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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu May 7 2026

VAZ046-072000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 AM EDT Thu May 7 2026

Date             Thu 05/07/26            Fri 05/08/26            Sat 05/09/26
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                 62          43          70          49          76
TEMP                54 56 60 58 52 49 44 47 62 68 70 64 56 53 50 53 66 74 76 70
DEWPT               52 50 50 49 46 41 38 40 39 41 42 44 43 44 44 46 52 52 52 53
MAX/MIN RH                   68          81          36          81          43
RH                  93 80 69 72 80 74 79 76 43 37 36 48 62 71 80 77 61 46 43 55
WIND DIR            NE NE SE  S  W NW  W  W SW SW SW  S  S  S  S  S SW SW  W  W
WIND SPD             9  5  3  2  4  4  3  2  4  8  9  6  6  6  6  9 11 12 11  4
WIND GUST                                            17 17    17 19 21 23      
CLOUDS              OV B2 B1 SC CL FW FW FW CL CL CL FW FW FW SC B1 B1 SC SC SC
CLOUDS(%)           92 87 57 29  5 11 12 13  3  3  2  6 13 18 40 51 62 33 32 26
VSBY                 7  7 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     70           0           0           0          10
RAIN SHWRS          SC IS                                                      
MIX HGT              2  2  2 <1 <1 <1 <1 <1  4  7  7 <1 <1 <1 <1  1  3  6  7 <1
T WIND DIR          NE NE NE SW  W  W  W SW SW SW SW  S  S  S  S  S  S SW  W  W
T WIND SPD          16 13  3  6  4  3  2  1  8 13 13  6  6  6  5 14 19 20 19  8
DISPERSION                   VP VP VP VP             PR PR PR PR             VP
ADI                 40 36 10  3  2  2  1  1 45106104  3  3  3  3 25 46 92 92  4
MAX LVORI            4  3  3  3  5  4  5  4  1  1  1  2  3  3  5  3  1  1  1  3
STABILITY            C  C  B  G  F  F  G  A  A  B  B  F  F  F  F  C  D  C  C  F
CEILING               700  None  None  None  None  None  None  None  None  None
STA PRES            29.19 29.16 29.22 29.29 29.31 29.23 29.22 29.15 29.12 29.08


Date          Sun 05/10/26Mon 05/11/26Tue 05/12/26Wed 05/13/26
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       53      81      54      69      44      70      49      74
TEMP          57 57 80 74 62 56 65 62 48 48 67 64 53 53 71 69
DEWPT         52 53 54 56 56 52 47 42 39 38 38 41 42 45 51 52
RH            83 86 41 53 81 86 52 48 71 68 34 43 66 74 49 55
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC B1 B1 B2 B2 B1 SC SC CL FW SC SC B1 B1
POP 12HR            0      20      70      50       5       0      10      30
RAIN SHWRS             IS SC NM SC                      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