UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for SBTT... Searching the city database file for: SBTT ... Date:0000Z 10 OCT 25 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 25.0 21.0 78 4.0 22.2 190 1 298.0 300.8 295.3 343.9 15.81 1 1000 99 25.2 21.4 79 3.8 22.5 145 4 298.4 301.3 295.7 345.6 16.25 2 996 134 25.6 22.1 81 3.5 23.1 142 4 299.1 302.2 296.4 348.8 17.05 3 925 783 21.6 17.6 78 4.0 18.8 135 10 301.4 303.9 294.8 342.1 13.82 4 850 1515 18.4 12.4 68 6.0 14.5 105 12 305.4 307.4 293.7 337.5 10.70 5 818 1843 16.0 11.1 73 4.9 12.9 108 15 306.2 308.2 293.6 337.0 10.20 6 719 2934 11.8 3.8 58 8.0 7.2 106 11 313.1 314.5 293.0 335.0 7.01 7 709 3051 11.8 2.8 54 9.0 6.6 96 11 314.4 315.7 293.1 335.2 6.62 8 700 3158 11.0 3.0 58 8.0 6.4 155 4 314.7 316.0 293.3 336.0 6.80 9 564 4925 -0.7 -1.6 94 0.9 -1.2 118 5 320.9 322.1 294.4 340.5 6.05 10 500 5880 -5.5 -6.6 92 1.1 -6.0 75 12 326.3 327.3 294.8 341.9 4.67 11 470 6364 -7.9 -10.8 80 2.9 -9.2 61 10 329.2 329.9 294.6 341.3 3.57 12 444 6803 -11.7 -12.2 96 0.5 -11.9 76 9 329.8 330.5 294.6 341.3 3.38 13 439 6891 -10.5 -14.7 71 4.2 -12.1 80 8 332.4 332.9 294.8 342.0 2.79 14 400 7600 -15.9 -17.4 88 1.5 -16.4 110 6 334.3 334.8 295.0 342.9 2.44 15 386 7867 -17.9 -19.3 89 1.4 -18.4 98 7 335.1 335.6 295.0 342.7 2.15 16 350 8594 -21.3 -29.3 49 8.0 -23.2 78 9 340.0 340.2 295.2 343.7 0.97 17 300 9710 -30.5 -38.5 45 8.0 -31.6 80 18 342.4 342.5 295.3 344.2 0.46 18 250 10980 -41.3 -54.3 23 13.0 -42.1 55 16 344.7 344.7 295.5 345.1 0.10 19 242 11201 -43.1 -59.1 16 16.0 -43.8 55 16 345.2 345.2 295.6 345.4 0.05 20 233 11456 -45.3 -54.3 36 9.0 -45.7 51 18 345.6 345.6 295.7 346.0 0.10 21 227 11630 -46.7 -66.7 8 20.0 -47.3 47 20 346.1 346.1 295.8 346.2 0.02 22 210 12143 -51.1 -65.1 17 14.0 -51.4 42 26 347.0 347.0 296.0 347.1 0.03 23 205 12300 -52.5 -61.5 33 9.0 -52.7 44 28 347.2 347.2 296.0 347.4 0.05 24 203 12364 -52.9 -57.6 57 4.7 -53.1 44 28 347.5 347.5 296.1 347.8 0.08 25 200 12460 -53.5 -59.5 48 6.0 -53.7 45 29 348.0 348.1 296.3 348.3 0.06 26 187 12886 -57.5 -65.5 35 8.0 -57.6 45 33 348.3 348.3 296.3 348.5 0.03 27 184 12988 -58.5 -62.4 61 3.9 -58.6 45 34 348.3 348.3 296.3 348.5 0.05 28 179 13160 -59.7 -66.7 40 7.0 -59.8 45 35 349.1 349.1 296.5 349.2 0.03 29 176 13265 -60.3 -64.7 56 4.4 -60.4 45 36 349.8 349.8 296.6 350.0 0.04 30 173 13371 -61.3 -70.3 29 9.0 -61.4 45 37 349.9 