Fire Weather Outlook Discussion
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FNUS21 KWNS 101632
FWDDY1

Day 1 Fire Weather Outlook
NWS Storm Prediction Center Norman OK
1031 AM CST Mon Nov 10 2025

Valid 101700Z - 111200Z

...Southeast/Northern Gulf Coast...
Dry northwest flow in the wake of a strong cold front will continue
to promote elevated fire weather concerns to the Southeast and
northern Gulf Coast through this afternoon. Dewpoints along the Gulf
Coast currently in the 20s will drop further into the lower teens by
the afternoon, resulting in afternoon relative humidity values in
the 20-30% range, despite cooler temperatures. Recent rainfall
across southern GA should mitigate fire spread potential, but
pockets of dry, drought stressed fuels remain within the region. The
drier fuels aligning with dry and breezy offshore winds should still
support an elevated fire weather threat today.

...Southern California...
A modest offshore pressure gradient remains over the Southern CA
region with surface high pressure situated over the Great
Basin/interior Southwest. Current surface observations across the
region show wind gusts of around 30 mph from the east-northeast in
favored terrain gaps. Relative humidity values of 15-20% combined
with the breezy offshore winds will support isolated elevated fire
weather threat through the morning, with improving conditions
heading into the afternoon as offshore pressure gradient diminishes.

..Williams.. 11/10/2025

.PREV DISCUSSION... /ISSUED 1253 AM CST Mon Nov 10 2025/

...Synopsis...
A dry continental air mass has infiltrated the Southeast and Gulf
Coast states in the wake of a strong cold front. Within the base of
an amplified large-scale trough over the East, strong deep-layer
west-northwesterly flow will overspread this dry (albeit cool) air
mass through the day. This, combined with a tight pressure gradient,
will yield 15-20 mph sustained west-northwesterly surface winds
(with higher gusts) amid 20-30 percent RH during the afternoon.
While some areas that received rainfall along the passing front on
Sunday may have a slightly reduced fire risk (i.e., parts of
southern GA), ongoing drought conditions will still favor elevated
fire-weather conditions for much of the central Gulf Coast states
and southern GA.

Farther west, expansive surface high pressure over the Great Basin
will maintain a tightened offshore pressure gradient across southern
CA. As a result, warm, dry, and breezy/gusty conditions across the
wind-prone mountains and valleys of Los Angeles and Ventura Counties
will yield a locally elevated fire-weather risk.

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

$$