UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020033012.upa.cvt Date: 1200Z 30 MAR 20 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 30 MAR 20 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1008 6 18.2 16.6 90 1.6 17.2 0 0 290.7 292.8 290.0 324.1 11.87 1 1000 73 17.4 16.3 93 1.1 16.7 45 1 290.5 292.6 289.9 323.6 11.73 2 981 237 16.0 16.0 100 0.0 16.0 71 6 290.7 292.8 289.9 323.8 11.73 3 925 742 18.6 18.6 100 0.0 18.6 150 23 298.3 301.0 294.6 341.1 14.74 4 897 1007 19.8 19.8 100 0.0 19.8 179 24 302.2 305.2 296.8 350.7 16.42 5 857 1401 18.0 18.0 100 0.0 18.0 222 27 304.3 307.1 296.6 349.9 15.33 6 851 1462 21.6 16.6 73 5.0 18.1 229 27 308.7 311.3 297.0 351.4 14.10 7 850 1472 22.0 16.0 69 6.0 17.8 230 27 309.2 311.7 296.7 350.4 13.58 8 837 1607 23.8 14.8 57 9.0 17.6 232 27 312.5 314.9 297.0 351.7 12.75 9 827 1712 23.4 14.4 57 9.0 17.2 234 28 313.1 315.5 297.0 351.9 12.57 10 743 2637 16.2 9.2 63 7.0 11.7 251 31 315.0 316.9 295.7 345.8 9.88 11 700 3142 12.6 4.6 58 8.0 7.8 260 33 316.4 317.9 294.4 340.5 7.62 12 695 3202 12.2 5.2 62 7.0 8.0 260 33 316.6 318.2 294.8 341.9 8.01 13 688 3287 13.6 -20.4 8 34.0 0.8 260 32 319.1 319.3 289.6 322.9 1.10 14 679 3398 12.6 -7.4 24 20.0 2.9 260 32 319.2 319.8 291.6 329.8 3.23 15 618 4181 8.8 -25.2 7 34.0 -2.6 260 29 323.6 323.7 290.7 326.4 0.80 16 593 4522 6.4 -26.6 7 33.0 -4.2 260 28 324.6 324.8 290.9 327.2 0.73 17 500 5890 -5.7 -29.7 13 24.0 -12.0 260 23 326.1 326.2 291.3 328.5 0.65 18 476 6272 -9.1 -33.1 12 24.0 -14.6 259 25 326.5 326.6 291.2 328.3 0.49 19 442 6840 -12.5 -38.5 9 26.0 -17.4 257 27 329.2 329.3 291.8 330.4 0.31 20 420 7229 -11.9 -50.9 2 39.0 -17.7 256 29 334.8 334.8 293.1 335.2 0.08 21 413 7357 -12.3 -52.3 2 40.0 -18.1 256 30 335.9 335.9 293.4 336.2 0.07 22 400 7600 -14.3 -53.3 2 39.0 -19.6 255 31 336.4 336.4 293.5 336.7 0.07 23 370 8184 -18.9 -54.9 3 36.0 -23.1 252 32 337.9 337.9 293.9 338.1 0.06 24 300 9710 -29.5 -59.5 4 30.0 -31.7 245 33 343.8 343.8 295.3 344.0 0.04 25 250 10990 -39.3 -61.3 8 22.0 -40.4 260 38 347.6 347.6 296.1 347.8 0.04 26 229 11586 -43.5 -68.5 5 25.0 -44.3 258 37 350.1 350.1 296.7 350.1 0.02 27 200 12480 -51.7 -70.7 9 19.0 -52.1 255 35 350.9 350.9 296.8 351.0 0.01 28 164 13735 -62.3 -71.3 29 9.0 -62.4 252 34 353.6 353.6 297.4 353.7 0.02 29 150 14280 -66.1 -75.1 27 9.0 -66.2 250 33 356.2 356.2 298.0 356.3 0.01 30 125 15366 -73.5 -80.5 33 7.0 -73.5 259 29 361.9 361.9 299.1 361.9 0.00 31 102 16537 -79.9 -87.9 25 8.0 -79.9 269 25 371.2 371.2 300.8 371.3 0.00 32 101 16593 -76.9 -86.9 19 10.0 -76.9 270 25 378.1 378.1 301.9 378.1 0.00 33 100 16650 -77.1 -87.1 19 10.0 -77.1 270 25 378.8 378.8 302.1 378.