UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 18 OCT 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 84 SFC 971 344 26.8 18.8 62 8.0 21.2 20 6 302.5 305.1 295.4 344.5 14.20 2 959 455 29.0 18.0 52 11.0 21.3 47 8 305.8 308.3 295.9 346.7 13.67 3 925 777 26.6 17.6 58 9.0 20.3 75 11 306.5 309.1 296.2 348.0 13.82 4 850 1517 20.2 14.2 68 6.0 16.2 85 8 307.3 309.6 295.2 343.7 12.07 5 801 2026 16.0 11.1 73 4.9 12.9 109 10 308.1 310.0 294.3 339.7 10.42 6 700 3160 9.2 5.0 75 4.2 6.7 110 19 312.7 314.2 293.6 337.0 7.84 7 688 3303 8.8 4.0 72 4.8 6.0 106 20 313.8 315.2 293.6 337.0 7.43 8 590 4559 1.6 -1.7 79 3.3 -0.2 75 27 319.5 320.6 293.8 337.9 5.73 9 541 5254 -1.5 -7.5 64 6.0 -4.3 53 26 323.8 324.6 293.6 337.1 4.02 10 525 5494 -1.9 -14.9 36 13.0 -7.0 65 25 326.1 326.6 292.8 334.0 2.29 11 507 5770 -3.9 -10.9 58 7.0 -7.0 58 21 327.0 327.6 293.9 338.1 3.28 12 500 5880 -4.7 -12.7 54 8.0 -8.0 55 20 327.3 327.9 293.6 337.1 2.88 13 472 6334 -6.5 -19.5 35 13.0 -11.0 59 15 330.5 330.9 293.4 336.6 1.73 14 458 6569 -8.1 -22.1 31 14.0 -12.6 63 12 331.4 331.7 293.4 336.4 1.42 15 438 6916 -11.1 -19.1 52 8.0 -13.8 68 11 331.8 332.2 294.0 338.6 1.93 16 406 7497 -14.3 -39.3 10 25.0 -19.0 84 14 335.0 335.0 293.4 336.2 0.31 17 400 7610 -15.1 -39.1 11 24.0 -19.6 90 16 335.4 335.4 293.4 336.6 0.32 18 335 8921 -25.5 -33.5 47 8.0 -27.0 24 13 338.6 338.7 294.6 341.1 0.68 19 308 9524 -30.3 -39.3 41 9.0 -31.5 59 21 340.1 340.2 294.7 341.7 0.41 20 300 9710 -31.5 -43.5 30 12.0 -32.9 70 24 341.0 341.0 294.8 342.1 0.27 21 262 10658 -37.9 -55.9 13 18.0 -39.0 56 20 345.1 345.1 295.6 345.4 0.08 22 250 10980 -41.1 -56.1 18 15.0 -41.9 40 19 345.0 345.0 295.6 345.3 0.08 23 208 12198 -51.5 -66.5 15 15.0 -51.8 13 21 347.3 347.3 296.1 347.4 0.02 24 201 12418 -53.5 -61.5 37 8.0 -53.7 15 24 347.5 347.6 296.1 347.8 0.05 25 200 12450 -53.7 -61.7 37 8.0 -53.9 15 24 347.7 347.7 296.2 347.9 0.05 26 196 12580 -54.3 -69.3 14 15.0 -54.6 15 24 348.8 348.8 296.4 348.9 0.02 27 177 13225 -60.3 -69.3 30 9.0 -60.4 17 20 349.3 349.3 296.5 349.3 0.02 28 173 13367 -61.5 -68.5 39 7.0 -61.6 18 18 349.6 349.6 296.5 349.7 0.02 29 165 13660 -63.5 -73.5 24 10.0 -63.6 20 15 351.0 351.0 296.8 351.0 0.01 30 150 14240 -67.3 -77.3 23 10.0 -67.4 320 12 354.2 354.2 297.5 354.2 0.01 31 136 14823 -71.9 -77.9 40 6.0 -71.9 289 11 356.1 356.1 297.9 356.1 0.01 32 105 16314 -79.9 -86.9 30 7.0 -79.9 290 7 368.2 368.2 300.2 368.2 0.00 33 100 16590 -79.3 -87.3 26 8.0 -79.3 360 8 374.5 374.5 301.4 374.5 0.00 34 90 17189 -79.5 -86.5 30 7.0 -79.5 33 7 385.6 385.6 303.1 385.6 0.00 35 81 17788 -79.1 -87.1 26 8.0 -79.1 57 7 398.2 398.2 305.0 398.2 0.00 36 76 18159 -70.3 -87.3 7 17.0 -70.4 278 10 423.9 423.9 308.2 423.9 0.00 37 70 18650 -68.7 -87.7 5 19.0 -68.8 280 16 437.4 437.4 309.6 437.4 0.00 38 65 19094 -67.7 -88.7 3 21.0 -67.9 287 25 449.0 449.0 310.7 449.0 0.00 39 52 20420 -72.3 -90.3 5 18.0 -72.4 240 22 467.8 467.8 312.4 467.8 0.00 40 50 20650 -72.1 -91.1 4 19.0 -72.2 105 4 473.6 473.6 313.0 473.6 0.00 41 47 21018 -70.1 -90.1 4 20.0 -70.2 70 11 486.8 486.8 314.0 486.8 0.00 42 41 21830 -71.7 -91.7 4 20.0 -71.9 96 31 502.2 502.2 315.1 502.2 0.00 43 30 23710 -65.1 -90.1 2 25.0 -65.6 95 65 567.2 567.2 319.0 567.2 0.00 44 28 24129 -65.1 -91.1 2 26.0 -65.6 98 66 578.5 578.5 319.6 578.5 0.00 45 20 26230 -54.1 -85.1 1 31.0 -56.5 85 90 670.6 670.6 323.4 670.7 0.01 46 19 26562 -50.6 -84.0 1 33.4 -54.0 85 95 691.4 691.4 324.1 691.5 0.02 47 18 26917 -46.9 -82.9 1 36.0 -51.7 85 95 713.8 713.8 324.8 714.0 0.02 48 16 27703 -43.7 -80.7 1 37.0 -50.1 88 93 748.7 748.7 325.9 749.0 0.04 49 14 28606 -40.7 -79.7 1 39.0 -49.1 91 89 788.0 788.0 327.0 788.5 0.05 TRP 105 16314 -79.9 -86.9 30 7.0 -79.9 290 7 368.2 368.2 300.2 368.2 0.00 WND 19 26562 -50.6 -84.0 1 33.4 -54.0 85 95 691.4 691.4 324.1 691.5 0.02 Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 564.71 mb = 4917.97 m = 16134.88 ft Wetbulb zero: 592.49 mb = 4524.75 m = 14844.81 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 67.90 % Est. max temperature: 32.05 C = 89.68 F Sfc-Lift cond lev (LCL): 864.19 mb = 1372.11 m = 4501.63 ft T: 21.45 C 700-500 lapse rate: 5.11 C/km ThetaE index: 11.05 C Layer 850.0- 590.0 mb Conv cond level (CCL): 777.13 mb = 2280.74 m = 7482.65 ft Mean mixing ratio: 13.46 g/kg Conv temperature: 33.40 C = 92.11 F Cap Strength: 1.59 C Lifted Index: -0.56 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.29 C Lifted Index @700 mb: -0.49 C Showalter Index: 0.61 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 18.90 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 206.40 Risk: None Energy Index: -1.