EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 AM EST Fri Jan 23 2026

VAZ024-232100-
RAWS 441631
37.63N  79.51W Elev. 865 ft
431 AM EST Fri Jan 23 2026

Date             Fri 01/23/26            Sat 01/24/26            Sun 01/25/26
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                 46          16          26          15          28
TEMP             27 38 46 45 35 28 24 20 17 21 25 25 21 17 16 16 16 19 22 25 24
DEWPT            13 14 15 14 12  8  4  1 -2 -4 -6 -5  4  8 10 12 13 17 19 19 20
MAX/MIN RH                   28          44          23          87          80
RH               55 37 28 28 38 42 41 43 42 32 25 26 47 67 77 84 88 92 88 78 84
WIND DIR          W  W  W  W  W NW  N NE NE NE  E  E  E  E  E NE NE NE NE NE NE
WIND SPD          2  2  5  5  3  2  2  2  2  3  3  3  2  2  2  2  2  3  3  2  2
WIND GUST                 17 14 12                   12                        
CLOUDS           B2 B2 B1 B1 SC SC SC SC FW B2 B2 OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)        82 80 58 51 31 27 39 30 25 70 85 95100100100100100100100100 91
VSBY             10 10 10 10 10 10 10 10 10  6  8  8  9  8  3  4  8  1  1  1  2
POP 12HR                      0           0          40         100         100
FRZG RAIN                                                      S  D  D  D  D  L
SLEET                                                       S  D  D  D  D  D  L
SNOW                                            C  C  ?  ?  D  D  D  S  S      
MIX HGT          <1  2  4  4  1  1  1  1  2  3  3  3  3  2  2  2  2  2  2  2 <1
T WIND DIR       NW NW  W  W NW NW  N  N NE NE  E  E  E  E  E  E NE  E NE  E  E
T WIND SPD        8 12 11 13 12 10 10  9 11 10  8 10 13 16  9 13 10 12 10  9  8
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI               6 32 41 49  6  5  5  4 28 31 27 31 19 22 12 15 19 23 19 15  4
MAX LVORI         2  1  1  1  2  2  2  2  2  1  2  1  2  3  4  4  4  4  4  4  6
STABILITY         C  C  C  C  G  G  G  G  B  C  C  C  D  D  D  D  D  D  D  D  F
CEILING              9000  None  None  None 12000  8300  4100  2100  1800  1600
STA PRES            28.72 28.70 28.81 28.88 28.98 28.92 28.88 28.76 28.64 28.47


Date          Mon 01/26/26Tue 01/27/26Wed 01/28/26Thu 01/29/26
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       18      27      -1      31      10      32       7      26
TEMP          24 22 26 18  8  2 25 22 15 11 29 23 13  9 24 18
DEWPT         21 17 13  4 -1 -5  8  9  9  6 14 12  6  2  7  3
RH            88 81 57 53 66 72 48 57 77 80 53 62 73 72 47 51
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 SC SC FW FW CL CL FW SC B1 B1 SC SC SC SC
POP 12HR           70      10       0       0       0       5      10      10
FRZG RAIN      L  S                                          
SLEET          L                                             
SNOW           L  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