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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
702 AM EST Fri Feb 27 2026
NCZ006-272100-
RAWS 310801
36.37N 79.29W Elev. 580 ft
702 AM EST Fri Feb 27 2026
Date Fri 02/27/26 Sat 02/28/26 Sun 03/01/26
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 55 40 66 43 72
TEMP 48 54 55 50 46 43 41 40 50 62 66 57 49 47 45 45 61 70 68 58
DEWPT 45 46 44 44 42 40 40 40 45 46 44 44 43 43 43 42 46 44 41 36
MAX/MIN RH 66 100 46 95 36
RH 89 74 66 80 86 89 96100 83 56 45 62 80 86 93 89 58 39 37 44
WIND DIR NE NE E E E E N NW NW W SW S S SW SW SW W W NW N
WIND SPD 3 3 2 1 1 1 1 1 1 2 1 1 1 2 2 2 3 5 6 5
CLOUDS B2 B1 B2 B2 SC B1 B2 B2 SC FW CL FW CL FW FW FW CL FW B1 B2
CLOUDS(%) 83 68 72 73 39 51 75 70 37 9 5 6 4 6 8 9 5 22 64 77
VSBY 10 10 10 10 10 10 1 1 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 0 0 0 5
Obvis PF PF
MIX HGT 1 4 5 <1 <1 <1 <1 <1 <1 3 4 <1 <1 <1 <1 <1 <1 6 2 1
T WIND DIR N NE NE E SE SE NW W NW NW NW S S SW SW SW W W NW N
T WIND SPD 9 9 6 6 4 2 1 5 5 5 3 3 3 4 5 6 11 14 18 18
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 14 34 28 3 2 1 1 4 6 24 19 2 2 2 3 7 12 94 43 12
MAX LVORI 5 3 3 4 5 7 9 9 4 2 2 3 4 5 6 5 2 1 1 2
STABILITY C C C F G F F C A B A G G G G B B B C E
CEILING 600 1300 None 1400 None None None None None 10500
STA PRES 29.47 29.47 29.51 29.49 29.50 29.44 29.46 29.44 29.47 29.56
Date Mon 03/02/26Tue 03/03/26Wed 03/04/26Thu 03/05/26
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 36 44 31 47 38 66 47 71
TEMP 43 37 41 39 33 32 43 44 41 42 62 59 52 48 68 65
DEWPT 30 25 26 27 27 27 33 35 38 40 48 47 47 48 53 52
RH 60 61 55 62 78 81 67 70 89 93 60 64 83100 59 63
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 OV OV B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 5 40 30 30 30 20 20 20
RAIN S C C C C S C C S S S S
$$
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