National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
250 PM EDT Wed Jun 24 2026

VAZ024-250800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
250 PM EDT Wed Jun 24 2026

Date           06/24/26      Thu 06/25/26            Fri 06/26/26            Sat
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                 57          90          64          94          67
TEMP          82 74 66 63 60 65 80 87 90 83 71 67 65 69 87 93 91 82 73 70 68 71
DEWPT         52 59 52 51 51 55 59 59 60 63 61 60 60 63 65 65 66 68 68 67 67 68
MIN/MAX RH                   82          37          85          39          96
RH            35 59 61 65 72 70 49 39 37 51 71 78 84 81 48 40 44 63 84 90 97 90
WIND DIR      SW SE  N  N  N  N SW SW  S  S  S  N  N  N SW  S  S SW SW  N  N  W
WIND SPD       3  1  0  0  0  0  2  4  4  2  1  0  0  0  2  4  4  2  1  0  0  1
CLOUDS        CL CL FW FW B1 SC SC FW FW FW SC B1 B1 B1 FW B1 B1 B1 B1 B1 B2 B1
CLOUDS(%)      1  3 15 24 54 50 30 22 24 14 33 56 58 59 23 52 52 64 67 59 71 65
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      0           0           0          30          50
RAIN SHWRS                                                 SC SC SC SC IS IS IS
TSTMS                                                      SC SC SC            
MIX HGT        6 <1 <1 <1 <1 <1  4  7  7 <1 <1 <1 <1 <1  5  7  4 <1            
T WIND DIR     W SE SE  N  N  N SW SW SW  S  S SW  W  W SW SW  S SW            
T WIND SPD     4  1  2  2  2  0  9 10 11 12  4  3  2  1  6  8 12 13            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           34  1  1  1  1  0 48 84 96  6  2  2  1  1 40 38 49  6            
MAX LVORI      1  3  3  3  3  4  1  1  1  2  3  4  5  5  1  1  1  3            
STABILITY      A  G  G  G  F  A  A  A  A  G  G  F  F  A  A  C  C  F            
CEILING        None  None  None  None  None  None 11600  None  None  5000      
STA PRES      28.54 28.56 28.54 28.58 28.53 28.53 28.57 28.58 28.53            


Date           06/27Sun 06/28/26Mon 06/29/26Tue 06/30/26Wed 07/01/26
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       91      67      89      66      93      66      99      69      93
TEMP          88 82 69 71 88 82 69 71 90 85 70 71 96 90 73 74 89 84
DEWPT         70 70 69 70 72 71 68 69 69 68 65 67 68 69 66 68 68 69
RH            55 67100 97 59 69 97 93 50 57 84 87 40 50 79 82 50 61
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 SC B1 B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW
POP 12HR           60      30      50      20      20       5       5      10      10
RAIN SHWRS    IS NM SC IS SC SC IS       IS                        
TSTMS         IS SC IS    IS SC IS       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