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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
832 AM EST Fri Feb 27 2026
VAZ046-272100-
RAWS 441101
37.39N 78.80W Elev. 804 ft
832 AM EST Fri Feb 27 2026
Date Fri 02/27/26 Sat 02/28/26 Sun 03/01/26
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 52 39 65 43 65
TEMP 45 52 52 48 44 41 39 40 50 61 64 57 50 48 45 44 58 64 61 50
DEWPT 40 41 39 39 38 37 37 38 42 43 42 41 41 40 40 39 41 41 36 31
MAX/MIN RH 62 91 44 84 40
RH 82 66 61 71 79 85 92 92 74 51 45 55 71 74 82 82 53 43 39 48
WIND DIR NE NE E E SE S W SW SW W SW S SW SW SW SW W NW N NE
WIND SPD 3 4 3 2 2 2 2 2 4 4 4 2 3 3 4 5 6 9 9 8
WIND GUST 19
CLOUDS B2 B2 B1 SC SC SC B1 B1 SC CL CL CL CL CL FW SC FW SC B1 B2
CLOUDS(%) 84 73 67 26 27 31 56 59 32 2 2 2 4 5 11 31 21 35 66 81
VSBY 10 10 10 10 9 6 6 4 9 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 5
MIX HGT 1 4 5 <1 <1 <1 <1 <1 1 3 4 <1 <1 <1 <1 <1 1 2 2 1
T WIND DIR NE NE E SE S W SW W W W S S S SW SW SW W NW N N
T WIND SPD 9 4 1 2 2 2 2 2 9 5 2 3 4 5 5 6 23 13 10 17
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 18 18 7 1 1 1 1 2 13 21 11 2 2 3 3 7 43 38 21 15
MAX LVORI 3 3 3 3 4 5 7 7 3 2 2 3 3 3 5 4 1 1 2 2
STABILITY C C B G G F F C B B B G G G F B B C D D
CEILING None None None None None None None None 6200
STA PRES 29.41 29.44 29.42 29.42 29.35 29.37 29.33 29.38 29.51
Date Mon 03/02/26Tue 03/03/26Wed 03/04/26Thu 03/05/26
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 32 36 29 42 37 58 44 66
TEMP 37 33 34 34 31 29 38 41 40 42 56 54 48 48 64 62
DEWPT 22 20 21 22 23 24 28 33 35 39 45 44 42 44 50 49
RH 54 58 58 61 72 81 67 73 82 89 66 69 80 86 60 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 OV B2 B2 B2 OV B2 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 5 40 20 30 40 30 10 20
FRZG RAIN S S C
RAIN C C C C C C C S S S
SNOW C C S S
$$
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