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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 AM EDT Thu May 1 2025

WVZ043-012000-
RAWS 465401
37.53N  81.00W Elev. 2725 ft
901 AM EDT Thu May 1 2025

Date             Thu 05/01/25            Fri 05/02/25            Sat 05/03/25
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                 80          58          77          57          68
TEMP                72 78 76 67 64 62 61 62 70 75 76 70 63 60 58 60 66 67 65 61
DEWPT               60 55 55 55 56 55 55 57 57 53 53 53 53 54 54 56 57 56 56 54
MAX/MIN RH                   43          86          44          87          69
RH                  66 45 48 65 75 78 81 84 63 46 45 55 70 81 86 87 73 68 73 78
WIND DIR            SW SW SW  S SW SW SW SW  W SW SW SW SW SW  S  S SW SW SW SW
WIND SPD             4  9  9  5  5  5  5  5  6  8  6  3  3  3  3  3  5  6  6  4
WIND GUST                                   17 18                      17      
CLOUDS              SC B1 B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2
CLOUDS(%)           46 67 78 74 74 55 62 63 56 48 40 53 55 64 65 77 85 86 81 85
VSBY                10 10 10 10  7  9  8 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     60          50          50          70          90
RAIN SHWRS                NM SC SC IS IS SC SC SC SC SC SC SC NM NM NM  O  O  O
TSTMS                     SC SC IS             SC SC SC SC          IS IS IS SC
MIX HGT              4  7  4 <1 <1 <1 <1 <1  4  6  5 <1 <1 <1 <1 <1  4  4  2 <1
T WIND DIR          SW SW SW SW  S SW SW  W  W SW SW  S SW  W SW SW SW SW  W  S
T WIND SPD           6 14 20 11  6  5 10 18 20 17 14 12  5  9  8 12 10 17  4  2
DISPERSION                   PR PR PR PR             VP VP VP VP             VP
ADI                 36 72 81  8  5  4  7 21 79114 85  6  3  4  4 13 37 60 10  2
MAX LVORI            1  1  1  3  4  4  4  4  1  1  1  3  3  4  5  4  3  1  3  4
STABILITY            A  C  C  E  E  E  E  C  C  B  B  F  F  F  F  B  C  C  C  E
CEILING                    3000  4300   100  None  None 10400  2700  3600  1400
STA PRES                  27.63 27.62 27.63 27.64 27.59 27.61 27.58 27.59 27.51


Date          Sun 05/04/25Mon 05/05/25Tue 05/06/25Wed 05/07/25
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       51      62      48      65      49      67      51      68
TEMP          55 52 62 58 52 51 64 61 53 53 64 61 54 54 67 64
DEWPT         52 51 49 46 47 48 47 48 48 49 48 47 48 51 51 50
RH            90 96 62 64 83 89 54 62 83 86 56 60 80 90 56 60
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B1 B1 B1 SC SC SC B1 B1 SC SC B1 B1 B1
POP 12HR           90      60      40      50      40      40      20      30
RAIN SHWRS     O NM NM NM SC SC SC SC SC SC SC SC IS IS SC SC
TSTMS         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