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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
433 AM EDT Thu Oct 19 2017

NCZ006-192100-
RAWS 310801
36.37N  79.29W Elev. 580 ft
433 AM EDT Thu Oct 19 2017

Date             Thu 10/19/17            Fri 10/20/17            Sat 10/21/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 74          43          76          47          75
TEMP          41 39 58 69 71 59 53 48 45 43 62 72 74 64 58 54 51 49 63 72 73 64
DEWPT         38 37 40 43 45 46 45 44 43 42 49 47 47 50 49 48 48 48 51 51 49 52
MAX/MIN RH                   36          96          38          97          42
RH            89 92 51 39 39 62 74 86 93 96 62 41 38 60 72 80 89 96 65 48 43 65
WIND DIR      NW  W SW  W  W SW SW  W  W NW  N NE  E SE SE SE  N  N  E SE SE SE
WIND SPD       1  1  3  3  3  2  2  2  2  1  4  2  2  2  2  0  0  0  1  2  3  2
CLOUDS        FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW SC
CLOUDS(%)     14  2  0  0  0  0  0  0  0  1  0  0  0  0  0  0  0  9  6 16 24 29
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10                        
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  1  1  1  1   
HAINES         4  4  4  4  4  5  5  5  5  5  4  5  5  5  5  5  5  5  4  5  4  5
MIX HGT       <1 <1  1  3  1 <1 <1 <1 <1 <1  1  3  1 <1 <1 <1 <1 <1  2  3  2 <1
T WIND DIR    SW  W SW  W  W SW SW  W  W NW NE  E NE  E  E  E  E NE  S SE SE SE
T WIND SPD     1  3  5  4  3  3  4  4  4  5  5  3  1  2  3  2  1  2  3  3  5  8
DISPERSION    VP             VP VP VP VP             VP VP VP VP             VP
ADI            1  4 11 15  7  2  2  2  2  7 11 12  1  1  2  1  1  2  8 15 13  3
MAX LVORI      6  6  2  2  2  3  3  6  7  6  2  2  2  3  3  6  6 10  3  2  2  3
STABILITY      G  B  B  B  B  G  G  G  G  B  C  B  B  G  G  G  G  B  B  B  B  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.65 29.58 29.59 29.60 29.64 29.60 29.65 29.69 29.73 29.69


Date          Sun 10/22/17 Mon 10/23/17 Tue 10/24/17 Wed 10/25/17
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       48      76      55      75      59      70      47      60
TEMP          55 51 72 67 60 56 72 68 63 60 68 60 53 48 58 51
DEWPT         52 51 52 55 55 55 62 62 59 58 57 52 47 43 42 40
RH            90100 49 65 84 96 71 81 87 93 68 75 80 83 55 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC SC B1 B2 B2 OV OV B2 B1 B1 SC B1 B1
POP 12HR            0       5      10      50      60      60      20      10
RAIN SHWRS                      SC SC NM NM NM NM IS IS      
TSTMS                                       IS IS            

$$


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