Area Forecast Discussion
Issued by NWS Louisville, KY

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531
FXUS63 KLMK 210750
AFDLMK

Area Forecast Discussion
National Weather Service Louisville KY
250 AM EST Tue Nov 21 2017

.Short Term...(Today through Wednesday)
Issued at 245 AM EST Tue Nov 21 2017

Mostly sunny skies will prevail for much of the day today. Southwest
winds will become a bit breezy as a cold front approaches.  Wind
gusts are expected to range from 20-25 mph this afternoon.  With
decent warm air advection, high temperatures will reach the mid 50s
to around 60 this afternoon.

Tonight expect an increase in cloud cover as a cold front passes
through the region during the late evening hours.  A few sprinkles
may be possible as the front passes over southeast IN and the
northern Bluegrass in KY, but most areas should stay dry.  Winds
will shift to the NNW during the overnight hours behind the front
ushering in a colder airmass.  Low temps should range from the upper
20s to lower 30s.

Wednesday should be a mostly sunny day after a few morning clouds.
Despite the sunshine, temps will stay on the chilly side with highs
in the low to mid 40s expected.

&&

.Long Term...(Wednesday night through Monday)
Issued at 250 AM EST Tue Nov 21 2017

Thursday - Friday...

Expect a mostly sunny and chilly Thanksgiving Day with weak upper
troughing over the region.  The morning will start with temps in the
mid to upper 20s. Highs will range through the 40s.

The upper level pattern will flatten out for Friday allowing temps
to rebound into the 50s for highs.  Mostly sunny skies are again
expected.

Fri night a cold front will pass through the region bringing mainly
clouds but a sprinkle or two just to the north of our area may be
possible.

Saturday - Monday...

The cold air behind the frontal passage Fri night will lag behind
not really arriving in earnest until Sat night.  So expect highs on
Sat to range through the 50s and Sat night lows to drop off into the
upper 20s/lower 30s.

Continued quiet wx is expected through the beginning of next week.
With a cold Canadian high pressure in place, temps will be limited
to the 40s for highs both Sun/Mon.

&&

.Aviation...(06Z TAF Issuance)
Issued at 1231 AM EST Tue Nov 21 2017

A cold front will move through the region this afternoon and early
evening. Ahead of this front the pressure gradient will tighten and
winds will increase and become gusty through the morning hours.
Gusts of 18-22 knots out of the SSW are expected from mid morning
through the afternoon ahead of the front. Cirrus and a few mid level
clouds are expected ahead of the front.

Winds will shift to northwesterly behind the front this evening and
will stay elevated into the overnight hours. Cloud cover will
increase as the front moves through, especially at SDF, LEX, and
HNB. However, ceilings should remain VFR and no precipitation is
expected.

&&

.LMK WATCHES/WARNINGS/ADVISORIES...
IN...None.
KY...None.
&&

$$

Short Term...AMS
Long Term...AMS
Aviation...EER



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