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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1232 PM EST Fri Mar 6 2026
NCZ003-062100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
1232 PM EST Fri Mar 6 2026
Date Fri 03/06/26 Sat 03/07/26 Sun 03/08/26
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 79 57 76 58 74
TEMP 77 78 70 64 62 60 59 67 73 76 71 66 63 60 58 66 71 73 67
DEWPT 58 57 58 59 59 59 59 62 62 61 59 59 58 57 56 58 56 55 52
MAX/MIN RH 46 100 59 94 53
RH 52 48 66 84 90 96100 84 68 60 66 78 84 90 93 75 59 53 59
WIND DIR S S S S S S SE S S S S SW SW W W W W W W
WIND SPD 3 3 1 1 1 1 1 4 8 6 3 2 2 1 2 2 4 3 1
WIND GUST 18 18 13
CLOUDS FW SC B1 SC B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B2 B2 B2 B1
CLOUDS(%) 16 34 52 39 57 73 80 66 63 63 74 74 72 71 69 75 71 71 51
VSBY 10 10 10 10 8 6 1 9 10 10 10 10 10 10 4
POP 12HR 10 10 50 60 60
RAIN SHWRS SC SC NM NM SC SC SC SC NM NM IS
TSTMS SC IS IS IS IS
Obvis PF PF
MIX HGT 6 5 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR SW SW S S SW SW SW SW SW SW SW S SW SW SW W W W W
T WIND SPD 9 11 8 9 6 8 9 9 11 17 12 9 9 6 8 13 17 12 5
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 60 67 4 4 3 4 7 17 26 40 6 4 4 3 6 34 40 36 3
MAX LVORI 1 1 3 5 6 8 8 4 3 1 3 4 5 6 6 3 1 1 3
STABILITY B B F G F F C D D D F F F F C C D C F
CEILING None None 700 700 1100 900 500 1000 2400
STA PRES 28.31 28.34 28.32 28.30 28.22 28.19 28.12 28.11 28.07
Date Mon 03/09/26Tue 03/10/26Wed 03/11/26Thu 03/12/26
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 52 77 56 79 58 80 54 67
TEMP 57 53 75 70 60 57 76 72 62 59 78 74 63 55 65 54
DEWPT 51 50 54 53 53 54 58 57 57 56 59 56 55 50 41 37
RH 80 89 48 55 78 90 54 59 84 90 52 53 75 83 41 52
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 SC B1 B1 B1 SC B1 SC B1 B1 B2 B2 B2 B2 B1
POP 12HR 20 30 30 40 20 50 60 40
RAIN SHWRS IS SC IS SC IS SC IS IS IS SC NM SC SC SC
TSTMS 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