UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032112.upa.cvt Date: 1200Z 21 MAR 20 Searching for HKLO... Searching the city database file for: HKLO ... Date:1200Z 21 MAR 20 Station: HKLO WMO ident: 63612 Latitude: 3.12 Longitude: 35.61 Elevation: 515.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 952 515 35.2 18.2 37 17.0 23.0 110 12 312.7 315.4 297.8 355.7 13.95 1 850 1497 24.0 16.0 61 8.0 18.4 95 14 311.3 313.9 297.3 352.9 13.58 2 700 3158 11.6 6.6 71 5.0 8.5 110 14 315.3 317.0 295.0 342.8 8.77 3 500 5880 -4.5 -24.5 19 20.0 -10.6 105 17 327.6 327.8 292.0 331.3 1.05 4 400 7610 -15.5 -36.5 15 21.0 -19.7 100 18 334.8 334.9 293.4 336.4 0.42 5 300 9730 -29.9 -51.9 10 22.0 -31.9 70 13 343.2 343.3 295.2 343.7 0.11 6 250 11000 -39.9 -55.9 17 16.0 -40.8 85 21 346.7 346.8 296.0 347.1 0.08 7 200 12480 -53.5 -61.5 37 8.0 -53.7 95 24 348.0 348.1 296.3 348.3 0.05 8 150 14270 -65.9 -74.9 27 9.0 -66.0 160 7 356.6 356.6 298.0 356.6 0.01 9 100 16640 -82.1 -93.1 14 11.0 -82.1 95 8 369.1 369.1 300.4 369.1 0.00 TRP WND Sounding variables and indices Freezing level: 555.90 mb = 5119.19 m = 16795.05 ft Wetbulb zero: 611.11 mb = 4256.64 m = 13965.20 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 52.21 % Est. max temperature: 35.04 C = 95.06 F Sfc-Lift cond lev (LCL): 745.56 mb = 2618.54 m = 8590.90 ft T: 15.63 C 700-500 lapse rate: 5.91 C/km ThetaE index: 24.39 C Layer 850.0- 400.0 mb Conv cond level (CCL): 723.58 mb = 2874.52 m = 9430.72 ft Mean mixing ratio: 13.77 g/kg Conv temperature: 37.14 C = 98.84 F Cap Strength: 1.76 C Lifted Index: -3.05 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.85 C Lifted Index @700 mb: -0.14 C Showalter Index: -2.53 C Risk: Severe thunderstorms possible Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 20.50 C K Index: 39.50 Risk: > 80 % chance of thunderstorms Sweat Index: 237.00 Risk: None Energy Index: -4.13 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1259.70 J/kg Max Up Vert Vel: 50.19 m/s Conv Inhibition (B-): 35.24 J/kg Cap Strength: 1.76 C Lift Cond Lev (LCL): 750.80 mb = 2558.68 m = 8394.52 ft Lev Free Conv (LFC): 695.80 mb = 3206.72 m = 10520.61 ft Equ Level (EL): 155.80 mb = 14034.07 m = 46042.99 ft B at Equ Level: 1245.44 J/kg Wind level data Storm motion: 135 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 952 515 110 12 -11.3 4.1 | 42 5 -3.4 -3.8 1 850 1497 95 14 -13.9 1.2 | 42 9 -6.0 -6.7 2 700 3158 110 14 -13.2 4.8 | 60 6 -5.3 -3.1 3 500 5880 105 17 -16.4 4.4 | 68 9 -8.5 -3.5 4 400 7610 100 18 -17.7 3.1 | 64 11 -9.8 -4.8 5 300 9730 70 13 -12.2 -4.4 | 19 13 -4.3 -12.3 6 250 11000 85 21 -20.9 -1.8 | 53 16 -13.0 -9.7 7 200 12480 95 24 -23.9 2.1 | 70 17 -16.0 -5.8 8 150 14270 160 7 -2.4 6.6 | 283 6 5.5 -1.3 9 100 16640 95 8 -8.0 0.7 | 1 7 -0.1 -7.2 Wind Parameters Mean winds (0-6000m): 104.9 at 14.9 knts Storm direction: 134.9 at 11.2 knts Shear (0-3000m) pos: 0.6 neg: 0.7 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 19.5 deg Storm rel helicity (0-3000m) pos: 5.0 neg: -0.3 tot: 4.7 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 1.4 stream: 0.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1644.17 Bulk Shear: 0.77 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 106 12 42 6| 0.0 2.0 2.0| 0.2 0.0 0.2 0.5 0.08| 2.0 0.2 1000 102 13 43 7| 0.0 2.0 2.0| 0.2 -0.3 -0.1 -0.1 0.00| 2.0 0.0 1500 100 13 44 8| 0.4 1.3 1.7| 1.7 -0.3 1.4 1.0 0.14| 1.7 0.2 2000 101 14 45 8| 0.6 1.0 1.6| 3.1 -0.3 2.8 1.4 0.22| 1.6 0.3 2500 102 14 47 7| 0.7 0.8 1.5| 4.3 -0.3 4.0 1.6 0.28| 1.5 0.4 3000 103 14 49 7| 0.6 0.7 1.3| 5.0 -0.3 4.7 1.6 0.31| 1.4 0.4 4000 105 14 52 7| 0.5 0.6 1.1| 5.8 -0.3 5.5 1.4 0.32| 1.2 0.4 5000 105 14 56 7| 0.4 0.6 1.0| 6.5 -0.3 6.2 1.2 0.31| 1.1 0.3 6000 105 15 58 8| 0.3 0.6 0.9| 6.7 -0.8 5.8 1.0 0.27| 1.0 0.3 Wrote GIF file: /home/apache/climate/data/raob//HKLO/skewt/HKLO.skewt.20200321.12.gif