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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
703 AM EST Sat Mar 7 2026
VAZ018-072100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
703 AM EST Sat Mar 7 2026
Date Sat 03/07/26 Sun 03/08/26 Mon 03/09/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 78 59 69 48 74
TEMP 67 76 77 68 65 63 61 60 64 67 66 59 54 52 50 49 62 71 73 64
DEWPT 59 60 59 58 57 57 56 56 56 55 50 46 45 45 45 45 50 47 43 43
MAX/MIN RH 53 86 56 88 34
RH 75 58 54 70 75 81 84 87 75 65 56 62 71 77 83 86 65 42 34 46
WIND DIR SW SW SW SW SW W W W W W W W W W W W W W W W
WIND SPD 4 6 6 6 6 6 6 6 6 8 6 2 2 2 2 2 3 6 5 2
WIND GUST 17 23 25 26 27 25 24 24 26 25 21 13 16 20 19
CLOUDS SC B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW CL
CLOUDS(%) 28 70 63 63 66 80 83 71 80 83 53 31 16 20 20 18 13 25 25 3
VSBY 10 10 10 10 10 9 10 9 8 9 10 10 10 10 10 9
POP 12HR 60 70 60 10 20
RAIN SHWRS NM SC SC SC NM SC NM NM SC SC IS IS
TSTMS SC SC
MIX HGT 1 5 5 2 <1 1 1 2 2 3 4 <1 <1 <1 <1 <1 2 6 6 <1
T WIND DIR S SW SW S SW SW W W W W W W NW NW NW NW NW W W SW
T WIND SPD 3 16 20 11 14 10 12 23 18 20 18 11 4 4 4 4 8 9 12 3
DISPERSION PR PR PR PR VP VP VP VP VP
ADI 7 50 61 8 10 7 8 39 39 48 51 5 2 2 2 5 25 63 85 2
MAX LVORI 4 1 1 3 4 4 4 4 3 1 1 3 3 4 5 5 2 1 1 2
STABILITY B D D E E E E D D D D G G G G B B B B G
CEILING None 3700 1800 1400 1400 None None None None None
STA PRES 27.94 27.80 27.74 27.72 27.75 27.74 27.80 27.81 27.84 27.80
Date Tue 03/10/26Wed 03/11/26Thu 03/12/26Fri 03/13/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 52 79 59 80 44 58 32 57
TEMP 55 53 77 69 61 60 79 70 64 47 47 41 36 33 53 51
DEWPT 45 47 55 54 55 56 58 55 52 43 27 21 21 21 26 29
RH 69 80 47 59 81 87 49 59 65 86 45 44 54 61 35 42
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL SC SC B1 SC B2 B2 B2 B2 B2 B1 SC FW SC B1 B1
POP 12HR 20 30 20 50 80 40 10 20
RAIN SHWRS IS IS SC IS IS IS SC O O SC IS IS
$$
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