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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Fri May 1 2026

NCZ003-012000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
801 AM EDT Fri May 1 2026

Date             Fri 05/01/26            Sat 05/02/26            Sun 05/03/26
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                 67          45          62          36          67
TEMP                56 64 67 64 53 50 47 46 52 57 61 56 47 42 38 41 54 63 66 60
DEWPT               35 38 39 40 43 41 40 39 40 39 36 34 32 30 29 30 32 33 32 36
MAX/MIN RH                   35          76          39          72          29
RH                  45 38 36 41 69 71 76 76 63 51 39 43 56 62 70 65 43 32 28 41
WIND DIR            SE  S SW  W NW NW NW  N  N  N  N NW NW NW NW NW NW NW  W  W
WIND SPD             4  6  6  2  2  2  3  3  3  4  5  4  3  2  2  3  4  5  5  2
WIND GUST                          12                14 14 12                  
CLOUDS              FW FW B1 B2 OV B2 OV OV OV B2 B1 SC SC FW FW FW CL CL CL FW
CLOUDS(%)           24 18 57 85 92 72 95 96 90 87 69 37 29  8 12 11  4  4  4  7
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0          20          30          10           0
RAIN                                S  S  C  C  S  S                           
MIX HGT              4  6  8 <1  2  2  2  2  4  6  7  1 <1 <1 <1  3  5  7  7 <1
T WIND DIR          SE  S SW  S SW  N  N  N  N  N NW NW NW NW NW NW NW NW  W SW
T WIND SPD           5 10 10 10  2  9 11 12 16 14 17 18 12 10  6 18 14 12 12  3
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 26 71 51  5  1  4  5 33 70 98 84  8  6  5  3 64 99104105  2
MAX LVORI            2  1  1  2  3  3  4  3  1  1  1  2  3  3  3  1  1  1  1  2
STABILITY            A  B  C  F  F  F  F  B  B  B  C  F  G  G  G  A  A  A  A  G
CEILING              None  5600 10900  3400  8500  8000  None  None  None  None
STA PRES            28.09 28.01 28.01 28.01 27.99 27.97 28.08 28.13 28.18 28.12


Date          Mon 05/04/26Tue 05/05/26Wed 05/06/26Thu 05/07/26
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       40      75      45      77      53      76      51      72
TEMP          43 46 71 69 51 50 74 71 59 56 70 70 57 53 67 63
DEWPT         34 36 43 44 43 44 47 49 50 52 57 55 51 46 45 42
RH            70 68 36 40 74 80 38 46 72 86 63 59 80 77 45 46
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL FW SC FW SC FW SC B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR            0       5       0      10      40      60      50      30
RAIN SHWRS                            IS SC NM NM SC SC SC SC
TSTMS                                          SC IS IS    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