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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
232 AM EDT Mon Mar 9 2026
NCZ006-100800-
RAWS 310801
36.37N 79.29W Elev. 580 ft
232 AM EDT Mon Mar 9 2026
Date 03/08/26 Mon 03/09/26 Tue 03/10/26 Wed
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 54 76 51 81 61
TEMP 57 55 63 72 75 68 62 58 54 53 68 78 80 74 67 66 63 62
DEWPT 56 54 55 53 51 53 52 52 50 49 56 57 57 58 60 60 61 61
MIN/MAX RH 99 43 90 44 98
RH 96 96 75 51 43 59 70 80 86 86 65 48 45 57 78 81 93 97
WIND DIR W NW W SW SW SW SW SW SW SW SW SW SW S S SW SW S
WIND SPD 3 1 1 3 5 1 1 1 1 1 2 4 6 3 2 2 2 2
CLOUDS B1 B2 B1 SC FW FW FW FW FW SC SC FW FW FW CL FW SC B1
CLOUDS(%) 63 87 58 39 20 23 10 10 25 50 45 21 20 6 3 16 46 52
VSBY 4 2 9 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 50 0 0 20 0
RAIN SHWRS IS IS IS IS
Obvis PF PF
MIX HGT <1 <1 1 5 6 <1 <1 <1 <1 <1 1 4 6 <1 1 <1 <1 <1
T WIND DIR W NW NW W SW SW SW SW SW SW SW SW SW SW S SW SW SW
T WIND SPD 3 3 4 9 10 3 3 3 3 2 3 11 13 6 4 5 5 5
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 2 3 6 56 71 2 2 2 2 2 5 59 87 3 2 3 3 6
MAX LVORI 8 8 4 1 1 3 3 5 6 6 3 1 1 3 4 5 8 6
STABILITY F C C B B G G G G A B B B G G G F C
CEILING 7400 4300 None None None None None None None
STA PRES 29.41 29.48 29.42 29.47 29.48 29.51 29.45 29.45 29.40
Date 03/11Thu 03/12/26Fri 03/13/26Sat 03/14/26Sun 03/15/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 85 58 63 34 63 44 68 46 75
TEMP 81 77 71 62 53 49 39 36 58 57 52 45 64 59 51 48 71 69
DEWPT 64 59 59 54 32 21 25 25 26 32 34 32 29 34 36 40 49 50
RH 56 54 66 75 44 33 57 64 29 38 50 60 27 39 56 74 46 51
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B2 OV B2 SC FW SC SC FW SC B1 SC FW FW SC SC SC
POP 12HR 20 70 70 10 5 0 0 0 20
RAIN SHWRS IS SC NM NM SC IS
TSTMS IS 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