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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Mon Jun 1 2026
VAZ018-020800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
231 AM EDT Mon Jun 1 2026
Date 05/31/26 Mon 06/01/26 Tue 06/02/26 Wed
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 60 79 56 71 50
TEMP 60 63 74 78 76 67 62 59 56 57 64 69 69 62 57 52 50 56
DEWPT 54 55 53 50 50 51 49 48 47 49 51 50 50 50 47 45 43 47
MIN/MAX RH 81 37 74 48 77
RH 81 75 48 37 40 56 62 67 72 75 63 51 51 65 69 77 77 72
WIND DIR NW NW N N N NE NE NE NE E E E E E N N NW NW
WIND SPD 2 2 3 3 3 2 1 1 1 3 4 4 3 1 1 0 1 1
WIND GUST 14 13 14
CLOUDS SC SC B1 B1 B1 B2 B1 SC B1 SC SC SC SC FW FW FW FW FW
CLOUDS(%) 46 43 65 59 53 70 63 42 56 34 45 46 31 24 17 6 8 6
VSBY 10 10 10 10 10 10 10 10 7 10 10 7 10 10 10 10 10 10
POP 12HR 0 5 20 30 0
RAIN SHWRS IS IS
TSTMS IS
MIX HGT <1 <1 4 6 5 <1 <1 <1 <1 1 3 3 3 <1 <1 <1 <1 <1
T WIND DIR NW N N NW N E E E E E E NE N NW NW NW W NW
T WIND SPD 3 6 11 5 2 8 10 6 11 10 9 5 2 3 3 3 3 3
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 2 8 57 38 14 4 5 3 5 18 32 23 10 2 2 2 2 4
MAX LVORI 4 4 1 1 2 3 3 3 3 3 1 2 2 3 3 3 4 3
STABILITY F A B B B F F F F A A A A G G G G A
CEILING None None 5200 5100 None None None None None
STA PRES 27.72 27.75 27.76 27.82 27.88 27.97 27.99 28.01 28.01
Date 06/03Thu 06/04/26Fri 06/05/26Sat 06/06/26Sun 06/07/26
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 78 54 83 56 85 60 86 64 86
TEMP 76 69 56 59 81 74 61 63 84 77 64 66 85 78 67 68 84 77
DEWPT 47 52 46 49 52 56 50 53 54 58 53 56 58 61 57 60 62 63
RH 36 55 69 69 37 53 67 70 36 52 67 70 40 56 70 76 48 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW CL CL FW FW CL FW SC SC SC SC SC SC SC B1 B1
POP 12HR 0 5 5 0 0 5 10 10 30
RAIN SHWRS 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