349.9 296.6 350.0 0.02 31 154 14082 -66.3 -75.3 27 9.0 -66.4 48 42 353.2 353.2 297.3 353.2 0.01 32 150 14240 -67.5 -75.5 31 8.0 -67.5 55 38 353.8 353.8 297.4 353.8 0.01 33 124 15369 -75.1 -79.8 48 4.7 -75.1 96 14 359.8 359.8 298.7 359.8 0.01 34 108 16167 -77.9 -83.9 37 6.0 -77.9 14 16 369.0 369.0 300.4 369.0 0.00 35 101 16553 -76.7 -84.7 27 8.0 -76.7 339 12 378.5 378.5 302.0 378.5 0.00 36 100 16610 -76.9 -84.9 27 8.0 -76.9 345 10 379.1 379.1 302.1 379.2 0.00 37 84 17603 -80.7 -87.7 30 7.0 -80.7 105 8 390.8 390.8 303.9 390.8 0.00 38 70 18650 -73.5 -87.5 10 14.0 -73.6 200 17 427.1 427.1 308.5 427.2 0.00 39 62 19362 -70.5 -88.5 5 18.0 -70.6 222 12 448.9 448.9 310.7 448.9 0.00 40 53 20294 -68.9 -89.9 3 21.0 -69.1 203 19 473.2 473.2 312.9 473.2 0.00 41 50 20640 -70.9 -89.9 4 19.0 -71.1 105 12 476.4 476.4 313.2 476.4 0.00 42 48 20882 -71.5 -90.5 4 19.0 -71.6 129 12 480.6 480.6 313.5 480.6 0.00 43 43 21537 -68.3 -90.3 3 22.0 -68.5 101 29 503.8 503.8 315.2 503.8 0.00 44 41 21822 -69.5 -91.5 3 22.0 -69.7 89 41 507.7 507.7 315.5 507.7 0.00 45 40 21971 -65.3 -91.3 2 26.0 -65.7 84 46 521.9 521.9 316.4 521.9 0.00 46 33 23144 -64.9 -90.9 2 26.0 -65.4 85 61 552.4 552.4 318.2 552.5 0.00 47 30 23730 -61.5 -90.5 1 29.0 -62.3 90 57 577.0 577.0 319.5 577.0 0.00 48 27 24386 -57.0 -88.3 1 31.3 -58.4 95 67 607.3 607.3 320.9 607.3 0.01 49 25 24875 -53.7 -86.7 1 33.0 -55.8 96 66 630.3 630.3 321.9 630.3 0.01 50 20 26310 -51.5 -86.5 1 35.0 -54.6 100 61 678.5 678.5 323.7 678.6 0.01 51 17 27369 -49.9 -85.9 1 36.0 -53.8 98 56 716.0 716.0 324.9 716.1 0.01 TRP 84 17603 -80.7 -87.7 30 7.0 -80.7 105 8 390.8 390.8 303.9 390.8 0.00 WND 27 24386 -57.0 -88.3 1 31.3 -58.4 95 67 607.3 607.3 320.9 607.3 0.01 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 572.14 mb = 4818.92 m = 15809.91 ft Wetbulb zero: 585.62 mb = 4617.04 m = 15147.59 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 75.78 % Est. max temperature: 32.33 C = 90.20 F Sfc-Lift cond lev (LCL): 945.38 mb = 591.82 m = 1941.64 ft T: 22.78 C 700-500 lapse rate: 6.06 C/km ThetaE index: 13.82 C Layer 925.0- 709.0 mb Conv cond level (CCL): 834.38 mb = 1673.68 m = 5491.01 ft Mean mixing ratio: 14.99 g/kg Conv temperature: 32.85 C = 91.13 F Cap Strength: 2.23 C Lifted Index: -0.54 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.89 C Lifted Index @700 mb: 1.96 C Showalter Index: 2.33 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 17.90 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 184.80 Risk: None Energy Index: 0.