National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
601 AM EST Sun Nov 15 2026

VAZ018-152100-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
601 AM EST Sun Nov 15 2026

Date             Sun 11/15/26            Mon 11/16/26            Tue 11/17/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 44          34          51          32          63
TEMP             34 40 43 42 38 36 34 35 34 44 51 50 43 38 35 34 34 51 62 59 47
DEWPT            29 29 29 29 29 30 30 30 29 31 31 31 30 30 27 27 27 36 35 30 28
MAX/MIN RH                   57          82          46          79          33
RH               82 64 57 60 70 79 85 82 82 60 46 48 60 73 72 75 75 56 36 33 47
WIND DIR         NW NW NW NW  N NW NW NW NW NW NW NW NW NW  N  N  N  N SW  N  N
WIND SPD          9  8  6  6  5  3  3  3  2  1  2  1  2  1  0  0  0  0  1  0  0
WIND GUST        27 24 19 19 19 14 13                                          
CLOUDS           B1 SC SC B1 B1 SC FW FW CL CL FW CL CL CL CL FW FW CL CL CL CL
CLOUDS(%)        55 48 49 53 54 35 22 13  5  3  8  4  2  2  2 11 12  2  2  1  1
VSBY             10 10 10 10 10 10 10 10 10  9 10 10 10 10 10  9  9  9 10 10   
POP 12HR                      0           0           0           0           0
MIX HGT           1  3  4  4 <1 <1 <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  1  3  1 <1
T WIND DIR       NW NW NW NW NW  N NW NW NW  N  N  N NW  N  N NW NW  N  N NW NW
T WIND SPD       12 17 14 16 10  9  9  8  8  8  6  8  8  6  5  6  5  5  4  5  4
DISPERSION                   PR VP VP VP             VP VP VP VP             VP
ADI              17 60 67 42  7  4  4  4  8 24 27 32  4  3  3  3  6 10 18  8  2
MAX LVORI         3  1  1  1  3  4  4  5  4  2  2  1  3  3  3  4  4  2  2  2  2
STABILITY         D  B  B  D  E  G  G  G  B  A  B  A  G  G  G  G  A  A  A  A  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            28.02 28.05 28.11 28.15 28.20 28.18 28.23 28.25 28.27 28.23


Date          Wed 11/18/26Thu 11/19/26Fri 11/20/26Sat 11/21/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       35      66      38      67      40      68      42      67
TEMP          40 37 65 53 43 39 65 53 43 41 67 52 45 43 65 55
DEWPT         29 27 29 27 24 25 31 28 25 28 40 36 32 33 40 36
RH            64 67 26 36 47 57 28 38 49 59 37 54 60 67 40 49
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL CL CL FW FW SC FW FW FW FW FW FW FW
POP 12HR            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

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