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

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

Date           04/24/26      Sat 04/25/26            Sun 04/26/26            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                 54          82          53          71          43
TEMP                      56 59 76 77 72 68 62 58 55 57 65 70 70 64 56 49 45 47
DEWPT                     48 50 55 56 58 58 57 55 53 52 54 54 53 51 47 44 42 41
MIN/MAX RH                   77          43          95          54          90
RH                        74 72 48 48 61 70 84 90 93 83 68 57 55 63 72 83 89 79
WIND DIR                  NW  W SW SW  W NW NW NW NW  N  N NE  E  E  E NE NE NE
WIND SPD                   1  1  2  4  3  2  1  1  2  2  4  5  5  4  2  2  1  2
WIND GUST                                                        14            
CLOUDS                    FW SC SC OV OV B2 B1 B1 SC B1 B1 B1 B1 SC SC SC SC SC
CLOUDS(%)                 21 39 43 89100 85 59 55 38 59 59 54 54 30 36 33 50 42
VSBY                      10 10 10  8  7  8  6  6  6  6  6  7  7 10 10 10 10 10
POP 12HR                      0          80          60          20          10
RAIN SHWRS                         NM  O NM SC IS IS IS IS IS IS               
TSTMS                              SC SC SC                                    
MIX HGT                   <1 <1  6  4  2 <1 <1 <1 <1  1  3  5  5  1  1 <1 <1  2
T WIND DIR                NW NW  W SW  W  W  W  N  N  N  N NE NE  E  E  E  E  E
T WIND SPD                 4  4 10 13 10  2  2  4  5 11 10  6  6 12 11 10  2  8
DISPERSION                VP             VP VP VP VP             VP VP VP VP   
ADI                        2  4 78 51 21  1  1  2  3 15 44 28 28  6  5  5  1 16
MAX LVORI                  3  3  1  1  2  3  5  6  6  4  1  2  2  3  3  5  7  4
STABILITY                  G  A  A  C  D  F  F  F  G  A  A  C  C  F  G  G  F  A
CEILING                    None  None  4100  5300  None 35000  None  None  None
STA PRES                  27.93 27.94 27.91 27.93 27.95 28.03 28.06 28.19 28.23


Date           04/27Tue 04/28/26Wed 04/29/26Thu 04/30/26Fri 05/01/26
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       73      44      69      51      76      50      70      42      68
TEMP          69 67 49 48 64 67 55 54 72 69 56 52 68 64 47 46 66 62
DEWPT         46 46 42 41 51 55 53 53 59 57 52 47 43 39 37 37 40 43
RH            44 47 77 77 63 65 93 96 64 66 86 83 40 40 68 71 38 50
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW SC B2 B1 SC B1 B2 B2 SC SC SC SC SC B1 B1 B1
POP 12HR            5      20      60      30      70      30      20      30      50
RAIN SHWRS             IS NM IS    SC NM NM SC IS IS IS IS SC SC SC
TSTMS                        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