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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Apr 10 2026

NCZ005-110800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
801 PM EDT Fri Apr 10 2026

Date           04/10/26      Sat 04/11/26            Sun 04/12/26            Mon
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                 52          81          53          81          60
TEMP                60 57 54 55 72 79 80 71 63 60 55 54 66 77 81 75 68 65 62 62
DEWPT               41 41 41 44 51 52 51 51 50 50 51 50 51 52 50 50 50 53 54 53
MIN/MAX RH                   68          36          92          34          78
RH                  49 55 61 66 48 39 36 49 62 69 86 86 58 42 34 41 52 65 75 72
WIND DIR            SW  W  W  W  N  N  N NE NE  E  E  E SE  S  S  S  S  S SW SW
WIND SPD             5  5  4  3  4  5  4  2  3  4  4  4  5  5  8  5  8 10  9  9
CLOUDS              FW FW FW SC SC SC SC FW FW SC SC SC SC SC SC FW SC SC SC B1
CLOUDS(%)           16 15 18 27 26 34 28 25 22 37 32 34 30 27 27 24 27 45 46 53
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      5          10          10           0           0
MIX HGT             <1 <1 <1 <1  4  7  6 <1 <1 <1 <1  1  3  4  6 <1            
T WIND DIR          SW SW  W  W NW NW NW  N NE  E  E  E SE  S  S  S            
T WIND SPD           4  4  3  2 12 10  8  5  3  5  9  9  9  9 13 10            
DISPERSION          PR PR VP             VP VP VP VP             PR PR FR PR   
ADI                  2  2  2  2 57 92 59  3  2  3  4 13 34 51 97  5            
MAX LVORI            2  2  3  3  1  1  1  2  3  3  5  4  1  1  1  2            
STABILITY            F  F  F  A  A  A  A  G  G  F  F  A  A  A  B  F            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.50 29.49 29.54 29.50 29.56 29.62 29.67 29.58            


Date           04/13Tue 04/14/26Wed 04/15/26Thu 04/16/26Fri 04/17/26
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       83      60      88      63      91      66      91      65      89
TEMP          81 77 67 62 86 81 69 65 89 85 72 67 89 84 71 66 87 82
DEWPT         51 49 50 50 51 50 50 52 52 50 52 55 52 49 52 56 55 54
RH            35 37 54 65 30 34 51 63 28 30 49 65 28 30 51 70 34 38
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC FW SC SC SC SC SC SC SC B1 SC B1 B1 SC SC SC
POP 12HR            0       0       0       0       5       0       5       5      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