Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EST Thu Jan 1 2026
NCZ001-012100-
RAWS 310142
36.40N 81.46W Elev. 4608 ft
131 PM EST Thu Jan 1 2026
Date Thu 01/01/26 Fri 01/02/26 Sat 01/03/26
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 35 31 42 34 36
TEMP 32 31 32 34 35 34 36 41 41 40 39 39 38 36 35 36 35 35
DEWPT 27 27 28 28 28 29 30 31 31 32 33 34 35 35 35 34 34 34
MAX/MIN RH 75 87 65 97 86
RH 81 85 85 78 75 82 79 67 67 73 79 82 89 96100 92 96 96
WIND DIR W W W W W W W W W W W W SW S SE SE E NE
WIND SPD 16 12 17 25 29 29 23 17 13 13 10 6 5 5 5 5 3 3
CLOUDS SC FW FW FW FW B1 B1 B2 OV OV OV OV OV OV OV OV OV OV
CLOUDS(%) 43 19 10 10 23 61 69 76 93 94 93 95 94 94 96 94 93 88
VSBY 10 10 10 10 10 10 10 10 10 10 10 1 1 2 1 1 1 2
POP 12HR 0 0 0 50 70
RAIN C C L L L L S
MIX HGT 2 <1 <1 <1 <1 <1 1 2 1 <1 <1 <1 <1 <1 <1 <1 <1 <1
T WIND DIR W W W W W W W W W W NW NW SW S SE SE E NE
T WIND SPD 17 14 10 11 13 14 20 18 13 8 6 4 2 2 5 5 3 2
DISPERSION FR GD GD GD FR FR PR PR VP
ADI 33 13 9 10 12 16 30 34 21 7 6 3 2 3 6 6 3 1
MAX LVORI 3 4 4 4 4 3 3 3 3 3 4 5 6 8 8 6 8 8
STABILITY D D D D D D D D D D D E E D D D C F
CEILING None None None 13500 12800 9300 7000 1700 1300
STA PRES 26.51 26.49 26.42 26.45 26.46 26.50 26.51 26.52 26.48
Date Sun 01/04/26Mon 01/05/26Tue 01/06/26Wed 01/07/26
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 31 40 28 45 33 51 41 51
TEMP 35 31 39 31 31 30 43 35 35 36 50 43 43 46 49 44
DEWPT 32 28 23 20 23 23 26 29 29 29 33 36 37 40 41 39
RH 89 88 52 63 72 75 51 78 78 75 52 76 79 79 74 82
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 SC FW B1 B2 SC FW FW SC B1 B1 B2 OV B2 B2
POP 12HR 20 0 0 0 0 0 20 30
RAIN S S C 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