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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
318 AM EDT Sat Oct 17 2026

VAZ012-172000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
318 AM EDT Sat Oct 17 2026

Date             Sat 10/17/26            Sun 10/18/26            Mon 10/19/26
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                 50          30          56          31          64
TEMP          44 43 45 48 47 40 37 34 32 31 46 54 55 45 38 36 33 32 51 60 63 51
DEWPT         42 40 40 36 33 32 30 28 26 24 25 28 30 31 28 26 24 24 32 35 38 38
MAX/MIN RH                   57          79          36          75          38
RH            93 89 82 63 58 73 75 78 78 75 43 36 38 58 67 67 69 72 48 39 39 61
WIND DIR      NW  N  N  N  N  N  N  N  N NE  E  E  E  E  E  E  E NE NE NE  N  N
WIND SPD       8  9  9  9  8  6  5  3  3  3  5  5  4  3  2  1  1  1  1  1  1  1
WIND GUST     18 20 20 20 19                                                   
CLOUDS        OV OV B2 SC FW CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW FW FW
CLOUDS(%)    100 88 75 48 12  2  3  2  2  2  2  3  3  1  6  6  8  8  7  9  9  9
VSBY           6  7 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     20           0           0           0           0
RAIN SHWRS     O IS                                                            
MIX HGT        2  2  3  4  3 <1 <1 <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  1  3  2 <1
T WIND DIR    NW  N  N  N  N  N  N  N  N NE  E  E  E  E  E  E NE NE  E NE NE  N
T WIND SPD    19 24 24 24 21 10  9  3  2  2 12 13 10  3  3  2  2  2 11 10 11  3
DISPERSION    PR             PR PR VP VP             VP VP VP VP             VP
ADI           26 47 59 89 88  5  4  2  1  2 33 49 34  2  2  1  1  2 21 35 37  2
MAX LVORI      4  4  4  1  1  3  4  4  4  4  1  1  1  3  3  3  3  3  2  1  1  3
STABILITY      D  D  D  C  B  F  F  G  G  B  B  B  B  G  G  G  G  A  A  A  A  G
CEILING              1100  None  None  None  None  None  None  None  None  None
STA PRES            27.42 27.49 27.57 27.61 27.68 27.64 27.65 27.61 27.60 27.52


Date          Tue 10/20/26Wed 10/21/26Thu 10/22/26Fri 10/23/26
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       35      69      38      69      37      69      40      69
TEMP          40 36 67 54 44 40 65 55 44 41 65 56 47 42 66 56
DEWPT         34 32 38 40 37 34 42 43 41 38 44 46 44 41 47 46
RH            79 85 34 59 76 79 43 64 89 89 46 69 89 96 50 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR            0       0       0       0       0       5       5       5

$$


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

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