National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 AM EST Tue Nov 25 2025

NCZ001-252100-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
431 AM EST Tue Nov 25 2025

Date             Tue 11/25/25            Wed 11/26/25            Thu 11/27/25
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                 54          47          51          24          31
TEMP             45 44 47 50 52 53 52 52 50 48 48 42 35 31 28 26 25 25 29 28 25
DEWPT            40 44 47 49 50 52 52 51 48 46 43 35 26 22 20 18 15 13 11 10 11
MAX/MIN RH                   79         100          67          78          46
RH               82100100 96 93 96100 96 93 93 83 76 69 69 71 71 65 60 46 46 55
WIND DIR          S  S  S SW SW SW SW  W  W  W  W  W  W NW NW NW NW  W  W  W  W
WIND SPD         14 13 12 10 11 12 12 13 18 21 21 24 34 37 39 37 37 28 21 23 29
WIND GUST                                                           39         
CLOUDS           OV OV OV B2 B2 B2 B2 B1 B1 B1 SC FW FW SC SC B1 B1 SC FW CL FW
CLOUDS(%)        94 92 93 86 76 82 71 65 62 51 48 22 17 27 49 51 61 36 19  5  6
VSBY             10  7  4  6  7  4  3  7  7  7 10 10 10 10 10 10 10 10 10 10   
POP 12HR                     90          80          20           0           0
RAIN                 C  D  S  C  L  C  S  S  S                                 
TSTMS                        IS IS IS                                          
MIX HGT          <1 <1 <1 <1 <1 <1 <1 <1 <1  2  2  2  1  1  2  1  1  2  3  3  1
T WIND DIR        S  S  S  S SW  S  S SW  W  W  W  W  W NW NW NW NW NW  W  W  W
T WIND SPD        8  8  9  6  5 10  9  8 24 26 33 32 36 35 34 35 35 32 31 32 35
DISPERSION                   FR FR FR FR             GD GD GD GD             GD
ADI               9  9 11  8  5  9  8  7 27 48 69 66 33 32 39 40 55 68 78 83 40
MAX LVORI         4  8  7  6  6  6  8  6  4  4  4  3  3  3  3  3  1  1  1  1  1
STABILITY         D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D
CEILING               500   400   300   300  None  None  None  None  None  None
STA PRES            26.72 26.64 26.59 26.57 26.58 26.57 26.60 26.60 26.64 26.65


Date          Fri 11/28/25Sat 11/29/25Sun 11/30/25Mon 12/01/25
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       18      26      19      35      27      39      33      44
TEMP          22 18 24 22 20 20 34 26 28 31 37 34 36 37 43 39
DEWPT         11 10  9  9 10  8 10 14 17 23 29 30 31 34 39 37
RH            62 70 52 57 64 59 36 60 63 72 72 85 82 89 86 92
WIND SPD          15>     15>     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC SC FW FW SC SC SC B1 B2 B2 B2 B1 B2 B2 B2
POP 12HR            0       0       0       0      20      30      40      40
RAIN                                         C  C  C  C  C  C
SNOW                                      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