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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EDT Mon May 25 2026

VAZ012-252000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
731 AM EDT Mon May 25 2026

Date             Mon 05/25/26            Tue 05/26/26            Wed 05/27/26
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                 73          60          79          58          79
TEMP             62 66 69 71 67 63 62 61 62 68 73 74 69 64 61 59 61 70 74 74 69
DEWPT            61 64 65 65 64 62 62 61 62 66 66 66 66 64 61 59 61 66 65 66 65
MAX/MIN RH                   78         100          68         100          74
RH               97 93 87 81 90 97100100100 93 79 76 90100100100100 87 74 76 87
WIND DIR         SE SW  W NW NE SE  S  S  N SW SW SW  N  N  N  W  W  W  W  W  W
WIND SPD          2  3  4  3  1  1  1  1  0  1  1  1  0  0  0  1  1  2  3  2  1
CLOUDS           OV OV OV OV OV B2 B2 B2 B2 B2 OV OV B1 B1 B1 B2 OV OV OV OV B1
CLOUDS(%)       100 95 91 95 90 82 84 86 84 84100100 68 68 68 76 90 90100100 60
VSBY              6  6  6  6  6  6  6  6  7  6  3  3  7  7 10 10  6  6  6  6  6
POP 12HR                     80          70          90          30          90
RAIN SHWRS       NM NM NM  O SC NM NM NM SC SC  O  O SC SC       NM NM  O  O SC
TSTMS            IS IS SC SC IS IS          IS SC SC IS             IS SC SC IS
Obvis            PF             PF PF  F  F                                    
MIX HGT          <1  2  2  2 <1 <1 <1 <1 <1  2  2  2 <1 <1 <1 <1 <1  2  3  2 <1
T WIND DIR        S  W NW  N  N  E  S  S  W SW SW  S SE  S SW SW  W  W  W  W  W
T WIND SPD        8 17 11  3  0  2  3  3  6 10  8  8  6  4  4  5 13 21 19 18 11
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI               9 34 24  8  0  1  2  2  7 21 17 17  3  2  2  3 14 59 46 34  5
MAX LVORI         8  4  4  4  6  8 10 10  8  5  3  3  6  9  9  9  5  4  3  3  5
STABILITY         D  B  C  B  F  F  F  F  B  B  D  D  F  F  F  F  B  B  D  D  F
CEILING               100  2200  1700   100   200  1400  1700   100   600  1300
STA PRES            27.31 27.31 27.32 27.33 27.36 27.31 27.31 27.30 27.29 27.24


Date          Thu 05/28/26Fri 05/29/26Sat 05/30/26Sun 05/31/26
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       57      81      52      77      53      71      50      66
TEMP          61 60 76 71 56 56 73 68 57 56 70 66 55 52 65 62
DEWPT         61 60 59 60 54 55 56 58 53 53 55 56 52 51 53 53
RH           100100 56 68 93 96 55 70 86 90 59 70 90 96 65 72
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR           40      20       0      20      30      50      40      40
RAIN SHWRS    SC SC IS IS          IS SC SC SC SC SC SC SC SC
TSTMS         IS       IS          IS          SC 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