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

NCZ001-170900-
RAWS 310141
36.40N  81.29W Elev. 3009 ft
913 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                 36          57          36          61          38
TEMP                42 41 39 38 48 53 55 48 44 41 39 38 50 58 59 51 46 43 41 40
DEWPT               33 31 32 31 31 30 33 35 35 34 32 32 33 33 35 35 33 33 33 31
MIN/MAX RH                   78          40          81          38          73
RH                  70 67 76 76 51 41 43 60 70 76 76 79 52 39 40 54 60 67 73 70
WIND DIR             N  N  N  N NE NE  E  S SW  W  W SW SE SE SE  S SW SW  W NW
WIND SPD            11  6  5  6  4  3  3  3  2  1  2  1  3  3  4  2  2  1  3  3
CLOUDS              CL CL CL FW CL CL CL CL CL FW FW FW CL FW CL CL CL CL CL CL
CLOUDS(%)            0  0  1  8  0  0  0  1  1  6  9  8  5 10  5  4  4  3  3  1
VSBY                 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               
HAINES               3  3  3  4  4  3  3  3  4  4  4  4  4  4  4  5            
MIX HGT             <1 <1 <1 <1  2  2  2 <1 <1 <1 <1 <1 <1  2  2 <1            
T WIND DIR           N  N  N  N NE  N NE  S SW SW  W SW SE SE  S  S            
T WIND SPD          11  6  5  6  6  4  3  3  3  1  2  1  5  6  5  2            
DISPERSION          FR PR PR             VP VP VP VP             VP VP VP VP   
ADI                  7  3  3  5 16 14  9  1  1  1  1  1  8 16 13  1            
MAX LVORI            3  3  4  4  2  2  2  3  3  4  3  4  2  2  2  2            
STABILITY            E  F  F  C  C  B  B  G  G  G  G  B  B  B  C  G            
CEILING                    None  None  None  None  None  None  None  None      
STA PRES                  27.43 27.48 27.45 27.47 27.48 27.51 27.48            


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       65      45      68      45      67      48      67      52      65
TEMP          61 56 50 47 65 58 51 47 64 59 53 50 64 61 56 53 64 60
DEWPT         37 38 36 34 38 40 39 38 43 45 43 42 47 48 49 49 56 53
RH            41 51 58 60 37 51 63 71 46 60 69 74 54 62 77 86 75 78
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL CL CL FW FW SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR            0       0       0       0       0       5       5      20      50
RAIN                                                     S  S      
RAIN SHWRS                                                    SC SC

$$


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