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5817.00 m Freezing level: 543.81 mb = 5245.36 m = 17208.97 ft Wetbulb zero: 646.68 mb = 3803.75 m = 12479.33 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 47.05 % Est. max temperature: 31.78 C = 89.20 F Sfc-Lift cond lev (LCL): 984.66 mb = 205.49 m = 674.18 ft T: 16.27 C 700-500 lapse rate: 6.66 C/km ThetaE index: 11.44 C Layer 743.0- 695.0 mb Conv cond level (CCL): 1000.00 mb = 73.00 m = 239.50 ft Mean mixing ratio: 13.20 g/kg Conv temperature: 18.81 C = 65.87 F Cap Strength: 11.54 C Lifted Index: 4.48 C Risk: None Lifted Index @300 mb: 9.39 C Lifted Index @700 mb: 7.48 C Showalter Index: -2.91 C Risk: Severe thunderstorms possible Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 21.70 C K Index: 35.70 Risk: > 80 % chance of thunderstorms Sweat Index: 364.50 Risk: Showers and thunderstorms possible Energy Index: -4.10 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.36 J/kg Max Up Vert Vel: 9.42 m/s Conv Inhibition (B-): 6393.40 J/kg Cap Strength: 11.48 C Lift Cond Lev (LCL): 955.53 mb = 463.19 m = 1519.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 20 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 1008 6 0 0 -0.0 -0.0 | 97 20 -19.4 2.3 1 1000 73 45 1 -0.7 -0.7 | 95 20 -20.1 1.6 2 925 742 150 23 -11.5 19.9 | 126 38 -30.9 22.3 3 850 1472 230 27 20.7 17.4 | 184 20 1.3 19.7 4 700 3142 260 33 32.5 5.7 | 238 15 13.1 8.1 5 500 5890 260 23 22.7 4.0 | 207 7 3.3 6.3 6 400 7600 255 31 29.9 8.0 | 225 15 10.6 10.4 7 300 9710 245 33 29.9 13.9 | 213 19 10.5 16.3 8 250 10990 260 38 37.4 6.6 | 244 20 18.0 8.9 9 200 12480 255 35 33.8 9.1 | 232 18 14.4 11.4 10 150 14280 250 33 31.0 11.3 | 220 18 11.6 13.6 11 100 16650 270 25 25.0 -0.0 | 247 6 5.6 2.3 Wind Parameters Mean winds (0-6000m): 246.9 at 26.0 knts Storm direction: 276.9 at 19.5 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 136.0 deg Storm rel helicity (0-3000m) pos: 498.2 neg: -13.5 tot: 484.7 m^2/s^2 ave: 161.6 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 14.3 stream: 10.8 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.33 Bulk Shear: 132.49 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 ------------------------------------------------------------------------------- 500 109 7 100 26| 15.7 0.0 15.7| 59.9 -13.5 46.4 92.7 0.26| 19.1 5.0 1000 155 14 121 30| 12.6 0.0 12.6|299.4 -13.5 285.9 285.9 0.67| 23.2 15.4 1500 180 18 136 28| 9.3 0.0 9.3|433.0 -13.5 419.5 279.7 0.71| 23.5 16.7 2000 201 20 151 25| 7.4 0.0 7.4|454.8 -13.5 441.3 220.7 0.73| 18.8 13.7 2500 215 22 162 22| 6.3 0.0 6.3|476.5 -13.5 462.9 185.2 0.74| 16.1 11.9 3000 225 24 173 19| 5.6 0.0 5.6|498.2 -13.5 484.7 161.6 0.76| 14.3 10.8 4000 238 26 188 16| 4.1 0.2 4.3|503.9 -17.9 486.0 121.5 0.72| 11.3 8.2 5000 243 26 196 15| 3.3 0.6 3.8|503.9 -23.4 480.5 96.1 0.67| 9.4 6.3 6000 247 26 200 13| 2.7 0.7 3.4|504.5 -28.1 476.4 79.4 0.63| 8.1 5.1 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20200330.12.gif