UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020040112.upa.cvt Date: 1200Z 1 APR 20 Searching for SBTT... Searching the city database file for: SBTT ... Date:1200Z 1 APR 20 Station: SBTT WMO ident: 82411 Latitude: -4.25 Longitude: -69.94 Elevation: 85.00 ------------------------------------------------------------------------------- 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 1002 85 23.0 23.0 100 0.0 23.0 0 0 296.0 299.2 296.1 347.6 17.93 1 1000 102 23.0 22.6 98 0.4 22.8 120 1 296.1 299.3 295.9 346.6 17.52 2 995 146 23.2 22.0 93 1.2 22.3 121 1 296.8 299.8 295.7 345.8 16.96 3 960 460 23.0 20.6 86 2.4 21.3 140 5 299.6 302.6 295.9 346.7 16.11 4 925 784 21.2 20.4 95 0.8 20.6 140 6 301.0 304.0 296.5 349.6 16.53 5 850 1515 17.2 16.4 95 0.8 16.7 85 10 304.2 306.7 295.7 345.7 13.94 6 807 1958 14.6 14.0 96 0.6 14.2 75 12 305.9 308.3 295.2 343.6 12.55 7 700 3154 9.0 8.8 99 0.2 8.9 70 9 312.5 314.4 295.3 344.0 10.22 8 591 4542 1.6 1.0 96 0.6 1.3 3 11 319.3 320.7 294.7 341.7 6.98 9 500 5880 -4.3 -6.0 88 1.7 -5.1 305 4 327.8 328.8 295.3 344.1 4.89 10 479 6216 -5.7 -9.3 76 3.6 -7.4 320 5 330.1 330.9 295.1 343.5 3.95 11 444 6804 -9.5 -13.2 74 3.7 -11.0 320 7 332.6 333.2 295.1 343.3 3.12 12 400 7600 -14.7 -16.2 88 1.5 -15.3 355 8 335.9 336.4 295.6 345.4 2.70 13 327 9098 -24.7 -25.9 90 1.2 -25.0 346 12 342.0 342.3 296.0 347.3 1.42 14 300 9720 -29.5 -31.2 85 1.7 -29.8 10 6 343.8 344.0 296.0 347.4 0.94 15 261 10695 -37.7 -40.5 75 2.8 -38.0 9 3 345.7 345.8 296.1 347.4 0.43 16 250 10990 -39.9 -44.0 65 4.1 -40.3 350 8 346.7 346.8 296.2 348.0 0.31 17 222 11793 -46.1 -52.1 51 6.0 -46.4 350 14 349.2 349.2 296.6 349.8 0.14 18 200 12480 -52.1 -64.1 22 12.0 -52.4 5 19 350.3 350.3 296.7 350.4 0.03 19 195 12643 -53.5 -68.5 14 15.0 -53.8 6 19 350.6 350.6 296.8 350.7 0.02 20 155 14073 -66.7 -72.7 42 6.0 -66.7 68 13 351.9 351.9 297.0 351.9 0.01 21 150 14270 -68.1 -73.1 49 5.0 -68.1 75 13 352.8 352.8 297.3 352.8 0.01 22 143 14554 -70.5 -75.4 48 4.9 -70.5 62 14 353.4 353.4 297.4 353.5 0.01 23 100 16600 -83.5 -90.5 28 7.0 -83.5 355 19 366.4 366.4 299.9 366.4 0.00 24 98 16712 -83.7 -91.7 23 8.0 -83.7 355 18 368.1 368.1 300.2 368.1 0.00 25 97 16769 -83.9 -91.9 23 8.0 -83.9 355 18 368.8 368.8 300.4 368.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 566.32 mb = 4905.08 m = 16092.58 ft Wetbulb zero: 573.19 mb = 4787.16 m = 15705.72 ft Precipitable water: 2.46 inches Sfc-500 mean rel hum: 94.85 % Est. max temperature: 31.10 C = 87.98 F Sfc-Lift cond lev (LCL): 1002.42 mb = 85.00 m = 278.87 ft T: 23.00 C 700-500 lapse rate: 4.88 C/km ThetaE index: 5.96 C Layer 850.0- 700.0 mb Conv cond level (CCL): 899.22 mb = 1028.37 m = 3373.88 ft Mean mixing ratio: 16.42 g/kg Conv temperature: 29.07 C = 84.33 F Cap Strength: 1.09 C Lifted Index: -0.51 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.19 C Lifted Index @700 mb: -0.92 C Showalter Index: 0.25 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.70 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 220.80 Risk: None Energy Index: -0.40 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 214.54 J/kg Max Up Vert Vel: 20.71 m/s Conv Inhibition (B-): 19.75 J/kg Cap Strength: 1.09 C Lift Cond Lev (LCL): 931.87 mb = 719.44 m = 2360.33 ft Lev Free Conv (LFC): 846.87 mb = 1546.53 m = 5073.86 ft Equ Level (EL): 