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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Thu Mar 19 2026

NCZ005-200800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
231 AM EDT Thu Mar 19 2026

Date           03/18/26      Thu 03/19/26            Fri 03/20/26            Sat
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                 29          61          39          70          52
TEMP                      32 32 47 58 61 54 48 44 41 40 57 68 69 64 59 57 54 53
DEWPT                     21 21 27 30 32 35 36 36 36 37 41 40 40 41 41 43 44 46
MIN/MAX RH                   66          33          87          34          78
RH                        63 63 45 34 33 48 63 73 82 89 55 36 35 43 51 59 69 77
WIND DIR                  SW SW  W  W  W SW  W  W  W  W SW SW SW  S SW SW SW  W
WIND SPD                   2  2  3  4  3  2  2  2  2  2  3  8  9  5  8  8  6  5
WIND GUST                                                     19               
CLOUDS                    B1 SC SC SC SC FW FW FW FW SC SC SC B1 B2 B1 B1 B1 B1
CLOUDS(%)                 61 36 41 36 36 19 16 15 16 26 30 32 56 76 62 67 58 67
VSBY                      10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0           0           0          20
RAIN SHWRS                                                       IS IS IS IS   
MIX HGT                   <1 <1  2  4  5 <1 <1 <1 <1 <1  2  4  4 <1 <1 <1 <1 <1
T WIND DIR                 S SW  W NW  W  S  S SW SW SW SW SW SW SW SW SW SW SW
T WIND SPD                 4  3  9  6  4  2  3  3  3  3 10 21 26 10 11 10  9  5
DISPERSION                VP             VP VP VP VP             PR PR PR PR   
ADI                        2  4 19 32 25  1  2  2  2  4 21111102  7 10  9  6  6
MAX LVORI                  3  3  2  1  2  2  3  3  5  6  2  1  1  2  2  2  3  4
STABILITY                  F  B  B  B  B  G  G  G  G  B  B  B  C  E  D  D  E  D
CEILING                    None  None  None  None  None  None 18500  7300  6300
STA PRES                   29.5 29.49 29.42 29.44 29.41 29.38 29.24 29.18 29.11


Date           03/21Sun 03/22/26Mon 03/23/26Tue 03/24/26Wed 03/25/26
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       77      51      81      57      75      37      57      38      65
TEMP          74 70 57 52 79 72 64 59 71 61 45 38 54 52 43 40 62 58
DEWPT         51 50 49 49 51 50 52 52 49 34 27 26 23 25 28 30 37 37
RH            44 49 75 89 38 46 65 78 46 36 49 62 30 35 55 67 39 45
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC FW FW FW FW SC SC B1 B1 FW FW SC SC B1 B1 B1 SC
POP 12HR            5       0       0      10      30      10      10      10      20
RAIN SHWRS                            SC SC                   IS   
TSTMS                                    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