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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
402 AM EDT Tue Mar 31 2026

VAZ024-312000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
402 AM EDT Tue Mar 31 2026

Date             Tue 03/31/26            Wed 04/01/26            Thu 04/02/26
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          60          84
TEMP          56 56 70 80 81 74 69 65 63 62 75 82 84 77 69 65 62 60 73 82 84 76
DEWPT         49 50 52 53 52 54 56 56 56 56 58 58 58 59 59 59 58 58 61 60 58 57
MAX/MIN RH                   36          81          41          94          42
RH            77 80 53 39 37 50 63 73 78 81 55 44 41 54 70 81 87 93 66 47 41 52
WIND DIR      SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S  S  S  S
WIND SPD       4  2  5  9  8  4  4  3  2  2  5  6  5  2  2  1  1  1  3  6  8  4
WIND GUST           16 19 20 17 16                16                   17 18 14
CLOUDS        FW SC SC B1 SC SC FW SC FW SC SC B2 B2 B1 B1 SC SC SC SC B1 B1 SC
CLOUDS(%)     12 29 47 55 38 35 16 28 22 33 37 71 71 58 52 35 30 43 35 55 55 30
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10  7  9 10  8  8  8 10  8  8
POP 12HR                     10           5          60          30          30
RAIN SHWRS                                     NM NM SC SC             SC SC   
TSTMS                                          SC SC IS                        
MIX HGT       <1 <1  3  7  6  1  1 <1 <1 <1  4  6  3 <1 <1 <1 <1 <1  3  6  6  2
T WIND DIR    SW SW SW SW SW SW SW SW SW SW  W  W SW  S  S  S SE  E SW  S  S  S
T WIND SPD     5  3 13 18 23 10  9  8  6  6 17 12 12  6  5  3  2  1 11 16 19 11
DISPERSION    VP             VP VP VP VP             VP VP VP VP             VP
ADI            3  4 57 86160  5  4  4  3  7 78 41 29  3  3  2  1  1 40 53 63  5
MAX LVORI      4  4  1  1  1  2  3  3  4  4  1  1  2  2  3  5  7  7  3  1  1  2
STABILITY      F  B  B  C  B  F  F  G  G  B  B  D  D  F  F  G  G  A  B  D  D  F
CEILING              None  None  None  None  None  5100  None  None  None  None
STA PRES            28.67 28.58 28.58 28.60 28.65 28.62 28.68 28.70 28.76 28.72


Date          Fri 04/03/26Sat 04/04/26Sun 04/05/26Mon 04/06/26
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       59      82      58      85      60      78      46      64
TEMP          64 59 79 75 64 60 83 76 65 62 77 71 57 48 62 57
DEWPT         56 57 58 55 57 57 58 57 56 56 56 51 46 42 38 35
RH            75 93 49 50 78 90 43 52 73 81 48 49 67 80 41 43
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC B1 B1 B1 SC SC B1 SC SC B1 B1 B1 B1 SC B1
POP 12HR           10      30      10      40      20      50      40      30
RAIN SHWRS             SC       IS SC IS IS SC SC SC SC SC SC
TSTMS                  SC          IS          IS            

$$


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