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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EDT Tue Jun 2 2026
VAZ046-022000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
1231 PM 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 74 51 80 54 87
TEMP 71 72 67 56 52 52 58 74 79 80 74 62 57 54 61 80 85 86 79
DEWPT 46 44 47 45 45 45 49 46 46 46 50 47 47 47 50 51 51 51 55
MAX/MIN RH 38 80 30 75 29
RH 41 37 49 66 77 77 72 37 31 30 43 58 69 77 67 36 31 30 44
WIND DIR NE NE NE NE W W N N N NE NE N NW W NW N NE SE S
WIND SPD 9 10 3 1 2 4 4 6 8 6 2 2 2 2 2 3 2 3 2
CLOUDS SC FW FW CL CL CL CL CL CL CL FW CL CL CL CL CL CL CL CL
CLOUDS(%) 36 20 6 4 4 3 1 3 2 2 7 4 4 2 3 4 3 5 5
VSBY 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 6 7 <1 <1 <1 <1 <1 7 8 7 <1 <1 <1 <1 <1 6 8 8 <1
T WIND DIR NE NE NE N NW W NW N N N NE N NW W NW N N NW S
T WIND SPD 12 13 3 3 3 3 3 11 11 10 2 2 3 3 2 5 3 3 1
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 88104 2 2 2 2 3 85 91 80 1 1 2 2 2 40 31 31 1
MAX LVORI 1 1 2 3 4 5 3 1 1 1 2 3 3 4 3 1 1 1 2
STABILITY B B G 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 29.50 29.56 29.56 29.58 29.52 29.52 29.51 29.52 29.42
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 59 91 64 93 67 90 65 84
TEMP 62 65 90 84 67 69 91 85 71 70 88 82 69 67 81 77
DEWPT 51 54 54 58 54 57 57 58 57 59 62 63 62 61 63 62
RH 67 68 30 41 63 66 32 40 61 68 42 53 78 81 54 60
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 5 20 30 40
RAIN SHWRS IS IS SC SC SC
TSTMS IS 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