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

NCZ018-020800-
RAWS 311941
36.22N  81.63W Elev. 3254 ft
801 PM EDT Fri May 1 2026

Date           05/01/26      Sat 05/02/26            Sun 05/03/26            Mon
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                 41          56          34          60          40
TEMP                47 44 42 41 48 53 54 47 41 37 36 39 48 55 57 51 44 42 43 47
DEWPT               39 38 36 32 28 27 28 29 29 29 29 29 28 28 28 30 30 30 31 34
MIN/MAX RH                   82          35          75          32          65
RH                  74 79 79 70 46 36 36 49 62 72 75 67 46 35 33 44 57 62 62 60
WIND DIR            NW NW NW NW NW NW NW NW NW NW NW NW NW  W  W  W  W  W  W  W
WIND SPD             3  5  5  5  6  9 11  8  5  3  4  4  8  8  9  4  3  2  3  3
WIND GUST                                18                                    
CLOUDS              B2 B2 OV OV OV SC FW FW FW FW FW FW FW CL CL CL FW FW FW SC
CLOUDS(%)           75 85 92 88 89 48 24 12 12 11 13 14  7  4  3  3 10 15 17 34
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     20          30           5           0           5
RAIN SHWRS                   SC IS IS                                          
MIX HGT             <1 <1 <1  1  3  5  6  2 <1 <1 <1  2  4  5  5 <1            
T WIND DIR          NW NW NW NW  N  N NW NW NW NW NW NW NW  W  W  W            
T WIND SPD           4  5  5 14 18 19 21 19 14 14 16 17 12 11 13 11            
DISPERSION          VP PR PR             PR PR VP VP             VP VP VP VP   
ADI                  4 10 12 19 58114147 13  8  6  4 46 66 72 85  4            
MAX LVORI            3  4  4  3  1  1  1  2  2  3  3  1  1  1  1  2            
STABILITY            E  E  E  B  B  B  B  E  F  G  G  A  B  B  B  F            
CEILING             10900   700  8700  None  None  None  None  None  None      
STA PRES            26.75 26.75 26.75 26.73 26.82 26.87 26.92 26.87            


Date           05/04Tue 05/05/26Wed 05/06/26Thu 05/07/26Fri 05/08/26
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      46      70      52      71      52      64      41      60
TEMP          65 60 49 49 69 64 55 53 67 64 57 54 61 55 44 43 58 53
DEWPT         42 45 43 43 42 43 45 49 54 54 52 52 50 43 39 38 39 38
RH            43 58 80 80 37 46 69 86 63 70 83 93 67 64 82 82 49 57
WIND SPD          <15     <15     <15     <15     <15     <15     15>     <15     <15
AVG CLOUDS    SC SC SC SC FW SC B1 B1 B1 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR           10       5       5      40      60      70      60      20      20
RAIN SHWRS                         SC SC NM NM NM NM SC IS IS IS   
TSTMS                                    SC 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