.

...Selected preliminary Storm Total Snowfall in inches from 700 PM
MST Sat Feb 01 through 700 PM MST Mon Feb 03...

...COLORADO...
BOULDER 2 W                           6.0                    
GENESEE 1 N                           5.6                    

...SOUTH DAKOTA...
DEERFIELD 4 SE                        7.0                    
LEAD                                  6.5                    

...UTAH...
COTTONWOOD HEIGHTS                   18.2                    
SANDY                                17.0                    
SALT LAKE CITY                       14.0                    
LOGAN                                 9.5                    

...WYOMING...
STORY                                20.0                    
LAMAR RANGER STATION                 15.0                    
LANDER 1 S                           13.7                    
BEDFORD 3 SE                         12.0                    
RIVERTON 1 S                          7.8                    
CASPER                                6.0                    

...Selected preliminary Peak Wind gusts in miles per hour earlier
in the event...

...ARIZONA...
ST JOHNS                               70                    
TAYLOR                                 68                    

...CALIFORNIA...
SAN BERNARDINO                         74                    
HARRISON PARK                          73                    
OAK CREEK                              73                    

...COLORADO...
EMMA 3 SSW                             60                    
WAUNITA 10 ESE                         60                    
DOUGLAS PASS                           59                    

...IDAHO...
IDAHOME 2 NW                           63                    
SPENCER 4 S                            57                    

...NEVADA...
CLIMAX MINE                            74                    
RED ROCK                               67                    

...NEW MEXICO...
GALLUP 3 WNW                           64                    

...UTAH...
LA SAL 9 NNW                           68                    
BARRO                                  59                    
WEST GRANITE                           59                    

...Selected preliminary Storm Total Snowfall in inches where the
event has ended...

...IDAHO...
CHUBBUCK 2 E                          9.0                    
POCATELLO 3 NE                        8.0                    

...MONTANA...
PONY                                 18.0                    
RED LODGE 1 S                        17.0                    
FORT SMITH                           10.0                    
BOZEMAN 2 SSE                         8.0                    

...NEVADA...
MCGILL 10 ESE                        13.0                    
GILLMAN SPRINGS 6 WNW                12.0                    


This low pressure system will move eastward across the central and
eastern U.S. through Friday before departing north toward
Newfoundland. Most of the snow will fall in a swath between New
Mexico and Northern Maine. A total of 6-12 inches of snow is
forecast for the Colorado and Wyoming Rockies through Wednesday.
Snow amounts of 4-8 inches are possible for parts of the Southern
Plains through this same period. Several inches of rain possible
through Saturday over the Southeast and Mid-Atlantic with
thunderstorms possible.

The next Storm Summary will be issued by the Weather Prediction
Center at 200 AM MST. Please refer to your local National Weather
Service office for additional information on this event.

Kebede




Last Updated: 1007 PM EST MON FEB 03 2020