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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
702 AM EST Thu Mar 5 2026
VAZ012-052100-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
702 AM EST Thu Mar 5 2026
Date Thu 03/05/26 Fri 03/06/26 Sat 03/07/26
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 73 52 76 54 76
TEMP 65 72 72 63 58 55 54 53 67 74 76 67 59 57 56 55 67 74 75 68
DEWPT 52 51 49 50 50 50 50 49 54 52 51 53 54 54 53 52 56 55 54 55
MAX/MIN RH 43 88 41 92 47
RH 63 48 44 62 75 83 86 86 63 46 42 61 83 90 90 90 68 51 48 63
WIND DIR SW W SW W SW W W W W SW SW S S S S S SW SW SW SW
WIND SPD 2 4 4 2 2 2 2 2 2 3 2 2 2 2 2 2 3 5 5 3
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC B2 B2 B2
CLOUDS(%) 49 33 35 42 32 39 45 50 27 40 40 27 9 26 47 47 30 80 80 85
VSBY 9 9 9 9 9 9 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 10 20 10 70
RAIN SHWRS IS IS IS IS NM NM O
TSTMS IS IS
MIX HGT 2 4 4 <1 <1 <1 <1 <1 2 4 4 <1 <1 <1 <1 <1 2 5 4 1
T WIND DIR W SW SW SW SW SW W W W W SW SW S S S S S SW SW SW
T WIND SPD 19 18 17 6 5 6 8 9 18 17 10 4 4 8 6 5 9 19 21 11
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 42 92 83 3 3 3 4 10 57 90 49 2 2 4 3 6 26 62 58 5
MAX LVORI 1 1 1 3 4 5 6 5 1 1 1 3 5 6 6 5 3 1 1 3
STABILITY B B B F G G F B B B B G G G F B B D D F
CEILING None None None None None None None None None 1400
STA PRES 27.40 27.35 27.38 27.40 27.46 27.45 27.43 27.39 27.36 27.28
Date Sun 03/08/26Mon 03/09/26Tue 03/10/26Wed 03/11/26
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 55 67 49 70 51 75 57 75
TEMP 59 55 64 60 52 49 68 61 53 53 73 67 60 58 74 66
DEWPT 55 53 50 48 47 47 47 47 47 49 54 54 53 53 54 53
RH 87 93 60 64 83 93 47 60 80 86 51 63 78 83 50 63
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B1 B1 SC B1 SC B1 SC B1 SC B1 B2 B2
POP 12HR 80 60 20 30 20 40 20 60
RAIN SHWRS O NM NM NM IS IS IS SC IS IS SC SC IS IS SC NM
TSTMS 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