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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
201 PM EST Tue Feb 3 2026
NCZ003-040900-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
201 PM EST Tue Feb 3 2026
Date 02/03/26 Wed 02/04/26 Thu 02/05/26 Fri
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 31 40 23 40 20
TEMP 41 36 35 35 33 34 37 39 38 35 33 31 28 24 29 37 40 32 26 23 22 22
DEWPT 31 31 31 32 32 33 37 36 35 32 31 28 23 20 21 20 19 18 17 16 15 15
MIN/MAX RH 97 89 92 43 77
RH 67 82 85 89 96 96100 89 89 89 92 88 81 84 72 50 42 56 68 74 74 74
WIND DIR S N N N N N E E E NE NE N N N N N NW NW NW NW NW W
WIND SPD 2 0 0 0 0 0 1 2 2 1 1 2 2 2 2 2 2 2 1 1 1 1
CLOUDS B2 OV B2 B2 B1 B2 OV OV OV OV B2 B2 B2 SC FW FW FW SC SC SC SC SC
CLOUDS(%) 87 88 84 85 68 77 93 96 98 98 87 86 70 44 15 8 20 47 50 32 31 49
VSBY 10 10 7 6 6 5 3 4 1 5 5 4 10 10 10 10 10 10
POP 12HR 50 60 50 0 0
RAIN C C C C C
RAIN SHWRS IS
SNOW C
SNOWSHWRS IS IS
MIX HGT 1 <1 <1 <1 <1 <1 1 1 1 1 <1 1 <1 <1 2 3 3 <1
T WIND DIR S S SW NW N N NE E NE NE N N N N N N NW NW
T WIND SPD 8 4 3 1 3 4 4 8 8 6 8 10 13 16 17 16 17 16
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 14 2 2 1 2 4 6 15 14 3 4 5 6 20 51 63 67 7
MAX LVORI 3 5 5 7 8 8 7 5 5 6 6 5 4 4 3 1 1 3
STABILITY B F F F F C C C C F F F F B B B B F
CEILING 3000 2400 500 500 900 2300 None None None
STA PRES 28.15 28.12 28.17 28.11 28.10 28.08 28.09 28.04
Date 02/06Sat 02/07/26Sun 02/08/26Mon 02/09/26Tue 02/10/26
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 43 25 40 21 44 25 45 26 52
TEMP 38 36 31 26 36 32 23 23 41 38 31 26 44 39 32 28 49 44
DEWPT 28 30 25 17 13 14 13 14 19 25 23 22 26 27 25 24 32 34
RH 67 79 78 68 38 47 65 68 41 59 72 85 49 62 75 85 52 68
WIND SPD <15 15> <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC FW FW CL FW SC B1 SC SC SC SC SC SC SC SC SC
POP 12HR 20 5 0 0 5 5 5 5 5
FLURRIES SC
RAIN S
SNOW 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
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