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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Tue Jun 2 2026
VAZ018-022000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 AM EDT Tue Jun 2 2026
Date Tue 06/02/26 Wed 06/03/26 Thu 06/04/26
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 71 50 79 54 85
TEMP 65 70 67 62 56 53 50 55 70 77 77 68 61 56 54 60 76 82 84 75
DEWPT 51 51 53 52 49 46 45 49 48 48 49 53 48 45 44 50 52 52 52 57
MAX/MIN RH 52 83 35 72 32
RH 60 51 61 70 77 77 83 80 45 36 37 59 62 66 69 69 43 35 33 54
WIND DIR E E NE NE N N NW NW N NE NE E N N NW NW NW E S S
WIND SPD 4 4 3 1 0 1 2 1 3 2 2 1 0 0 1 1 1 1 2 1
WIND GUST 14
CLOUDS B1 B1 B1 FW FW FW FW FW FW CL FW FW CL CL CL CL CL CL CL FW
CLOUDS(%) 67 69 54 13 6 7 12 10 7 4 14 6 3 1 1 1 1 2 4 7
VSBY 10 10 10 10 10 10 9 10 10 10 10 10 10 9 9 10 10 10 10 10
POP 12HR 30 0 0 0 0
RAIN SHWRS SC SC
TSTMS SC IS
MIX HGT 3 4 3 <1 <1 <1 <1 <1 5 7 7 <1 <1 <1 <1 <1 5 6 7 <1
T WIND DIR E NE E NE N N NW NW NE N N N NW NW NW NW NW W W W
T WIND SPD 11 4 6 5 3 3 3 3 6 9 8 2 1 3 3 2 3 2 4 1
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 36 18 27 3 2 2 2 3 45 74 65 1 1 2 2 2 21 18 37 1
MAX LVORI 1 2 2 3 4 4 5 4 1 1 1 3 3 3 3 3 2 2 1 3
STABILITY C C B G G G G A A A A G G G G A A A A G
CEILING 4800 None None None None None None None None None
STA PRES 27.98 27.99 28.03 28.05 28.08 28.01 28.02 28.01 28.01 27.93
Date Fri 06/05/26Sat 06/06/26Sun 06/07/26Mon 06/08/26
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 58 88 60 88 63 85 64 82
TEMP 60 63 86 78 64 67 86 79 67 68 84 77 67 67 81 74
DEWPT 50 54 55 59 54 56 57 59 55 58 61 62 60 60 63 62
RH 69 72 35 52 70 68 37 50 65 70 46 60 78 78 54 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL FW FW FW FW SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 0 0 0 0 10 30 30 50
RAIN SHWRS IS SC IS SC SC SC
TSTMS 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