STORM SUMMARY NUMBER 01 FOR NORTHERN ROCKIES TO THE GREAT LAKES
WINTER STORM
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
900 PM CST THU FEB 08 2018

...A FAST-MOVING WINTER STORM WILL PRODUCE WIDESPREAD ACCUMULATING
SNOWS FROM THE ROCKIES TO THE SOUTHERN GREAT LAKES REGION. HEAVY
SNOW ACCUMULATIONS ARE EXPECTED TO OCCUR THURSDAY NIGHT AND FRIDAY
ALONG A NARROW BAND EXTENDING FROM IOWA TO SOUTHERN LOWER MICHIGAN
FAR NORTHERN INDIANA AND NORTHWEST OHIO... 

WIND CHILL ADVISORIES ARE IN EFFECT FROM NORTHEAST MONTANA TO FAR
NORTHWEST WISCONSIN.

FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 800 PM CST...SURFACE OBSERVATIONS INDICATED A WELL-DEFINED
SURFACE FRONT EXTENDING WEST FROM THE MID MISSISSIPPI VALLEY BACK
INTO THE CENTRAL HIGH PLAINS AND NORTHWEST FROM THE CENTRAL HIGH
PLAINS INTO THE NORTHERN ROCKIES. A STRONG TEMPERATURE CONTRAST
WAS NOTED ACROSS PORTIONS OF THE FRONT. SOUTH OF THE FRONT
TEMPERATURES IN THE 40S WERE REPORTED ACROSS PORTIONS OF SOUTHWEST
MONTANA. NORTH OF THE FRONT SINGLE DIGIT AND BELOW ZERO
TEMPERATURES WERE REPORTED ACROSS MUCH OF CENTRAL AND EASTERN
MONTANA. IN ADDITION TO COLDER TEMPERATURES STRONG GUSTY WINDS
HAVE BEEN OBSERVED NORTH OF THE FRONT ACROSS PORTIONS OF MONTANA
AND NORTHERN WYOMING. RADAR INDICATED AREAS OF LIGHT TO MODERATE
SNOW FALLING ALONG AND NORTH OF THE BOUNDARY FROM NORTHWEST
MONTANA TO NORTHERN ILLINOIS AND SOUTHERN WISCONSIN. 

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 900 PM CST WED FEB
07 THROUGH 800 PM CST THU FEB 08...

...MONTANA...
POWDERVILLE 8 NNE                    12.0                    
HAVRE 1 S                            11.8                    
EKALAKA                               8.7                    
FORSYTH 0.4 ENE                       8.0                    
ISMAY 27.6 WSW                        8.0                    
MALTA 33 SW                           8.0                    
ROCK SPRINGS                          8.0                    

...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...

...MONTANA...
YELLOWSTONE CLUB - TIMBER STATION     62                    

...WYOMING...
GARRETT 11 SSE                        67                    
W ROCK RIVER                          61                    
CENTENNIAL 14 NE                      60                    
GLENDO 9 S                            60                    
SHERIDAN 2 SSW                        57                    


A WEAK SURFACE LOW IS FORECAST TO DEVELOP ALONG THE SURFACE FRONT
AND TRACK NORTHEAST FROM THE MID MISSISSIPPI VALLEY THURSDAY NIGHT
INTO THE SOUTHERN GREAT LAKES REGION ON FRIDAY. MODERATE TO HEAVY
SNOWS ARE FORECAST TO DEVELOP NORTH OF THE LOW. ACCUMULATIONS OF 6
TO 12 INCHES, WITH LOCALLY HIGHER AMOUNTS, ARE EXPECTED FROM IOWA
TO SOUTHERN LOWER MICHIGAN FAR NORTHERN INDIANA AND FAR NORTHWEST
OHIO. THIS AREA INCLUDES THE METROPOLITAN AREAS OF CHICAGO AND
DETROIT. 

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 300 AM CST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.

PEREIRA