UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050600.upa.cvt Date: 0000Z 6 MAY 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 6 MAY 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 16 SFC 971 344 24.4 23.0 92 1.4 23.4 0 0 300.1 303.4 297.5 354.4 18.51 2 925 684 22.0 20.3 90 1.7 20.8 350 4 301.8 304.8 296.7 350.3 16.42 3 850 1268 18.0 15.9 88 2.1 16.5 350 4 305.0 307.5 295.6 345.3 13.49 4 700 2609 8.6 5.5 81 3.1 6.8 350 4 312.0 313.6 293.6 337.1 8.12 5 500 4930 -7.3 -12.0 69 4.7 -9.2 0 0 324.1 324.7 292.9 334.4 3.05 6 400 6470 -17.9 -23.9 59 6.0 -19.6 0 0 331.7 332.0 293.5 336.7 1.39 7 300 8460 -31.5 -38.5 50 7.0 -32.4 0 0 341.0 341.1 295.0 342.8 0.46 8 261 9427 -38.3 -45.3 48 7.0 -38.9 350 4 344.9 344.9 295.7 345.9 0.26 9 253 9639 -39.7 -49.7 34 10.0 -40.4 322 5 345.9 345.9 295.8 346.5 0.16 10 250 9720 -40.3 -47.3 47 7.0 -40.9 310 6 346.2 346.2 296.0 347.0 0.21 11 249 9747 -40.5 -45.5 59 5.0 -40.9 309 6 346.3 346.3 296.0 347.3 0.26 12 231 10252 -44.9 -48.8 65 3.9 -45.2 285 11 347.1 347.1 296.1 347.9 0.20 13 215 10728 -47.7 -56.7 35 9.0 -48.1 255 11 349.9 349.9 296.7 350.3 0.08 14 200 11200 -51.7 -56.6 56 4.9 -51.9 305 13 350.9 350.9 296.9 351.3 0.09 15 197 11298 -52.3 -63.3 25 11.0 -52.6 305 10 351.5 351.5 297.0 351.6 0.04 16 186 11666 -55.1 -72.1 10 17.0 -55.4 316 13 352.8 352.8 297.3 352.8 0.01 17 150 13000 -67.3 -73.3 42 6.0 -67.4 320 14 354.2 354.2 297.5 354.2 0.01 18 148 13081 -68.1 -74.1 42 6.0 -68.1 319 14 354.1 354.1 297.5 354.2 0.01 19 142 13327 -69.9 -74.9 48 5.0 -69.9 318 13 355.2 355.2 297.7 355.2 0.01 20 110 14805 -80.3 -84.8 47 4.5 -80.3 301 9 362.6 362.6 299.2 362.6 0.00 21 106 15013 -81.5 -86.2 45 4.7 -81.5 270 6 364.1 364.1 299.5 364.2 0.00 22 100 15340 -80.3 -86.3 36 6.0 -80.3 140 9 372.6 372.6 301.0 372.6 0.00 23 93 15750 -81.5 -88.5 29 7.0 -81.5 138 11 378.0 378.0 301.9 378.0 0.00 24 85 16262 -77.1 -88.1 16 11.0 -77.1 272 6 396.8 396.8 304.8 396.8 0.00 25 70 17380 -76.7 -90.7 9 14.0 -76.7 290 47 420.3 420.3 307.7 420.3 0.00 26 69 17463 -76.7 -90.7 9 14.0 -76.7 288 46 422.0 422.0 307.9 422.0 0.00 27 68 17547 -76.7 -90.7 9 14.0 -76.7 286 44 423.8 423.8 308.2 423.8 0.00 28 62 18092 -67.1 -94.1 1 27.0 -67.3 275 38 456.4 456.4 311.4 456.4 0.00 29 57 18596 -69.7 -90.7 3 21.0 -69.8 274 39 461.6 461.6 311.9 461.6 0.00 30 51 19261 -68.7 -91.7 2 23.0 -68.9 260 42 478.9 478.9 313.4 478.9 0.00 31 50 19380 -65.9 -91.9 1 26.0 -66.2 260 37 488.2 488.2 314.1 488.2 0.00 32 49 19502 -64.5 -91.5 1 27.0 -64.8 262 36 494.3 494.3 314.5 494.3 0.00 33 40 20740 -61.7 -90.7 1 29.0 -62.3 281 20 530.9 530.9 317.0 