Area Forecast Discussion
Issued by NWS Northern Indiana

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000
FXUS63 KIWX 291756
AFDIWX

Area Forecast Discussion
National Weather Service Northern Indiana
156 PM EDT Wed Mar 29 2017

.SYNOPSIS...
Issued at 502 AM EDT Wed Mar 29 2017

A vigorous upper level system will spread showers and storms
across the area Thursday and Thursday night. Some strong to
locally severe storms are possible. Rainfall amounts should total
an inch by late Friday. Highs the rest of the week will be mainly
in the 50s and 60s with lows in the 30s and 40s.

&&

.SHORT TERM...(Today through Friday)
Issued at 502 AM EDT Wed Mar 29 2017

A potent upper level system over the Texas Panhandle this morning
will track out of the Southern Plains today and move into the
Ohio Valley Region Thursday. A TROWAL associated with system will
move across the area Thursday afternoon followed by a secondary
TROWAL Thursday night. These features and will help enhance
rainfall amounts. Precipitable water values should approach
climatological maxes of 1.25 for this time of year. Expect most
rainfall amounts between 0.75 and 1.25 inches. Concern for any
storms Thursday afternoon into the evening becoming surface based.
Increased thunder chances near the front, especially south of
Highway 30. An isolated severe storm is possible from Marion to
Portland. south of the area. Lingering rain will diminish Friday
as high pressure builds across the area.

&&

.LONG TERM...(Friday night through Tuesday)
Issued at 502 AM EDT Wed Mar 29 2017

There will be a break in the rain this weekend before another in
a series of upper level systems moves across the area. More rain
is likely early next week. Highs should be around 60 degrees.

&&

.AVIATION...(For the 18Z TAFS through 18Z Thursday Afternoon)
Issued at 151 PM EDT Wed Mar 29 2017

VFR conditions through 04Z with easterly winds sfc-aloft. As the
surface low and associated upr level trof meander through the
region expect to see the winds increase and become gusty during
the latter part of the forecast period. Abundant lift and
isentropic ascent along the northern cyclonic flow will saturate
the lower levels after 04Z with increasing precipitation and much
lower cigs/vsby after 10Z. IFR and LIFR conditions will persist
much longer in the western half of the CWA with a delay in the
east.

&&

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

$$

SYNOPSIS...Skipper
SHORT TERM...Skipper
LONG TERM...Skipper
AVIATION...Lewis


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