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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EDT Wed Apr 22 2026

NCZ003-222000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
701 AM EDT Wed Apr 22 2026

Date             Wed 04/22/26            Thu 04/23/26            Fri 04/24/26
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                 80          50          83          53          82
TEMP             50 69 78 78 71 61 57 53 55 74 80 82 74 63 57 54 57 77 81 80 73
DEWPT            39 40 40 41 41 40 39 39 41 47 45 46 47 45 46 44 46 49 49 49 50
MAX/MIN RH                   25          65          28          72          32
RH               66 35 26 27 34 46 51 59 59 38 29 28 38 52 67 69 67 37 33 34 44
WIND DIR         SW  W  W  W  W NW NW NW  W NW  W  W  W NW NW NW NW  W SW  W  W
WIND SPD          2  8 10  8  2  2  1  1  1  2  2  3  1  1  1  1  1  2  3  3  1
WIND GUST           19 20 19                                                   
CLOUDS           FW FW FW SC SC FW FW CL CL CL FW SC SC FW FW FW FW FW SC SC SC
CLOUDS(%)        12  7 14 37 41 12 22  5  5  5 16 35 31 13 10 18 15 25 49 48 45
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     10           5           5           5           5
MIX HGT          <1  6  8  8 <1 <1 <1 <1 <1  6 10  9 <1 <1 <1 <1 <1  8 10  8 <1
T WIND DIR        W  W  W  W  W  W NW NW NW NW  W  W SW  W NW NW NW  W  W SW SW
T WIND SPD        4 25 20 17 10  3  4  6  5 13  8  9  4  3  3  4  4 10 11  9  4
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI               4169168145  5  2  2  3  6103 87 94  2  2  2  2  4101127 86  2
MAX LVORI         3  1  1  1  2  2  2  3  3  1  1  1  2  2  3  3  3  1  1  1  2
STABILITY         A  B  B  B  F  G  G  G  A  A  A  A  G  G  G  G  A  A  A  A  F
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            28.22 28.15 28.17 28.17 28.18 28.10 28.10 28.07 28.07 28.01


Date          Sat 04/25/26Sun 04/26/26Mon 04/27/26Tue 04/28/26
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       55      79      51      74      49      71      54      78
TEMP          60 59 75 71 56 53 69 67 52 50 68 66 56 55 73 71
DEWPT         49 50 57 57 53 49 50 49 46 44 48 48 51 53 59 55
RH            67 72 54 61 90 86 51 52 80 80 49 52 83 93 62 57
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC B1 B2 B2 B1 SC B1 B1 SC B2 B1 B2 B2 B2 B1
POP 12HR           20      80      40      30      20      30      60      70
RAIN SHWRS       IS SC  O SC SC IS SC IS IS IS SC SC NM NM SC
TSTMS                  SC                      IS IS       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