National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
101 AM EDT Fri Apr 10 2026

VAZ018-110800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
101 AM EDT Fri Apr 10 2026

Date           04/09/26      Fri 04/10/26            Sat 04/11/26            Sun
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                 41          78          54          75          51
TEMP                   43 42 44 67 76 77 66 60 57 54 55 67 73 74 65 57 54 52 52
DEWPT                  28 27 30 35 37 35 35 36 38 43 46 50 46 43 43 43 42 42 44
MIN/MAX RH                   61          21          73          35          73
RH                     55 55 57 30 24 22 32 41 49 66 72 54 38 33 45 59 64 69 74
WIND DIR                W  W NW  W  W  W  W  W  W NW NW NW NW NW NW NW  E SE SE
WIND SPD                1  1  1  2  3  3  2  2  3  3  3  4  5  3  2  1  2  2  2
WIND GUST                          14 16    12 16 14 14 18 17 13               
CLOUDS                 CL CL CL CL CL FW FW FW SC SC SC SC SC SC FW FW FW SC B1
CLOUDS(%)               5  0  0  0  5  7  8 11 29 44 46 34 33 33 15 10 24 40 60
VSBY                   10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0           5          20           5
RAIN SHWRS                                                 IS IS               
MIX HGT                <1 <1 <1  3  6  8 <1 <1 <1 <1 <1  4  5  5 <1            
T WIND DIR             SW  W  W  W  W  W  W  W  W  W NW NW NW NW  S            
T WIND SPD              2  2  3  8 11 11  4  6  6  6  9 16 10  3  2            
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     1  1  3 28 87102  2  3  3  3  9 73 63 23  1            
MAX LVORI               2  2  2  2  1  1  2  2  2  3  3  1  1  2  2            
STABILITY               G  G  A  A  A  A  G  G  G  G  A  A  A  A  G            
CEILING                    None  None  None  None  None  None  None  None      
STA PRES                  28.07 28.07 27.99 28.00 27.99 28.06 28.03            


Date           04/12Mon 04/13/26Tue 04/14/26Wed 04/15/26Thu 04/16/26
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       78      59      80      59      86      62      89      63      86
TEMP          73 70 62 61 77 72 61 61 83 76 65 63 87 79 67 65 83 75
DEWPT         49 46 43 46 46 44 46 48 54 53 52 53 52 51 51 52 51 50
RH            43 42 50 58 33 37 58 62 37 45 63 70 30 38 56 63 33 41
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR            0       0       5       5      10       0      10       5      20
RAIN SHWRS                                                       IS
TSTMS                                                            IS

$$


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