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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EST Sat Jan 17 2026

NCZ003-172100-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
501 AM EST Sat Jan 17 2026

Date             Sat 01/17/26            Sun 01/18/26            Mon 01/19/26
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                 47          31          36          20          41
TEMP             33 35 44 47 41 38 35 34 32 32 34 35 29 25 23 22 22 31 39 41 34
DEWPT            21 29 34 34 32 30 29 27 24 21 15 12 12 12 11 10  9 12 12 12 12
MAX/MIN RH                   54          76          39          60          30
RH               61 78 68 60 70 73 78 75 72 63 45 38 48 57 59 59 57 45 32 30 39
WIND DIR         SW SW SW  W NW NW NW NW NW NW NW  W NW  W  W  W  W  W  W  W  W
WIND SPD          8  6  5  4  2  3  3  4  4  5  5  5  4  4  4  4  4  6  9  9  9
WIND GUST           17                                                 19      
CLOUDS           OV B2 SC SC B1 OV OV OV B2 B2 B2 SC CL CL FW FW CL CL FW CL FW
CLOUDS(%)        92 80 41 34 60 91 96 97 87 86 79 28  5  5  7  7  4  4  6  4 15
VSBY             10 10 10 10 10 10  8  5  9  8 10 10 10                        
POP 12HR                     30          30          30           0           0
RAIN              C                    S        S  S                           
SNOW                                      C  C     S                           
MIX HGT          <1  2  2  3 <1 <1 <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  3  5  5 <1
T WIND DIR        S SW  W SW SE  S  W  W                                       
T WIND SPD        5  8 10  8  2  1  2  2                                       
DISPERSION                   VP VP VP VP             VP VP VP VP             PR
ADI               6 14 29 24  1  1  1  2  0  0  0  0  0  0  0  0  0  0  0  0  0
MAX LVORI         3  4  3  2  3  4  4  3  4  3  2  2  2  3  3  3  3  2  2  2  2
STABILITY         D  D  C  C  F  F  F  E  A  A  A  A  A  A  A  A  A  A  A  A  A
CEILING              2100  None  9600   700  6300  None  None  None  None  None
STA PRES            28.99 29.01 29.03 28.98 28.96   0.0   0.0   0.0   0.0   0.0


Date          Tue 01/20/26Wed 01/21/26Thu 01/22/26Fri 01/23/26
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       17      34      17      43      26      47      28      43
TEMP          24 17 30 27 19 18 39 36 30 28 44 40 33 29 39 37
DEWPT          8  0 -6 -1  1  1  9 14 16 19 25 26 24 21 22 24
RH            50 46 20 29 44 46 28 40 55 68 47 57 69 72 50 59
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC CL CL CL CL FW SC SC B1 B1 B1 SC SC SC SC
POP 12HR            0       0       0       0      10      20      20      10
RAIN                                         S  S  S         
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