National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
132 AM EDT Mon Mar 9 2026

NCZ003-100800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
132 AM EDT Mon Mar 9 2026

Date           03/08/26      Mon 03/09/26            Tue 03/10/26            Wed
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                 51          74          52          79          56
TEMP                   55 53 52 61 70 73 65 58 55 54 53 68 76 78 72 65 61 58 58
DEWPT                  51 49 47 51 46 42 44 43 42 42 44 53 56 57 57 57 57 56 56
MIN/MAX RH                   91          33          71          47          96
RH                     86 86 83 70 42 33 46 57 61 64 71 59 50 48 59 75 87 93 93
WIND DIR                N NW NW  W SW SW  N  N  W NW NW  S  S  S SW  N  N  N  N
WIND SPD                2  2  2  1  4  3  0  0  1  1  1  2  3  3  1  0  0  0  0
CLOUDS                 SC B1 SC FW FW FW FW SC FW FW SC FW SC SC SC FW SC B1 B2
CLOUDS(%)              44 52 46 20 18  7  6 30 23 11 31 24 50 49 45 11 40 55 81
VSBY                   10  7  6 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      5           0           5          20           5
RAIN SHWRS                                           IS IS IS IS               
MIX HGT                <1 <1 <1  4  6  6 <1 <1 <1 <1 <1  2  5  5 <1 <1 <1 <1 <1
T WIND DIR             NW NW NW  W  W  W  S  W NW NW NW  W  W SW  S SW SW  W NW
T WIND SPD              3  4  4  1  6  8  3  2  3  3  3  8 12 11  6  5  3  3  3
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     2  2  5  5 45 56  2  1  2  2  3 21 78 68  3  3  2  2  4
MAX LVORI               6  6  5  3  1  1  2  3  3  3  3  2  1  1  3  4  6  7  6
STABILITY               F  F  B  A  B  B  G  G  G  G  A  B  B  B  F  G  G  F  B
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  28.14 28.20 28.15 28.21 28.22 28.24 28.19 28.20 28.14


Date           03/11Thu 03/12/26Fri 03/13/26Sat 03/14/26Sun 03/15/26
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       81      48      52      31      62      40      67      44      71
TEMP          78 73 65 51 49 45 36 33 56 55 47 41 63 58 49 45 66 66
DEWPT         62 57 57 44 25 21 23 22 27 32 33 30 31 36 37 38 47 49
RH            58 57 75 77 39 38 59 63 32 41 58 65 30 44 63 76 50 54
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B2 FW FW SC SC FW FW SC SC FW SC SC SC SC
POP 12HR           30      70      60       5       5       0       0       0      20
RAIN SHWRS    IS SC NM NM NM IS                                  IS
TSTMS            IS IS                                             

$$


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