National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 AM EST Tue Feb 24 2026

NCZ003-242100-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
431 AM EST Tue Feb 24 2026

Date             Tue 02/24/26            Wed 02/25/26            Thu 02/26/26
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                 46          31          58          41          58
TEMP             21 31 42 46 40 34 34 35 37 47 56 58 52 47 45 43 44 48 54 58 55
DEWPT            12 12 12 15 17 17 19 21 24 31 35 37 38 38 39 40 42 46 48 49 48
MAX/MIN RH                   27          59          44          95          74
RH               68 45 29 28 39 49 54 56 59 53 45 45 59 71 79 89 93 93 80 72 77
WIND DIR         NW NW  W SW  S SW  S  S SW SW SW SW  W  W SW SW  S SW SW SW  W
WIND SPD          3  3  2  3  2  2  2  2  3  5  8  6  2  1  1  1  1  2  5  4  2
WIND GUST        14                   12 13 18 20 20                           
CLOUDS           B1 B1 B2 B1 B2 B1 OV B2 B2 B1 B1 B1 B1 B1 B1 OV OV OV OV OV B2
CLOUDS(%)        53 67 72 66 71 68 94 82 72 69 63 61 60 58 69 88 88 90 91 89 83
VSBY             10 10 10 10 10 10 10 10 10 10 10 10  7  7  6  6  6  6  3  3  6
POP 12HR                      0          10          10          50          80
FLURRIES                                                                       
RAIN                                                  S  S  C  C  L  L  D  D  L
SPRINKLES                                SC                                    
MIX HGT           2  3  3  4 <1 <1 <1 <1  1  3  5  4  1 <1 <1 <1 <1 <1  2  2 <1
T WIND DIR       NW NW  W SW  S SW SW SW SW  W  W  W  W  W SW  S  S  S  S  S  S
T WIND SPD       19 13  8 11 11  8  6  6  8 16 21 19 12  8  2  3  3  4  8  9 11
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI              52 44 33 54  5  4  3  3 11 55 65 52  6  4  1  2  3  5 14 19  5
MAX LVORI         1  1  1  1  2  2  2  2  2  1  1  1  3  3  4  6  6  6  4  3  4
STABILITY         B  B  B  B  F  F  F  F  C  C  D  D  F  F  F  F  C  C  D  D  F
CEILING             17200 11600 10300  7800  8100  2800  3800  3400   400   800
STA PRES            28.15 28.04 27.97 27.91 27.91 27.91 28.00 28.03 28.03 27.92


Date          Fri 02/27/26Sat 02/28/26Sun 03/01/26Mon 03/02/26
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       40      57      37      65      40      63      33      48
TEMP          48 41 54 51 43 38 61 56 45 41 62 52 42 34 44 43
DEWPT         43 38 39 39 38 36 40 43 39 37 39 35 32 27 28 28
RH            83 89 57 63 82 92 46 62 79 85 43 52 67 75 53 55
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 SC SC SC SC FW CL CL FW FW SC B1 B2 B2 B1
POP 12HR           60      10      10       5       5       5      20      30
RAIN           L  C                                   S  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