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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Tue Jun 2 2026
VAZ046-030800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
801 PM EDT Tue Jun 2 2026
Date 06/02/26 Wed 06/03/26 Thu 06/04/26 Fri
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 80 54 87 59
TEMP 58 54 53 58 74 79 80 74 62 57 54 61 80 85 86 79 67 62 60 65
DEWPT 42 42 42 49 46 46 46 50 47 47 47 50 51 51 51 55 52 51 51 54
MIN/MAX RH 72 30 75 29 73
RH 55 64 66 72 37 31 30 43 58 69 77 67 36 31 30 44 59 67 72 68
WIND DIR E W W NW N N NE NE NE NW W NW N NE SE S S SW SW W
WIND SPD 2 3 3 4 8 8 6 3 2 2 2 2 3 2 3 2 3 4 3 3
CLOUDS FW SC FW CL CL FW CL FW CL CL CL CL CL CL CL CL CL CL FW CL
CLOUDS(%) 6 27 10 3 5 10 3 7 5 4 2 3 4 3 5 5 3 4 9 3
VSBY 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 <1 <1 <1 <1 7 7 7 <1 <1 <1 <1 <1 6 7 7 <1
T WIND DIR N NW W NW N N N NE N NW NW NW N NE W S
T WIND SPD 3 3 3 4 11 11 10 3 2 3 3 2 6 1 2 2
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 2 2 2 4 86 90 80 2 1 2 2 2 48 10 20 1
MAX LVORI 3 4 4 3 1 1 1 2 3 3 4 3 1 2 2 2
STABILITY G G F A B B B G G G G A A A A G
CEILING None None None None None None None None None
STA PRES 29.54 29.56 29.59 29.53 29.54 29.54 29.55 29.45
Date 06/05Sat 06/06/26Sun 06/07/26Mon 06/08/26Tue 06/09/26
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 92 63 94 67 90 65 85 61 81
TEMP 90 83 68 69 91 85 71 70 87 82 70 67 81 77 65 63 78 74
DEWPT 54 58 54 57 57 58 57 59 62 63 62 62 63 62 59 57 58 59
RH 30 43 61 66 32 40 61 68 43 53 76 84 54 60 81 81 50 59
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 0 5 20 30 40 30 40
RAIN SHWRS IS IS SC SC SC SC IS SC SC
TSTMS IS IS SC IS 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