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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Fri Mar 20 2026

NCZ003-202000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
801 AM EDT Fri Mar 20 2026

Date             Fri 03/20/26            Sat 03/21/26            Sun 03/22/26
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                 71          51          76          52          83
TEMP                59 68 70 63 57 56 55 54 65 73 75 68 60 57 54 54 68 80 82 74
DEWPT               39 40 41 42 44 46 48 50 54 50 49 51 51 51 51 51 57 56 55 55
MAX/MIN RH                   35          91          39          92          39
RH                  47 36 35 46 62 69 77 86 68 44 40 54 72 80 90 90 68 44 40 51
WIND DIR             S SW SW SW SW  W NW NW NW NW  W  W NW NW NW NW  W SW SW SW
WIND SPD             2  5  5  2  2  2  2  1  2  2  2  1  1  1  1  1  2  3  4  2
WIND GUST                 16 12    12                                          
CLOUDS              FW B1 B2 B1 SC SC B1 B2 B2 B2 B1 FW FW FW FW SC FW FW FW FW
CLOUDS(%)           20 57 71 55 38 48 60 82 84 73 58 25 13 19 17 30  9 14 21 20
VSBY                10 10 10  7 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     10          20          10          10           0
RAIN SHWRS                   IS                                                
MIX HGT              2  5  5 <1 <1  1  1 <1  3  4  5 <1 <1 <1 <1 <1  2  5  6 <1
T WIND DIR          SW SW SW SW SW  W  W  W NW NW NW  W NW NW NW NW  W SW SW SW
T WIND SPD          12 17 20 10  8  9  5  3 16 11  9  1  3  3  3  3 11 13 16  6
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 30 73 88  5  4  4  3  3 55 51 51  1  2  2  2  3 30 78112  3
MAX LVORI            2  1  1  2  3  3  4  6  1  1  1  2  3  5  6  6  3  1  1  2
STABILITY            B  C  C  F  G  F  F  C  B  B  B  G  G  G  G  A  B  B  B  G
CEILING              None 11200  None  3000  9700  None  None  None  None  None
STA PRES            28.19 28.08 28.01 27.96 28.02 28.00 28.05 28.02 28.02 27.94


Date          Mon 03/23/26Tue 03/24/26Wed 03/25/26Thu 03/26/26
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       58      74      37      61      41      62      43      71
TEMP          63 59 70 61 44 38 58 54 45 42 60 56 48 45 66 65
DEWPT         53 53 47 35 31 28 29 32 32 34 38 40 40 39 45 49
RH            70 80 44 38 60 67 33 43 60 73 44 55 74 79 47 56
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC B1 SC FW FW FW SC B1 B1 B1 B1 B1 B2 B1 SC
POP 12HR           10      20      10       5      10      20      20      20
RAIN SHWRS             IS                      IS 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