National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Wed Oct 14 2026

VAZ018-142000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 AM EDT Wed Oct 14 2026

Date             Wed 10/14/26            Thu 10/15/26            Fri 10/16/26
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                 84          66          74          65          80
TEMP                74 81 82 76 73 70 69 66 70 73 73 67 66 66 66 66 76 80 69 56
DEWPT               62 65 66 66 65 65 65 65 66 64 63 66 64 64 63 62 64 62 59 49
MAX/MIN RH                   57          97          72          97          55
RH                  66 58 58 71 76 84 87 97 87 73 71 97 93 93 90 87 66 54 70 77
WIND DIR             W  W  W  W  W  W  W  S SE SE SE SE  S  S SW SW  W  W  W NW
WIND SPD             6  6  5  3  4  2  1  1  3  3  3  2  3  3  5  9 12 12 14 19
WIND GUST                                                     21 33 35 34 37 36
CLOUDS              CL CL CL FW SC B1 B2 B2 B2 OV B2 B2 B1 B1 SC FW FW SC SC B1
CLOUDS(%)            0  2  5 22 47 66 70 75 85 88 82 75 62 55 29 14  7 33 38 55
VSBY                10 10 10 10 10  9  8  8 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0          10          70          20          20
RAIN SHWRS                               SC SC SC NM IS IS             IS IS   
MIX HGT              2  4  3 <1 <1 <1 <1 <1  1  1  1 <1 <1 <1 <1 <1  4  6  4  2
T WIND DIR          NW  W  W  W  W  W  W  W  W SE  E  E SE  S SW SW  W  W  W NW
T WIND SPD          17 14 13  5  4  4  4  2  2  6  8  5  5  2  3  3 28 25 23 23
DISPERSION                   VP VP VP VP             VP VP VP PR             GD
ADI                 44 70 53  3  3  2  2  2  4 13 11  3  3  1  2  3101110 64 31
MAX LVORI            1  1  1  3  4  5  6  7  6  3  3  8  6  7  7  6  1  1  1  3
STABILITY            B  B  B  G  E  F  F  C  C  C  C  F  F  F  F  C  C  C  D  D
CEILING              None  None  None  4100  1100     0     0  None  None  None
STA PRES            27.85 27.83 27.84 27.84 27.87 27.86 27.84 27.74 27.68 27.60


Date          Sat 10/17/26Sun 10/18/26Mon 10/19/26Tue 10/20/26
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       45      56      36      60      40      63      47      67
TEMP          50 45 54 44 39 37 57 48 42 41 61 53 50 48 65 57
DEWPT         40 36 35 32 31 30 36 37 34 32 45 46 45 44 52 49
RH            68 70 48 62 73 75 45 65 73 70 56 77 83 86 63 75
WIND SPD          15>     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC SC FW FW CL CL CL CL FW FW SC SC B1 SC SC
POP 12HR           10       0       0       0       0       0       5       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

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