National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

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

NCZ003-280900-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
701 PM EST Tue Jan 27 2026

Date           01/27/26      Wed 01/28/26            Thu 01/29/26            Fri
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                 15          36          14          35          17
TEMP                24 21 18 16 23 32 36 29 23 19 17 15 23 31 35 27 21 20 19 19
DEWPT               13 13 11  9 12 13 13 14 11  8  7  5  9 10 11 12 11 11 12 11
MIN/MAX RH                   77          39          66          37          74
RH                  62 71 73 73 62 45 38 53 59 61 64 64 54 41 36 53 65 67 74 70
WIND DIR             W NW NW  N NW  W  W  W NW NW NW NW  W  W  W NW  N NE NE NE
WIND SPD             9  5  4  2  3  5  5  8  5  5  5  3  4  4  3  2  2  2  2  2
CLOUDS              FW SC B1 B2 B1 FW FW FW FW FW FW FW SC B1 SC SC SC B1 B2 B2
CLOUDS(%)           21 43 66 70 60 15  8 14 10  9 13 25 34 51 35 34 49 68 80 83
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10               
POP 12HR                      0           0           0           0           0
MIX HGT             <1 <1 <1 <1  2  3  4 <1 <1 <1 <1 <1  2  3  3 <1            
T WIND DIR           W NW NW NW  W  W  W  W  W NW NW NW  W  W  W SW            
T WIND SPD           9 16 12  6  9  9 16 14 11 17 16 13 11  9  8  2            
DISPERSION          PR PR VP             PR PR PR PR             VP VP VP VP   
ADI                  6 11  8  7 24 37 78 10  5  8  7 14 30 29 29  1            
MAX LVORI            3  3  3  3  2  1  1  2  3  3  3  2  2  2  2  2            
STABILITY            E  E  E  B  B  B  B  E  F  F  F  B  B  C  B  G            
CEILING              None 23100  None  None  None  None  None  None  None      
STA PRES            29.10 29.14 29.16 29.03 29.05 29.12 29.17 29.12            


Date           01/30Sat 01/31/26Sun 02/01/26Mon 02/02/26Tue 02/03/26
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       30      12      21      10      25      12      34      15      37
TEMP          28 25 18 13 18 17 13 11 23 22 15 13 31 29 20 17 34 27
DEWPT         16 16 12  6  9  5  2  1  8  6  5  4 13 15 13 11 18 17
RH            60 68 77 73 67 58 61 63 52 49 64 67 47 55 74 77 51 65
WIND SPD          <15     <15     <15     15>     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B2 B1 B1 B1 SC SC FW FW SC SC SC SC SC FW
POP 12HR           30      50      40      20       5       0       0       0       0
SNOW              C  C  C  C  C  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