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 231.09 J/kg Max Up Vert Vel: 21.50 m/s Conv Inhibition (B-): 54.15 J/kg Cap Strength: 1.59 C Lift Cond Lev (LCL): 809.12 mb = 1939.81 m = 6364.12 ft Lev Free Conv (LFC): 724.12 mb = 2875.09 m = 9432.61 ft Equ Level (EL): 474.12 mb = 6298.59 m = 20664.41 ft B at Equ Level: 82.78 J/kg Max Parcel Lev (MPL): 144.12 mb = 14478.00 m = 47499.42 ft Wind level data Storm motion: 111 at 13 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 ---------------------------------------------------------- 0 971 344 20 6 -2.1 -5.6 | 315 15 10.4 -10.3 1 943 610 85 11 -11.0 -1.0 | 345 6 1.5 -5.6 2 925 777 75 11 -10.6 -2.8 | 346 8 1.8 -7.5 3 911 914 75 11 -10.6 -2.8 | 346 8 1.8 -7.5 4 879 1219 70 10 -9.4 -3.4 | 339 9 3.1 -8.1 5 850 1517 85 8 -8.0 -0.7 | 320 7 4.5 -5.4 6 790 2134 115 10 -9.1 4.2 | 278 3 3.4 -0.5 7 762 2438 115 18 -16.3 7.6 | 127 5 -3.8 2.9 8 709 3048 120 16 -13.9 8.0 | 157 4 -1.4 3.3 9 700 3160 110 19 -17.9 6.5 | 109 6 -5.4 1.8 10 610 4267 80 23 -22.7 -4.0 | 50 13 -10.2 -8.7 11 588 4572 75 27 -26.1 -7.0 | 49 18 -13.6 -11.7 12 545 5182 50 26 -19.9 -16.7 | 19 23 -7.5 -21.4 13 525 5486 65 25 -22.7 -10.6 | 34 18 -10.2 -15.3 14 500 5880 55 20 -16.4 -11.5 | 14 17 -3.9 -16.2 15 486 6096 55 18 -14.7 -10.3 | 9 15 -2.3 -15.0 16 449 6706 65 10 -9.1 -4.2 | 339 10 3.4 -8.9 17 416 7315 75 12 -11.6 -3.1 | 354 8 0.9 -7.8 18 400 7610 90 16 -16.0 0.0 | 37 6 -3.5 -4.7 19 399 7620 95 17 -16.9 1.5 | 54 6 -4.5 -3.2 20 367 8230 35 16 -9.2 -13.1 | 350 18 3.3 -17.8 21 338 8839 20 12 -4.1 -11.3 | 332 18 8.4 -16.0 22 300 9710 70 24 -22.6 -8.2 | 38 16 -10.1 -12.9 23 285 10058 70 23 -21.6 -7.9 | 36 16 -9.1 -12.6 24 273 10363 70 20 -18.8 -6.8 | 29 13 -6.3 -11.5 25 250 10973 40 19 -12.2 -14.6 | 359 19 0.3 -19.2 26 250 10980 40 19 -12.2 -14.6 | 359 19 0.3 -19.2 27 239 11278 35 17 -9.8 -13.9 | 352 19 2.7 -18.6 28 218 11887 10 17 -3.0 -16.7 | 336 23 9.5 -21.4 29 200 12450 15 24 -6.2 -23.2 | 347 29 6.3 -27.9 30 189 12802 15 24 -6.2 -23.2 | 347 29 6.3 -27.9 31 163 13716 20 14 -4.8 -13.2 | 337 19 7.7 -17.8 32 150 14240 320 12 7.7 -9.2 | 305 24 20.2 -13.9 33 148 14326 345 13 3.4 -12.6 | 317 23 15.8 -17.2 34 133 14935 275 11 11.0 -1.0 | 284 24 23.4 -5.6 35 126 15240 265 10 10.0 0.9 | 280 23 22.4 -3.8 36 108 16154 300 22 19.1 -11.0 | 296 35 31.5 -15.7 37 105 16314 290 7 6.6 -2.4 | 290 20 19.0 -7.1 38 102 16459 285 12 11.6 -3.1 | 288 25 24.1 -7.8 39 100 16590 360 8 -0.0 -8.0 | 316 18 12.5 -12.7 