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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1232 PM EST Tue Mar 3 2026
VAZ018-032100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
1232 PM EST Tue Mar 3 2026
Date Tue 03/03/26 Wed 03/04/26 Thu 03/05/26
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 54 44 70 51 77
TEMP 46 53 48 46 46 46 47 58 67 68 61 57 55 53 52 65 75 76 68
DEWPT 41 42 44 43 43 44 46 52 55 55 52 51 50 50 49 54 53 52 52
MAX/MIN RH 65 96 63 91 43
RH 83 66 86 89 89 93 96 80 65 63 72 80 83 89 89 68 46 43 57
WIND DIR SW SW SW W W W W W W W W SW SW W W SW SW SW SW
WIND SPD 8 9 3 3 3 2 2 2 3 2 1 2 2 2 2 2 5 5 3
WIND GUST 14 14 16 14 13 13 13 13 17 18 14
CLOUDS B2 B2 B2 SC SC B2 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1
CLOUDS(%) 80 79 86 42 50 83 77 89 71 62 61 61 62 67 60 56 52 45 54
VSBY 9 4 5 7 5 6 7 9 9 8 9 6 6 10 9 9 9 9 9
POP 12HR 70 30 40 20 20
FRZG RAIN
RAIN L S S S S C
RAIN SHWRS IS IS IS IS
Obvis PF PF
MIX HGT 2 2 <1 <1 <1 <1 <1 1 3 2 <1 <1 <1 <1 <1 2 5 6 <1
T WIND DIR S S S SW SW SW W W W W SW SW SW W W W W W SW
T WIND SPD 8 6 5 4 5 4 5 11 11 12 8 4 4 4 5 23 18 11 3
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 15 12 3 2 3 2 4 20 39 28 4 2 2 2 4 64 58 37 2
MAX LVORI 3 3 4 5 5 5 5 3 1 2 3 5 5 6 6 1 1 1 3
STABILITY D D F F F F C C C C F F F F C C D D F
CEILING 2800 None 200 600 1600 1600 400 None None
STA PRES 27.99 27.98 27.96 27.97 27.95 27.94 27.93 27.97 27.95
Date Fri 03/06/26Sat 03/07/26Sun 03/08/26Mon 03/09/26
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 57 79 58 79 59 73 56 73
TEMP 61 58 78 68 62 58 78 68 62 59 72 66 59 56 72 63
DEWPT 52 51 56 54 54 53 57 55 55 53 52 50 51 50 51 50
RH 72 77 47 61 75 83 48 63 78 80 49 56 75 80 48 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC SC FW FW FW B2 B2 B2 B1 B1 B1 B1 B1 B1
POP 12HR 10 20 10 60 60 40 40 50
RAIN SHWRS IS NM NM SC SC SC SC SC SC SC
TSTMS SC 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