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

VAZ024-252000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
801 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                 75          63          81          63          84
TEMP                69 72 74 71 67 66 65 66 73 77 80 75 69 66 64 66 76 81 80 75
DEWPT               67 68 68 67 66 65 65 66 70 71 71 70 68 66 64 66 71 71 72 70
MAX/MIN RH                   83         100          76         100          71
RH                  93 87 82 87 97 97100100 90 82 74 84 97100100100 85 72 77 84
WIND DIR            SE  S SE SE  E  E  E  N  N SE SE  N  N  N  N  N  W  W  W  W
WIND SPD             1  2  2  1  1  1  1  0  0  1  1  0  0  0  0  0  2  3  2  1
CLOUDS              OV B2 OV B2 B2 B2 B2 OV B2 OV OV OV B2 B2 B2 B2 B1 OV OV B1
CLOUDS(%)           98 78100 84 73 77 86 90 85100100 88 81 75 83 78 64100100 62
VSBY                 6  6  6  7  6  7  6  6  6  6  6  6  6  7  7  6  6  6  6  7
POP 12HR                    100          80          90          50          90
RAIN SHWRS          NM SC  O IS SC IS NM SC NM  O  O SC SC IS IS SC SC  O  O IS
TSTMS               IS SC SC IS IS    IS       SC SC IS IS          IS SC SC IS
Obvis               PF          PF  F  F  F                                    
MIX HGT              1  2  2 <1 <1 <1 <1 <1  1  2  2 <1 <1 <1 <1 <1  3  4  3 <1
T WIND DIR          SE SE  S  N NE  N  N NE NE NE  E SE  N NW  S SW  W  W  W NW
T WIND SPD           3  4  2  4  4  2  3  6  5  6  4  3  1  1  1  4 19 18 11  8
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                  5 10  4  2  2  1  2  7  9 13  9  2  1  1  1  5 64 49 25  4
MAX LVORI            6  5  5  6  8  8 10  8  6  4  4  5  9 10 10  9  4  3  3  5
STABILITY            B  B  D  F  F  F  F  B  B  D  D  F  F  F  F  B  B  D  D  F
CEILING               300   300   600   600   400   800   300   300  3600  1900
STA PRES            28.57 28.55 28.58 28.59 28.62 28.58 28.56 28.52 28.49 28.46


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       62      86      56      82      56      77      54      73
TEMP          65 65 84 77 62 60 79 74 61 58 75 71 59 56 70 67
DEWPT         65 63 63 65 58 56 60 62 56 55 59 60 55 53 57 58
RH           100 93 49 67 87 87 52 66 84 90 58 68 87 90 63 73
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC SC FW SC FW SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR           20      20       5      20      20      30      30      40
RAIN SHWRS    IS IS    IS          IS    IS SC SC IS SC SC SC
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