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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Tue Apr 14 2026

VAZ046-150800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 PM EDT Tue Apr 14 2026

Date           04/14/26      Wed 04/15/26            Thu 04/16/26            Fri
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          91          65          90          65
TEMP                74 69 65 66 83 89 91 84 76 72 67 66 82 88 89 83 75 72 68 66
DEWPT               53 54 55 56 57 54 50 52 51 50 51 53 55 53 52 51 51 51 52 54
MIN/MAX RH                   75          25          63          28          65
RH                  48 59 70 70 41 30 25 33 42 46 56 63 40 30 28 33 43 48 57 65
WIND DIR             W SW  W SW  W SW SW SW SW SW SW SW  W SW SW SW SW SW SW  W
WIND SPD             5  5  5  5  6  8  9  5  6  5  5  5  8  9 10  6  6  6  5  5
CLOUDS              FW FW FW CL FW CL SC SC SC SC SC B1 SC SC SC FW SC SC SC SC
CLOUDS(%)           10 18 13  0 17  5 37 37 44 48 49 51 39 46 44 25 30 43 44 40
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      0           0           0           0          10
MIX HGT             <1 <1 <1 <1  4  6  7 <1 <1 <1 <1 <1  4  7  8 <1            
T WIND DIR          SW SW SW SW  W SW SW SW SW SW SW SW  W SW SW SW            
T WIND SPD           6  4  3  4 10 12 16  5  8  6  5  5 18 16 19  8            
DISPERSION          PR PR PR             PR PR PR PR             PR PR PR PR   
ADI                  3  2  2  4 44 86122  3  5  5  4  6 83118157  4            
MAX LVORI            2  3  3  3  1  1  1  2  2  2  3  3  1  1  1  2            
STABILITY            F  F  F  A  B  B  B  F  E  E  E  A  B  B  B  F            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.33 29.33 29.35 29.30 29.29 29.27 29.28 29.19            


Date           04/17Sat 04/18/26Sun 04/19/26Mon 04/20/26Tue 04/21/26
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       88      59      92      61      76      42      66      37      69
TEMP          85 80 63 63 88 84 70 66 73 67 52 44 63 59 43 42 65 62
DEWPT         53 50 51 52 51 51 52 54 47 36 30 27 23 23 25 26 26 27
RH            33 35 65 67 28 32 53 65 40 32 43 51 21 25 49 53 23 26
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW SC SC B1 B1 B1 SC FW CL CL CL CL FW FW
POP 12HR           10       5       5      10      50      20       5       5       0
RAIN SHWRS                            SC SC 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