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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
932 AM EST Mon Mar 2 2026
NCZ003-022100-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
932 AM EST Mon Mar 2 2026
Date Mon 03/02/26 Tue 03/03/26 Wed 03/04/26
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 43 35 56 45 71
TEMP 41 41 41 38 38 37 37 38 41 51 55 53 51 49 47 46 57 68 71 65
DEWPT 31 31 33 33 32 34 34 36 40 42 45 46 47 46 46 45 50 52 52 52
MAX/MIN RH 64 95 68 97 51
RH 67 67 73 82 79 89 89 92 96 71 69 77 86 89 96 96 77 57 51 63
WIND DIR E NE E E NE NE NE NE SE S S S SW SW SW SW SW SW SW S
WIND SPD 8 6 6 6 5 4 3 2 2 3 5 5 5 4 3 2 4 6 5 5
CLOUDS OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 B1 B1 SC B1 B1 B1 B1
CLOUDS(%) 90100100100 97 99 97 93 93 86 81 75 69 63 54 38 58 66 63 60
VSBY 10 10 8 8 7 5 5 4 8 10 10 10 10 9 9 10 10 10 10 10
POP 12HR 30 60 10 5 5
RAIN S C L S S S
MIX HGT 2 2 2 2 1 1 <1 <1 <1 2 2 1 <1 <1 <1 <1 1 2 3 <1
T WIND DIR E E E E NE NE NE NE N SW SW SW SW SW SW SW SW SW SW SW
T WIND SPD 12 11 12 11 8 5 4 3 1 2 4 5 4 3 4 3 5 9 12 16
DISPERSION PR PR VP VP PR PR VP VP PR
ADI 24 22 22 8 5 4 2 3 1 4 9 4 3 2 2 4 8 26 48 11
MAX LVORI 3 3 3 4 4 6 6 8 7 3 3 4 5 6 8 8 4 2 1 2
STABILITY D D D E E E F C C C D E E E F B D B B E
CEILING 1700 800 100 100 0 0 None 400 28200
STA PRES 29.37 29.40 29.35 29.35 29.27 29.26 29.24 29.26 29.17
Date Thu 03/05/26Fri 03/06/26Sat 03/07/26Sun 03/08/26
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 74 55 78 58 77 59 74
TEMP 56 52 72 69 60 56 74 71 63 58 74 72 63 59 71 69
DEWPT 52 50 55 54 55 54 57 57 56 56 58 57 57 57 58 57
RH 86 93 55 59 84 93 55 61 78 93 57 59 81 93 63 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 B2 B1 B1 B1 SC SC FW FW SC B1 B1 B1 B1 B2
POP 12HR 0 10 5 20 5 30 40 60
RAIN S C C C C L
$$
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