Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1002 AM EST Sat Feb 28 2026
VAZ018-282100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
1002 AM EST Sat Feb 28 2026
Date Sat 02/28/26 Sun 03/01/26 Mon 03/02/26
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 66 44 60 29 39
TEMP 63 65 56 48 46 46 46 56 59 55 43 37 34 32 30 34 37 38 34
DEWPT 39 40 38 36 37 38 40 44 43 37 29 27 25 24 22 21 21 21 20
MAX/MIN RH 40 78 50 75 49
RH 41 40 51 63 71 73 79 64 55 51 57 67 69 72 72 58 52 50 56
WIND DIR W W NW NW W W W W W NW NW NW N NE E E SE SE SE
WIND SPD 8 6 2 2 2 3 5 8 10 8 5 3 2 2 2 3 4 4 4
WIND GUST 12 14 21 26 28 26 21 14 12 12 14 14 14 16 17
CLOUDS CL CL CL FW FW FW FW SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%) 0 0 0 9 12 24 20 44 53 64 67 64 73 79 76 81 79 78 77
VSBY 10 10 10 10 10 10 10 10 8 9 10 9 10 10 10 9 5 5 7
POP 12HR 0 5 5 10 40
FRZG RAIN C
SNOW C C C C C
MIX HGT 4 6 <1 <1 <1 <1 <1 3 4 4 1 <1 <1 <1 1 2 2 2 1
T WIND DIR W W SW W W W W W W W NW NW NW N NE E SE SE SE
T WIND SPD 12 11 2 2 4 3 3 6 29 21 13 13 9 6 5 5 5 9 11
DISPERSION VP VP VP VP PR VP VP VP VP
ADI 62 76 1 1 2 2 4 24 86 60 9 6 4 3 8 13 14 19 8
MAX LVORI 1 1 2 3 3 4 4 2 1 1 2 3 3 3 3 2 2 2 3
STABILITY B B G G G G B B D D E F F F C B B B E
CEILING None None None None 2900 14400 26900 15700 31100
STA PRES 27.78 27.82 27.81 27.80 27.85 28.02 28.11 28.20 28.17
Date Tue 03/03/26Wed 03/04/26Thu 03/05/26Fri 03/06/26
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 29 48 42 64 48 68 52 72
TEMP 30 29 44 46 44 45 62 56 51 49 67 62 56 53 72 66
DEWPT 21 22 33 37 41 42 50 46 46 46 53 50 49 49 55 53
RH 69 75 65 71 89 89 65 69 83 89 61 65 77 86 55 63
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 SC B1
POP 12HR 40 30 40 30 30 30 30 30
FRZG RAIN C C C
RAIN C C S C C C C C C C C C S C
SLEET C C
SNOW 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