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 Wed May 6 2026

NCZ003-070800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
801 PM EDT Wed May 6 2026

Date           05/06/26      Thu 05/07/26            Fri 05/08/26            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                 54          67          41          71          46
TEMP                64 62 58 55 60 65 66 61 52 47 43 45 61 68 70 64 54 49 47 51
DEWPT               62 60 57 55 56 55 52 47 42 39 36 37 40 41 42 46 45 44 43 45
MIN/MAX RH                   99          58          77          36          87
RH                  93 93 96100 87 70 61 60 69 74 76 73 46 37 36 52 71 83 86 80
WIND DIR             N  N  N NW  N  N NW NW NW NW NW  N  N  S  S  S  N  N  N  N
WIND SPD             0  0  0  1  3  4  6  3  3  3  1  0  0  4  6  2  0  0  0  0
WIND GUST                                13 16                   12            
CLOUDS              OV OV OV B2 B2 B1 B1 FW FW FW FW FW CL FW FW FW FW SC SC SC
CLOUDS(%)           91 90 90 83 78 62 68 16  6 12 19 22  5  7 11 21 20 31 33 43
VSBY                 5  7  4  5  8  7 10 10 10 10 10 10 10 10 10 10            
POP 12HR                    100          70           0           0           0
RAIN SHWRS           O  O NM NM IS SC                                          
TSTMS               IS             IS                                          
MIX HGT             <1 <1 <1 <1  2  3  3 <1 <1 <1 <1  1  4  7  7 <1            
T WIND DIR          SW  W  W SW  N  N NW NW NW NW  N  N  W SW SW  S            
T WIND SPD           4  3  2  1  6  4  6 16 10  9  6  4  2  8 12  8            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  2  2  1  1 19 16 23  7  5  4  3  7 12 67 91  4            
MAX LVORI            6  7  8 10  4  3  2  3  3  3  4  3  2  1  1  2            
STABILITY            F  F  F  B  C  C  C  G  F  G  G  A  A  A  B  G            
CEILING              3700  3200  1800  None  None  None  None  None  None      
STA PRES            27.98 27.95 27.96 27.95 28.03 28.08 28.13 28.04            


Date           05/09Sun 05/10/26Mon 05/11/26Tue 05/12/26Wed 05/13/26
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       77      51      78      54      71      42      72      48      78
TEMP          74 70 55 56 75 72 60 56 68 63 46 46 68 65 52 53 75 71
DEWPT         52 55 51 51 58 60 57 52 49 43 38 38 42 46 45 46 52 53
RH            46 59 86 83 55 66 90 86 51 48 73 73 39 50 77 77 45 53
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW SC SC B1 B2 B1 B1 SC FW CL FW FW SC SC SC SC
POP 12HR            5       5      40      60      30       0       5      20      20
RAIN SHWRS                IS SC NM SC SC IS                IS IS IS
TSTMS                        IS 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