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 AM EST Sat Mar 7 2026

NCZ019-080900-
RAWS 312001
36.23N  81.32W Elev. 2380 ft
1232 AM EST Sat Mar 7 2026

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

MIN/MAX TEMP                 58          74          59          71          51
TEMP                   61 59 59 66 72 73 68 65 62 61 59 65 69 68 63 59 57 54 52
DEWPT                  57 57 57 60 60 58 57 57 58 56 56 57 56 54 53 53 51 50 50
MIN/MAX RH                   94          59          89          60          93
RH                     87 93 93 81 66 59 68 75 87 84 90 75 63 61 70 80 80 86 93
WIND DIR               SW SW SW SW SW SW SW SW SW  W  W  W SW  W  W NW  W  W  W
WIND SPD                2  2  2  5  9 10  6  5  4  3  3  4  5  5  2  2  2  2  2
CLOUDS                 SC B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 OV B2 B2 B2 B1 B1 B1
CLOUDS(%)              38 54 80 76 68 57 69 69 71 78 76 81 92 85 85 75 68 52 52
VSBY                   10 10  7 10 10 10 10 10  7  4  4 10 10 10 10 10  8  5  4
POP 12HR                     20          40          50          70          10
RAIN SHWRS                         IS SC SC SC SC SC NM NM NM NM               
TSTMS                                 SC IS IS          IS SC IS               
Obvis                        PF                                                
MIX HGT                <1 <1 <1  2  4  3  2  2  1 <1 <1  2  3  2 <1            
T WIND DIR              S  S SW SW SW SW  S SW SW  W  W  W  W SW SW            
T WIND SPD              5  5 10 10 19 23 16 14  9  9  6 11 16 10  4            
DISPERSION             VP VP             PR PR VP VP             VP VP VP VP   
ADI                     3  3  8 21 53 58 11 10  6  4  5 27 41 22  2            
MAX LVORI               6  6  6  3  1  1  3  4  4  5  5  3  1  2  3            
STABILITY               G  F  C  D  D  D  E  E  E  F  C  C  D  D  F            
CEILING                     200   200  None     0   700  7700  2700 28800      
STA PRES                  28.11 28.10 28.00 27.96 27.92 27.92 27.90            


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

MAX/MIN TEMP       75      54      77      58      78      53      62      38      53
TEMP          72 66 57 55 76 67 61 59 77 69 63 53 60 50 43 39 50 49
DEWPT         49 47 48 49 54 54 54 54 56 54 53 45 34 30 29 29 31 34
RH            44 50 72 80 46 63 78 83 48 59 70 74 37 46 57 67 48 56
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW SC SC B1 SC B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2
POP 12HR           20      20      40      20      40      60      50      20      20
RAIN                                               C  C  S  S  S  S
RAIN SHWRS       IS    IS IS SC IS    IS SC SC NM                  

$$


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