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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 AM EDT Wed Apr 29 2026

VAZ018-292000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
401 AM EDT Wed Apr 29 2026

Date             Wed 04/29/26            Thu 04/30/26            Fri 05/01/26
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                 72          47          63          41          66
TEMP          58 58 62 67 71 64 55 51 48 48 56 60 62 55 47 43 41 45 58 63 65 57
DEWPT         54 55 59 60 60 54 48 44 42 40 40 37 33 32 31 31 31 32 35 35 35 35
MAX/MIN RH                   67          78          34          67          33
RH            86 90 90 78 68 70 77 77 80 74 55 42 33 41 53 62 67 60 42 35 33 43
WIND DIR       S  S  S SW  W NW NW NW NW NW NW NW NW NW NW  W  W  W  W  W  W NW
WIND SPD       3  2  4  6  6 10  9  6  6 10 10 10  9  6  4  2  2  3  6  8  6  5
WIND GUST           17 18 21 31 29 25 25 28 27 25 25 23 17 13 13 14 20 23 21 18
CLOUDS        OV OV OV B2 B2 SC SC B1 B1 SC SC SC FW FW FW SC SC SC SC B1 B1 B1
CLOUDS(%)     93 95 95 76 78 45 44 51 54 28 33 30 15 17 23 30 42 46 34 58 63 67
VSBY           2  3  4  5  5  7  6  9 10 10  9 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                    100          20           5           5          20
RAIN SHWRS    IS  O  O NM NM IS                                        IS IS IS
TSTMS            SC SC SC SC                                                   
MIX HGT       <1 <1 <1  2  2  1 <1 <1 <1  2  4  6  6  1 <1 <1 <1 <1  5  8  7  1
T WIND DIR    SE  E  S  S SW  W NW NW NW NW NW  W NW NW NW NW  W NW  W  W  W  W
T WIND SPD     3  3  9  9 17 34 28 27 13 13 16 17 21 20 13  6  4  5  6  9 16 14
DISPERSION    VP             FR PR PR PR             PR VP VP VP             PR
ADI            2  4 11 19 48 31 26 19  9 32 79111143  9  6  3  2  7 38 45 75 10
MAX LVORI      5  6  5  3  1  3  3  3  4  3  1  1  1  2  2  3  3  3  1  1  1  2
STABILITY      F  B  C  C  C  D  D  E  E  B  B  B  B  F  F  G  F  A  B  C  C  E
CEILING               600  1400  None  None  None  None  None  None  None  5300
STA PRES            27.59 27.48 27.56 27.61 27.66 27.66 27.73 27.72 27.71 27.64


Date          Sat 05/02/26Sun 05/03/26Mon 05/04/26Tue 05/05/26
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       44      60      36      63      42      69      48      73
TEMP          46 46 57 51 41 41 60 55 44 47 66 59 50 51 69 64
DEWPT         36 37 35 30 27 28 28 30 31 35 38 40 42 43 43 43
RH            68 71 43 44 57 59 29 38 60 63 36 49 74 74 39 46
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B1 SC SC CL FW FW FW FW FW SC SC SC B1 B1
POP 12HR           30      30       5       0       5      20      20      30
RAIN SHWRS    IS SC SC IS                      IS IS IS SC SC
TSTMS                                          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