326.87 mb = 9101.08 m = 29858.81 ft B at Equ Level: 213.84 J/kg Max Parcel Lev (MPL): 166.87 mb = 13613.38 m = 44662.77 ft Wind level data Storm motion: 93 at 6 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 1002 85 0 0 -0.0 -0.0 | 273 6 5.9 -0.3 1 1000 102 120 1 -0.9 0.5 | 268 5 5.1 0.2 2 977 305 125 2 -1.6 1.1 | 259 4 4.3 0.8 3 944 610 155 7 -3.0 6.3 | 206 7 3.0 6.0 4 925 784 140 6 -3.9 4.6 | 206 5 2.1 4.3 5 911 914 110 6 -5.6 2.1 | 190 2 0.3 1.7 6 850 1515 85 10 -10.0 -0.9 | 74 4 -4.0 -1.2 7 849 1524 85 10 -10.0 -0.9 | 74 4 -4.0 -1.2 8 819 1829 65 11 -10.0 -4.6 | 39 6 -4.0 -5.0 9 790 2134 90 14 -14.0 0.0 | 88 8 -8.1 -0.3 10 762 2438 90 10 -10.0 0.0 | 86 4 -4.1 -0.3 11 700 3154 70 9 -8.5 -3.1 | 37 4 -2.5 -3.4 12 683 3353 80 11 -10.8 -1.9 | 66 5 -4.9 -2.2 13 634 3962 30 12 -6.0 -10.4 | 0 11 -0.1 -10.7 14 610 4267 20 11 -3.8 -10.3 | 348 11 2.2 -10.6 15 588 4572 360 11 -0.0 -11.0 | 332 13 5.9 -11.3 16 566 4877 310 2 1.5 -1.3 | 282 8 7.5 -1.6 17 500 5880 305 4 3.3 -2.3 | 286 10 9.2 -2.6 18 486 6096 320 4 2.6 -3.1 | 292 9 8.5 -3.4 19 415 7315 320 10 6.4 -7.7 | 303 15 12.4 -8.0 20 400 7600 355 8 0.7 -8.0 | 321 11 6.6 -8.3 21 383 7925 10 10 -1.7 -9.8 | 337 11 4.2 -10.2 22 367 8230 355 9 0.8 -9.0 | 324 11 6.7 -9.3 23 324 9144 345 12 3.1 -11.6 | 323 15 9.1 -11.9 24 311 9449 10 10 -1.7 -9.8 | 337 11 4.2 -10.2 25 300 9720 10 6 -1.0 -5.9 | 322 8 4.9 -6.2 26 262 10668 10 3 -0.5 -3.0 | 301 6 5.4 -3.3 27 250 10990 350 8 1.4 -7.9 | 318 11 7.3 -8.2 28 209 12192 350 17 3.0 -16.7 | 332 19 8.9 -17.0 29 200 12480 5 19 -1.7 -18.9 | 347 20 4.3 -19.2 30 199 12497 360 20 -0.0 -20.0 | 344 21 5.9 -20.3 31 164 13716 55 13 -10.6 -7.5 | 31 9 -4.7 -7.8 32 150 14270 75 13 -12.6 -3.4 | 61 8 -6.6 -3.7 33 149 14326 55 14 -11.5 -8.0 | 34 10 -5.5 -8.3 34 141 14630 65 14 -12.7 -5.9 | 47 9 -6.7 -6.2 35 134 14935 85 15 -14.9 -1.3 | 80 9 -9.0 -1.6 36 127 15240 65 16 -14.5 -6.8 | 50 11 -8.6 -7.1 37 120 15545 100 12 -11.8 2.1 | 107 6 -5.9 1.8 38 102 16459 350 12 2.1 -11.8 | 326 15 8.0 -12.1 39 100 16600 355 19 1.7 -18.9 | 338 21 7.6 -19.2 40 97 16764 355 18 1.6 -17.9 | 338 20 7.5 -18.2 41 92 17069 360 19 -0.0 -19.0 | 343 20 5.9 -19.3 Wind Parameters Mean winds (0-6000m): 62.9 at 7.9 knts Storm direction: 92.9 at 6.0 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 127.9 deg Storm rel helicity (0-3000m) pos: 10.1 neg: -17.3 tot: -7.2 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: -0.35 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 25.89 Bulk Shear: 8.29 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 ------------------------------------------------------------------------------- 500 141 3 243 5| 6.8 0.0 6.8| 0.0 -6.5 -6.5 -12.9 -0.75| 7.3 -5.5 1000 133 5 221 4| 3.4 3.0 6.4| 0.1 -8.2 -8.2 -8.2 -0.60| 6.7 -4.1 1500 111 6 188 2| 2.3 3.5 5.8| 0.1 -10.9 -10.9 -7.3 -0.65| 6.1 -3.9 2000 96 7 109 2| 2.4 2.6 5.0| 8.3 -13.7 -5.5 -2.7 -0.36| 6.5 -2.3 2500 94 8 97 2| 1.9 1.6 3.5| 10.1 -14.8 -4.7 -1.9 -0.30| 6.2 -1.8 3000 91 8 87 3| 1.6 1.6 3.2| 10.1 -17.3 -7.2 -2.4 -0.35| 5.6 -1.9 4000 80 9 59 4| 1.2 2.2 3.4| 12.1 -36.7 -24.6 -6.2 -0.41| 5.8 -2.4 5000 68 9 33 4| 0.9 1.2 2.1| 12.4 -76.8 -64.4 -12.9 -0.53| 6.3 -3.3 6000 63 8 16 4| 0.7 1.1 1.8| 15.6 -76.8 -61.2 -10.2 -0.49| 5.5 -2.7 Wrote GIF file: /home/apache/climate/data/raob//SBTT/skewt/SBTT.skewt.20200401.12.gif