Winter weather alerts for 2009-2010 (Billings, Missoula: gated, living, moving)

[ElkHunter]

We had our first winter weather alert for Montana yesterday so figured I'd better switch the thread to Winter Weather.

[ElkHunter]

[seven of nine]

that should answer a few questions.
Thanks.

[Kristynwy]

LOL I wondered on what the predictions were, the only thing I heard was on the radio... Thanks for posting that forecast Elk!

[ElkHunter]

I already received the next one.

[ElkHunter]

And for Western Montana it looks a little bleak earlier.

227 PM MDTMDT1.Moderate 2.Mountain Daylight TimeClick for More... THU OCT 1 2009 ...STRONG WINDS EXPECTED OVER NORTHWEST MONTANA LATE SATURDAY AND SUNDAY... ...SIGNIFICANT SNOW POSSIBLE IN THE MOUNTAINS OF CENTRAL IDAHO AND SOUTHWEST MONTANA THIS WEEKEND... .DISCUSSION...A MOIST NORTHWEST FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More... WILL CONTINUE TONIGHT WHICH IS A PRETTY GOOD FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More... FOR MAINTAINING CLOUD COVER OVER THE NORTHERN ROCKIES. THIS WILL LIMIT RADIATIONAL COOLINGRADIATIONAL COOLINGThe cooling of the Earth's surface.At night, the Earth suffers a netheat loss to space due toterrestrial cooling. This is morepronounced when you have a clearsky.Click for More... SOMEWHAT TONIGHT...BUT GIVEN THE COOL AIR MASS IN PLACE...VALLEYS WILL AGAIN DROP TO AROUND FREEZING. A STRONG LOW PRESSURE SYSTEMLOW PRESSURE SYSTEMAn area of a relative pressureminimum that has converging windsand rotates in the same directionas the earth. This iscounterclockwise in the NorthernClick for More... WILL BEGIN TO DROP INTO THE NORTHWEST U.S. FRIDAY. THIS WILL PUSH A WEAK FRONTFRONTA boundary or transition zonebetween two air masses of differentdensity, and thus (usually) ofdifferent temperature. A movingfront is named according to theadvancing air mass, e.g., coldfront if colder air is advancing.Click for More... AND SHOWERS INTO NORTHWEST MONTANA AND NORTHERN IDAHO DURING THE DAY. THE SYSTEM WILL START TO HAVE A MORE WIDESPREAD IMPACT ON THE REGION OVER THE WEEKEND AS IT DROPS THROUGH OREGON TO THE NORTHERN GREAT BASINBASINAn area having a common outlet forits surface runoff. Also called a"Drainage Basin."Click for More.... WRAP AROUND FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More... AHEAD OF THIS SYSTEM WILL SPREAD PRECIPITATIONPRECIPITATIONThe process where water vaporcondenses in the atmosphere to formwater droplets that fall to theEarth as rain, sleet, snow, hail,etc.Click for More... INTO CENTRAL IDAHO AND SOUTHWEST MONTANA MAINLY SATURDAY NIGHT THROUGH SUNDAY. THIS IS A GOOD PATTERN FOR SNOW IN THAT AREA...BUT THE PLACEMENT OF THIS SYSTEM IS STILL UNCERTAIN. HOWEVER...THE MOUNTAINS FROM SOUTHERN IDAHO COUNTY THROUGH THE SOUTHERN BITTERROOTS INTO THE PINTLAR REGION COULD RECEIVE HEAVY SNOW .This generally means...Click for More.... SNOW LEVELS ARE EXPECTED TO STAY ABOVE ALL BUT THE HIGHEST VALLEYS UNTIL SUNDAY NIGHT...AT WHICH TIME THE PRECIPITATIONPRECIPITATIONThe process where water vaporcondenses in the atmosphere to formwater droplets that fall to theEarth as rain, sleet, snow, hail,etc.Click for More... SHOULD BE DECREASING. NEVERTHELESS...AREAS SUCH AS BUTTE...GEORGETOWN LAKE...AND DIXIE IDAHO COULD ALSO SEE SEVERAL INCHES OF SNOW. ANOTHER POTENTIAL MAJOR IMPACT FROM THIS SYSTEM WILL BE INCREASING NORTHEAST WINDS ACROSS THE REGION. THE STRONGEST OF THESE WILL BE ACROSS NORTHWEST MONTANA...MORE SPECIFICALLY THE FLATHEAD VALLEY NORTH THROUGH WHITEFISH RANGE AND EUREKA AREA. THESE WINDS WILL DEVELOP SATURDAY AFTERNOON...THEN INTENSIFY SATURDAY NIGHT INTO SUNDAY. WIDESPREAD SUSTAINED WINDS NEAR 30 MPH WITH GUSTS IN EXCESS OF 40 MPH CAN BE EXPECTED IN THIS REGION...WITH SOMEWHAT LESSER BUT STILL PROMINENT WINDS WEST INTO THE KOOTENAI REGION AND SOUTH THROUGH WEST CENTRAL MONTANA. LOCALIZED DAMAGING WINDS MAY BE POSSIBLE ON THE MOUNTAIN SLOPES SATURDAY NIGHT. THE AFOREMENTIONED LOW PRESSURE SYSTEMLOW PRESSURE SYSTEMAn area of a relative pressureminimum that has converging windsand rotates in the same directionas the earth. This iscounterclockwise in the NorthernClick for More... WILL CONTINUE TO EXIT THE REGION ON MONDAY...BUT A FEW SHOWERS COULD LINGER ACROSS SOUTHWEST MONTANA AND LEMHI COUNTY. THE REMAINDER OF THE WEEK WILL REMAIN UNDER NORTH TO NORTHWESTERLY FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More.... THIS FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More... PATTERN SHOULD KEEP A FEW SHOWERS AROUND AND TEMPERATURES NEAR CLIMATOLOGYCLIMATOLOGYThe science that deals with thephenomena of climates or climaticconditions.Click for More.... && .AVIATION...VFRVFRVisual Flight Rules - Usuallydenotes clear skies or ceilingsgreater than 3000 ft andvisibilities greater than 6 statutemiles.Click for More... CEILINGS AND SOME HIGH TERRAIN SHOWERS ARE EXPECTED TO LINGER THROUGH THE EVENING ACROSS THE REGION AS NORTHWEST FLOWFLOW(abbrev. FLW) Wind. In meteorology,a qualitative reference of an airparcel(s) with respect to itsdirection of movement, sometimesspecified at a certain height orpressure elevation, e.g. westerlyflow at 500 mb. In hydrology, thevolumetric flow of water past agiven point on a stream or river,usually in cubic feet per second(cfs)Click for More... ALOFT PERSISTS. A TROUGHTROUGHAn elongated area of relatively lowatmospheric pressure, usually notassociated with a closedcirculation, and thus used todistinguish from a closed low. Theopposite of ridge.Click for More... OF LOW PRESSURE WILL APPROACH THE NORTHERN ROCKIES BY FRIDAY MORNING. INCREASED CLOUD COVER FROM WEST TO EAST AND SHOWERS BECOMING MORE WIDESPREAD CAN BE EXPECTED AS THE DAY PROGRESSES. MOUNTAINS SHOULD BE OBSCURED WITH PASSES OBSCURED AT TIMES TONIGHT THROUGH FRIDAY.

