Day 3-8 Fire Weather Forecast Issued on Dec 7, 2021

Updated: Tue Dec 7 21:25:03 UTC 2021

Day 3-8 Fire Weather Forecast Graphic Issued on Dec 7, 2021
 
Day 3 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 3 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 4 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 4 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 5 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 5 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 6 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 6 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 7 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 7 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 8 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 7, 2021

Day 8 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
D3Thu, Dec 09, 2021 - Fri, Dec 10, 2021 D6Sun, Dec 12, 2021 - Mon, Dec 13, 2021
D4Fri, Dec 10, 2021 - Sat, Dec 11, 2021 D7Mon, Dec 13, 2021 - Tue, Dec 14, 2021
D5Sat, Dec 11, 2021 - Sun, Dec 12, 2021 D8Tue, Dec 14, 2021 - Wed, Dec 15, 2021
(All days are valid from 12 UTC - 12 UTC)
   ZCZC SPCFWDD38 ALL
   FNUS28 KWNS 072121

   Day 3-8 Fire Weather Outlook  
   NWS Storm Prediction Center Norman OK
   0321 PM CST Tue Dec 07 2021

   Valid 091200Z - 151200Z

   Fire weather concerns in the extended period will continue to reside
   primarily across the southern High Plains. Ensemble and
   deterministic solutions continue to show low probability for
   precipitation across much of the southern Plains through the period,
   which will exacerbate ongoing drought conditions for many locations.
   Outside of the southern Plains, wetting precipitation and/or cold
   air intrusions will limit the fire weather potential. 

   ...D3/Thursday to D4/Friday - Southern High Plains...
   The upper-level low currently off the coast of California is
   forecast to eject into the southern Plains by D3/Thursday afternoon,
   quickly followed by a more amplified trough on D4/Friday. Both of
   these features will induce surface pressure falls/consolidating
   surface lows in the lee of the Rockies that will support strong
   westerly downslope winds off the southern Rockies. Critical (20+
   mph) winds are probable both days, but are more likely on Friday as
   strong boundary-layer flow augments surface pressure-gradient winds
   ahead of an approaching cold front. However, Thursday will likely
   see the driest conditions of the week with widespread 15-25% RH
   likely across eastern NM into west TX. A modest influx of Pacific
   moisture ahead of the approaching wave may moderate diurnal RH
   reductions Friday afternoon. While confidence in this scenario is
   somewhat low, it casts enough uncertainty to preclude introducing a
   70% risk area. Regardless, critical conditions are possible both
   days and may extent as far east as central OK on D4/Friday.  

   Beyond D4/Friday, an anomalous upper-level ridge is forecast to
   begin building over the southern U.S. and will maintain warm/dry
   conditions. Upper-level disturbances propagating through the western
   periphery of this feature may bring gusty winds to parts of
   northeast NM and the OK/TX Panhandles, but confidence in the timing
   and track of these features remains too low for probabilities.

   ..Moore.. 12/07/2021

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

   $$

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