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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri May 1 2026

NCZ003-012000-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
301 AM EDT Fri May 1 2026

Date             Fri 05/01/26            Sat 05/02/26            Sun 05/03/26
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                 67          48          60          38          67
TEMP          48 51 59 62 67 62 57 53 51 48 51 56 60 56 49 43 40 42 54 62 66 60
DEWPT         36 37 35 36 38 41 44 43 41 42 41 40 38 36 35 33 31 32 32 32 32 35
MAX/MIN RH                   34          79          44          72          29
RH            63 59 40 38 34 46 62 69 68 80 68 55 44 47 58 67 70 67 43 32 28 39
WIND DIR      NE NE SE SW SW SW NW  N  N  N  N  N  N NW NW NW NW NW NW NW  W  W
WIND SPD       3  3  3  5  6  5  5  5  5  5  5  5  6  8  8  6  5  5  5  5  6  5
CLOUDS        B1 B2 SC SC OV OV OV B2 OV OV OV OV B2 B1 SC FW FW FW FW CL CL CL
CLOUDS(%)     52 86 45 29 91 88 93 70 95 95 90 88 74 56 30 13 11 11  6  4  4  5
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          30          40          10           0
RAIN                                S  C  C  C  C  C                           
MIX HGT       <1  1  3  5  7 <1 <1  1  1  2  3  5  7 <1 <1 <1 <1  2  5  7  8 <1
T WIND DIR    NE NE  E  S SW  S SW NW  N  N  N  N NW NW NW NW NW NW NW NW  W SW
T WIND SPD     6  6  5  8 10 10  6  2  2 11 11 11 13  9 10  8  3  4 10 11 11  4
DISPERSION    VP             PR PR PR PR             PR PR PR PR             PR
ADI            3 10 23 54 79  7  5  2  2 29 42 71107  8  7  4  2 10 68 92 92  2
MAX LVORI      3  2  2  1  1  2  3  3  3  3  1  1  1  2  3  3  3  3  1  1  1  2
STABILITY      F  B  A  A  B  E  E  E  E  C  B  B  B  D  E  F  F  A  A  A  B  F
CEILING              None 15100 18100  4600  6900 13800  None  None  None  None
STA PRES            28.95 28.86 28.85 28.86 28.84 28.81 28.94 29.01 29.05 28.97


Date          Mon 05/04/26Tue 05/05/26Wed 05/06/26Thu 05/07/26
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       41      74      49      77      56      75      55      71
TEMP          44 45 71 68 54 51 74 71 60 58 70 69 59 55 67 64
DEWPT         35 36 42 43 45 46 46 48 51 53 56 55 53 49 44 42
RH            70 70 35 40 71 83 37 44 72 83 61 61 80 80 43 45
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL FW FW SC FW SC FW SC B1 B1 B2 B2 B1 B1 B1 SC
POP 12HR            0       5       0       5      40      60      50      30
RAIN SHWRS                               SC SC NM SC SC SC SC
TSTMS                                          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