National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EST Wed Feb 4 2026

VAZ046-050900-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 PM EST Wed Feb 4 2026

Date           02/04/26      Thu 02/05/26            Fri 02/06/26            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                 23          38          19          42          21
TEMP                31 28 25 23 29 36 37 28 25 23 21 22 32 40 41 38 34 33 28 22
DEWPT               25 21 19 17 18 18 18 18 17 16 15 17 19 21 25 28 26 22 16 10
MIN/MAX RH                   80          44          83          46          73
RH                  78 75 78 77 63 47 46 66 71 74 77 81 58 46 52 67 72 63 60 59
WIND DIR            NE NE NE NE NE NE  N  E NE  N SW SW SW SW SW SW  W  W NW NW
WIND SPD             6  6  6  4  5  5  3  2  2  1  2  2  5  8  5  4  5  8 11 13
WIND GUST                                                           17 19 25 28
CLOUDS              B2 B2 B1 SC FW FW FW FW B1 B2 B1 SC SC B1 B2 OV B1 SC FW FW
CLOUDS(%)           82 82 55 42 23  7  9 16 55 76 60 30 50 69 79 89 60 30 21 12
VSBY                 6  6  7  9  9 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     20           5           0          30          10
RAIN                                                           C               
SNOW                 S                                                         
MIX HGT              1  2  1  1  2  2  2 <1 <1 <1 <1 <1 <1  2  2 <1            
T WIND DIR          NE NE NE NE NE  N  N  E  E  E SE  S SW SW SW SW            
T WIND SPD          11 14 14 13 12  6  4  2  2  2  2  2  5 13 14 14            
DISPERSION          PR PR PR             VP VP VP VP             VP PR PR FR   
ADI                  8 10 10 22 26 20 14  1  1  1  1  2  7 29 25 10            
MAX LVORI            4  3  4  3  2  2  2  3  3  3  4  5  3  2  2  3            
STABILITY            E  E  E  B  B  B  B  G  F  F  F  B  B  D  D  E            
CEILING                    None  None  None  2400  None  None  5000  None      
STA PRES                  29.40 29.37 29.27 29.25 29.22 29.15 28.97            


Date           02/07Sun 02/08/26Mon 02/09/26Tue 02/10/26Wed 02/11/26
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       33      12      34      20      48      29      52      33      53
TEMP          31 25 20 14 30 29 25 21 42 41 35 30 47 45 40 34 49 46
DEWPT          1  1  1  1  3 11 13 14 21 27 25 24 31 31 31 31 33 33
RH            27 34 43 55 31 46 60 74 43 57 66 78 53 58 70 89 54 60
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW CL CL FW SC SC FW SC B2 B1 SC SC FW SC B1 B1 B1 SC
POP 12HR            0       0       0       5       5       5       5       0      20
RAIN                                                           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