Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Fri Jan 16 2026
NCZ006-170900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 PM EST Fri Jan 16 2026
Date 01/16/26 Sat 01/17/26 Sun 01/18/26 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 53 32 39 19
TEMP 33 33 34 36 42 50 52 43 40 38 36 32 35 37 37 30 24 22 21 22
DEWPT 12 14 16 20 29 36 38 36 35 34 32 31 29 24 20 20 17 15 14 14
MIN/MAX RH 53 46 93 50 76
RH 41 45 47 52 60 58 59 76 82 85 85 96 78 59 50 66 74 74 74 71
WIND DIR S S S S SW SW SW SW W NW NW N NW NW NW NW W W W SW
WIND SPD 5 5 5 6 9 9 5 2 1 1 2 2 4 5 4 2 1 2 2 2
WIND GUST 19 19
CLOUDS FW FW SC B1 B2 B2 SC SC B2 OV OV OV OV B2 B1 FW CL CL CL FW
CLOUDS(%) 7 20 47 67 79 74 45 48 72 92 94 95 89 86 55 8 3 5 5 7
VSBY 10 10 10 10 10 10 10 10 10 10 10 5 4 5 5 10
POP 12HR 5 20 50 50 5
RAIN S S S C C C C C C
SNOW C C C
MIX HGT <1 <1 <1 <1 1 3 3 <1 <1 <1 <1 1 2 3 4 <1
T WIND DIR S S S S SW SW SW SW W W W W N W SW W
T WIND SPD 9 9 9 11 12 16 12 4 3 3 2 2 4 3 8 3
DISPERSION PR PR PR VP VP VP VP VP VP VP VP
ADI 4 4 6 13 20 36 37 2 2 2 1 3 9 9 21 2
MAX LVORI 2 2 2 2 2 1 1 4 5 5 6 6 4 3 2 3
STABILITY F F E D D D C F F F F C D D D G
CEILING None None 2000 None 9400 9800 5200 None None
STA PRES 29.44 29.42 29.46 29.46 29.49 29.48 29.46 29.38
Date 01/19Tue 01/20/26Wed 01/21/26Thu 01/22/26Fri 01/23/26
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 45 15 35 16 47 30 54 28 47
TEMP 43 37 25 16 32 27 19 18 43 38 33 33 51 43 33 29 44 40
DEWPT 17 17 6 -3 -5 1 2 3 10 16 19 22 32 30 23 23 26 27
RH 35 44 44 42 19 32 47 51 25 40 56 63 48 60 66 78 49 59
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW CL FW FW FW FW SC B1 SC SC SC SC SC
POP 12HR 0 0 0 0 0 5 20 20 20
RAIN S S S 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