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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EDT Fri May 1 2026

VAZ018-020800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
401 PM EDT Fri May 1 2026

Date           05/01/26      Sat 05/02/26            Sun 05/03/26            Mon
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                 44          61          38          63          44
TEMP          66 58 49 45 44 45 53 58 59 50 44 40 38 41 53 60 63 55 47 45 44 48
DEWPT         32 35 38 37 35 33 33 31 30 28 28 28 28 29 30 30 30 30 31 30 32 37
MIN/MAX RH                   73          32          67          29          65
RH            28 42 66 73 70 62 46 36 33 42 53 62 67 62 41 32 29 38 53 55 62 65
WIND DIR       W NW NW NW NW NW NW NW NW NW NW NW NW NW NW  W  W  W  W  W  W  W
WIND SPD      10  5  4  3  3  4  4  5  6  5  4  4  4  5  6  6  6  2  2  2  3  4
WIND GUST     20 19 17 16 16 18 16 16 19 23 18 18 18 20 23 20 18 13    12 13 18
CLOUDS        B1 B1 B2 B2 B2 B2 B2 B2 B1 FW FW FW FW FW FW FW CL FW FW FW SC SC
CLOUDS(%)     59 58 75 82 83 81 79 82 51 14  9  9 10  9  8  7  4  6 22 21 36 41
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      5          10           5           0           5
MIX HGT        8 <1 <1 <1 <1  1  3  5  7  2 <1 <1 <1  2  5  6  6 <1            
T WIND DIR    SW SW NW NW NW  N  N NW NW NW NW NW NW NW NW  W  W  W            
T WIND SPD    14  3 18 20 17 17 11 14 18 20 13  5  5 23 17 16 16 10            
DISPERSION       PR VP VP VP             PR VP VP VP             VP VP VP VP   
ADI           74  2 12  9  8 33 45 98 85  9  6  3  3 65 99106103  5            
MAX LVORI      1  2  3  3  3  1  1  1  1  2  2  3  3  1  1  1  1  2            
STABILITY      C  E  E  F  F  C  B  A  C  F  F  F  F  A  B  B  B  G            
CEILING              4300  9700  8300  None  None  None  None  None  None      
STA PRES            27.67 27.67 27.70 27.64 27.73 27.78 27.81 27.75            


Date           05/04Tue 05/05/26Wed 05/06/26Thu 05/07/26Fri 05/08/26
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       76      53      80      59      75      56      68      46      66
TEMP          72 66 56 56 78 71 62 60 72 68 60 58 65 58 48 48 63 58
DEWPT         46 45 43 47 44 43 44 50 56 53 51 53 52 41 38 38 37 36
RH            39 47 62 72 30 36 52 69 57 59 72 83 63 53 68 68 38 44
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC FW FW SC B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR           20       5      10      40      60      70      60      20      20
RAIN SHWRS       IS                SC NM NM NM NM NM SC IS IS IS   
TSTMS                                    SC 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