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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
931 AM EDT Sat May 9 2026

NCZ006-092000-
RAWS 310801
36.37N  79.29W Elev. 580 ft
931 AM EDT Sat May 9 2026

Date             Sat 05/09/26            Sun 05/10/26            Mon 05/11/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 78          53          84          55          69
TEMP                68 74 77 72 62 59 55 58 76 82 83 74 65 61 57 60 65 67 64 59
DEWPT               57 56 56 58 57 57 55 56 59 54 53 57 56 56 56 57 57 54 52 50
MAX/MIN RH                   48         100          35          98          63
RH                  68 53 48 61 84 93100 93 56 38 36 55 73 84 96 90 75 63 65 72
WIND DIR            SW SW SW SW SW  W  W  N  W SW SW  S  N  N  N  N  N NE NE NE
WIND SPD             4  8  6  2  1  1  1  0  1  3  3  1  0  0  1  4  6  8  6  1
CLOUDS              B1 B2 SC B1 FW SC B1 SC FW FW FW FW SC SC B2 OV OV OV OV B1
CLOUDS(%)           62 75 42 62 18 40 52 35  7 15  9 12 32 48 70 88 88 88 88 64
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10  7  7  6  6  6  6 10
POP 12HR                     10          10           0          20          80
RAIN SHWRS                                                 IS IS  O  O  O  O   
MIX HGT              3  5  6 <1 <1 <1 <1 <1  3  7  8 <1 <1 <1 <1  1  2  2  2  1
T WIND DIR           S SW  W  W NW  W SW SW  W SW SW  S SE  S  S  N  N  N  N  N
T WIND SPD          10 23 21  4  5  3  3  2  6  8 10  4  3  4  4  8 25 26 19 16
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 36 94139  2  3  2  2  2 30 64 95  2  2  2  2 13 55 69 52  7
MAX LVORI            3  1  1  3  5  7 10  6  2  1  1  2  3  5  9  5  3  1  1  3
STABILITY            C  C  B  G  G  G  F  A  A  A  A  G  G  F  F  C  C  C  C  F
CEILING                    4200  None  None  None  None  None  8100   500   500
STA PRES                  29.17 29.25 29.31 29.37 29.32 29.30 29.21 29.29 29.38


Date          Tue 05/12/26Wed 05/13/26Thu 05/14/26Fri 05/15/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       43      70      47      75      51      76      49      77
TEMP          47 47 66 63 50 52 72 69 57 55 74 69 54 54 74 71
DEWPT         46 43 41 43 42 45 51 53 52 53 51 50 48 49 50 52
RH            96 86 40 48 74 77 48 57 83 93 44 51 80 83 43 51
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC FW CL FW FW SC B1 B2 SC FW FW FW FW SC SC
POP 12HR           10       0       0      30      60      10       5       5
RAIN SHWRS                         SC NM 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