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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Sun Apr 12 2026

NCZ006-122000-
RAWS 310801
36.37N  79.29W Elev. 580 ft
801 AM EDT Sun Apr 12 2026

Date             Sun 04/12/26            Mon 04/13/26            Tue 04/14/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 82          60          85          61          90
TEMP                67 77 82 75 68 65 62 63 75 82 84 77 69 66 64 63 79 87 89 81
DEWPT               51 53 52 53 54 56 57 57 55 52 50 50 50 51 51 52 53 52 51 52
MAX/MIN RH                   35          86          31          68          27
RH                  56 43 35 46 61 73 84 81 50 35 31 39 51 58 63 67 41 30 27 37
WIND DIR            SE  S  S  S  S  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD             5  5  6  4  8  8  6  8 11 12 11  5  4  4  4  4  5  6  6  3
CLOUDS              SC SC SC SC FW B1 B1 B1 SC B1 B1 B1 SC FW FW SC FW SC SC SC
CLOUDS(%)           35 29 42 28 24 54 55 63 43 61 55 55 46 23 24 27 21 40 34 34
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      5           5           0           5           0
MIX HGT              2  4  6 <1 <1 <1 <1  1  3  6  6 <1 <1 <1 <1 <1  3  7  7 <1
T WIND DIR          SE SE  S SE  S  S  S SW SW SW SW SW SW SW SW SW  W SW SW SW
T WIND SPD          11 10  9  4 12 11 12 14 19 24 20  8  6  6  5  8  4  9 12  5
DISPERSION                   VP PR PR PR             PR VP VP VP             VP
ADI                 37 52 65  2  8 10  8 23 64108 94  5  5  3  3  8 18 69 98  3
MAX LVORI            1  1  1  2  3  3  4  3  1  1  1  2  2  3  3  3  2  1  1  2
STABILITY            A  A  B  F  E  D  E  C  C  C  C  E  E  F  F  A  A  B  B  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.75 29.67 29.65 29.65 29.64 29.57 29.55 29.53 29.53 29.45


Date          Wed 04/15/26Thu 04/16/26Fri 04/17/26Sat 04/18/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       63      93      66      93      67      91      64      95
TEMP          71 66 91 86 71 67 89 85 72 68 89 83 70 66 92 86
DEWPT         51 51 51 51 51 52 52 51 53 55 54 52 54 56 54 54
RH            49 58 26 30 49 59 28 31 51 63 30 34 57 70 28 34
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC
POP 12HR            0       0       0       0       5       5       0      10

$$


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