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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Tue Apr 7 2026

NCZ006-080800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
231 AM EDT Tue Apr 7 2026

Date           04/06/26      Tue 04/07/26            Wed 04/08/26            Thu
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                 43          66          34          61          34
TEMP                      44 47 56 62 65 55 48 43 39 38 50 56 60 52 46 42 38 40
DEWPT                     36 33 33 28 25 25 23 20 19 20 23 21 22 27 29 30 31 33
MIN/MAX RH                   73          22          57          23          88
RH                        73 58 42 27 22 31 37 39 44 48 34 25 23 38 51 62 76 76
WIND DIR                  NW  N  N  N  N  N NE NE NE NE NE NE  E  E  E  E NE NE
WIND SPD                   2  2  8  8  6  3  6  4  5  5  8  8  8  3  2  1  1  2
CLOUDS                    B1 B1 B1 SC FW FW FW CL CL CL FW FW FW SC SC SC SC SC
CLOUDS(%)                 67 62 52 46 21 15  6  4  3  5  9 13 20 29 27 42 43 46
VSBY                      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                   <1 <1  4  5  6 <1 <1 <1 <1  2  3  4  4 <1 <1 <1 <1 <1
T WIND DIR                 W  N  N  N  N  N NE NE NE NE NE NE  E  E  E  E NE NE
T WIND SPD                 3  8 13 12 10  6 11 12 11 17 13 11 12  9  8  5  4  8
DISPERSION                VP             VP PR VP PR             VP VP VP VP   
ADI                        2  8 64 79 72  3  5  6  5 36 50 55 62  4  4  3  2  8
MAX LVORI                  3  3  1  1  1  2  2  2  2  1  1  1  1  2  2  3  4  4
STABILITY                  F  A  B  B  B  G  F  F  F  A  B  B  B  G  G  F  F  A
CEILING                   29900  None  None  None  None  None  None  None  None
STA PRES                  29.53 29.65 29.64 29.74 29.84 29.91 29.85 29.88 29.87


Date           04/09Fri 04/10/26Sat 04/11/26Sun 04/12/26Mon 04/13/26
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      40      76      48      83      52      83      57      85
TEMP          64 60 45 44 73 67 53 52 80 74 59 55 80 76 63 59 82 78
DEWPT         39 40 42 41 42 42 43 43 47 49 51 50 52 51 52 55 54 53
RH            40 47 89 89 33 40 69 71 31 41 75 83 38 42 67 87 38 42
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW FW FW CL FW FW FW FW FW FW FW FW FW SC SC
POP 12HR            5      10       5       5       5       0       0       0       0

$$


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