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.46 J/kg Max Up Vert Vel: 11.87 m/s Conv Inhibition (B-): 164.98 J/kg Cap Strength: 2.23 C Lift Cond Lev (LCL): 899.68 mb = 1023.24 m = 3357.06 ft Lev Free Conv (LFC): 604.68 mb = 4355.04 m = 14288.02 ft Equ Level (EL): 434.68 mb = 6965.90 m = 22853.72 ft B at Equ Level: 62.76 J/kg Max Parcel Lev (MPL): 294.68 mb = 9834.58 m = 32265.28 ft Wind level data Storm motion: 136 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 85 190 1 0.2 1.0 | 307 5 4.3 -3.3 1 1000 99 145 4 -2.3 3.3 | 298 2 1.9 -1.0 2 977 305 130 6 -4.6 3.9 | 46 1 -0.4 -0.4 3 943 610 140 8 -5.1 6.1 | 152 2 -1.0 1.9 4 925 783 135 10 -7.1 7.1 | 134 4 -2.9 2.8 5 911 914 115 10 -9.1 4.2 | 90 5 -4.9 -0.0 6 850 1515 105 12 -11.6 3.1 | 81 8 -7.4 -1.2 7 790 2134 110 17 -16.0 5.8 | 97 12 -11.8 1.5 8 762 2438 110 12 -11.3 4.1 | 89 7 -7.1 -0.2 9 735 2743 125 11 -9.0 6.3 | 113 5 -4.8 2.0 10 709 3048 95 11 -11.0 1.0 | 64 8 -6.8 -3.3 11 700 3158 155 4 -1.7 3.6 | 284 3 2.5 -0.6 12 634 3962 0 0 -0.0 -0.0 | 316 6 4.2 -4.3 13 610 4267 160 2 -0.7 1.9 | 304 4 3.5 -2.4 14 506 5791 60 10 -8.7 -5.0 | 26 10 -4.5 -9.3 15 500 5880 75 12 -11.6 -3.1 | 45 10 -7.4 -7.4 16 486 6096 70 11 -10.3 -3.8 | 38 10 -6.2 -8.0 17 467 6401 60 10 -8.7 -5.0 | 26 10 -4.5 -9.3 18 400 7600 110 6 -5.6 2.1 | 34 3 -1.5 -2.2 19 367 8230 80 9 -8.9 -1.6 | 39 7 -4.7 -5.8 20 324 9144 75 10 -9.7 -2.6 | 39 9 -5.5 -6.9 21 311 9449 85 13 -13.0 -1.1 | 58 10 -8.8 -5.4 22 300 9710 80 18 -17.7 -3.1 | 61 15 -13.6 -7.4 23 250 10980 55 16 -13.1 -9.2 | 34 16 -8.9 -13.4 24 239 11278 55 16 -13.1 -9.2 | 34 16 -8.9 -13.4 25 218 11887 40 24 -15.4 -18.4 | 26 25 -11.3 -22.7 26 200 12460 45 29 -20.5 -20.5 | 33 30 -16.3 -24.8 27 155 14021 45 43 -30.4 -30.4 | 37 43 -26.2 -34.7 28 150 14240 55 38 -31.1 -21.8 | 46 37 -27.0 -26.1 29 140 14630 55 35 -28.7 -20.1 | 45 35 -24.5 -24.3 30 133 14935 40 16 -10.3 -12.3 | 20 18 -6.1 -16.5 31 126 15240 85 13 -13.0 -1.1 | 58 10 -8.8 -5.4 32 120 15545 115 17 -15.4 7.2 | 105 12 -11.2 2.9 33 114 15850 105 17 -16.4 4.4 | 91 12 -12.2 0.1 34 108 16154 15 16 -4.1 -15.5 | 360 20 0.0 -19.7 35 103 16459 330 15 7.5 -13.0 | 326 21 11.7 -17.3 36 100 16610 345 10 2.6 -9.7 | 334 15 6.8 -13.9 37 97 