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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Mon May 4 2026

VAZ046-050800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
231 AM EDT Mon May 4 2026

Date           05/03/26      Mon 05/04/26            Tue 05/05/26            Wed
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                 43          76          54          81          61
TEMP                      43 46 64 71 75 69 63 59 57 60 71 77 80 76 69 66 63 61
DEWPT                     32 35 38 40 42 44 45 45 45 48 48 45 45 49 50 53 54 55
MIN/MAX RH                   67          30          73          29          79
RH                        65 65 38 32 31 40 52 60 64 64 44 32 29 39 51 63 72 81
WIND DIR                   S SW SW SW SW  S  S SW SW SW SW  S  S  S  S  S  S  S
WIND SPD                   4  4  9 11 11  6  6  9  9  9 11 16 19 13 11 12 12 13
WIND GUST                          21 21                   27 29 25 25 25 26 26
CLOUDS                    SC SC SC SC SC FW FW FW SC FW FW SC SC SC B1 B1 B2 B2
CLOUDS(%)                 34 40 42 28 40 19 12 20 49 13  7 30 43 46 61 63 71 84
VSBY                      10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0          20           5           0          30
RAIN SHWRS                                                             SC SC NM
MIX HGT                   <1 <1  4  6  5 <1 <1 <1 <1  1  3  7  8 <1            
T WIND DIR                SW SW  W SW SW  S  S SW  S SW SW SW  S  S            
T WIND SPD                 3  4 14 18 17  6  8  9  8 16 24 26 29 11            
DISPERSION                VP             PR PR PR PR             FR FR FR FR   
ADI                        2  4 66129 74  3  5  6  5 21 98123147 10            
MAX LVORI                  3  3  1  1  1  2  2  3  3  3  1  1  1  2            
STABILITY                  F  A  B  B  C  F  E  E  E  B  B  C  C  D            
CEILING                    None  None  None  None  None  None  None  4900      
STA PRES                  29.32 29.30 29.22 29.22 29.25 29.26 29.17            


Date           05/06Thu 05/07/26Fri 05/08/26Sat 05/09/26Sun 05/10/26
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       78      57      67      43      69      47      72      48      76
TEMP          73 74 64 58 63 61 49 48 66 62 51 51 70 66 55 53 73 69
DEWPT         61 60 59 58 55 48 43 41 39 41 41 44 47 48 47 48 49 50
RH            66 62 84100 75 62 80 77 37 46 68 77 44 52 74 83 43 51
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 OV OV B2 B1 SC SC FW FW FW SC B1 FW FW FW SC
POP 12HR           70      80      90      30      10      10      30      10      20
RAIN SHWRS    NM NM NM  O  O  O SC IS             IS SC          IS
TSTMS            IS SC    IS 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