EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 AM EST Thu Jan 22 2026

VAZ018-230900-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
1231 AM EST Thu Jan 22 2026

Date           01/21/26      Thu 01/22/26            Fri 01/23/26            Sat
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                 35          48          28          41          19
TEMP                   39 36 38 41 47 46 36 32 30 29 29 36 40 39 30 25 22 20 19
DEWPT                  29 33 32 30 26 22 20 18 17 18 16 16 15 14 10  6  4  3  3
MIN/MAX RH                   87          38          61          34          49
RH                     67 89 79 65 43 38 52 56 58 63 58 43 36 35 42 44 45 47 49
WIND DIR                W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW NW  N
WIND SPD                6  8  9 10  9  6  3  2  2  2  3  4  6  6  6  5  4  2  2
WIND GUST              18 28 31 31 27 25 16 14 13 13 14 18 20 23 25 23 17 14 13
CLOUDS                 SC SC SC SC FW FW FW FW SC B1 B2 B2 B2 B2 B1 B1 B2 OV B2
CLOUDS(%)              37 50 41 27 16 18 21 23 41 63 73 75 81 78 54 61 80 89 86
VSBY                   10 10 10 10 10 10 10 10 10 10 10  9  9  9 10  9 10 10   
POP 12HR                     20           0           5          10          20
RAIN SHWRS                                                                     
SNOW                                                                    S  S  C
MIX HGT                <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  2  3  3  2            
T WIND DIR             SW  W  W  W  W  W  W  W NW NW NW NW  W NW NW            
T WIND SPD              6  6 19 25 19 20 13  9 11 10  8 11  9 12 17            
DISPERSION             PR PR             VP VP VP VP             PR PR VP VP   
ADI                     3  6 23 69 64 63  6  4  5  5  6 19 21 30 12            
MAX LVORI               3  5  3  1  1  1  2  3  3  3  3  2  2  2  2            
STABILITY               F  D  C  C  C  C  G  G  F  F  C  D  D  D  E            
CEILING                    None  None  None  None 21300 14600  6200 14100      
STA PRES                  27.86 27.89 27.87 27.92 27.93 27.96 27.94            


Date           01/24Sun 01/25/26Mon 01/26/26Tue 01/27/26Wed 01/28/26
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       24      14      25      13      24       4      28      10      34
TEMP          23 17 14 15 21 22 21 14 22 14 10  5 24 20 13 11 32 26
DEWPT          9  8  8 10 15 16 15 10  9  2 -1 -3  5  5  4  4 15 14
RH            54 67 76 80 77 77 77 84 57 58 60 69 43 51 67 73 49 60
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 OV OV OV OV B2 B2 B2 B1 B1 SC SC FW FW SC SC SC B1
POP 12HR           80     100      90      50      10      10       0       0      10
SNOW           C  D  D  D  D  L  C  C                              

$$


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