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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
732 PM EST Sat Mar 7 2026
VAZ018-080900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
732 PM EST Sat Mar 7 2026
Date 03/07/26 Sun 03/08/26 Mon 03/09/26 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
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX TEMP 61 69 44 73 50
TEMP 65 63 61 61 64 67 66 58 53 49 46 45 61 70 72 63 57 54 52 52
DEWPT 56 57 56 56 57 55 49 44 43 42 40 41 47 44 42 41 40 41 42 44
MIN/MAX RH 85 54 84 33 75
RH 73 81 84 84 78 65 54 59 69 77 79 86 60 39 34 44 53 61 69 74
WIND DIR W W W W W W W W NW NW W W W W W W W W W W
WIND SPD 6 6 6 6 6 9 6 3 2 2 2 2 3 5 4 2 2 2 2 2
WIND GUST 26 25 24 23 26 26 23 14 14 19 17
CLOUDS B2 B2 B2 B2 B2 B2 B1 B1 FW FW FW FW FW FW CL CL CL FW FW FW
CLOUDS(%) 82 81 86 77 76 85 62 52 14 7 14 17 10 8 3 4 4 8 17 12
VSBY 10 10 10 7 10 10 10 10 10 9 10 10 9 9 10 10 10 10 10 10
POP 12HR 60 50 5 10 5
RAIN SHWRS SC SC SC SC SC SC IS
TSTMS IS IS IS IS
MIX HGT 2 1 1 2 3 4 5 <1 <1 <1 <1 <1 2 6 6 <1
T WIND DIR SW SW SW SW W W W W W W NW W W W W SW
T WIND SPD 12 16 12 10 29 28 25 16 4 4 4 3 4 10 10 3
DISPERSION PR PR PR VP VP VP VP VP VP VP VP
ADI 8 11 8 17 70 77 77 7 2 2 2 4 14 71 72 2
MAX LVORI 3 4 4 3 3 1 1 3 3 4 4 5 2 1 1 2
STABILITY E E E D D D D F G G G B B B B G
CEILING 2000 1100 2200 2700 None None None None None
STA PRES 27.76 27.69 27.70 27.74 27.83 27.85 27.87 27.83
Date 03/10Wed 03/11/26Thu 03/12/26Fri 03/13/26Sat 03/14/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN TEMP 78 58 81 44 61 30 55 40 62
TEMP 76 69 60 59 80 71 65 48 45 39 34 31 52 49 44 41 59 54
DEWPT 54 52 53 55 58 55 54 45 27 19 20 19 24 29 31 32 33 33
RH 46 55 78 87 47 57 68 89 49 44 56 61 33 46 60 70 37 45
WIND SPD <15 <15 <15 <15 15> <15 <15 <15 <15
AVG CLOUDS FW SC SC B1 B2 B1 B2 B2 B2 B1 FW SC B1 B1 SC SC B1 B1
POP 12HR 20 10 20 70 60 10 20 20 10
RAIN L C S S
RAIN SHWRS IS IS SC NM
$$
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