National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1232 PM EST Fri Mar 6 2026

NCZ003-062100-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
1232 PM EST Fri Mar 6 2026

Date             Fri 03/06/26            Sat 03/07/26            Sun 03/08/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 79          57          76          58          74
TEMP                   77 78 70 64 62 60 59 67 73 76 71 66 63 60 58 66 71 73 67
DEWPT                  58 57 58 59 59 59 59 62 62 61 59 59 58 57 56 58 56 55 52
MAX/MIN RH                   46         100          59          94          53
RH                     52 48 66 84 90 96100 84 68 60 66 78 84 90 93 75 59 53 59
WIND DIR                S  S  S  S  S  S SE  S  S  S  S SW SW  W  W  W  W  W  W
WIND SPD                3  3  1  1  1  1  1  4  8  6  3  2  2  1  2  2  4  3  1
WIND GUST                                      18 18 13                        
CLOUDS                 FW SC B1 SC B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B2 B2 B2 B1
CLOUDS(%)              16 34 52 39 57 73 80 66 63 63 74 74 72 71 69 75 71 71 51
VSBY                   10 10 10 10  8  6  1  9 10 10 10 10 10 10  4            
POP 12HR                     10          10          50          60          60
RAIN SHWRS                                     SC SC NM NM SC SC SC SC NM NM IS
TSTMS                                          SC IS IS                IS IS   
Obvis                                 PF PF                                    
MIX HGT                 6  5 <1 <1 <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  2  3  2 <1
T WIND DIR             SW SW  S  S SW SW SW SW SW SW SW  S SW SW SW  W  W  W  W
T WIND SPD              9 11  8  9  6  8  9  9 11 17 12  9  9  6  8 13 17 12  5
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                    60 67  4  4  3  4  7 17 26 40  6  4  4  3  6 34 40 36  3
MAX LVORI               1  1  3  5  6  8  8  4  3  1  3  4  5  6  6  3  1  1  3
STABILITY               B  B  F  G  F  F  C  D  D  D  F  F  F  F  C  C  D  C  F
CEILING                    None  None   700   700  1100   900   500  1000  2400
STA PRES                  28.31 28.34 28.32 28.30 28.22 28.19 28.12 28.11 28.07


Date          Mon 03/09/26Tue 03/10/26Wed 03/11/26Thu 03/12/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       52      77      56      79      58      80      54      67
TEMP          57 53 75 70 60 57 76 72 62 59 78 74 63 55 65 54
DEWPT         51 50 54 53 53 54 58 57 57 56 59 56 55 50 41 37
RH            80 89 48 55 78 90 54 59 84 90 52 53 75 83 41 52
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC B1 B1 B1 SC B1 SC B1 B1 B2 B2 B2 B2 B1
POP 12HR           20      30      30      40      20      50      60      40
RAIN SHWRS    IS       SC IS SC IS SC IS IS IS SC NM SC SC SC
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