Area Forecast Discussion
Issued by NWS Northern Indiana

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FXUS63 KIWX 130805
AFDIWX

Area Forecast Discussion
National Weather Service Northern Indiana
305 AM EST Tue Feb 13 2018

.SYNOPSIS...
Issued at 304 AM EST Tue Feb 13 2018

High pressure will provide fair weather today into tonight.
Highs will reach the 30s today, with lows only in the 20s tonight.
Much warmer air will overspread the region Wednesday and
Thursday, along with increasing chances for rain, drizzle and fog.
This will be followed by a briefly cooler but dry weather period
for Friday and Saturday.

&&

.SHORT TERM...(Today and Tonight)
Issued at 304 AM EST Tue Feb 13 2018

1045 mb sfc high centered over the Great Lakes early this morning
will drift east toward New England today into tonight. Return flow
on the backside will ensure a modest warming trend and some
increase in mid/high level clouds.

&&

.LONG TERM...(Wednesday through Monday)
Issued at 304 AM EST Tue Feb 13 2018

Deep layer wsw flow will strengthen from the Four Corners to the
Great Lakes Wednesday into Thursday setting the stage for a
significant moderation in temperatures. Moisture will also be on the
increase with passing low amplitude shortwaves also providing rain
chances, especially Thursday aftn/eve with a more pronounced frontal
wave. Moisture profile Wednesday into early Thursday looks
relatively shallow suggesting more of a drizzle/fog look as above
freezing dewpoints overspread dwindling snowpack. Transient shot
of cool/dry air then into Friday and Saturday will be followed by
renewed warming/rain chances late weekend/early next weekend.

&&

.AVIATION...(For the 06Z TAFS through 06Z Tuesday Night)
Issued at 1130 PM EST Mon Feb 12 2018

High pressure moving eastward from the Upper Great Lakes to Lower
will assure VFR conditions through the forecast period across
northern Indiana.

&&

.IWX WATCHES/WARNINGS/ADVISORIES...
IN...NONE.
MI...NONE.
OH...NONE.
LM...NONE.
&&

$$

SYNOPSIS...Murphy/Steinwedel
SHORT TERM...Steinwedel
LONG TERM...Steinwedel
AVIATION...Murphy


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