Day 3-8 Fire Weather Forecast Issued on Dec 27, 2021

Updated: Mon Dec 27 20:57:02 UTC 2021

Day 3-8 Fire Weather Forecast Graphic Issued on Dec 27, 2021
 
Day 3 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 27, 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 27, 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 27, 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 27, 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 27, 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 27, 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
D3Wed, Dec 29, 2021 - Thu, Dec 30, 2021 D6Sat, Jan 01, 2022 - Sun, Jan 02, 2022
D4Thu, Dec 30, 2021 - Fri, Dec 31, 2021 D7Sun, Jan 02, 2022 - Mon, Jan 03, 2022
D5Fri, Dec 31, 2021 - Sat, Jan 01, 2022 D8Mon, Jan 03, 2022 - Tue, Jan 04, 2022
(All days are valid from 12 UTC - 12 UTC)
   ZCZC SPCFWDD38 ALL
   FNUS28 KWNS 272053

   Day 3-8 Fire Weather Outlook  
   NWS Storm Prediction Center Norman OK
   0253 PM CST Mon Dec 27 2021

   Valid 291200Z - 041200Z

   Enhanced mid-level flow -- attendant to a persistent broad mid-level
   trough across the western United States -- is forecast to continue
   over the southern/central Plains into Day 5/Friday. Thereafter, the
   mid-level trough is forecast to amplify as it advances eastward from
   the Southwest Day 6/Saturday to the Southeast Day 7/Sunday.
   Meanwhile, periodic strengthening of the lee surface cyclone/trough
   will maintain gusty and dry downslope low-level flow across the
   southern/central Plains.  

   ...Day 3/Wednesday: southern Plains and far southern portions of the
   central Plains...
   Ensemble guidance has trended toward a slightly more amplified
   shortwave trough (embedded in the broader flow aloft) moving across
   the Rockies and into the Plains Day 3/Wednesday. In turn, forecast
   surface winds have increased with the strengthening of a surface lee
   cyclone and the associated tightening of the surface pressure
   gradient. While uncertainties regarding duration, extent, and
   magnitude of critical conditions remain, there is enough confidence
   in near critical fire weather conditions over critically dry fuels
   to introduce 40% probabilities for Critical. This area will continue
   to be monitored for further refinements or upgrades as guidance
   comes into better agreement. 

   ...Day 4/Thursday - Day 5/Friday: Central/Southern Plains...
   The potential for at least locally elevated fire weather conditions
   will continue Day 4/Thursday into perhaps Day 5/Friday as modestly
   enhanced mid-level flow, breezy surface winds, and a dry air mass
   continue to overlap critically dry fuels. At this time, the
   probability for widespread critical conditions remains low.

   ...Day 6/Saturday: Southern High Plains...
   While larger-scale fire weather concerns could return Day 6/Saturday
   across the Transpecos into the Edwards Plateau of Texas, uncertainty
   regarding the evolution of critical features (e.g., upper level
   trough position/magnitude/timing, fuel receptiveness, etc.) remains
   too large to introduce 40% probabilities for Critical conditions.

   ..Elliott.. 12/27/2021

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

   $$

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