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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sun Nov 16 2025
VAZ018-170900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
701 PM EST Sun Nov 16 2025
Date 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed
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 34 51 33 54 45
TEMP 41 39 35 34 42 50 49 40 38 36 35 35 46 52 52 46 46 47 47 48
DEWPT 17 16 15 15 19 19 17 17 17 18 19 18 21 24 29 33 37 41 43 45
MIN/MAX RH 48 26 53 33 88
RH 37 39 43 45 39 29 28 39 42 47 52 49 37 33 41 60 71 79 86 89
WIND DIR NW NW NW NW NW NW NW NW W W W W S S SE S S W W W
WIND SPD 10 10 10 10 10 9 8 4 3 2 2 2 3 4 3 3 2 2 2 2
WIND GUST 37 36 40 41 35 29 28 18 13
CLOUDS CL CL CL CL CL CL FW FW SC SC SC B1 B1 B2 B2 OV OV B2 B2 B2
CLOUDS(%) 4 3 2 1 2 5 9 12 29 38 29 51 62 80 83 90 91 85 76 77
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 9 9 9 9 5 2 4 6
POP 12HR 0 0 5 60 80
RAIN SHWRS IS SC NM O NM SC
MIX HGT 1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 <1 1 <1 <1
T WIND DIR NW NW NW NW NW NW W W NW W W W W SE SE SE
T WIND SPD 14 17 18 16 24 21 21 9 8 4 3 3 3 8 9 6
DISPERSION FR FR FR VP VP VP VP VP VP VP VP
ADI 10 12 12 12 66 69 69 4 4 2 2 3 3 12 7 3
MAX LVORI 2 2 2 2 1 1 1 2 2 2 2 2 2 2 2 3
STABILITY E E E C C C B F G G G C C D C F
CEILING None None None None None None 4900 0 0
STA PRES 27.55 27.61 27.72 27.76 27.83 27.88 27.89 27.81
Date 11/19Thu 11/20/25Fri 11/21/25Sat 11/22/25Sun 11/23/25
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 64 50 67 51 69 53 64 45 60
TEMP 62 54 53 51 65 56 54 53 68 61 57 54 63 54 48 46 59 49
DEWPT 52 50 49 48 54 52 49 50 55 51 50 48 50 45 41 40 42 40
RH 70 86 86 89 68 86 83 89 63 70 77 80 62 71 77 79 53 71
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC
POP 12HR 10 20 10 40 30 50 30 30 20
RAIN SHWRS IS IS SC SC SC SC SC SC SC SC SC SC IS
$$
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