530.9 0.00 34 30 22510 -61.9 -91.9 1 30.0 -62.6 15 12 575.9 575.9 319.5 575.9 0.00 35 29 22722 -60.1 -91.1 1 31.0 -61.0 328 7 586.5 586.5 320.0 586.5 0.00 36 25 23651 -60.7 -89.7 1 29.0 -61.7 92 42 610.2 610.2 321.0 610.2 0.00 37 21 24755 -54.6 -87.5 1 32.9 -56.8 100 61 659.8 659.8 323.0 659.8 0.01 38 20 25070 -52.9 -86.9 1 34.0 -55.6 100 56 674.3 674.3 323.6 674.3 0.01 39 19 25403 -49.5 -85.5 1 36.0 -53.3 98 51 694.8 694.8 324.3 694.9 0.01 TRP 106 15013 -81.5 -86.2 45 4.7 -81.5 270 6 364.1 364.1 299.5 364.2 0.00 WND 21 24755 -54.6 -87.5 1 32.9 -56.8 100 61 659.8 659.8 323.0 659.8 0.01 Sounding variables and indices 1000-500 mb thick: 4914.00 m Freezing level: 591.82 mb = 3864.38 m = 12678.27 ft Wetbulb zero: 615.50 mb = 3496.36 m = 11470.86 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 80.59 % Est. max temperature: 30.55 C = 86.99 F Sfc-Lift cond lev (LCL): 951.78 mb = 484.05 m = 1588.07 ft T: 23.41 C 700-500 lapse rate: 6.85 C/km ThetaE index: 20.00 C Layer 925.0- 400.0 mb Conv cond level (CCL): 873.14 mb = 1082.46 m = 3551.33 ft Mean mixing ratio: 16.30 g/kg Conv temperature: 28.29 C = 82.93 F Cap Strength: 0.85 C Lifted Index: -4.45 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.22 C Lifted Index @700 mb: -2.03 C Showalter Index: -2.63 C Risk: Severe thunderstorms possible Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.20 C K Index: 38.10 Risk: > 80 % chance of thunderstorms Sweat Index: 198.80 Risk: None Energy Index: -3.79 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1104.23 J/kg Max Up Vert Vel: 46.99 m/s Conv Inhibition (B-): 9.23 J/kg Cap Strength: 0.85 C Lift Cond Lev (LCL): 898.12 mb = 887.69 m = 2912.33 ft Lev Free Conv (LFC): 833.12 mb = 1406.55 m = 4614.62 ft Equ Level (EL): 213.12 mb = 10785.28 m = 35384.33 ft B at Equ Level: 1099.89 J/kg Max Parcel Lev (MPL): 93.12 mb = 15742.54 m = 51648.13 ft Wind level data Storm motion: 20 at 2 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 0 0 -0.0 -0.0 | 200 2 0.6 1.5 1 925 684 350 4 0.7 -3.9 | 333 3 1.3 -2.4 2 850 1268 350 4 0.7 -3.9 | 333 3 1.3 -2.4 3 700 2609 350 4 0.7 -3.9 | 333 3 1.3 -2.4 4 500 4930 0 0 -0.0 -0.0 | 200 2 0.6 1.5 5 400 6470 0 0 -0.0 -0.0 | 200 2 0.6 1.5 6 300 8460 0 0 -0.0 -0.0 | 200 2 0.6 1.5 7 260 9449 350 4 0.7 -3.9 | 333 3 1.3 -2.4 8 250 9720 310 6 4.6 -3.9 | 294 6 5.2 -2.3 9 238 10058 300 11 9.5 -5.5 | 291 11 10.1 -4.0 10 217 10668 250 11 10.3 3.8 | 244 12 10.9 5.3 11 200 11200 305 13 10.6 -7.5 | 298 13 11.2 -5.9 12 198 11278 305 10 8.2 -5.7 | 296 10 8.7 -4.2 13 163 12497 340 20 6.8 -18.8 | 337 19 7.4 -17.3 14 