UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 2 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 97 SFC 972 344 24.4 22.8 91 1.6 23.2 20 3 300.0 303.3 297.4 353.5 18.27 2 925 781 22.2 21.0 93 1.2 21.3 65 12 302.0 305.2 297.2 352.7 17.17 3 850 1515 17.8 17.7 99 0.1 17.8 85 10 304.8 307.6 296.7 350.1 15.16 4 847 1545 17.6 17.6 100 0.0 17.6 77 11 304.9 307.7 296.6 350.0 15.12 5 737 2726 11.4 10.4 94 1.0 10.7 105 10 310.5 312.5 295.2 343.6 10.82 6 700 3157 9.6 7.5 87 2.1 8.3 105 9 313.1 314.9 294.8 342.0 9.34 7 646 3821 6.8 2.0 71 4.8 4.1 97 14 317.2 318.5 294.1 339.0 6.86 8 642 3873 6.8 1.8 70 5.0 3.9 101 13 317.8 319.1 294.1 339.4 6.81 9 566 4895 -0.9 -1.1 99 0.2 -1.0 135 18 320.4 321.6 294.4 340.5 6.25 10 500 5880 -5.1 -5.5 97 0.4 -5.3 135 13 326.8 327.8 295.2 343.7 5.09 11 412 7384 -12.9 -14.0 91 1.1 -13.3 113 18 335.4 336.0 295.8 346.3 3.15 12 400 7610 -14.3 -15.4 91 1.1 -14.7 105 20 336.4 337.0 295.8 346.5 2.89 13 332 8997 -23.7 -28.7 63 5.0 -24.9 135 15 341.9 342.2 295.7 346.0 1.08 14 320 9265 -25.7 -26.9 90 1.2 -26.0 141 13 342.8 343.1 296.1 347.7 1.32 15 300 9730 -28.9 -29.7 93 0.8 -29.0 110 10 344.6 344.9 296.4 348.8 1.09 16 294 9873 -29.9 -32.8 76 2.9 -30.4 109 10 345.2 345.4 296.3 348.4 0.82 17 286 10068 -31.5 -37.5 55 6.0 -32.4 100 11 345.7 345.8 296.1 347.8 0.53 18 274 10368 -33.9 -36.3 79 2.4 -34.3 110 11 346.5 346.6 296.4 348.9 0.63 19 269 10496 -34.9 -37.9 74 3.0 -35.3 114 11 346.8 347.0 296.4 349.0 0.54 20 266 10574 -35.7 -44.7 39 9.0 -36.6 117 12 346.8 346.8 296.1 347.9 0.27 21 260 10731 -36.9 -52.9 17 16.0 -38.1 122 12 347.3 347.3 296.1 347.7 0.11 22 250 11000 -39.3 -54.3 19 15.0 -40.2 125 13 347.6 347.7 296.2 348.0 0.10 23 240 11279 -41.3 -62.3 9 21.0 -42.2 125 14 348.7 348.7 296.4 348.9 0.04 24 221 11834 -46.1 -49.6 68 3.5 -46.3 125 16 349.6 349.7 296.7 350.4 0.19 25 200 12490 -52.1 -57.1 55 5.0 -52.3 90 20 350.3 350.3 296.8 350.6 0.08 26 197 12588 -52.9 -59.9 42 7.0 -53.1 93 18 350.5 350.5 296.8 350.8 0.06 27 183 13060 -57.3 -60.6 66 3.3 -57.4 108 18 350.8 350.8 296.8 351.1 0.06 28 169 13560 -61.5 -64.4 68 2.9 -61.6 124 18 351.9 351.9 297.1 352.1 0.04 29 162 13821 -63.7 -71.7 33 8.0 -63.8 132 19 352.5 352.5 297.2 352.6 0.01 30 150 14290 -67.5 -75.5 31 8.0 -67.5 140 23 353.8 353.8 297.4 353.8 0.01 31 145 14493 -68.9 -77.9 26 9.0 -68.9 142 24 354.8 354.8 297.7 354.9 0.01 32 133 15003 -73.7 -78.6 47 4.9 -73.7 147 26 355.2 355.2 297.7 355.2 0.01 33 121 15549 -77.9 -80.6 65 2.7 -77.9 136 14 357.2 357.2 298.1 357.2 0.00 34 104 16400 -83.9 -87.7 51 3.8 -83.9 140 19 361.5 361.5 299.0 361.6 0.00 35 102 16507 -84.5 -89.3 42 4.8 -84.5 140 22 362.4 362.4 