
A significant winter storm will likely impact our area this weekend. The winter storm will be followed by very cold temperatures early next week. Read More >
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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Fri Jan 23 2026
NCZ006-232100-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 AM EST Fri Jan 23 2026
Date Fri 01/23/26 Sat 01/24/26 Sun 01/25/26
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 51 18 27 16 28
TEMP 40 50 51 41 35 31 25 20 22 26 27 23 19 18 17 18 20 23 25 24
DEWPT 19 18 19 19 15 11 8 2 -1 -6 -4 3 12 15 15 17 20 22 23 24
MAX/MIN RH 27 49 23 97 91
RH 42 28 28 41 43 43 48 45 36 24 25 41 74 88 92 96100 96 92100
WIND DIR N N N N N N NE NE NE NE NE NE NE NE NE NE N N N N
WIND SPD 2 2 2 2 4 5 6 8 9 8 8 5 5 5 6 6 5 5 4 2
WIND GUST 18 19
CLOUDS OV B1 B1 B1 SC SC SC SC B1 OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%) 88 61 62 57 46 39 30 48 65 93 96100100100100100100100100 95
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 5 9 10 2 1 2 2
POP 12HR 20 5 40 100 100
FRZG RAIN S D D D D D D
SLEET D D D D D D D S
SNOW C C ? S
MIX HGT 1 2 3 <1 <1 1 2 2 2 3 3 3 2 1 1 1 2 1 1 1
T WIND DIR N N W W N N NE NE NE NE NE E NE NE NE N NE N NE E
T WIND SPD 9 3 2 2 8 17 16 19 17 14 16 17 16 14 17 14 11 6 5 2
DISPERSION VP VP PR PR PR PR PR PR VP
ADI 14 9 7 1 5 8 7 48 37 34 36 23 22 17 19 24 20 11 8 1
MAX LVORI 2 2 2 2 2 2 2 1 1 1 1 2 3 4 5 5 5 7 5 10
STABILITY C C C F E F F C D D D D D D D D D D D F
CEILING 7500 None None None 12100 5100 2400 1500 1400 1200
STA PRES 29.65 29.62 29.70 29.78 29.92 29.85 29.80 29.66 29.57 29.40
Date Mon 01/26/26Tue 01/27/26Wed 01/28/26Thu 01/29/26
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 20 31 2 31 12 35 10 30
TEMP 26 26 30 21 9 4 26 22 16 14 32 24 16 12 27 21
DEWPT 26 25 21 12 3 -1 14 15 11 11 21 18 11 7 14 11
RH 100 96 69 68 76 79 60 74 80 88 63 77 80 80 57 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B1 SC FW CL CL CL FW FW SC B1 B1 SC SC SC SC
POP 12HR 90 10 0 0 0 5 5 10
FRZG RAIN D C
SLEET S
SNOW 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