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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
200 PM EST Sat Nov 27 2021

NCZ001-272100-
RAWS 310141
36.40N  81.29W Elev. 3009 ft
200 PM EST Sat Nov 27 2021

Date             Sat 11/27/21            Sun 11/28/21            Mon 11/29/21
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 47          32          46          22          38
TEMP                      46 39 37 35 32 33 41 46 45 38 34 29 25 23 31 36 37 33
DEWPT                     11 10 11 13 17 21 26 29 29 29 26 20 15 13 14 12 12 14
MAX/MIN RH                   23          64          47          70          34
RH                        24 30 33 40 53 61 55 51 53 70 72 69 65 65 49 36 35 45
WIND DIR                  SW SW  W  W  W  W NW  W NW NW NW NW NW NW NW NW NW  W
WIND SPD                   6  5  6 10 10  8 10 10 10 10 11 12 13 11 10  9  6  5
WIND GUST                                   23 20    20 23 25 26               
CLOUDS                    FW FW SC SC SC FW SC SC B1 B1 SC SC FW FW FW FW FW FW
CLOUDS(%)                 17 15 37 35 36 20 48 45 52 56 32 30 20 11 12 15 16 12
VSBY                       7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                      0           0           0           0           0
LAL                        1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1   
HAINES                     4  4  5  4  3  4  4  4  3  3  2  2  2  2  3  3  4  4
MIX HGT                    2 <1 <1 <1 <1 <1 <1  1  2 <1  2  2  2  2  2  2  2  1
T WIND DIR                 W SW  W  W  W NW NW  W  W NW NW NW NW NW  N NW NW  W
T WIND SPD                13 14 19 21 25 25 20 17 19 23 28 31 29 31 26 14 14 17
DISPERSION                   PR PR FR FR             FR FR FR FR             PR
ADI                       34  7  9 15 17 20 16 32 46 20 19 35 33 58 68 41 38  8
MAX LVORI                  1  2  2  2  2  2  2  1  1  3  3  3  3  1  1  1  1  2
STABILITY                  C  F  F  E  E  C  C  C  C  D  E  D  D  D  C  C  C  F
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  27.13 27.10 27.06 27.08 27.04 27.05 27.08 27.17 27.15


Date          Tue 11/30/21 Wed 12/01/21 Thu 12/02/21 Fri 12/03/21
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       26      50      32      53      37      56      42      58
TEMP          29 28 48 40 34 34 51 42 40 39 53 48 45 43 57 49
DEWPT         12 16 30 30 30 29 33 33 32 33 38 38 39 38 40 39
RH            48 60 49 67 85 82 50 70 73 79 57 68 79 82 53 68
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC FW CL FW SC SC FW SC SC FW FW SC SC SC FW
POP 12HR            0       0       0       0       5       0      10      10

$$


This product is for planning and review purposes only and is not
to be substituted for an official fire weather spot forecast. The
data displayed are calculated from a 2.5 by 2.5 km digital
database and only approximates weather conditions in highly
varying terrain. Please relay any comments you have to the NWS via
email at rnk.webmaster@noaa.gov.

Below is a weather element key for this product.
(Note...winds do not reflect local terrain effects.)

DAY 1 THROUGH 3...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew point temperature
MIN/MAX RH OR MAX/MIN RH(%).........Maximum/Minimum humdity
RH(%)...............................Relative humidity
WIND DIR(8 POINT COMPASS)...........Wind direction
WIND SPD(MPH).......................Wind speed
CLOUDS(CATEGORY)....................Cloud cover category
     EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast
CLOUDS(%)...........................Cloud cover as a percentage
VSBY................................Visibility value in statute miles
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER...
   TYPE...
       RAIN...........Rain
       RAIN SHWRS.....Rain showers
       TSTMS..........Thunderstorms
       DRIZZLE........Drizzle
       SNOW...........Snow
       SNOWSHWRS......Snow showers
       SLEET..........Sleet
       FRZG RAIN......Freezing rain
       FRZG DRZL......Freezing drizzle
   COVERAGE...
       IS.............Isolated
       SC.............Scattered
       NM.............Numerous
       O..............Occasional
       S..............Slight chance
       C..............Chance
       L..............Likely
       WD.............Widespread
       D..............Definite
       AR.............Areas
       PA.............Patchy
LAL(CATEGORY).......................Lightning Activity Level
HAINES(CATEGORY)....................Haines Index
MIX HGT(THOUSANDS OF FT AGL)........Mixing height
     Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot
t WIND DIR(8 POINT COMPASS).........Transport Wind direction
T WIND SPD(MPH).....................Transport Wind speed
DISPERSION(CATEGORY)................Smoke Dispersion category
     Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good;
ADI (INDEX).........................Atmospheric Dispersion Index
MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index
STABILITY (CATEGORY)................Pasquill Turner Stability
CEILING (FT)........................Ceiling
STA PRES (INCHES MERCURY)...........Station pressure

Day 4 Through 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew Point temperature
RH(%)...............................Relative Humidity
WIND SPD(MPH).......................Wind Speed
     Example: <15 = less than 15 MPH; 15> = 15 MPH or greater
AVE CLOUDS(CATEGORY)................Average Cloud Cover Category
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER.............................See Day 1 through 3 weather descriptions