Fire Weather Outlook Discussion
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937
FNUS21 KWNS 181619
FWDDY1

Day 1 Fire Weather Outlook
NWS Storm Prediction Center Norman OK
1118 AM CDT Wed Sep 18 2024

Valid 181700Z - 191200Z

...NO CRITICAL AREAS...

...17z Update...
Morning observations show widespread precipitation greater than 0.1
inches, with pockets as high as 1-1.25 inches, has fallen over much
of western SD and western NE in the last 72 hours. While some drier
pockets remain, fuel guidance shows a notable decrease in dryness as
a result. Meteorological conditions may still support some localized
fire-weather concerns with strong southwesterly winds expected
behind the surface low this afternoon. However, the strongest winds
are likely to remain farther northwest where the heaviest
precipitation has fallen. Gusty winds and humidity below 20% may
support some drying today, but fuel recovery is expected to be
modest such that no areas will be introduced. See the prior
discussion for more information.

..Lyons.. 09/18/2024

.PREV DISCUSSION... /ISSUED 0154 AM CDT Wed Sep 18 2024/

...Synopsis...
A deep low-pressure system will move slowly east-northeastward over
the northern High Plains through the period. On the backside of this
system, a tight pressure gradient, and boundary-layer mixing into a
belt of strong flow aloft, will yield strong post-frontal surface
winds and 15-20 percent RH from eastern WY into the central Dakotas.
While this would ordinarily support fire-weather concerns,
precipitation over the past 24 hours should limit fuel receptiveness
and the overall fire-weather threat.

...Please see www.spc.noaa.gov/fire for graphic product...

$$