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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EDT Thu Apr 23 2026

VAZ018-232000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
131 PM EDT Thu Apr 23 2026

Date             Thu 04/23/26            Fri 04/24/26            Sat 04/25/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 81          57          82          60          77
TEMP                   79 80 70 63 59 57 59 76 81 80 71 64 61 60 61 73 76 73 65
DEWPT                  44 42 44 44 43 43 46 49 46 46 47 47 46 48 51 56 57 56 52
MAX/MIN RH                   26          62          29          70          52
RH                     29 26 39 50 55 59 62 39 29 30 42 54 58 64 70 55 52 55 63
WIND DIR               NW NW NW NW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD                6  5  2  2  2  2  2  3  4  4  2  2  2  2  2  4  6  5  3
WIND GUST              20 19 12             14 14          12 12 13 17 18 16 14
CLOUDS                 CL FW FW CL FW FW FW FW SC FW FW FW SC SC B2 B2 OV OV B1
CLOUDS(%)               5 12 10  4  9 18 19 17 31 24 22 22 38 43 74 74 88 88 63
VSBY                   10 10 10 10 10 10 10 10 10 10 10 10 10 10               
POP 12HR                      0           0          10          30          80
RAIN SHWRS                                                 IS IS SC NM NM  O SC
TSTMS                                                                  SC      
MIX HGT                 8  8 <1 <1 <1 <1 <1  7  9  7 <1 <1 <1 <1 <1  3  3  3 <1
T WIND DIR             NW  W  W  W  W  W  W  W  W  W  W  W  W  W  W NW NW NW NW
T WIND SPD             16 13  5  3  4  4  3 11 10 10  8  2  3  4  4 19 17 13 13
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                   130128  3  2  2  2  3 97105 82  4  1  2  2  5 68 60 61  6
MAX LVORI               1  1  2  2  2  3  3  1  1  1  2  2  3  3  3  1  1  1  3
STABILITY               B  A  G  G  G  G  A  A  A  A  G  G  G  F  B  C  C  A  F
CEILING                    None  None  None  None  None  None  None  1500 14800
STA PRES                  27.74 27.73 27.71 27.69 27.62 27.63 27.60 27.63 27.63


Date          Sun 04/26/26Mon 04/27/26Tue 04/28/26Wed 04/29/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       51      73      46      71      51      71      55      75
TEMP          55 53 70 63 49 48 68 63 53 52 65 64 57 57 73 66
DEWPT         49 46 48 45 41 41 44 42 43 45 53 52 50 50 47 44
RH            80 77 45 52 74 77 42 46 69 77 65 65 77 77 40 45
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC SC SC SC SC SC SC SC B2 B2 B1 B1 B1 B1 B1
POP 12HR           50      20      10      10      50      80      30      40
RAIN SHWRS    SC IS IS IS             IS SC  O SC SC 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