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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Sat Apr 25 2026

NCZ003-260800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
731 PM EDT Sat Apr 25 2026

Date           04/25/26      Sun 04/26/26            Mon 04/27/26            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                 54          79          44          73          46
TEMP             62 60 57 56 55 68 75 75 66 56 49 45 47 58 69 72 66 56 50 47 49
DEWPT            60 58 55 54 54 54 53 53 51 48 45 44 43 46 47 46 46 43 43 42 44
MIN/MAX RH                   96          43          93          40          83
RH               93 93 93 93 96 61 46 46 58 74 86 96 86 64 45 39 48 62 77 83 83
WIND DIR          N NW NW NW  N NE  E  E  E  E  E  E  E  E SE SE SE SE SE SE  S
WIND SPD          0  1  2  3  3  4  1  4  3  2  1  1  1  2  4  4  2  1  1  1  1
CLOUDS           OV B1 B1 SC SC FW FW FW FW SC SC B1 B1 SC FW FW FW FW SC B1 B2
CLOUDS(%)        98 67 59 47 31 20 16 18 15 28 42 58 53 27 12 19 20 19 37 56 85
VSBY              8 10  8  8  8 10 10 10 10 10 10 10 10 10 10 10 10 10  7  7   
POP 12HR                     40          10          10           5          20
RAIN SHWRS       SC                                                    IS IS  O
MIX HGT          <1 <1 <1 <1  1  3  5  5  1  1  1 <1  2  3  4  4 <1            
T WIND DIR        W NW NW NW  N  N  N NE  E  E  E NE  E SE SE SE SE            
T WIND SPD        6  4  5  8 13 12  8  3 13 12  9  5  4  3  5  8  8            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               3  2  3  4 18 52 49 20  6  6  4  3 11 14 28 42  4            
MAX LVORI         4  6  6  6  5  1  1  2  3  3  5  6  5  2  2  1  2            
STABILITY         F  F  G  G  A  A  A  A  F  G  F  F  B  A  A  A  G            
CEILING              4400  None  None  None  None  None  None  None  None      
STA PRES            27.95 27.97 28.03 28.07 28.20 28.26 28.29 28.25            


Date           04/28Wed 04/29/26Thu 04/30/26Fri 05/01/26Sat 05/02/26
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       69      53      74      48      68      41      69      43      64
TEMP          64 67 55 55 71 69 56 50 66 62 45 46 66 62 49 45 61 58
DEWPT         54 56 54 55 62 55 48 42 38 36 35 36 40 40 39 39 39 38
RH            70 68 96100 73 61 74 74 36 38 68 68 38 44 68 79 44 47
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 SC B1 B2 B2 SC SC SC SC FW SC B1 B1 B1 B1 B1 SC
POP 12HR           80      50      80      30      20      20      40      50      30
RAIN SHWRS     O SC IS SC  O NM SC IS IS IS IS IS SC SC SC SC SC IS
TSTMS            IS IS IS IS SC                                    

$$


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