Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Fri Dec 5 2025
NCZ006-060900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 PM EST Fri Dec 5 2025
Date 12/05/25 Sat 12/06/25 Sun 12/07/25 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 30 49 25 51 31
TEMP 32 32 32 32 38 47 48 39 35 32 29 27 38 48 51 43 37 36 34 32
DEWPT 31 30 30 30 36 38 39 39 35 32 29 27 33 35 36 37 36 35 34 32
MIN/MAX RH 100 69 100 57 100
RH 96 92 92 92 92 71 71100100100100100 82 60 56 79 96 96100100
WIND DIR S N N S W W W SW S S N N E S S S W NW N N
WIND SPD 1 0 0 1 2 3 3 1 1 1 0 0 1 2 2 1 1 1 2 4
CLOUDS B2 OV OV OV OV OV B1 FW FW SC SC SC SC B1 B1 SC B1 B2 B2 B2
CLOUDS(%) 82 94 93 88 88 88 68 21 14 28 31 38 50 52 56 50 65 77 79 83
VSBY 1 2 1 1 4 8 10 9 10 10 8 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 20
RAIN S S C
SNOW C
Obvis PF PF PF PF
MIX HGT 1 <1 <1 <1 <1 2 1 <1 <1 <1 <1 <1 <1 2 1 <1
T WIND DIR N NW NW SW W W W W W NW N N E S S SW
T WIND SPD 8 4 4 2 5 9 8 3 2 2 2 0 4 13 13 6
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 4 2 2 2 7 25 14 2 1 1 1 0 5 38 22 3
MAX LVORI 9 9 9 10 6 3 3 8 10 10 10 10 4 1 2 5
STABILITY F F F C C C C G G G G B B C C F
CEILING 500 9400 2900 2200 None None None None 500
STA PRES 29.33 29.32 29.32 29.31 29.39 29.43 29.42 29.30
Date 12/08Tue 12/09/25Wed 12/10/25Thu 12/11/25Fri 12/12/25
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 42 18 44 28 53 35 53 33 50
TEMP 40 32 24 19 42 36 30 30 51 47 42 37 51 45 37 33 48 41
DEWPT 27 22 16 13 19 25 27 28 33 35 36 34 32 31 30 29 27 27
RH 59 66 71 77 39 64 88 92 50 63 79 89 48 58 75 85 44 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 SC FW FW FW SC SC B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 30 5 0 0 0 10 20 10 10
RAIN C S
SNOW C 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