Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Sun May 24 2026
VAZ018-242000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 AM EDT Sun May 24 2026
Date Sun 05/24/26 Mon 05/25/26 Tue 05/26/26
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 61 79 64 79
TEMP 59 66 67 64 62 63 63 65 73 76 75 70 68 66 65 67 74 78 76 71
DEWPT 57 61 62 62 61 62 61 63 69 70 70 66 65 63 62 64 69 71 72 68
MAX/MIN RH 83 98 77 91 79
RH 93 84 84 93 97 97 93 93 87 82 84 87 90 90 90 90 84 79 87 90
WIND DIR S SE SE S S N N N W W N N N N N N SW SW N N
WIND SPD 3 4 5 4 1 0 0 0 1 1 0 0 0 0 0 0 1 2 0 0
CLOUDS OV B2 OV OV OV B2 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV B2
CLOUDS(%) 88 86 92 95 95 80 65 59 74 98 98 92 92 88 88 91 91 97 97 73
VSBY 5 9 9 4 1 0 0 1 3 3 6 6 2 1 1 2 2 5 9 9
POP 12HR 30 30 90 90 100
RAIN SHWRS IS SC SC IS IS SC SC NM O O O O NM NM O O O NM
TSTMS IS SC SC SC SC IS IS SC SC IS
Obvis PF PF PF PF
MIX HGT <1 1 2 <1 <1 <1 <1 <1 1 3 2 <1 <1 <1 <1 <1 1 2 2 <1
T WIND DIR SE SE SE SE S SW SW SW W SW S SW W W W W NW W S S
T WIND SPD 3 4 5 3 3 3 4 5 11 3 8 5 3 2 2 2 6 3 4 11
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 4 8 12 2 2 2 2 6 20 12 24 3 2 1 1 2 10 9 14 5
MAX LVORI 6 4 4 7 8 8 8 6 4 4 4 6 6 7 7 6 4 4 4 6
STABILITY B B B F F F F B B B B F F F F B B B B F
CEILING 200 100 100 100 1000 1600 100 100 3000 2900
STA PRES 27.97 27.91 27.90 27.90 27.92 27.90 27.90 27.90 27.92 27.87
Date Wed 05/27/26Thu 05/28/26Fri 05/29/26Sat 05/30/26
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 65 81 65 82 63 79 57 74
TEMP 68 69 79 74 68 68 80 74 66 65 77 71 61 59 71 66
DEWPT 64 65 71 67 62 63 67 65 59 59 60 58 53 52 56 54
RH 87 87 77 79 81 84 65 74 78 81 56 63 75 78 59 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 OV B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1
POP 12HR 60 90 20 50 10 30 20 30
RAIN SHWRS NM SC NM O IS IS SC SC IS SC IS IS SC SC
TSTMS IS IS SC IS SC 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