Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Jun 4 2026
VAZ012-042000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 AM EDT Thu Jun 4 2026
Date Thu 06/04/26 Fri 06/05/26 Sat 06/06/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 83 54 85 57 85
TEMP 72 78 80 72 60 56 54 59 74 80 82 74 64 60 58 61 74 80 84 77
DEWPT 49 50 50 53 52 50 48 52 53 52 52 54 54 53 52 54 55 54 53 54
MAX/MIN RH 33 82 33 83 35
RH 44 37 35 51 75 80 80 78 48 38 35 50 70 78 80 78 51 41 34 45
WIND DIR NW W SW W N W W W W W W W W W W W W W W W
WIND SPD 1 1 1 1 0 1 1 1 1 2 2 1 1 2 2 2 4 3 3 2
CLOUDS CL FW SC FW CL FW FW FW SC B1 SC SC SC SC SC SC SC SC SC SC
CLOUDS(%) 2 22 36 22 5 10 14 11 26 53 35 42 31 30 29 33 26 41 37 44
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 5 6 6 <1 <1 <1 <1 <1 5 6 6 <1 <1 <1 <1 <1 4 6 6 <1
T WIND DIR N NW SW S SW W W W W W W W SW W W W W W W W
T WIND SPD 2 1 1 1 3 3 3 2 4 6 8 6 4 5 5 6 17 11 10 8
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 13 9 9 1 2 2 2 2 29 47 60 3 2 3 3 8 87 80 76 4
MAX LVORI 2 2 2 2 3 4 5 4 2 1 1 2 3 4 5 4 1 1 1 2
STABILITY A A A G G G G A A B A F G G G A A A A F
CEILING None None None None None None None None None None
STA PRES 27.47 27.40 27.39 27.39 27.40 27.33 27.33 27.33 27.33 27.27
Date Sun 06/07/26Mon 06/08/26Tue 06/09/26Wed 06/10/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 59 85 59 82 57 80 57 82
TEMP 62 63 80 75 63 62 80 75 62 59 78 74 61 60 80 76
DEWPT 54 57 60 62 60 61 59 58 57 56 56 56 54 54 56 57
RH 75 81 51 64 90 97 49 55 84 90 47 53 78 81 44 52
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1
POP 12HR 5 50 20 40 20 20 10 30
RAIN SHWRS SC IS SC SC IS IS IS SC
TSTMS SC IS SC 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