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

VAZ024-020800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
531 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                 44          64          36          67          42
TEMP             63 55 50 47 46 54 60 63 55 47 42 39 43 55 63 66 58 49 46 43 47
DEWPT            39 40 39 36 35 33 31 30 29 29 30 29 31 30 30 31 31 32 32 32 36
MIN/MAX RH                   67          30          69          26          69
RH               41 57 66 65 65 45 33 29 37 49 62 67 62 38 29 27 36 52 58 65 65
WIND DIR         SW NW NW  N  N  N  N NW NW NW  W  W  W NW  W  W  W  W  W  W  W
WIND SPD          3  3  3  3  3  4  3  4  4  3  2  1  2  5  6  6  3  1  1  1  2
CLOUDS           B1 B2 B2 B2 B2 B2 B2 SC FW FW FW FW FW CL CL CL FW SC SC SC SC
CLOUDS(%)        67 70 81 82 82 86 87 30 17  8  9 10  7  5  4  4  7 29 29 35 42
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      5          10           5           0           5
MIX HGT           1  1  1 <1  2  4  6  8 <1 <1 <1 <1  2  6  7  7 <1            
T WIND DIR        S SW NW  N  N  N  N NW NW NW NW NW NW NW  W  W  W            
T WIND SPD        9  8 11 10 10  9 12 13 13  6  4  3 10 14 14 14  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               5  4  6  7 37 46 81115  6  4  2  2 31107110121  2            
MAX LVORI         2  3  3  3  1  1  1  1  2  2  3  3  1  1  1  1  2            
STABILITY         F  F  F  F  A  B  B  A  F  G  G  G  A  A  B  B  G            
CEILING              5000 11600 14200  None  None  None  None  None  None      
STA PRES            28.38 28.40 28.43 28.37 28.46 28.52 28.55 28.48            


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       78      50      83      59      80      56      73      45      71
TEMP          73 71 55 54 80 75 63 59 75 74 62 58 70 64 51 48 68 63
DEWPT         46 46 45 47 48 46 48 52 57 55 54 55 55 43 40 40 39 38
RH            38 41 69 77 33 36 58 78 54 51 75 90 59 46 66 74 34 39
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC FW SC B1 B1 B1 B2 B1 B2 B2 B1 SC SC SC SC
POP 12HR           10       5       5      30      60      70      60      20      20
RAIN SHWRS                         SC SC NM SC 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