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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1031 AM EDT Mon Jun 1 2026
VAZ012-012000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
1031 AM EDT Mon Jun 1 2026
Date Mon 06/01/26 Tue 06/02/26 Wed 06/03/26
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 77 50 70 44 76
TEMP 69 73 73 66 59 55 52 53 61 66 66 61 53 48 45 50 65 72 75 68
DEWPT 50 47 47 47 46 47 46 48 48 47 47 48 46 44 41 45 43 43 42 46
MAX/MIN RH 36 84 46 89 30
RH 51 40 40 50 62 74 80 83 62 50 50 62 77 86 86 83 45 35 31 45
WIND DIR NW NW N N N NE E E E E E E E N N N NE NE NE N
WIND SPD 3 3 2 2 1 1 1 2 3 3 2 1 1 0 0 0 2 2 2 1
CLOUDS B1 B1 SC B1 SC SC SC SC FW B1 SC FW FW FW FW FW CL FW FW FW
CLOUDS(%) 58 62 45 63 50 46 42 31 23 55 48 14 10 7 8 6 5 11 11 13
VSBY 10 10 10 10 10 7 10 7 10 7 10 10 10 10 10 10 10 10 10 10
POP 12HR 20 20 40 0 0
RAIN SHWRS IS IS IS SC
TSTMS SC
MIX HGT 4 5 4 <1 <1 <1 <1 1 3 4 3 1 <1 <1 <1 <1 5 7 7 <1
T WIND DIR NW NW N N N N NE E E E E E NE W W W N N N N
T WIND SPD 10 10 10 9 3 2 4 12 4 5 6 4 2 1 2 1 6 6 5 5
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 50 58 50 4 2 1 2 19 21 29 26 2 1 1 1 1 42 55 47 3
MAX LVORI 1 1 1 2 3 3 4 3 2 2 2 3 4 6 6 5 1 1 1 2
STABILITY A B A F F F F A A B A G G G G A A A A G
CEILING None None None None None None None None None
STA PRES 27.24 27.28 27.31 27.38 27.41 27.47 27.47 27.51 27.47
Date Thu 06/04/26Fri 06/05/26Sat 06/06/26Sun 06/07/26
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 49 82 53 81 56 83 58 82
TEMP 51 54 77 72 55 58 79 75 59 60 80 75 61 62 80 75
DEWPT 45 46 47 51 49 50 50 53 51 53 53 56 55 57 57 59
RH 80 74 35 48 80 75 36 46 75 78 39 52 81 84 45 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL FW FW FW FW SC SC SC SC SC B1 B1 B1 B1
POP 12HR 0 0 0 0 5 10 20 40
RAIN SHWRS IS SC SC
TSTMS 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