730
FNUS71 KCTP 121257
FWSCTP

Spot Forecast for B9a...PA DMVA
National Weather Service State College PA
857 AM EDT Thu Sep 12 2024

Forecast is based on ignition time of 0900 EDT on September 12.

If conditions become unrepresentative, or if you have questions or
concerns with this forecast, contact the National Weather Service
in State College.

.DISCUSSION...

High pressure is firmly in control of the local weather.
Expect a long string of mostly sunny and warm days with
light/variable winds and afternoon Min RHs in the 40-50%
range.

.REST OF TODAY...

Sky/Weather.........Sunny (5-15 percent).
LAL.................No Tstms.
Max Temperature.....Around 82.
Min Humidity........40 percent.
Wind (20 ft)........Light winds becoming southeast around 5 mph
                    late in the afternoon.
Mixing Height.......5100 ft AGL.
Transport Winds.....Southeast 5 to 7 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
LVORI...............3.
ADI.................14 to 21.

TIME (EDT)          9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%)...........  0   8   16  11  7   3   5   7   9
Weather Cov.......
Weather Type......
Tstm Cov..........
LAL...............  1   1   1   1   1   1   1   1   1
Temp..............  63  68  73  75  77  79  80  82  79
RH................  81  73  66  58  50  44  42  40  44
20 FT Wind Dir....  E   SE  SE  SE  SE  SE  SE  SE  SE
20 FT Wind Spd....  2   2   2   3   4   4   5   5   5
20 FT Wind Gust...  5   4   5   5   5   6           6
Mix Hgt (kft).....  0.9 1.2 1.9 3.2 4.3 4.7 5.1 5.0 4.8
Transp Wind Dir...  SE  S   S   S   SE  SE  SE  SE  SE
Transp Wind Spd...  6   5   6   6   6   7   6   6   7
LVORI.............  4   3   3   2   2   2   2   2   2
ADI...............  14  14  14  21  21  21  21  21  21
Haines Index......  5   5   5   5   5   5   5   5   5

.TONIGHT...

Sky/Weather.........Mostly clear (15-25 percent).
LAL.................No Tstms.
Min Temperature.....Around 55.
Max Humidity........96 percent.
Wind (20 ft)........Light winds.
Mixing Height.......300 ft AGL.
Transport Winds.....Southeast 3 to 8 mph.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.
LVORI...............5.
ADI.................2 to 4.

TIME (EDT)          6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%)...........  9   9   9   14  13  12  12  10  17  20  23  31
Weather Cov.......
Weather Type......
Tstm Cov..........
LAL...............  1   1   1   1   1   1   1   1   1   1   1   1
Temp..............  76  73  69  66  63  61  60  59  58  58  57  56
RH................  48  55  63  70  78  81  84  87  90  90  93  96
20 FT Wind Dir....  SE  SE  SE  E   E   E   E   E   E   E   E   E
20 FT Wind Spd....  4   4   3   3   2   2   2   2   2   2   2   2
20 FT Wind Gust...  6   6   6   5   4   5   5   5   5   4
Mix Hgt (kft).....  2.0 0.6 0.4 0.4 0.3 0.3 0.4 0.3 0.3 0.3 0.3 0.3
Transp Wind Dir...  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  E   SE
Transp Wind Spd...  8   8   7   6   5   6   7   6   6   5   5   3
LVORI.............  2   3   3   3   4   5   5   6   6   6   6   8
ADI...............  4   4   4   3   3   3   3   3   3   2   2   2
Haines Index......  5   5   5   5   5   5   5   5   4   4   4   4

.FRIDAY...

Sky/Weather.........Mostly sunny (25-35 percent).
LAL.................No Tstms.
Max Temperature.....Around 82.
Min Humidity........40 percent.
Wind (20 ft)........Light winds.
Mixing Height.......3600 ft AGL.
Transport Winds.....East 2 to 5 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
LVORI...............6.
ADI.................3 to 16.

TIME (EDT)          6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%)...........  35  38  41  39  31  27  27  24  17  21  20  15
Weather Cov.......
Weather Type......
Tstm Cov..........
LAL...............  1   1   1   1   1   1   1   1   1   1   1   1
Temp..............  56  55  59  64  68  72  74  76  78  80  82  79
RH................  100 100 93  81  73  66  57  52  45  42  40  44
20 FT Wind Dir....  NE  NE  NE  NE  E   E   E   E   SE  SE  E   E
20 FT Wind Spd....  2   2   2   2   2   2   2   2   3   3   3   3
20 FT Wind Gust...                  4   4   4   5   5   5   5   5
Mix Hgt (kft).....  0.3 0.3 0.5 0.7 1.5 2.3 2.9 3.4 3.6 3.5 3.3 3.2
Transp Wind Dir...  E   NE  E   E   E   E   SE  E   SE  SE  SE  E
Transp Wind Spd...  3   3   3   2   3   3   3   5   5   5   3   3
LVORI.............  9   9   6   5   3   3   2   2   2   2   2   2
ADI...............  3   3   3   9   9   9   16  16  16  15  15  15
Haines Index......  4   4   4   4   4   4   4   4   4   4   4   4

$$
Forecaster...Lambert
Requested by...Nick Hoffman
Type of request...PRESCRIBED
.TAG 2422325.0/CTP
.DELDT 09/12/24
.FormatterVersion 2.0.0
.EMAIL nichoffman@pa.gov