16764 345 10 2.6 -9.7 | 334 15 6.8 -13.9 38 92 17069 290 1 0.9 -0.3 | 312 7 5.1 -4.6 39 84 17603 105 8 -7.7 2.1 | 58 4 -3.6 -2.2 40 79 17983 75 11 -10.6 -2.8 | 42 10 -6.5 -7.1 41 75 18288 70 12 -11.3 -4.1 | 40 11 -7.1 -8.4 42 71 18593 340 10 3.4 -9.4 | 331 16 7.6 -13.7 43 70 18650 200 17 5.8 16.0 | 220 15 10.0 11.7 44 67 18898 195 17 4.4 16.4 | 215 15 8.6 12.2 45 64 19202 195 10 2.6 9.7 | 231 9 6.8 5.4 46 61 19507 245 14 12.7 5.9 | 264 17 16.9 1.7 47 58 19812 250 33 31.0 11.3 | 259 36 35.2 7.0 48 55 20117 235 21 17.2 12.0 | 250 23 21.4 7.8 49 52 20422 180 17 0.0 17.0 | 198 13 4.2 12.7 50 50 20640 105 12 -11.6 3.1 | 81 8 -7.4 -1.2 51 49 20726 155 11 -4.6 10.0 | 175 6 -0.5 5.7 52 47 21031 105 12 -11.6 3.1 | 81 8 -7.4 -1.2 53 45 21336 110 19 -17.9 6.5 | 99 14 -13.7 2.2 54 40 21946 85 46 -45.8 -4.0 | 79 42 -41.7 -8.3 55 38 22250 80 48 -47.3 -8.3 | 74 45 -43.1 -12.6 56 33 23165 85 61 -60.8 -5.3 | 80 57 -56.6 -9.6 57 31 23470 85 53 -52.8 -4.6 | 80 49 -48.6 -8.9 58 30 23730 90 57 -57.0 0.0 | 85 53 -52.8 -4.3 59 27 24386 95 67 -66.7 5.8 | 91 63 -62.6 1.6 60 26 24689 95 67 -66.7 5.8 | 91 63 -62.6 1.6 61 20 26310 100 61 -60.1 10.6 | 96 56 -55.9 6.3 62 13 27737 95 48 -47.8 4.2 | 90 44 -43.6 -0.1 Wind Parameters Mean winds (0-6000m): 105.6 at 8.0 knts Storm direction: 135.6 at 6.0 knts Shear (0-3000m) pos: 0.5 neg: 1.7 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 133.8 deg Storm rel helicity (0-3000m) pos: 10.6 neg: -14.2 tot: -3.6 m^2/s^2 ave: -1.2 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 31.84 Bulk Shear: 2.21 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 ------------------------------------------------------------------------------- 500 136 6 0 0| 0.0 7.5 7.5| 0.5 -0.1 0.3 0.7 0.32| 8.2 2.6 1000 129 8 110 2| 0.0 5.4 5.4| 0.5 -4.9 -4.4 -4.4 -0.13| 7.4 -1.0 1500 120 9 94 4| 0.0 4.3 4.3| 1.0 -6.0 -4.9 -3.3 -0.13| 5.8 -0.8 2000 116 10 93 5| 1.1 3.2 4.3| 6.6 -6.0 0.6 0.3 -0.00| 5.4 -0.0 2500 114 11 93 6| 0.5 2.6 3.1| 8.3 -8.2 0.0 0.0 -0.00| 5.6 -0.0 3000 114 11 93 6| 0.5 1.7 2.2| 10.6 -14.2 -3.6 -1.2 -0.06| 6.1 -0.4 4000 116 9 84 4| 0.3 0.5 0.9| 13.1 -18.6 -5.4 -1.4 -0.18| 6.5 -1.2 5000 117 8 74 3| 0.5 0.8 1.3| 14.8 -20.3 -5.6 -1.1 -0.13| 6.1 -0.8 6000 106 8 59 4| 0.4 1.2 1.7| 24.1 -27.8 -3.7 -0.6 -0.10| 6.1 -0.6 Wrote GIF file: /home/apache/climate/data/raob//SBTT/skewt/SBTT.skewt.20251010.00.gif