National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EST Tue Jan 27 2026

NCZ006-272100-
RAWS 310801
36.37N  79.29W Elev. 580 ft
731 AM EST Tue Jan 27 2026

Date             Tue 01/27/26            Wed 01/28/26            Thu 01/29/26
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                 36          15          37          11          34
TEMP                20 32 34 27 25 22 16 15 23 33 37 29 22 21 14 12 22 29 32 21
DEWPT                6  9 14 13 15 14 12 10 13 15 17 16 13 11 10  7 11 11 13 11
MAX/MIN RH                   36          84          43          83          43
RH                  54 37 43 55 65 71 84 80 65 47 44 58 68 65 84 80 62 46 45 65
WIND DIR            SW SW SW SW  W NW NW NW NW  W  W  W  W NW NW NW NW NW  W  S
WIND SPD             5  9  9  4  4  3  2  2  2  4  4  1  2  2  2  4  5  6  5  2
WIND GUST              19                                                      
CLOUDS              CL CL CL CL FW FW SC B1 SC FW FW FW FW FW FW FW FW SC SC SC
CLOUDS(%)            2  4  5  4  6 25 39 53 31 25 21 21 13 10 10  8 22 41 43 44
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                      0           0           0          10           0
MIX HGT              2  3  2 <1 <1 <1 <1 <1  2  3  4 <1 <1 <1 <1 <1  3  3  4 <1
T WIND DIR          SW SW SW SW  W NW NW NW  W  W  W SW NW NW NW  W  W  W  W SW
T WIND SPD          12 19 23  9  8 10 13  8  9 11 14  3  5 13 12 11 13  9 11  2
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 28 57 59  4  4  5  6  8 23 39 68  2  3  6  6 12 45 38 49  1
MAX LVORI            2  1  1  3  3  3  4  4  2  1  1  3  3  3  4  4  1  1  1  3
STABILITY            B  C  C  F  F  G  G  B  B  B  B  G  G  G  G  B  B  B  B  F
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.63 29.48 29.53 29.60 29.62 29.48 29.49 29.54 29.58 29.52


Date          Fri 01/30/26Sat 01/31/26Sun 02/01/26Mon 02/02/26
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        9      29       9      21      10      29      13      37
TEMP          13 11 26 21 15 10 19 15 13 11 25 22 16 13 33 25
DEWPT          9  8 13 14 10  6  9  8  8  6 11 10  8  7 15 14
RH            84 87 57 74 80 83 64 73 80 80 55 59 70 76 47 62
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B2 OV OV OV OV OV OV OV B2 B1 SC FW FW FW
POP 12HR            5      30      40      50      30      10       5       5
SNOW                    C  C  C  C  C  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