
Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >
Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
201 AM EST Tue Jan 13 2026
VAZ012-140900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
201 AM EST Tue Jan 13 2026
Date 01/12/26 Tue 01/13/26 Wed 01/14/26 Thu
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 25 52 34 46 15
TEMP 26 27 39 50 50 42 39 38 36 35 41 44 42 37 32 25 19 15
DEWPT 15 15 18 21 22 22 24 25 26 26 30 31 32 33 27 19 12 7
MIN/MAX RH 66 29 73 61 85
RH 62 60 42 31 33 44 54 59 67 69 65 60 67 85 81 78 74 70
WIND DIR W W W SW SW SW W W W W W W W W NW NW NW NW
WIND SPD 2 2 3 4 4 4 4 5 5 5 4 4 4 4 5 6 8 8
WIND GUST 14 16 16 16 17 19 19
CLOUDS FW FW FW FW FW FW FW FW SC B1 B2 OV OV OV B2 B2 B2 B1
CLOUDS(%) 18 25 7 7 8 25 23 25 41 67 82 91 92 88 83 80 76 69
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 5 5 6 10 10 10
POP 12HR 0 0 5 70 70
RAIN S L L L
SNOW S S S L L C C S
MIX HGT <1 <1 1 2 2 <1 <1 <1 <1 <1 1 2 2 2 3 3 3 3
T WIND DIR W W SW SW SW SW SW W W SW W W W NW NW NW NW NW
T WIND SPD 5 5 12 20 17 11 11 11 11 10 19 18 13 19 27 29 27 27
DISPERSION VP VP VP PR PR VP PR PR PR
ADI 3 6 18 51 34 5 5 5 8 11 32 39 25 13 19 20 37 68
MAX LVORI 3 3 2 1 1 2 2 3 3 3 1 1 3 4 4 3 3 1
STABILITY G B B C C F F F E D D D D E E E D D
CEILING None None None None 7500 700 800 1900
STA PRES 27.27 27.12 27.04 26.96 26.90 26.87 26.92 26.95
Date 01/15Fri 01/16/26Sat 01/17/26Sun 01/18/26Mon 01/19/26
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 24 10 37 24 37 16 30 11 32
TEMP 23 18 13 12 35 31 28 25 36 28 21 17 29 20 14 14 29 25
DEWPT 4 3 3 3 6 14 20 21 18 15 13 10 9 7 6 4 5 7
RH 43 51 63 66 29 49 71 84 47 58 71 73 42 56 70 64 35 46
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 FW FW B1 B1 SC B1 B1 B1 B1 B1 B1 B1 SC SC FW FW
POP 12HR 20 5 10 40 30 30 20 10 5
SNOW S S C C S S C 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