National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Wed Apr 8 2026

NCZ001-090800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
231 PM EDT Wed Apr 8 2026

Date           04/08/26      Thu 04/09/26            Fri 04/10/26            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
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08

MIN/MAX TEMP                 32          57          38          66          46
TEMP          47 42 39 36 33 34 45 55 55 48 43 40 41 44 58 65 63 55 50 47 46 49
DEWPT         17 20 21 20 23 23 25 26 26 26 27 26 27 28 30 31 32 35 35 34 33 35
MIN/MAX RH                   68          31          57          28          61
RH            30 41 48 52 66 64 45 32 32 42 53 57 57 53 34 28 31 47 56 60 60 58
WIND DIR      SE SE SE SE SE  S  S SE  S  S  S  S SW  W  W  W  W  W  W  W  W NW
WIND SPD      10 12 11 10  8  6  5  5  6  8  5  5  5  5  4  4  5  8  9 10 11 12
CLOUDS        B1 B1 B1 SC FW SC SC SC SC FW CL CL CL CL CL FW CL CL FW FW FW SC
CLOUDS(%)     52 63 51 48 25 33 32 40 29 24  4  5  4  4  3  6  5  4 10 14 17 34
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0           0           0           0
MIX HGT        3 <1 <1 <1 <1 <1  1  3  3 <1 <1 <1 <1 <1  3  5  6 <1            
T WIND DIR    SE SE SE SE SE  S  S  N NW  S  S SW  W NW  W  W  W  W            
T WIND SPD     6 11  9  6  4  5  4  0  1  6  3  3  2  3  6  8  8  3            
DISPERSION       FR FR FR PR             PR PR PR PR             PR PR FR FR   
ADI           22 10  8  6  3  6  7  0  4  5  2  2  1  3 23 53 55  2            
MAX LVORI      2  2  2  2  3  3  2  2  2  2  2  3  3  2  2  1  1  2            
STABILITY      B  D  D  D  E  B  A  A  B  E  F  F  F  A  A  A  A  E            
CEILING        None  None  None  None  None  None  None  None  None  None      
STA PRES      26.99 27.02 27.00 27.03 26.98 26.98 26.95 26.97 26.92            


Date           04/11Sun 04/12/26Mon 04/13/26Tue 04/14/26Wed 04/15/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MAX/MIN TEMP       67      48      68      51      69      53      75      56      74
TEMP          66 59 50 50 65 62 54 53 67 63 56 56 72 67 58 58 72 66
DEWPT         41 45 43 44 43 42 42 45 43 43 45 47 48 48 49 50 49 50
RH            40 60 77 80 45 48 64 74 42 48 66 72 42 50 72 75 44 56
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW FW SC SC B1 B1 B1 SC SC SC SC SC SC SC B1
POP 12HR           10       0       0       0       0       0       5       5      30
RAIN SHWRS                                                       SC

$$


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