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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EST Fri Feb 6 2026
NCZ005-070900-
RAWS 310540
36.38N 79.70W Elev. 858 ft
801 PM EST Fri Feb 6 2026
Date 02/06/26 Sat 02/07/26 Sun 02/08/26 Mon
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX TEMP 19 31 15 36 21
TEMP 35 33 30 21 23 29 30 23 19 18 17 17 24 32 35 31 27 26 24 22
DEWPT 29 24 19 8 4 2 1 1 1 1 1 2 3 6 9 13 14 15 15 15
MIN/MAX RH 88 28 51 31 75
RH 78 69 63 56 43 31 28 38 44 46 49 51 39 33 33 47 57 62 68 74
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW W SE SE NE NE NE
WIND SPD 10 10 16 20 23 21 17 8 8 4 4 4 4 4 2 1 1 2 2 2
WIND GUST 27 35 39 36 32
CLOUDS B1 FW FW FW CL CL CL FW CL FW SC B1 OV OV B1 SC SC SC B2 B1
CLOUDS(%) 51 19 19 8 2 0 0 7 5 14 33 69 88 89 66 41 32 48 71 68
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 20 0
SNOW S S
MIX HGT 1 3 4 3 3 4 4 3 2 1 <1 <1 1 1 1 <1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW S SE
T WIND SPD 10 14 14 36 35 33 29 25 20 16 13 9 5 4 3 2
DISPERSION FR FR GD PR PR VP VP VP VP VP VP
ADI 7 10 20 89 89 92 83 17 14 7 6 7 9 7 5 1
MAX LVORI 4 3 2 1 1 1 1 2 2 2 2 2 2 2 2 2
STABILITY E E D D D D D E E F F C C D B F
CEILING None None None None None 10100 8300 None
STA PRES 29.11 29.33 29.45 29.57 29.61 29.63 29.53
Date 02/09Tue 02/10/26Wed 02/11/26Thu 02/12/26Fri 02/13/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN TEMP 46 29 60 41 63 37 52 30 48
TEMP 41 38 32 31 57 51 46 43 60 52 43 37 49 44 35 31 44 41
DEWPT 18 23 26 27 35 37 38 41 44 39 35 32 31 27 25 24 23 24
RH 39 54 78 85 43 59 73 93 55 61 73 82 50 51 66 75 43 50
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC FW FW SC B1 B2 OV B2 B1 B1 B1 B2 B2 B1 B2 B2 B1
POP 12HR 0 0 5 20 40 20 20 30 30
RAIN S C C S S S S S C C S
SNOW C
$$
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
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