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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 PM EDT Sat Apr 11 2026

VAZ018-120800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
431 PM EDT Sat Apr 11 2026

Date           04/11/26      Sun 04/12/26            Mon 04/13/26            Tue
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                 50          76          59          82          59
TEMP          73 62 56 52 50 51 61 71 76 69 64 62 61 61 75 81 80 70 65 61 59 61
DEWPT         44 40 40 40 42 44 49 50 51 49 48 47 47 48 48 46 46 45 44 44 45 48
MIN/MAX RH                   79          42          65          29          63
RH            35 44 55 63 74 77 65 47 42 49 56 58 60 62 38 29 30 41 46 53 60 62
WIND DIR      NW NW  N  E  E SE SE SE  S  S  S SW SW SW SW  W  W  W  W  W  W  W
WIND SPD       5  2  1  2  2  2  4  6  6  4  4  5  6  6  8  9  8  5  3  3  3  3
WIND GUST     17             12 17 18 19 18 18 21 23 24 26 25 24 19 16 16 16 17
CLOUDS        CL CL FW FW SC B1 SC SC SC SC B1 B1 B1 B1 B1 B2 B1 SC FW FW SC SC
CLOUDS(%)      4  4 10 16 50 63 33 31 37 38 51 51 67 51 51 70 65 40 22 25 37 37
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     10           5           0          10           5
MIX HGT        4 <1 <1 <1 <1  1  2  3  4 <1 <1 <1 <1 <1  5  7  6 <1            
T WIND DIR    NW NW NW NE  E SE SE  S  S  S  S SW SW SW  W  W  W  W            
T WIND SPD    12  9  3  2  3  6 10 10 14 12 10  9 12 10 25 24 26  4            
DISPERSION       VP VP VP VP             VP VP PR PR             PR VP VP VP   
ADI           70  4  2  1  2 10 24 39 78  6  7  6  8  8139114117  2            
MAX LVORI      1  2  3  3  3  4  2  1  1  2  3  3  3  3  1  1  1  2            
STABILITY      A  G  G  G  F  B  A  B  B  F  E  E  E  C  B  C  C  F            
CEILING              None  None  None  None  None   600  9300  6700  None      
STA PRES            28.08 28.11 28.15 28.07 28.05 28.02 28.00 27.95            


Date           04/14Wed 04/15/26Thu 04/16/26Fri 04/17/26Sat 04/18/26
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       86      61      89      62      88      62      85      61      87
TEMP          83 76 64 63 86 79 66 64 86 78 66 63 82 76 64 64 85 76
DEWPT         54 53 51 50 50 47 48 50 51 49 51 55 54 50 51 54 55 54
RH            37 45 63 62 29 32 52 60 30 36 58 75 38 40 63 70 36 46
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW SC SC SC SC B1 B1 B1 SC B1 SC SC SC SC B1 B1
POP 12HR           10       0       5       0      10      20      20      10      40
RAIN SHWRS                                  IS IS IS IS       IS SC
TSTMS                                                            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