National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
931 PM EST Thu Feb 19 2026

NCZ006-200900-
RAWS 310801
36.37N  79.29W Elev. 580 ft
931 PM EST Thu Feb 19 2026

Date           02/19/26      Fri 02/20/26            Sat 02/21/26            Sun
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                 51          73          46          58          40
TEMP                55 52 52 53 59 68 72 64 57 53 49 47 54 56 58 54 49 47 44 41
DEWPT               54 51 51 52 56 55 44 38 35 34 35 35 41 42 42 42 42 40 39 39
MIN/MAX RH                   97          37          64          55          92
RH                  96 96 96 96 90 63 37 38 43 48 58 63 61 59 55 64 77 76 82 92
WIND DIR             N NE  E SW  W  W  W  W  W  W  W NW NW  W SW SE SE  N  N  N
WIND SPD             3  2  2  3  6  9 11  5  4  2  2  2  2  3  2  1  1  2  2  4
WIND GUST                          19 21                                       
CLOUDS              OV OV OV OV OV B1 SC SC SC B1 B1 B2 B2 B2 B2 B1 SC B1 B2 B1
CLOUDS(%)          100100100100 98 63 40 27 36 51 60 84 87 81 71 54 35 67 79 69
VSBY                 3 10  6  3  6 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     50          50          10          60          50
RAIN                 S  S  S  S  C  S                 L  L  C  C        C  C  C
Obvis               PF PF PF PF                                                
MIX HGT             <1 <1 <1 <1 <1  4  5 <1 <1 <1 <1 <1 <1  1  2 <1            
T WIND DIR          NE NE  E  E  S  W SW  W  W  W  W  W SW SW  W SW            
T WIND SPD          11  9  6  4  1  5 12  8  8  5  3  3  2  2  5  3            
DISPERSION          VP VP VP             PR VP VP VP             VP VP VP VP   
ADI                  5  4  3  4  1 15 54  4  4  3  2  4  2  3 11  2            
MAX LVORI            9  9  8  8  6  2  1  2  2  2  3  3  3  3  2  3            
STABILITY            F  F  F  C  D  D  C  F  F  F  F  B  C  C  C  F            
CEILING                     400   400  None  None 17700  5600  5200  None      
STA PRES                  29.19 29.13 29.11 29.21 29.26 29.33 29.31            


Date           02/22Mon 02/23/26Tue 02/24/26Wed 02/25/26Thu 02/26/26
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       49      29      44      25      48      30      55      44      60
TEMP          48 42 35 30 43 38 31 26 45 41 32 32 53 52 48 45 59 56
DEWPT         33 22 21 18 17 15 16 16 15 19 19 20 23 27 33 39 41 40
RH            56 44 56 60 35 38 53 65 29 41 58 61 31 38 56 79 51 55
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 SC SC SC B1 SC FW FW SC SC B2 B2 B2 B2 B2 B2 B2
POP 12HR           50      10       5       0       0       0       5      40      50
RAIN           C  C                                      S  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