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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 PM EDT Sat Jun 27 2026
VAZ012-280800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
631 PM EDT Sat Jun 27 2026
Date 06/27/26 Sun 06/28/26 Mon 06/29/26 Tue
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 62 81 63 88 64
TEMP 72 68 65 64 67 74 78 80 75 66 64 64 67 76 83 87 79 69 66 64 67
DEWPT 67 65 65 64 67 70 70 70 69 66 64 64 67 70 68 68 68 67 65 64 67
MIN/MAX RH 100 70 100 52 100
RH 84 90100100100 87 76 72 82100100100100 82 61 53 69 93 97100100
WIND DIR W W W W W W W NW NW W W W N N N N NE N N N N
WIND SPD 3 3 2 2 3 3 3 2 2 1 1 1 0 1 1 1 1 0 0 0 0
CLOUDS B1 B1 B1 B2 OV B1 B1 B1 FW FW SC SC B1 SC B1 B1 SC FW SC B1 SC
CLOUDS(%) 59 56 55 86 89 69 66 63 16 13 26 43 54 42 51 51 26 24 36 51 33
VSBY 10 7 5 5 4 5 5 10 10 9 4 3 8 10 10 10 10
POP 12HR 60 50 10 30 5
RAIN SHWRS IS IS SC NM SC SC SC SC IS IS SC SC
TSTMS IS SC SC SC
Obvis PF PF
MIX HGT <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 3 4 5 <1
T WIND DIR W W W SW E N NW NW NW NW NW NW N N NW N W
T WIND SPD 10 8 5 2 2 3 17 16 12 3 2 2 2 3 2 1 1
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 5 4 3 1 3 7 56 65 6 2 1 1 3 13 12 7 1
MAX LVORI 5 6 8 10 9 5 3 3 5 10 10 10 9 4 2 2 4
STABILITY F F F F B B B B G G G F B A B B G
CEILING None 0 0 None None None None None None
STA PRES 27.25 27.21 27.21 27.22 27.27 27.30 27.36 27.36
Date 06/30Wed 07/01/26Thu 07/02/26Fri 07/03/26Sat 07/04/26
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 91 65 93 66 95 68 92 67 92
TEMP 86 82 67 68 88 83 67 70 90 83 68 70 88 80 68 70 90 79
DEWPT 69 69 65 66 65 66 64 66 62 65 64 65 62 66 65 67 64 66
RH 57 65 93 93 47 57 90 87 39 55 87 84 42 62 90 90 42 64
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW FW CL FW FW FW CL FW FW FW FW FW SC B1 SC SC B1
POP 12HR 5 0 5 5 5 10 20 30 40
RAIN SHWRS IS 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