Area Forecast Discussion
Issued by NWS Quad Cities, IA IL

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000
FXUS63 KDVN 240523
AFDDVN

Area Forecast Discussion
National Weather Service Quad Cities IA IL
1123 PM CST Thu Nov 23 2017

...06Z AVIATION UPDATE...

.SYNOPSIS...
Issued at 238 PM CST Thu Nov 23 2017

18Z surface data has a weak boundary from southwest Wisconsin into
southern Missouri. Dew points were in the 20s from the Great Lakes
and Ohio Valley into mid and upper Mississippi Valleys. Dew points
in the 30s and 40s were across the Plains.

&&

.SHORT TERM...(This Evening through Friday)
ISSUED AT 238 PM CST Thu Nov 23 2017

Quiet and dry conditions will be seen late this afternoon and
tonight.

On Friday, windy conditions will be seen with temperatures well
above normal. Record highs may be challenged at some locations.
Refer to the climate section for specific information.

Friday afternoon, another weak front moves through the area.
Moisture is extremely limited but there is some forcing behind the
front as it moves through the area. Some isolated sprinkles may be
possible north of I-80 during the afternoon.

.LONG TERM...(Friday Night through Thursday)
ISSUED AT 238 PM CST Thu Nov 23 2017

Quiet weather and dry with mostly above normal temperatures.

Long Term Forecast Assessment...good or above average with no
sensible weather issues.  Most days temperatures will tend to be
3 degrees or less difference of forecast hi/lo values.

Friday night through Sunday...generally westerly upper flow and fair
skies with temperatures 5 to 10 degrees above normal. Highs 45 to 55
with lows mostly 25 to 35 degrees.

Monday...mildest weather of the period with southwest surface winds
should allow for highs well into 50s to lower 60s southwest and lows
mostly in the lower 40s.  This will be 15 degrees above normal.

Tuesday through Thursday...cooler with return to near to slightly
above normal temperatures and dry to mostly dry.  Highs mostly in
the 40s to lower 50s on Tuesday.  Lows generally 25 to 35 degrees.

&&

.AVIATION...(For the 06Z TAFS through 06Z Friday Night)
ISSUED AT 1122 PM CST Thu Nov 23 2017

Southwest winds around 40 to 50 kts at roughly 1000 to 3000 ft
agl, above much lighter south winds at the surface are expected
to develop Friday morning. This will result in low level wind
shear conditions, which has been added to all sites between 11z
and 16z. After 16z, surface winds will increase and become gusty
from the southwest at 15 to 25 kts through the afternoon, then
decrease as a front moves through toward evening. Otherwise,
conditions will remain VFR with only high level cloud cover.

&&

.CLIMATE...
ISSUED AT 238 PM CST Thu Nov 23 2017

Record Highs for November 24...

Moline.........66 in 1966
Cedar Rapids...63 in 1931
Dubuque........63 in 1931
Burlington.....68 in 1915

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...NONE.
IL...NONE.
MO...NONE.
&&

$$

SYNOPSIS...08
SHORT TERM...08
LONG TERM...Nichols
AVIATION...Sheets
CLIMATE...08


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