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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EDT Sun May 10 2026

NCZ003-110800-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
301 PM EDT Sun May 10 2026

Date           05/10/26      Mon 05/11/26            Tue 05/12/26            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                 57          64          46          72          50
TEMP          79 75 67 61 59 59 61 59 60 58 53 50 48 51 62 69 71 66 56 52 50 54
DEWPT         49 49 52 52 53 54 53 54 54 52 48 46 44 42 44 43 43 45 45 44 44 47
MIN/MAX RH                   85          76          92          36          80
RH            35 40 59 72 80 83 75 83 81 80 83 86 86 71 52 39 36 47 66 74 80 77
WIND DIR      SW  W NW  N NE NE NE NE NE  E  N  N  N  N  E  S  S  S  S SW SW SW
WIND SPD       5  4  3  4  4  6  6  5  4  4  3  4  4  3  3  3  4  4  3  4  5  8
CLOUDS        FW SC B1 SC SC OV OV OV B2 B1 FW SC SC FW CL FW FW FW CL FW FW SC
CLOUDS(%)      7 32 65 44 38100100100 84 63 22 45 42 23  3 10  6 10  5  8 17 36
VSBY          10 10 10 10 10  9  8  8  8 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     20          70           0           0           0
RAIN SHWRS                   SC SC NM SC                                     IS
MIX HGT        9 <1 <1 <1 <1  1  2  2  2 <1 <1 <1 <1 <1  5  7  7 <1            
T WIND DIR     W SW  W NW NE NE NE NE NE NE  W NW NW  N NE  S SW NW            
T WIND SPD    10  4  2  2  5 16 16 19 10  2  2  1  2  2  5  2  8  1            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP PR   
ADI          107  2  1  2  3 25 31 33 26  2  1  1  2  3 33 19 69  1            
MAX LVORI      1  2  3  3  5  3  3  4  3  5  5  6  6  3  1  2  1  2            
STABILITY      A  F  F  E  F  D  D  D  C  E  G  E  E  A  A  A  A  F            
CEILING              None  6400  2400  2400  None  None  None  None  None      
STA PRES            28.95 28.98 29.08 29.08 29.12 29.13 29.16 29.12            


Date           05/13Thu 05/14/26Fri 05/15/26Sat 05/16/26Sun 05/17/26
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       74      50      71      46      76      53      84      59      87
TEMP          73 67 55 53 69 64 49 50 72 70 56 57 81 77 63 62 84 80
DEWPT         53 56 51 48 43 42 41 41 43 47 47 49 53 56 54 55 56 57
RH            49 68 86 83 39 45 74 71 35 44 72 75 38 48 72 78 38 45
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B2 B1 FW CL FW CL CL FW FW SC SC SC SC SC SC FW FW
POP 12HR           50      30       0       0       0       5       5      10      10
RAIN SHWRS    IS SC SC                                             
TSTMS            SC 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