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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
432 PM EDT Mon Apr 13 2026

NCZ006-140800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
432 PM EDT Mon Apr 13 2026

Date           04/13/26      Tue 04/14/26            Wed 04/15/26            Thu
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                 60          88          63          92          64
TEMP          84 77 69 66 62 63 79 86 88 80 73 68 64 65 83 90 91 84 74 70 65 67
DEWPT         51 52 52 51 51 53 56 53 51 53 52 52 51 53 56 53 52 52 51 51 51 53
MIN/MAX RH                   71          29          68          26          64
RH            32 42 55 58 67 70 45 32 28 39 48 57 63 65 40 28 27 33 44 51 60 61
WIND DIR      SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W SW SW SW SW SW SW SW
WIND SPD       9  3  3  3  3  3  4  5  6  3  3  3  3  2  3  5  6  3  3  4  4  4
CLOUDS        SC SC FW FW SC SC FW FW SC FW FW SC FW FW FW FW FW SC SC B1 SC SC
CLOUDS(%)     44 45 24 25 36 37 16 22 46 20 22 27 20 24 17 22 23 36 42 52 47 50
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      5           5           0           0           0
MIX HGT        7 <1 <1 <1 <1 <1  3  7  7 <1 <1 <1 <1 <1  4  7  7 <1            
T WIND DIR     W SW SW SW SW SW  W  W  W SW SW SW SW SW  W SW SW SW            
T WIND SPD    16  5  6  6  5  5 10 14 14  4  3  5  5  5 10 13 16  6            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI          126  3  3  3  3  6 39123114  2  2  3  3  6 47114123  3            
MAX LVORI      1  2  2  3  3  3  1  1  1  2  2  3  3  3  1  1  1  2            
STABILITY      B  F  G  G  G  A  A  A  B  G  G  G  G  A  A  A  B  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.55 29.53 29.55 29.47 29.45 29.43 29.43 29.36            


Date           04/16Fri 04/17/26Sat 04/18/26Sun 04/19/26Mon 04/20/26
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       92      64      93      61      95      67      85      46      72
TEMP          90 87 73 67 90 84 67 64 93 87 73 69 83 72 54 47 69 65
DEWPT         53 51 51 54 50 49 51 52 51 52 53 55 51 38 31 28 26 28
RH            28 29 46 63 25 30 56 65 24 30 49 61 33 29 41 47 20 25
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC SC FW FW FW SC SC B1 B1 B1 B1 B1 SC FW FW FW
POP 12HR            0       5       5       0       0       5      30      20       5
RAIN SHWRS                                           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