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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
601 PM EDT Wed Jun 17 2026

VAZ046-180800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
601 PM EDT Wed Jun 17 2026

Date           06/17/26      Thu 06/18/26            Fri 06/19/26            Sat
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                 69          94          69          87          61
TEMP             79 72 71 71 75 88 94 91 83 76 74 71 72 79 84 86 80 69 65 62 66
DEWPT            56 54 57 61 65 68 69 70 69 69 68 67 68 67 63 59 58 55 55 54 56
MIN/MAX RH                   76          44          90          40          76
RH               45 53 61 71 71 52 44 50 63 79 82 87 87 67 49 40 47 61 70 75 70
WIND DIR          S  S SW SW SW SW SW  W  W SW SW SW  W  W  W  W NW NW  W  W  W
WIND SPD          4  5  9 12 14 17 17 14 10  8  6  5  5  6  9 11  8  5  4  4  4
WIND GUST              20 26 27 29 29 26 21 18                                 
CLOUDS           SC SC B1 B1 SC B1 SC B1 B1 OV OV B2 B2 B1 SC FW FW FW FW FW FW
CLOUDS(%)        26 38 58 66 42 63 45 54 65 91 91 75 70 52 28 14 16 19 19 19 15
VSBY             10 10 10 10 10 10  7  7  6 10 10 10 10 10 10 10 10            
POP 12HR                      0          40          50          20           0
RAIN SHWRS                         IS SC SC IS    SC IS IS                     
TSTMS                              IS SC SC IS                                 
MIX HGT          <1 <1 <1 <1  2  5  7  5 <1 <1 <1 <1 <1  3  6  7 <1            
T WIND DIR        S  S  S SW SW SW  W  W SW SW SW SW SW NW  W  W NW            
T WIND SPD       10  4  8 10 23 28 28 31 10  9 12 14 11  8 13 20 11            
DISPERSION       VP PR PR FR             FR PR PR PR             PR PR VP VP   
ADI               5  2  7  9 49 87139 98  9  8  8 10 13 28 87 97  8            
MAX LVORI         2  3  3  3  3  1  1  1  3  4  4  5  4  3  1  1  2            
STABILITY         F  F  D  D  C  D  C  D  D  D  E  E  C  C  B  C  E            
CEILING              None 22200 12300  None  7100  5400  None  None  None      
STA PRES            29.08 29.05 29.06 29.04 29.10 29.11 29.13 29.13            


Date           06/20Sun 06/21/26Mon 06/22/26Tue 06/23/26Wed 06/24/26
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       86      62      90      67      88      65      85      62      85
TEMP          84 80 65 67 86 83 71 71 84 81 70 68 82 79 66 66 82 80
DEWPT         54 55 55 58 59 62 62 64 68 68 65 62 62 62 60 60 60 61
RH            36 42 70 73 40 49 73 79 59 65 84 81 51 56 81 81 47 52
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW SC SC B1 B1 B2 B1 SC SC SC FW SC SC SC
POP 12HR            0       0      10      30      70      40      20      10      20
RAIN SHWRS                      IS SC SC NM SC IS IS IS          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