Area Forecast Discussion
Issued by NWS Northern Indiana

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FXUS63 KIWX 181815

Area Forecast Discussion
National Weather Service Northern Indiana
215 PM EDT Sun Mar 18 2018

Issued at 215 PM EDT Sun Mar 18 2018

High pressure will continue to bring dry and pleasant weather to the
region through Tuesday. Lows tonight will be in the 20s. Highs
will range from the mid 40s northeast to the low 50s southwest.


.SHORT TERM...(Tonight and Monday)
Issued at 215 PM EDT Sun Mar 18 2018

Wx nil this period as ridging persists across the Great Lakes. Will
widen diurnal tonight/Monday in deference to trending MOS guidance
and in favor of recent dryness as observed mid march insolation
making a difference for high temps lately.


.LONG TERM...(Tuesday through Saturday)
Issued at 215 PM EDT Sun Mar 18 2018

Guidance continues previous days trends in ejecting next substantial
plains cyclone east through the TN valley. This is well south of the
local area Mon night/Tue yet phasing upstream kicker digs well south
into cntrl IN on Wed and pending intensity aloft may yet back some
moisture into ern zones. Until then nrn extent of high cloud shield
with lead ejecting wave likely to remain well enough south to afford
a bit wider diurnal range for most of the mid-late period and as
such will bend hard that way over the blend.

Otherwise return to wet and unsettled pattern in the offing late
period and beyond as dynamic/energetic pacific wave train marches
across the CONUS.


.AVIATION...(For the 18Z TAFS through 18Z Monday Afternoon)
Issued at 215 PM EDT Sun Mar 18 2018

VFR will continue through the period as ridging sfc and aloft expand
across the Great Lakes.


LM...Small Craft Advisory from 4 PM Monday to 4 AM EDT Wednesday for



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