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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 AM EDT Fri May 15 2026

NCZ003-152000-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
401 AM EDT Fri May 15 2026

Date             Fri 05/15/26            Sat 05/16/26            Sun 05/17/26
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                 75          51          83          59          88
TEMP          43 48 63 71 75 69 59 54 52 56 71 79 82 77 68 63 60 63 76 85 87 82
DEWPT         37 38 38 39 41 44 43 44 44 46 49 51 52 53 53 52 52 54 58 57 57 59
MAX/MIN RH                   29          74          36          77          35
RH            79 68 39 31 29 40 55 69 74 69 46 38 35 43 59 67 75 72 54 39 36 46
WIND DIR      NW NW NW  W SW  S SW SW  S SW SW SW SW  S SW SW SW SW SW  S  S  S
WIND SPD       5  4  4  4  3  3  2  2  2  2  6  9  8  6  6  4  4  3  4  5  6  5
CLOUDS        CL CL CL CL FW SC FW FW SC SC FW FW SC OV SC SC B1 B1 SC FW FW FW
CLOUDS(%)      1  2  1  2 16 39  9 11 35 27 15 19 33 89 40 40 54 56 39 24 22 24
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           5           0           0           5
MIX HGT       <1 <1  4  6  6 <1 <1 <1 <1 <1  3  5  5 <1 <1 <1 <1 <1  3  6  7 <1
T WIND DIR     W  W NW  W SW SW  S SW SW SW SW SW SW SW SW SW  W SW SW  S  S  S
T WIND SPD     3  3  8  9  8  5  2  2  2  3 14 13 12  6  4  4  2  1  6  6 10  8
DISPERSION    PR             VP VP VP VP             PR PR VP VP             PR
ADI            2  3 44 66 59  3  1  1  1  3 52 79 74  5  2  2  2  1 25 50 81  4
MAX LVORI      4  3  1  1  1  2  3  3  3  3  1  1  1  2  3  3  4  3  2  1  1  2
STABILITY      F  A  A  A  A  G  G  G  G  A  B  B  B  E  F  F  E  B  A  A  B  F
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.04 28.99 29.05 29.09 29.12 29.06 29.08 29.10 29.15 29.13


Date          Mon 05/18/26Tue 05/19/26Wed 05/20/26Thu 05/21/26
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       63      89      63      89      65      89      65      84
TEMP          66 67 87 84 69 67 86 83 70 68 86 82 69 67 81 76
DEWPT         58 60 59 57 58 60 56 54 57 60 58 58 61 61 59 60
RH            75 78 39 40 68 78 36 37 63 76 39 44 76 81 47 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW CL FW FW CL FW FW FW FW FW B1 B1 SC B1 B2
POP 12HR            5       5       5       5       5      30      30      60
RAIN SHWRS                                     SC SC IS SC NM
TSTMS                                          SC 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