National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sun Nov 30 2025

VAZ046-010900-
RAWS 441101
37.39N  78.80W Elev. 804 ft
701 PM EST Sun Nov 30 2025

Date           11/30/25      Mon 12/01/25            Tue 12/02/25            Wed
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                 24          45          29          45          23
TEMP                38 33 27 24 37 44 43 34 31 32 32 33 38 43 45 38 34 29 25 23
DEWPT               34 24 21 20 22 21 21 23 23 26 30 32 36 38 38 32 28 25 22 20
MIN/MAX RH                   96          39         100          77          91
RH                  85 69 78 84 54 39 41 64 72 78 92 96 92 82 76 79 78 85 88 88
WIND DIR             W NW NW NW  N NE  E  E  E SE NE NE NW  W  W NW NW NW NW NW
WIND SPD             8  8  5  4  5  4  3  2  2  2  2  2  4  5  5  5  5  4  3  2
CLOUDS              B2 B1 FW CL CL FW FW B1 B1 OV OV OV OV B2 B1 FW FW FW FW FW
CLOUDS(%)           76 61  9  2  4  7 12 51 62 91 95 98 98 73 61 22 13  8  7  6
VSBY                10 10 10 10 10 10 10 10 10 10  8  3  2  8  8 10 10 10 10   
POP 12HR                      0           0          90         100          10
RAIN                                            D  D  D  D  C  C               
SNOW                                      C  C  S                              
MIX HGT             <1 <1 <1 <1  2  3  2 <1 <1 <1 <1 <1 <1 <1 <1 <1            
T WIND DIR           W NW NW NW  N NE  E  E  E SE  E  N  N  W  W NW            
T WIND SPD           5  4  3  2 12  8  4  2  2  3  3  2  8  5 10 13            
DISPERSION          PR PR PR             VP VP VP VP             PR PR VP VP   
ADI                  5  4  2  2 31 25 13  1  1  2  2  2  9  6 11  6            
MAX LVORI            5  3  4  5  1  2  2  3  3  4  7 10  5  4  4  4            
STABILITY            D  D  F  C  C  C  B  F  F  F  F  C  D  D  D  F            
CEILING             23800  None  None  None 24300  5100   100  None  None      
STA PRES            29.54 29.64 29.68 29.60 29.52 29.30 29.01 28.96            


Date           12/03Thu 12/04/25Fri 12/05/25Sat 12/06/25Sun 12/07/25
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       45      26      49      21      37      28      47      30      47
TEMP          44 34 29 29 49 37 28 22 36 33 31 32 45 39 35 30 46 38
DEWPT         27 27 25 24 30 26 20 16 19 24 28 31 37 33 30 28 32 31
RH            51 75 85 81 48 64 71 77 50 69 88 96 73 79 82 92 58 76
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL FW SC SC SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
POP 12HR            0       0       0       0      30      60      30      30      30
FRZG RAIN                                    L  L                  
RAIN                                      S  L     C  C  C  C  C  S
SNOW                                      C  S                     

$$


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