EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 AM EDT Thu Mar 26 2026

VAZ024-262000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
631 AM EDT Thu Mar 26 2026

Date             Thu 03/26/26            Fri 03/27/26            Sat 03/28/26
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                 78          62          77          34          56
TEMP             48 66 74 78 73 68 66 65 65 74 75 68 58 52 47 38 35 44 53 56 48
DEWPT            40 48 54 53 54 53 53 54 55 58 57 55 50 44 35 24 20 19 16 15 17
MAX/MIN RH                   43          73          54          76          19
RH               74 52 50 42 51 59 63 68 70 57 54 63 75 74 63 57 54 36 23 19 29
WIND DIR         SW SW SW SW SW SW SW SW SW  W  W NW  N NW NW NW NW NW NW NW NW
WIND SPD          2  3  6  6  4  4  4  4  5  6  6  5  4  5  6  6  5  5  5  4  2
WIND GUST                 20 17 18 14 16 17 19    16 16 18 21 21 19 16         
CLOUDS           SC SC B1 SC FW FW B1 B1 B1 B2 OV OV B2 B1 SC FW FW CL CL CL CL
CLOUDS(%)        50 47 68 48 20 11 51 65 69 74 90 90 87 66 34  8  8  3  2  2  2
VSBY             10 10 10 10 10 10 10 10 10  6  5  3  3  8  8 10 10  8  8  8  8
POP 12HR                     10           5          80          40           0
RAIN                                                  C  C                     
RAIN SHWRS                               SC SC  O  O                           
MIX HGT          <1  2  4  5  1  1  1  1  1  3  2  2  2  2  3  3  3  5  6  6 <1
T WIND DIR       SW  W  W SW SW SW SW  W  W  W NW  E NE  N NW NW  N NW NW NW NW
T WIND SPD        2 13 17 25 10 10  9  9 11 18  8 13 12  2 21 26 24 18 19 20 10
DISPERSION                   VP VP VP VP             VP PR PR PR             VP
ADI               2 37 46137  5  5  6  6 18 45 17 29  8  2 10 12 91105133142  5
MAX LVORI         3  1  1  1  2  3  3  3  3  1  2  2  4  3  3  2  1  1  1  1  2
STABILITY         B  B  D  B  F  F  E  E  D  D  D  D  E  E  F  F  B  B  B  B  G
CEILING              None  None  None  7200  2400   800   300  None  None  None
STA PRES            28.56 28.45 28.38 28.38 28.42 28.43 28.55 28.70 28.86 28.90


Date          Sun 03/29/26Mon 03/30/26Tue 03/31/26Wed 04/01/26
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       30      62      42      68      50      78      55      82
TEMP          35 32 60 56 46 44 65 63 56 52 76 72 61 58 80 76
DEWPT         20 20 23 25 26 35 46 47 47 48 53 51 51 51 56 55
RH            54 61 24 30 45 70 50 56 72 86 45 48 70 77 44 48
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL FW SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR            0       0       0      20      20      30      20      30
RAIN SHWRS                      IS IS IS    IS SC IS IS IS SC

$$


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