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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Jun 4 2026
VAZ012-050800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 PM EDT Thu Jun 4 2026
Date 06/04/26 Fri 06/05/26 Sat 06/06/26 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 53 85 57 85 59
TEMP 63 59 56 61 73 80 83 74 64 61 58 61 74 81 84 77 65 62 60 63
DEWPT 50 50 50 52 54 53 52 54 53 52 52 54 55 54 53 54 54 54 54 57
MIN/MAX RH 90 34 80 35 82
RH 62 72 80 72 51 39 34 50 67 72 80 78 51 39 34 45 68 75 81 81
WIND DIR SW W W W W W W W W W W W W W W W W W W W
WIND SPD 1 1 2 2 3 4 4 2 1 2 2 2 4 3 3 2 2 2 2 3
CLOUDS CL CL CL FW FW SC SC SC B2 SC FW SC FW SC SC SC SC SC SC SC
CLOUDS(%) 0 3 5 11 13 42 33 36 87 43 25 34 21 38 42 38 26 26 32 35
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 5
RAIN SHWRS IS
MIX HGT <1 <1 <1 <1 4 6 6 <1 <1 <1 <1 <1 4 6 6 <1
T WIND DIR SW W W W W W SW W W W W W W W W W
T WIND SPD 3 3 3 2 8 8 8 4 4 5 6 11 18 13 12 9
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 2 2 2 2 45 57 59 2 2 3 3 13 94 95 97 4
MAX LVORI 3 3 4 3 1 1 1 2 3 3 4 4 1 1 1 2
STABILITY G G G A A A A G F F G A A A A G
CEILING None None None None None None None None None
STA PRES 27.38 27.39 27.41 27.32 27.33 27.32 27.34 27.28
Date 06/07Mon 06/08/26Tue 06/09/26Wed 06/10/26Thu 06/11/26
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 86 60 85 57 77 55 82 59 84
TEMP 81 76 64 63 80 75 62 59 74 72 59 59 79 76 62 62 82 77
DEWPT 60 61 61 61 59 60 58 55 54 54 56 56 57 58 57 58 59 61
RH 49 60 90 93 49 60 87 87 50 53 90 90 47 54 84 87 46 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC SC B1
POP 12HR 40 20 50 20 30 10 30 10 40
RAIN SHWRS IS SC IS IS SC SC IS IS IS SC IS SC IS SC
TSTMS IS SC IS IS 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