150 13000 320 14 9.0 -10.7 | 314 13 9.6 -9.2 15 133 13716 315 11 7.8 -7.8 | 307 10 8.3 -6.2 16 113 14630 325 11 6.3 -9.0 | 317 10 6.9 -7.5 17 106 15013 270 6 6.0 -0.0 | 257 7 6.6 1.5 18 102 15240 300 10 8.7 -5.0 | 291 10 9.2 -3.5 19 100 15340 140 9 -5.8 6.9 | 148 10 -5.2 8.4 20 96 15545 155 8 -3.4 7.3 | 162 9 -2.8 8.8 21 91 15850 130 12 -9.2 7.7 | 137 13 -8.6 9.2 22 87 16154 270 3 3.0 -0.0 | 247 4 3.6 1.5 23 82 16459 275 12 12.0 -1.0 | 268 13 12.5 0.5 24 74 17069 270 57 57.0 -0.0 | 268 58 57.6 1.5 25 70 17380 290 47 44.2 -16.1 | 288 47 44.7 -14.5 26 63 17983 275 38 37.9 -3.3 | 273 38 38.4 -1.8 27 57 18593 275 39 38.9 -3.4 | 273 39 39.4 -1.9 28 54 18898 250 37 34.8 12.7 | 248 38 35.3 14.2 29 52 19202 260 45 44.3 7.8 | 258 46 44.9 9.3 30 50 19380 260 37 36.4 6.4 | 258 38 37.0 8.0 31 38 21031 285 17 16.4 -4.4 | 280 17 17.0 -2.9 32 35 21641 230 13 10.0 8.4 | 227 14 10.5 9.9 33 33 21946 255 13 12.6 3.4 | 250 14 13.1 4.9 34 31 22250 240 10 8.7 5.0 | 235 11 9.2 6.5 35 30 22510 15 12 -3.1 -11.6 | 14 10 -2.5 -10.1 36 30 22555 270 1 1.0 -0.0 | 225 2 1.6 1.5 37 28 22860 15 12 -3.1 -11.6 | 14 10 -2.5 -10.1 38 26 23470 90 44 -44.0 0.0 | 92 43 -43.4 1.5 39 23 24079 95 38 -37.9 3.3 | 97 38 -37.3 4.8 40 22 24384 85 45 -44.8 -3.9 | 87 44 -44.3 -2.4 41 21 24755 100 61 -60.1 10.6 | 102 61 -59.5 12.1 42 20 24994 100 61 -60.1 10.6 | 102 61 -59.5 12.1 43 20 25070 100 56 -55.1 9.7 | 102 56 -54.6 11.3 44 17 25603 95 43 -42.8 3.7 | 97 43 -42.3 5.3 Wind Parameters Mean winds (0-6000m): 350.0 at 2.2 knts Storm direction: 20.0 at 1.6 knts Shear (0-3000m) pos: 0.2 neg: 0.7 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 123.2 deg Storm rel helicity (0-3000m) pos: 0.6 neg: -0.2 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 0.9 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 39814.37 Bulk Shear: 0.03 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 ------------------------------------------------------------------------------- 500 350 3 316 1| 0.0 4.1 4.1| 0.6 0.0 0.6 1.3 0.61| 4.3 2.6 1000 350 3 327 2| 0.0 2.1 2.1| 0.6 0.0 0.6 0.6 0.61| 2.2 1.3 1500 350 4 329 2| 0.0 1.4 1.4| 0.6 0.0 0.6 0.4 0.61| 1.4 0.9 2000 350 4 330 2| 0.0 1.0 1.0| 0.6 0.0 0.6 0.3 0.61| 1.1 0.7 2500 350 4 331 2| 0.1 0.8 0.9| 0.6 -0.0 0.6 0.2 0.54| 0.9 0.5 3000 350 4 330 2| 0.2 0.7 0.9| 0.6 -0.2 0.5 0.2 0.41| 0.9 0.4 4000 350 3 326 2| 0.4 0.5 0.9| 0.6 -0.5 0.2 0.0 0.13| 0.9 0.1 5000 350 3 316 1| 0.4 0.4 0.8| 0.6 -0.6 0.0 0.0 0.05| 0.8 0.0 6000 350 2 303 1| 0.3 0.3 0.7| 0.6 -0.6 0.0 0.0 0.05| 0.7 0.0 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250506.00.gif