UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020033112.upa.cvt Date: 1200Z 31 MAR 20 Searching for HKLO... Searching the city database file for: HKLO ... Date:1200Z 31 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 953 515 36.2 20.2 39 16.0 24.5 100 14 313.6 316.7 299.2 362.6 15.83 1 850 1517 23.8 15.8 61 8.0 18.2 90 16 311.1 313.6 297.1 352.1 13.40 2 700 3175 10.2 8.0 86 2.2 8.8 60 23 313.8 315.6 295.2 343.8 9.67 3 500 5900 -4.9 -13.9 49 9.0 -8.5 85 21 327.1 327.6 293.3 336.0 2.61 4 400 7630 -13.9 -25.9 36 12.0 -17.3 90 32 336.9 337.2 294.6 341.2 1.16 5 300 9750 -28.9 -41.9 27 13.0 -30.6 130 18 344.6 344.7 295.7 345.9 0.32 6 250 11020 -39.5 -54.5 19 15.0 -40.4 95 17 347.3 347.4 296.1 347.7 0.09 7 200 12510 -51.9 -61.9 29 10.0 -52.2 60 17 350.6 350.6 296.8 350.8 0.05 8 150 14320 -64.3 -75.3 21 11.0 -64.4 280 4 359.3 359.3 298.6 359.4 0.01 9 100 16680 -82.9 -91.9 20 9.0 -82.9 255 21 367.6 367.6 300.1 367.6 0.00 TRP WND Sounding variables and indices Freezing level: 564.90 mb = 5015.73 m = 16455.60 ft Wetbulb zero: 598.08 mb = 4449.43 m = 14597.70 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 66.36 % Est. max temperature: 34.52 C = 94.14 F Sfc-Lift cond lev (LCL): 757.71 mb = 2498.49 m = 8197.05 ft T: 15.75 C 700-500 lapse rate: 5.54 C/km ThetaE index: 26.62 C Layer 850.0- 400.0 mb Conv cond level (CCL): 752.59 mb = 2556.42 m = 8387.09 ft Mean mixing ratio: 14.65 g/kg Conv temperature: 35.42 C = 95.76 F Cap Strength: 0.34 C Lifted Index: -4.51 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.43 C Lifted Index @700 mb: -2.36 C Showalter Index: -2.69 C Risk: Severe thunderstorms possible Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 20.70 C K Index: 42.30 Risk: > 80 % chance of thunderstorms Sweat Index: 250.60 Risk: None Energy Index: -3.14 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1642.16 J/kg Max Up Vert Vel: 57.31 m/s Conv Inhibition (B-): 0.46 J/kg Cap Strength: 1.22 C Lift Cond Lev (LCL): 757.56 mb = 2500.18 m = 8202.59 ft Lev Free Conv (LFC): 742.56 mb = 2670.96 m = 8762.89 ft Equ Level (EL): 152.56 mb = 14213.51 m = 46631.68 ft B at Equ Level: 1626.69 J/kg Wind level data Storm motion: 106 at 15 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 ---------------------------------------------------------- 0 953 515 100 14 -13.8 2.4 | 336 2 0.8 -1.9 1 850 1517 90 16 -16.0 0.0 | 18 5 -1.4 -4.3 2 700 3175 60 23 -19.9 -11.5 | 19 17 -5.3 -15.8 3 500 5900 85 21 -20.9 -1.8 | 46 9 -6.3 -6.1 4 400 7630 90 32 -32.0 0.0 | 76 18 -17.4 -4.3 5 300 9750 130 18 -13.8 11.6 | 186 7 0.8 7.3 6 250 11020 95 17 -16.9 1.5 | 40 4 -2.3 -2.8 7 200 12510 60 17 -14.7 -8.5 | 0 13 -0.1 -12.8 8 150 14320 280 4 3.9 -0.7 | 285 19 18.6 -5.0 9 100 16680 255 21 20.3 5.4 | 268 35 34.9 1.1 Wind Parameters Mean winds (0-6000m): 76.3 at 20.3 knts Storm direction: 106.3 at 15.2 knts Shear (0-3000m) pos: 0.1 neg: 2.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 45.3 deg Storm rel helicity (0-3000m) pos: 5.4 neg: -4.9 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 0.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 170.75 Bulk Shear: 9.62 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 97 14 354 2| 0.0 1.7 1.7| 0.8 0.0 0.8 1.6 0.78| 1.7 1.3 1000 95 15 6 3| 0.0 1.7 1.7| 1.5 0.0 1.5 1.5 0.60| 1.7 1.0 1500 91 16 15 4| 0.0 2.3 2.3| 2.5 0.0 2.5 1.7 0.39| 2.3 0.9 2000 87 17 20 6| 0.0 2.6 2.6| 2.5 -0.6 1.9 1.0 0.24| 2.7 0.6 2500 81 18 21 7| 0.0 2.9 2.9| 2.5 -3.7 -1.1 -0.5 0.11| 3.0 0.3 3000 77 18 21 9| 0.1 2.4 2.5| 5.4 -4.9 0.5 0.2 0.12| 2.9 0.3 4000 74 19 23 10| 0.5 1.8 2.3| 13.5 -4.9 8.6 2.1 0.20| 2.6 0.5 5000 74 20 25 11| 0.7 1.4 2.2| 19.8 -4.9 14.8 3.0 0.26| 2.5 0.6 6000 76 20 29 10| 0.9 1.2 2.1| 29.0 -4.9 24.0 4.0 0.33| 2.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//HKLO/skewt/HKLO.skewt.20200331.12.gif