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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EST Sat Feb 7 2026
VAZ012-080900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
301 PM EST Sat Feb 7 2026
Date 02/07/26 Sun 02/08/26 Mon 02/09/26 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 7 29 13 45 30
TEMP 20 12 10 8 7 7 18 27 29 22 17 15 14 15 31 43 44 36 33 32 33 36
DEWPT 2 0 -1 -1 -2 -2 3 9 13 12 9 8 8 10 18 23 28 28 26 28 31 33
MIN/MAX RH 66 44 81 45 92
RH 45 58 60 66 66 66 51 46 51 65 70 73 76 80 58 45 53 72 75 85 92 89
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW SW SW S SW SW SW SW W W W
WIND SPD 11 9 8 4 3 2 2 2 2 1 1 1 1 1 1 2 2 2 2 2 2 2
WIND GUST 21 21
CLOUDS FW FW FW SC SC SC OV OV B1 FW FW FW SC SC SC SC SC SC SC FW SC SC
CLOUDS(%) 6 20 22 38 29 38100100 69 20 10 12 26 33 26 47 44 33 27 23 26 29
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 10 0 5 0
FLURRIES SC SC
MIX HGT 3 2 1 1 <1 <1 <1 1 1 <1 <1 <1 <1 <1 <1 2 1 <1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW W W SW SW W W SW
T WIND SPD 31 28 26 20 11 10 9 10 9 5 3 2 2 2 4 10 6 4
DISPERSION PR PR VP VP VP VP VP VP VP VP VP VP
ADI 73 19 18 9 5 11 11 16 16 3 2 1 1 2 4 26 13 2
MAX LVORI 1 2 2 3 3 2 2 2 2 3 3 4 4 5 3 2 2 3
STABILITY D E E F G B D D C G G G G A A B B G
CEILING None None 5600 2100 None None None None None
STA PRES 27.34 27.36 27.42 27.39 27.41 27.39 27.37 27.32
Date 02/10Wed 02/11/26Thu 02/12/26Fri 02/13/26Sat 02/14/26
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 56 41 51 32 46 30 41 23 41
TEMP 55 48 47 41 51 40 34 32 45 37 34 30 41 33 27 24 40 30
DEWPT 40 41 43 38 36 33 30 27 28 30 30 27 26 23 22 19 20 20
RH 57 77 86 89 56 76 85 81 51 75 85 88 55 66 81 81 44 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC B1 B2 B2 B2 B1 B2 B2 OV OV OV B2 B1 B1 B2 B1 B2
POP 12HR 5 40 60 30 30 50 40 30 30
RAIN C L C S C C C C C C
RAIN SHWRS SC SC
SNOW C C C C C C
SNOWSHWRS 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
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