Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Wed Nov 19 2025
NCZ003-192100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
701 AM EST Wed Nov 19 2025
Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25
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 69 46 62 50 69
TEMP 59 65 65 58 54 52 49 47 54 61 64 57 52 51 51 52 59 67 68 63
DEWPT 53 54 53 54 52 50 48 46 49 51 51 51 50 49 50 50 55 57 58 57
MAX/MIN RH 64 99 63 95 68
RH 80 68 65 86 93 93 96 96 83 70 63 80 93 93 96 93 87 70 70 81
WIND DIR NW NW NW N N N N N SE S S N N N N SW SW SW SW SW
WIND SPD 1 3 2 1 0 0 0 0 1 2 2 0 0 0 0 1 1 3 3 1
CLOUDS SC B1 SC SC B1 B2 B2 B2 B2 B1 B1 B2 B2 OV OV OV B2 B2 B2 OV
CLOUDS(%) 42 51 42 49 63 87 80 84 70 54 53 71 76 88 94 92 83 79 78 88
VSBY 10 10 10 10 10 10 9 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 5 0 30 30
RAIN C C C C S S C
MIX HGT 1 3 2 <1 <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 <1 2 1 <1
T WIND DIR NW NW NW NW SE S SE S S SW S SE SE S S S SW S S S
T WIND SPD 3 6 3 1 1 4 5 4 4 4 3 2 1 2 3 5 6 6 5 4
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 6 29 9 1 1 2 3 4 8 12 7 1 1 1 2 4 8 15 10 2
MAX LVORI 4 2 3 6 9 8 8 7 4 3 3 5 8 8 7 6 5 3 3 5
STABILITY B B B F F F F C C C C F F F F C C C C F
CEILING None None 1600 900 600 1000 600 500 500 500
STA PRES 28.16 28.18 28.22 28.22 28.24 28.20 28.19 28.14 28.12 28.05
Date Sat 11/22/25Sun 11/23/25Mon 11/24/25Tue 11/25/25
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 54 72 48 67 43 67 45 62
TEMP 58 55 71 60 53 49 66 55 49 44 66 54 47 45 59 55
DEWPT 55 53 57 55 50 48 49 48 44 42 44 44 42 40 42 43
RH 90 93 61 84 89 96 54 77 83 93 45 69 83 82 53 64
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B1 SC SC B1 SC SC SC SC SC B1 B1 B1 B2 B2
POP 12HR 60 30 20 10 10 10 20 30
RAIN C L C S S S S S 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