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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Tue Jan 13 2026

VAZ012-140900-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
401 PM EST Tue Jan 13 2026

Date           01/13/26      Wed 01/14/26            Thu 01/15/26            Fri
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX TEMP                 36          46          14          24           8
TEMP             41 40 39 37 36 42 45 43 37 32 23 18 15 20 23 22 17 15 13 10  9
DEWPT            22 24 25 25 26 29 31 32 33 28 15  9  6  6  3  2  4  4  4  3  2
MIN/MAX RH                   66          57          88          39          74
RH               46 52 57 61 67 60 58 65 85 85 71 67 67 54 41 41 56 61 67 73 72
WIND DIR         SW  W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW  W  W SW
WIND SPD          4  5  6  6  6  5  5  5  5  6  9  9  9  9  9  8  6  5  3  3  3
WIND GUST           16                      17 20 20 20 19                     
CLOUDS           FW FW FW B1 B2 OV OV OV OV OV B2 B2 B2 SC B1 B1 SC FW FW FW FW
CLOUDS(%)        14 12 19 63 76 89100 90 91 90 76 76 73 49 57 54 30 19 11 13 21
VSBY             10 10 10 10 10 10 10  5  5  6 10 10 10 10 10 10 10            
POP 12HR                      5          60          60          10           5
FLURRIES                                             IS                        
RAIN                                   L  L                                    
RAIN SHWRS                         IS                                          
SNOW                                      L  L                                 
SNOWSHWRS                                      IS IS                           
SPRINKLES                       IS                                             
MIX HGT          <1 <1 <1 <1 <1  1  2  2  2  3  3  3  3  4  5  5  3            
T WIND DIR       SW SW  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW            
T WIND SPD       10 11 11 11  9 16 21 19 14 32 32 32 29 28 26 26 27            
DISPERSION       VP PR PR PR             PR PR PR PR             PR PR VP VP   
ADI               5  5  5  8 10 25 47 39 10 22 43 43 72102 81 83 12            
MAX LVORI         2  2  3  3  3  2  1  3  5  4  3  1  1  1  1  1  2            
STABILITY         F  F  F  E  D  D  D  D  E  E  D  D  D  C  D  D  F            
CEILING              None  7200  8600  1000   800  1600  None  None  None      
STA PRES            27.03 26.96 26.89 26.82 26.85 26.91 26.97 27.00            


Date           01/16Sat 01/17/26Sun 01/18/26Mon 01/19/26Tue 01/20/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MAX/MIN TEMP       39      24      38      12      25      13      36      11      29
TEMP          37 32 27 26 37 27 19 13 24 19 17 15 35 26 20 11 28 22
DEWPT          5 15 20 21 18 15 11  5  3  3  5  6 10 11  8  2 -1  2
RH            26 49 74 81 46 60 70 70 39 49 58 67 35 52 59 66 28 41
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW
POP 12HR           10      40      40      30      20      10       5      10       5
SNOW                 S  C  C                                       
SNOWSHWRS                    IS SC SC 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