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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Wed May 27 2026

VAZ046-280800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 PM EDT Wed May 27 2026

Date           05/27/26      Thu 05/28/26            Fri 05/29/26            Sat
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08

MIN/MAX TEMP                 63          83          54          77          57
TEMP                70 67 64 67 76 81 80 74 65 60 55 58 69 75 77 72 64 60 57 61
DEWPT               68 66 64 65 65 63 63 62 57 53 51 50 51 53 54 57 55 54 52 54
MIN/MAX RH                   98          54          87          44          83
RH                  93 97100 93 69 54 56 66 75 78 86 75 53 46 45 59 73 81 83 78
WIND DIR            SW  W  W  N  N  N  N  N NE NE NE NE NE SW SW  S SW SW  W  W
WIND SPD             5  4  4  3  6  5  5  4  5  4  4  3  3  2  3  3  3  4  4  4
CLOUDS              B1 SC FW SC FW SC FW SC FW CL FW SC FW FW FW SC SC SC B1 SC
CLOUDS(%)           55 39 25 34  9 41 17 34  8  5 18 29 14 15 21 33 44 48 55 45
VSBY                 7  4  1  5 10 10 10 10 10 10  6 10 10 10 10 10            
POP 12HR                     40          10           0           0           0
RAIN SHWRS          SC                                                         
TSTMS               IS                                                         
Obvis                  PF PF                                                   
MIX HGT             <1 <1 <1  1  4  6  4 <1 <1 <1 <1  1  4  5  4 <1            
T WIND DIR          SW  W  N  N  N  N  N  N NE NE  N NE  N  W SW SW            
T WIND SPD           4  4  2 11 12 10  9 14  8  4  3  9  0  8  9 10            
DISPERSION          PR VP VP             VP PR VP VP             VP VP VP VP   
ADI                  3  3  1 15 58 74 48  7  4  2  2 16  0 47 50  5            
MAX LVORI            6  8 10  5  1  1  1  3  4  4  5  3  2  1  1  3            
STABILITY            E  E  F  A  A  A  B  F  F  F  F  A  A  A  A  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.20 29.22 29.26 29.25 29.33 29.38 29.37 29.23            


Date           05/30Sun 05/31/26Mon 06/01/26Tue 06/02/26Wed 06/03/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MAX/MIN TEMP       79      53      73      54      76      55      74      53      74
TEMP          78 71 58 55 70 68 58 58 73 70 60 58 71 68 57 57 71 69
DEWPT         54 58 50 48 52 56 52 54 56 58 54 53 54 56 53 53 54 56
RH            43 63 75 77 53 65 80 86 55 66 81 83 55 65 86 86 55 63
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC FW SC SC SC B1 B1 SC B1 SC SC SC B1 SC SC
POP 12HR            0       5       5      10      30      20      20      30      30
RAIN SHWRS                            SC SC IS IS IS IS IS SC SC IS
TSTMS                                    IS                      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