40 97 16764 350 9 1.6 -8.9 | 314 20 14.0 -13.6 41 83 17678 80 4 -3.9 -0.7 | 302 10 8.5 -5.4 42 79 17983 25 11 -4.6 -10.0 | 332 17 7.8 -14.7 43 75 18288 215 10 5.7 8.2 | 259 19 18.2 3.5 44 71 18593 270 20 20.0 -0.0 | 278 33 32.5 -4.7 45 70 18650 280 16 15.8 -2.8 | 285 29 28.2 -7.5 46 67 18898 290 21 19.7 -7.2 | 290 34 32.2 -11.9 47 64 19202 285 27 26.1 -7.0 | 287 40 38.5 -11.7 48 61 19507 285 10 9.7 -2.6 | 288 23 22.1 -7.3 49 58 19812 225 13 9.2 9.2 | 258 22 21.7 4.5 50 52 20422 240 22 19.1 11.0 | 259 32 31.5 6.3 51 50 20650 105 4 -3.9 1.0 | 293 9 8.6 -3.7 52 49 20726 215 12 6.9 9.8 | 255 20 19.3 5.1 53 47 21031 65 11 -10.0 -4.6 | 345 10 2.5 -9.3 54 42 21641 80 34 -33.5 -5.9 | 63 24 -21.0 -10.6 55 40 21946 105 29 -28.0 7.5 | 100 16 -15.5 2.8 56 38 22250 80 33 -32.5 -5.7 | 63 23 -20.0 -10.4 57 36 22555 85 45 -44.8 -3.9 | 75 33 -32.4 -8.6 58 30 23710 95 65 -64.8 5.7 | 91 52 -52.3 1.0 59 27 24384 100 67 -66.0 11.6 | 97 54 -53.5 6.9 60 23 25298 80 75 -73.9 -13.0 | 74 64 -61.4 -17.7 61 20 26230 85 90 -89.7 -7.8 | 81 78 -77.2 -12.5 62 19 26562 85 95 -94.6 -8.3 | 81 83 -82.2 -13.0 63 18 26822 85 95 -94.6 -8.3 | 81 83 -82.2 -13.0 64 10 28956 100 81 -79.8 14.1 | 98 68 -67.3 9.4 Wind Parameters Mean winds (0-6000m): 80.6 at 17.8 knts Storm direction: 110.6 at 13.3 knts Shear (0-3000m) pos: 3.2 neg: 0.9 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 138.8 deg Storm rel helicity (0-3000m) pos: 19.8 neg: -19.6 tot: 0.2 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: -0.24 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -1.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 25.22 Bulk Shear: 9.16 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 72 10 337 8| 9.3 0.0 9.3| 17.5 -0.0 17.5 35.0 0.50| 12.4 6.1 1000 73 10 339 8| 3.9 0.0 3.9| 17.5 -4.2 13.3 13.3 0.28| 7.5 2.1 1500 78 10 335 7| 3.4 0.0 3.4| 17.5 -8.7 8.8 5.9 0.08| 6.4 0.5 2000 87 10 333 6| 4.4 0.0 4.4| 17.5 -12.3 5.2 2.6 -0.20| 7.0 -1.4 2500 97 11 341 4| 3.8 0.0 3.8| 19.1 -13.0 6.1 2.4 -0.15| 6.5 -1.0 3000 101 12 354 2| 3.2 0.9 4.1| 19.8 -19.6 0.2 0.1 -0.24| 6.6 -1.6 4000 97 15 37 4| 2.4 2.0 4.4| 19.8 -37.6 -17.8 -4.5 -0.33| 6.3 -2.1 5000 86 17 39 7| 1.9 2.3 4.2| 32.0 -90.8 -58.8 -11.8 -0.37| 6.8 -2.5 6000 81 18 34 9| 1.7 1.7 3.3| 40.7-128.1 -87.4 -14.6 -0.39| 6.9 -2.7 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251018.00.gif