Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Sep 25 2026
VAZ018-260800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 PM EDT Fri Sep 25 2026
Date 09/25/26 Sat 09/26/26 Sun 09/27/26 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
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 44 75 49 68 53
TEMP 50 47 45 44 66 75 72 59 54 52 50 50 61 67 66 60 57 56 54 54
DEWPT 42 41 40 40 45 46 49 48 48 48 47 47 50 51 52 49 50 51 51 51
MIN/MAX RH 85 35 90 55 91
RH 74 79 82 86 47 36 44 67 80 86 89 89 67 56 61 67 77 83 90 90
WIND DIR N N NW N N N N NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 5 4 5 5 4 5 8 6 5 5 6 9 9 9 10 8 6 5 6 6
WIND GUST 16 16 17 20 23 18 18 19 26 27 26 27 24 19 17 19 23
CLOUDS CL CL FW FW FW FW FW FW SC FW FW FW FW SC SC B1 B1 B1 B1 B1
CLOUDS(%) 3 1 11 13 10 11 11 6 27 18 7 20 23 29 40 51 55 56 57 59
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 5 10
SPRINKLES SC SC
MIX HGT <1 <1 <1 <1 2 4 4 <1 <1 <1 <1 <1 2 3 4 1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
T WIND SPD 8 6 6 8 12 12 14 14 9 8 8 14 25 27 28 16
DISPERSION PR VP PR PR PR PR PR PR PR PR PR
ADI 4 3 3 8 31 60 66 7 4 4 4 16 70 93103 18
MAX LVORI 3 4 5 4 1 1 1 3 4 6 6 4 1 1 1 3
STABILITY F F F B B B B F F F F C C C C D
CEILING None None None None None None None None None
STA PRES 27.82 27.76 27.76 27.74 27.75 27.67 27.65 27.61
Date 09/28Tue 09/29/26Wed 09/30/26Thu 10/01/26Fri 10/02/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 71 53 79 55 81 59 81 61 82
TEMP 70 63 55 54 75 66 57 56 78 69 61 59 78 70 63 62 78 71
DEWPT 60 57 55 54 61 58 56 54 61 59 57 57 64 62 60 60 66 63
RH 71 81100100 62 75 96 93 56 70 87 93 62 76 90 93 67 76
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 SC SC SC SC FW FW FW FW SC SC SC SC SC SC B1 B1
POP 12HR 5 0 0 0 0 0 10 10 30
RAIN SHWRS SC
$$
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
Radar
Current Weather
Rivers & Lakes
Satellite
Forecast Maps
Hour by Hour Forecast
Tropical Weather
Graphical Hazards
Weather Briefing Page
Forecast Discussion
Text Products
Climate Plots
Submit A Storm Report
Fire Weather
Drought
Recreation Forecast
NOAA Weather Radio
Aviation
Follow us on X
Follow us on Facebook
Follow us on YouTube
RNK RSS Feed
