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 PM EDT Thu Jul 2 2026

VAZ024-030800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
801 PM EDT Thu Jul 2 2026

Date           07/02/26      Fri 07/03/26            Sat 07/04/26            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                 70         101          71         104          70
TEMP                78 75 72 76 93 98 98 87 77 74 72 77 97103 99 87 77 73 71 75
DEWPT               68 68 67 69 70 65 65 68 68 68 67 69 70 66 68 69 69 68 68 70
MIN/MAX RH                   84          34          85          31          93
RH                  71 79 84 79 47 34 34 53 74 82 84 76 42 30 37 55 76 84 90 84
WIND DIR             N  N  N NW  N  S NW  S  N  N  N  N  N  W  W  W  N  N  N  N
WIND SPD             0  0  0  1  0  1  2  1  0  0  0  0  0  2  3  1  0  0  0  0
CLOUDS              FW FW FW FW FW FW SC SC SC FW FW FW FW B1 B1 B1 B1 SC FW FW
CLOUDS(%)           19 19 16 10  8 19 30 29 38 18 14  7 10 59 59 63 55 31 23 20
VSBY                10 10  9 10 10 10 10 10 10  9  7 10 10  6  6  7  7 10 10   
POP 12HR                      0          10          10          40          30
RAIN SHWRS                                                 SC SC SC SC         
TSTMS                                                      SC SC SC SC         
MIX HGT             <1 <1 <1 <1  4  7  6 <1 <1 <1 <1 <1  4  8  6 <1            
T WIND DIR           W NW NW  N SE  W SW SW NW NW NW NW NW  W  W SW            
T WIND SPD           2  3  4  3  2  4  4  2  2  3  4  4  4  6  8  5            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  1  2  2  3 11 40 34  1  1  2  2  4 21 57 52  3            
MAX LVORI            3  4  5  5  2  1  1  2  3  5  5  4  2  1  1  3            
STABILITY            G  G  G  A  A  A  A  G  G  G  G  A  A  B  B  F            
CEILING              None  None  None  None  None  None  None 13800  None      
STA PRES            28.58 28.60 28.61 28.55 28.53 28.52 28.53 28.46            


Date           07/05Mon 07/06/26Tue 07/07/26Wed 07/08/26Thu 07/09/26
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      100      68      95      67      92      67      90      66      92
TEMP          99 84 71 73 94 82 70 71 91 81 70 70 88 83 69 71 91 82
DEWPT         68 70 70 71 70 71 69 69 68 69 67 67 68 68 66 67 68 69
RH            37 63 97 93 46 69 97 93 47 67 90 90 52 61 90 87 47 65
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW B2 B1 B1 B1 B2 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 B1
POP 12HR           60      50      70      40      40      30      30      30      40
RAIN SHWRS       NM SC       NM SC       SC SC IS IS SC SC IS IS SC
TSTMS            SC SC       SC SC       SC IS    IS SC          SC

$$


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