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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EST Tue Feb 24 2026
VAZ018-242100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
731 AM EST Tue Feb 24 2026
Date Tue 02/24/26 Wed 02/25/26 Thu 02/26/26
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 42 34 53 40 53
TEMP 27 37 41 36 35 36 38 38 45 51 52 48 44 44 42 41 45 50 52 49
DEWPT 11 11 12 13 12 16 21 26 31 34 34 33 34 35 36 37 41 44 43 41
MAX/MIN RH 29 63 46 88 70
RH 50 33 30 38 38 43 50 62 58 52 50 56 68 70 79 85 86 80 71 74
WIND DIR W W W SW SW W W W W W W W W W W S S SW SW W
WIND SPD 8 6 5 3 5 6 10 10 11 11 10 6 5 3 2 2 3 4 4 3
WIND GUST 27 19 19 17 21 27 34 35 36 34 32 25 20 17 13 12 14 18 18 17
CLOUDS SC B1 B1 B2 B2 OV B2 SC B1 B1 SC SC SC B1 B2 B2 B2 B2 B2 B2
CLOUDS(%) 48 58 51 76 70 89 76 47 53 58 42 46 43 63 78 84 83 87 83 80
VSBY 10 10 10 10 10 10 10 10 9 10 9 10 10 6 6 6 6 3 3 6
POP 12HR 0 20 10 50 70
FLURRIES
RAIN S C C L L L L C
MIX HGT 2 3 3 <1 <1 1 1 2 3 4 3 1 <1 <1 <1 <1 <1 <1 <1 <1
T WIND DIR NW W SW S SW SW W W W W W W W W W SE S S S S
T WIND SPD 18 13 13 9 9 6 21 16 29 27 26 10 9 11 4 2 4 9 18 11
DISPERSION VP PR PR FR PR PR VP VP VP
ADI 56 41 44 4 6 5 24 33 77 73 88 7 6 5 2 2 4 10 21 5
MAX LVORI 1 1 1 2 2 2 2 1 1 1 1 3 3 3 5 6 6 4 3 3
STABILITY B C C F E E D C D D C E E F F C C D D F
CEILING None 10600 9100 3800 None None None 800 500 500
STA PRES 27.77 27.64 27.54 27.48 27.50 27.53 27.63 27.66 27.65 27.53
Date Fri 02/27/26Sat 02/28/26Sun 03/01/26Mon 03/02/26
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 37 55 35 64 39 56 31 43
TEMP 44 38 53 47 40 36 61 53 43 40 55 44 37 32 40 38
DEWPT 38 32 35 34 33 32 36 37 36 33 33 28 26 23 23 23
RH 79 79 50 60 76 85 39 54 76 76 43 53 64 69 50 54
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 SC FW FW SC FW CL FW FW SC SC B1 B1 B1 B1
POP 12HR 40 10 5 0 5 5 30 40
RAIN C S C C C
SNOW C C C
$$
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