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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
310 PM EDT Mon Oct 16 2017

NCZ001-170900-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
310 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08

MIN/MAX TEMP                 37          54          40          59          40
TEMP          46 44 42 40 39 38 46 51 53 48 45 43 42 41 51 56 57 51 47 45 43 42
DEWPT         37 35 32 29 26 26 29 29 31 36 34 31 27 27 27 32 32 36 30 28 26 29
MIN/MAX RH                   71          41          66          37          60
RH            71 70 67 64 59 62 51 42 43 63 65 62 55 57 39 40 38 56 51 51 51 60
WIND DIR       N  N  N  N  N  N NE NE  E SE SE SE SE SE SE SE  S  S  S SW  W NW
WIND SPD      20 16 13  9  6  8  6  4  4  3  4  2  4  2  5  4  5  3  4  3  5  5
WIND GUST     31                                                               
CLOUDS        CL CL CL CL CL CL CL CL CL CL CL CL FW FW CL FW CL CL CL CL CL CL
CLOUDS(%)      2  0  0  0  0  1  0  1  0  1  1  5  7  8  4 10  5  4  3  2  3  5
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         2  2  2  3  4  4  4  3  3  3  3  4  5  5  4  4  4  5            
MIX HGT        1  1 <1 <1 <1 <1 <1  2  1 <1 <1 <1 <1 <1 <1  1  1 <1            
T WIND DIR     N  N  N  N  N  N NE  N  N SE SE SE SE SE SE  S SW  S            
T WIND SPD    28 28 13  9  6  8  6  5  3  3  4  2  4  2  5  3  4  3            
DISPERSION       GD FR PR PR             VP VP VP VP             VP VP VP PR   
ADI           47 26 12  6  3  6  5 12  6  2  2  1  2  2  4  5  6  2            
MAX LVORI      1  3  3  3  3  3  2  2  2  3  3  3  2  3  2  2  2  3            
STABILITY      D  D  D  E  F  C  C  C  C  G  F  G  F  B  C  C  C  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            26.87 26.89 26.94 26.91 26.94 26.94 26.97 26.94            


Date           10/19 Fri 10/20/17 Sat 10/21/17 Sun 10/22/17 Mon 10/23/17
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MAX/MIN TEMP       64      43      62      45      64      50      62      53      63
TEMP          61 55 48 44 60 55 49 47 61 58 53 51 60 58 55 54 MM MM
DEWPT         36 34 29 27 33 38 36 32 38 40 38 36 42 43 44 45 MM MM
RH            39 45 47 51 36 53 61 56 42 51 57 56 51 57 66 71 MM MM
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW MM
POP 12HR            0       0       0       0       0       0       0       0       0

$$


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