Area Forecast Discussion
Issued by NWS North Platte, NE

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FXUS63 KLBF 241140 AAA
AFDLBF

Area Forecast Discussion...UPDATED
National Weather Service North Platte NE
540 AM CST Tue Jan 24 2017

.SHORT TERM...(Today and tonight)
Issued at 318 AM CST Tue Jan 24 2017

What a difference in 24hrs. Nam is initializing quite well with the
sensible weather early this morning. Can see the upper closed low
spinning over Wyoming. Surface low at 995mb about 50 miles further
south than forecast yesterday at this time. Currently over northeast
New Mexico and southeast Colorado. 3hr pressure change at -2mb
centered over Wichita. The southern shift is more favored for snow
fall over western Nebraska. TD`s in the low to mid 30`s with east to
southeast flow up to 700mb. Will be interesting to see the
actual PWATS on this mornings sounding.  North winds in the Panhandle
with snow over the west. Initial precipitation will have the
possibility for some freezing type over the southwest with snow to
the northwest. Strong northerly winds over the southwest through the
day then shifting to the north central late this afternoon and
evening. Most intense snowfall late this afternoon into the evening
as 700mb low and 500mb level low close off over western Nebraska. Up
to a half inch of liquid from North Platte to O`neill as strong mid
level frontogenesis occurs. Highs today in the upper 20s to around
30. Will add most of the counties along highway 2 to the warning.
Snow continuing this evening into Wednesday morning mainly over
north central Nebraska east of US Highway 83. Lows tonight in the
teens. Wind chills some negative over extreme northwest will
generally stay above zero over the majority of the area through
Wednesday morning.

.LONG TERM...(Wednesday through Monday)
Issued at 318 AM CST Tue Jan 24 2017

Snow will move out of the area by 18z Wednesday as
the low continues to move East. The strong northwest winds will also
decrease by Wednesday afternoon.

For Wednesday night through Monday night a ridge will develop across
the Western United States giving a northwest flow across our
forecast area. Temperatures will remain below normal through Friday
with highs in the 20s and 30s. By the weekend temperatures warm up
into the 30s and 40s. The forecast will remain dry until a weak
disturbance moves in Sunday creating our next precipitation chance
across north central Nebraska.


&&

.AVIATION...(For the 12Z TAFS through 12Z Wednesday morning)
Issued at 533 AM CST Tue Jan 24 2017

Winter storm will bring freezing precipitation and snow to western
Nebraska today and tonight. Areas of light freezing drizzle over
southwest Nebraska this morning along and south of KOGA to KBBW
will mix with and change to snow through the morning. Widespread
snow sill continue over northern Nebraska between KVTN and KAIA
and become moderate to heavy through the afternoon. IFR ceilings
will continue over western Nebraska through Wednesday morning with
visibilities falling into ifr categories. Strong northwest winds
will develop late morning and push east overnight. Heaviest
snowfall expected from KLBF to KONL through the afternoon and
early evening.

&&

.HYDROLOGY...
Issued at 318 AM CST Tue Jan 24 2017

The North Platte river above Lake McConaughy will remain elevated
due to ice jamming.

&&

.LBF WATCHES/WARNINGS/ADVISORIES...
Winter Storm Warning until 8 AM CST /7 AM MST/ Wednesday for
NEZ004>010-023>029-036>038-094.

Winter Weather Advisory until 8 AM CST /7 AM MST/ Wednesday for
NEZ022-035-057-059.

&&

$$

SHORT TERM...Power
LONG TERM...Gomez
AVIATION...Power
HYDROLOGY...Power



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