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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Thu Mar 12 2026

NCZ006-130800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
231 AM EDT Thu Mar 12 2026

Date           03/11/26      Thu 03/12/26            Fri 03/13/26            Sat
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                 53          59          31          60          41
TEMP                      69 59 47 38 44 41 39 34 32 32 47 55 59 54 51 48 46 43
DEWPT                     58 53 44 37 31 27 25 25 25 25 27 29 31 32 33 35 36 35
MIN/MAX RH                   83          52          76          34          75
RH                        68 80 89 96 60 57 57 69 75 75 45 37 34 43 50 60 68 73
WIND DIR                  SW NW NW  N  N NW NW  W SW  S  S  S SW SW SW SW  W  W
WIND SPD                   9 10 12 10  8  2  1  1  1  2 10 14 16  9  6  4  2  2
WIND GUST                 21 20 24 21 18                   26 27 19 17         
CLOUDS                    OV OV OV OV FW CL CL FW FW FW FW SC SC SC FW FW FW SC
CLOUDS(%)                 96 92 99 91 23  5  3  6 16 16 12 35 43 36 14 14 18 29
VSBY                      10  9  4  1  8 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     60         100           0           0           0
RAIN                       S  C  D  C                                          
MIX HGT                    2  2  2  2  3 <1 <1 <1 <1 <1  3  4  4  2  1 <1 <1 <1
T WIND DIR                SW NW  N  N  N NW  N NW  W  S SW SW SW SW SW SW SW SW
T WIND SPD                 9 14 28 19  8  3  5  3  3  4 18 21 28 11 11  9  6  4
DISPERSION                PR             VP VP VP VP             PR PR VP VP   
ADI                       10 27 60 42 29  2  3  2  2  5 61 59 78  8  5  4  3  5
MAX LVORI                  3  3  4  4  2  3  3  3  4  4  1  1  1  2  2  3  3  4
STABILITY                  D  D  D  D  B  G  G  G  G  B  C  D  D  E  F  F  G  B
CEILING                   10900  1100  None  None  None  None  None  None  None
STA PRES                  29.12 29.32 29.46 29.56 29.58 29.56 29.41 29.40 29.44


Date           03/14Sun 03/15/26Mon 03/16/26Tue 03/17/26Wed 03/18/26
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       69      43      71      61      68      31      47      26      51
TEMP          65 59 50 45 68 65 62 62 67 51 38 32 43 39 31 28 48 44
DEWPT         37 40 39 41 51 52 57 60 55 35 22 16 12 13 14 15 17 22
RH            35 49 66 86 54 63 84 93 65 54 52 51 28 34 49 58 29 41
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC SC SC B2 OV B2 B1 SC SC FW FW SC SC FW SC
POP 12HR            0       5      20      70      80      20      10       5       5
RAIN SHWRS                   IS SC NM  O NM 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