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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
831 PM EDT Tue May 5 2026

NCZ003-060800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
831 PM EDT Tue May 5 2026

Date           05/05/26      Wed 05/06/26            Thu 05/07/26            Fri
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                 56          75          57          71          42
TEMP                64 60 58 58 64 72 73 71 65 62 59 58 62 67 66 61 55 48 44 46
DEWPT               46 48 51 53 57 61 62 63 62 61 59 58 60 60 58 52 46 42 38 38
MIN/MAX RH                   87          66         100          73          80
RH                  52 64 77 83 78 68 68 76 90 97100100 93 78 75 72 72 80 79 73
WIND DIR             S  S  S  S  S SW SW SW  W  N SW NW NW NW NW NW NW NW  N  N
WIND SPD             3  4  4  4  6  8  8  2  2  0  1  2  2  5  6  5  4  3  2  2
WIND GUST                    16 18 18                            17 14 13      
CLOUDS              SC B1 B2 OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 B1 SC SC SC
CLOUDS(%)           38 54 87 97 99 96 96 89 88 98 98 90 86 83 83 62 53 43 34 34
VSBY                10 10  7  6  7  6  6  3  3  3  3  6  6  6  6  7  7 10 10 10
POP 12HR                     50          90         100          80          30
RAIN SHWRS                SC NM IS NM  O NM  O  O  O  O  O NM NM SC SC         
TSTMS                              SC SC SC SC             SC                  
MIX HGT             <1 <1  1  1  3  4  3 <1 <1 <1 <1  1  2  4  4 <1            
T WIND DIR           S  S  S  S  S SW  W SW  W  N NE  E  N  S NW NW            
T WIND SPD          11 10 16 11 13 14 18  9  2  6  6  2  4  3  6 23            
DISPERSION          VP VP VP             VP VP VP VP             PR VP VP VP   
ADI                  5  7 11 21 40 53 55  4  1  3  3  3 13 13 34 15            
MAX LVORI            2  3  4  4  3  1  1  4  7  8  9  9  5  4  3  3            
STABILITY            F  E  E  C  C  C  C  F  F  F  F  B  B  C  B  E            
CEILING              None  3000   700   400   400   300  1200  7900  None      
STA PRES            28.03 27.99 28.00 28.01 27.99 27.96 27.91 27.90            


Date           05/08Sat 05/09/26Sun 05/10/26Mon 05/11/26Tue 05/12/26
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       68      46      75      49      80      54      75      45      72
TEMP          66 63 50 50 71 69 54 55 75 74 60 58 71 67 50 48 69 65
DEWPT         41 47 44 46 53 54 50 51 56 59 56 54 55 49 42 40 42 44
RH            40 56 80 86 53 59 86 86 52 59 87 86 57 52 74 74 37 46
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC SC SC FW FW FW SC B1 B1 B1 B1 SC FW FW FW
POP 12HR           10       5      10       5      30      40      50      20       5
RAIN SHWRS                               SC SC SC SC SC IS         
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