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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EST Sun Feb 1 2026
NCZ003-012100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
1231 PM EST Sun Feb 1 2026
Date Sun 02/01/26 Mon 02/02/26 Tue 02/03/26
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 24 11 40 19 44
TEMP 24 27 18 16 15 13 13 25 36 40 31 23 21 21 21 33 41 43 38
DEWPT 9 10 7 5 5 4 3 10 3 4 9 15 16 17 18 26 28 30 30
MAX/MIN RH 49 65 38 88 58
RH 52 48 61 61 64 67 63 52 24 22 39 71 81 84 88 75 59 60 73
WIND DIR NW NW NW NW NW NW NW NW S SW W NW N N NW N S S N
WIND SPD 13 11 8 6 6 5 3 2 2 2 1 1 0 0 1 0 2 2 0
WIND GUST 31 29 28 27 24 19
CLOUDS FW FW FW CL FW FW FW FW FW FW FW FW SC SC SC B1 B2 OV OV
CLOUDS(%) 7 6 6 5 7 6 8 7 16 20 23 19 33 39 46 68 82 88 89
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 6
POP 12HR 0 0 0 0 10
RAIN L
MIX HGT 2 2 <1 <1 <1 <1 <1 1 3 2 <1 <1 <1 <1 <1 1 2 2 <1
T WIND DIR NW NW NW NW NW NW NW NW W W SW NW W W W W S S S
T WIND SPD 31 25 18 18 14 12 10 9 8 8 3 6 4 2 2 6 5 10 6
DISPERSION PR PR PR PR VP VP VP VP VP
ADI 64 67 12 12 7 6 11 16 27 25 2 3 2 1 2 13 13 22 3
MAX LVORI 1 1 2 2 3 3 3 2 2 2 3 4 5 6 6 4 2 2 3
STABILITY D C E E F F B B B B G G G G A B B B F
CEILING None None None None None None None 11000 10900
STA PRES 28.09 28.14 28.17 28.21 28.18 28.23 28.24 28.25 28.16
Date Wed 02/04/26Thu 02/05/26Fri 02/06/26Sat 02/07/26
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 30 44 19 37 19 45 23 35
TEMP 33 32 41 35 27 21 34 30 21 23 43 41 34 25 34 27
DEWPT 31 30 33 28 21 15 15 14 14 16 26 29 26 19 14 12
RH 92 92 73 75 78 77 45 51 74 74 51 62 72 78 43 53
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B2 B2 B1 SC FW FW FW SC B1 SC SC SC SC FW
POP 12HR 60 30 20 5 0 20 20 0
RAIN L C C C S S S
SNOW 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