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

VAZ018-052000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
401 AM EDT Tue May 5 2026

Date             Tue 05/05/26            Wed 05/06/26            Thu 05/07/26
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                 79          59          75          57          67
TEMP          57 61 70 75 78 72 65 63 61 59 66 73 74 68 63 60 58 57 60 64 65 56
DEWPT         40 44 43 41 40 41 44 46 49 52 57 60 59 58 57 54 53 52 53 51 47 42
MAX/MIN RH                   25          80          59          83          52
RH            53 53 38 29 26 33 46 54 65 78 73 64 59 70 81 81 83 83 78 63 52 59
WIND DIR       W  W SW SW  S  S SW  S  S  S  S SW SW  W  W  W  W NW NW  W NW NW
WIND SPD       6  4 10 12 16 11 10  8  9  9  8  9  8  5  4  3  2  3  4  6  8  8
WIND GUST        18 21 24 28 25 25          26 25 24 20 17 13 13 14 17 18 23 25
CLOUDS        SC FW FW FW B1 B1 B1 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B1 B1 SC
CLOUDS(%)     40 13 16 25 60 68 52 76 82 97 94 95 95 92 92 89 89 85 78 68 68 49
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      5          50          70          90          60
RAIN SHWRS                         IS SC NM NM NM NM  O  O  O  O NM NM SC SC IS
TSTMS                                          SC SC SC IS       IS IS SC IS   
MIX HGT       <1 <1  5  8  8 <1 <1 <1 <1  1  2  3  3 <1 <1 <1 <1 <1  2  4  4  2
T WIND DIR    SW  W  W SW SW  S  S  S  S  S SW SW SW SW SW  W NW NW NW NW  W NW
T WIND SPD     5  5 16 21 25 11 10 10 13 13 21 17 21 10  4  8 11 11  9  9 14 17
DISPERSION    PR             FR FR PR PR             PR VP VP VP             PR
ADI            3  6 95108124 10  9  9 12 20 59 54 67  7  3  4  5 12 26 34 57 19
MAX LVORI      2  2  1  1  1  2  2  2  3  3  3  1  1  3  5  5  4  4  3  1  1  2
STABILITY      F  A  B  C  C  D  D  D  D  C  C  C  C  E  E  F  F  B  C  C  C  D
CEILING              None  None 13300  4100  1000  1300  1200   500  1300  3300
STA PRES            27.73 27.67 27.68 27.62 27.63 27.62 27.63 27.61 27.62 27.59


Date          Fri 05/08/26Sat 05/09/26Sun 05/10/26Mon 05/11/26
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       43      69      47      71      48      80      58      73
TEMP          47 46 65 60 50 51 68 63 51 53 77 71 61 60 70 63
DEWPT         35 36 36 39 40 43 46 45 43 45 47 50 51 54 54 47
RH            63 68 34 46 68 74 45 52 74 74 35 47 70 81 57 56
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC FW SC SC SC B1 B1 FW FW FW SC B1 B1 B2 B2
POP 12HR           20      10      20      40       5      20      50      70
RAIN SHWRS    IS             IS SC SC          IS SC SC NM NM
TSTMS                              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