[seven of nine]

well ya gotta have some snow for the Montana calendars!

[mtlogger]

Thanks, looks like we'll fine to Billings today.

[Kristynwy]

WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY AFTERNOON
Urgent - Winter Weather Message... Corrected
National Weather Service Billings MT
259 PM MDT Fri Oct 2 2009

Southern Wheatland-Northern Stillwater-Southern Big Horn-
Eastern Carbon-Northern Park-Northern Sweet Grass-Golden Valley-
Judith Gap-Paradise Valley-Livingston Area-Sheridan Foothills-
Including The Cities Of... Harlowton... Columbus... Absarokee...
Pryor... Lodge Grass... Bridger... Joliet... Clyde Park... Wilsall...
Big Timber... Ryegate... Lavina... Judith Gap... Emigrant...
Livingston... Sheridan

... Winter Storm Watch In Effect From Sunday Morning Through
Monday Afternoon...

The National Weather Service In Billings Has Issued A Winter
Storm Watch... Which Is In Effect From Sunday Morning Through
Monday Afternoon.

Heavy Wet Snow Will Develop Over The Area Sunday... With Potential
Total Snow Accumulations Of One To Two Feet By Monday Morning.

Precautionary/Preparedness Actions...

A Winter Storm Watch Is Issued When Severe Winter Weather Is
Possible But Not Imminent. At This Time There Is A Potential For
Significant Snow And Or Ice Accumulations. Future Driving And
Walking Conditions May Become Hazardous So It Is Important To
Monitor The Latest Forecasts.

[severdsoul]

WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THURSDAY TO 6 PM MDT FRIDAY
UNTIL 10:00PM MDT
Urgent - Winter Weather Message
National Weather Service Missoula MT
156 PM MDT Wed Oct 7 2009

Missoula/Bitterroot Valleys-

... Winter Weather Advisory In Effect From 9 PM Thursday To 6 Pm
Mdt Friday...

The National Weather Service In Missoula Has Issued A Winter
Weather Advisory For Snow And Blowing... Followed By Very Cold
Temperatures... Which Is In Effect From 9 PM Thursday To 6 PM Mdt
Friday.

A Much Colder System Will Dive Out Of Canada Thursday Night
Bringing With It Snow And Very Cold Temperatures. Snow
Accumulations Of 1 To 2 Inches Are Expected By Friday Morning.
However... The Main Impact From This Storm Will Be Strong Gusty
Northeast Winds 15 To 25 With Local Gusts To 35 Mph Creating
Blowing And Drifting Snow. These Winds And Very Cold Temperatures
Are Expected To Continue Into Friday.