299.2 362.4 0.00 36 101 16563 -77.1 -86.1 22 9.0 -77.1 135 17 377.7 377.7 301.9 377.7 0.00 37 100 16620 -76.5 -84.5 27 8.0 -76.5 130 11 379.9 379.9 302.2 379.9 0.00 38 84 17614 -80.7 -88.7 25 8.0 -80.7 300 21 390.8 390.8 303.9 390.8 0.00 39 74 18344 -73.1 -88.1 8 15.0 -73.2 241 33 421.2 421.2 307.9 421.3 0.00 40 70 18670 -72.3 -89.3 6 17.0 -72.4 245 36 429.7 429.7 308.8 429.7 0.00 41 61 19481 -70.5 -89.5 4 19.0 -70.6 242 38 451.0 451.0 311.0 451.0 0.00 42 56 19986 -71.1 -90.1 4 19.0 -71.2 247 34 460.8 460.8 311.8 460.8 0.00 43 50 20660 -68.3 -90.3 3 22.0 -68.5 235 21 482.5 482.5 313.7 482.5 0.00 44 41 21859 -65.3 -89.3 2 24.0 -65.7 266 21 518.2 518.2 316.2 518.2 0.00 TRP 102 16507 -84.5 -89.3 42 4.8 -84.5 140 22 362.4 362.4 299.2 362.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 574.88 mb = 4775.90 m = 15668.78 ft Wetbulb zero: 581.79 mb = 4672.04 m = 15328.02 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 91.31 % Est. max temperature: 30.48 C = 86.86 F Sfc-Lift cond lev (LCL): 949.98 mb = 546.07 m = 1791.54 ft T: 23.38 C 700-500 lapse rate: 5.40 C/km ThetaE index: 14.53 C Layer 925.0- 642.0 mb Conv cond level (CCL): 892.04 mb = 1095.94 m = 3595.57 ft Mean mixing ratio: 17.03 g/kg Conv temperature: 27.61 C = 81.69 F Cap Strength: 0.57 C Lifted Index: -3.01 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.85 C Lifted Index @700 mb: -1.67 C Showalter Index: -2.19 C Risk: Severe thunderstorms possible Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.80 C K Index: 38.50 Risk: > 80 % chance of thunderstorms Sweat Index: 245.40 Risk: None Energy Index: -1.36 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 884.57 J/kg Max Up Vert Vel: 42.06 m/s Conv Inhibition (B-): 4.19 J/kg Cap Strength: 0.57 C Lift Cond Lev (LCL): 907.02 mb = 951.36 m = 3121.22 ft Lev Free Conv (LFC): 872.02 mb = 1292.95 m = 4241.92 ft Equ Level (EL): 162.02 mb = 13820.16 m = 45341.19 ft B at Equ Level: 881.54 J/kg Max Parcel Lev (MPL): 92.02 mb = 17094.09 m = 56082.30 ft Wind level data Storm motion: 138 at 9 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 ---------------------------------------------------------- 0 972 344 20 3 -1.0 -2.8 | 332 11 5.2 -9.7 1 943 610 65 10 -9.1 -4.2 | 14 11 -2.8 -11.1 2 925 781 65 12 -10.9 -5.1 | 21 13 -4.6 -11.9 3 911 914 65 13 -11.8 -5.5 | 24 14 -5.6 -12.4 4 879 1219 80 11 -10.8 -1.9 | 28 10 -4.6 -8.8 5 850 1515 85 10 -10.0 -0.9 | 26 9 -3.7 -7.7 6 849 1524 75 11 -10.6 -2.8 | 24 11 -4.4 -9.7 7 819 1829 100 11 -10.8 1.9 | 43 7 -4.6 -5.0 8 790 2134 95 12 -12.0 1.0 | 44 8 -5.7 -5.8 9 762 2438 105 11 -10.6 2.8 | 47 6 -4.4 -4.0 10 700 3157 105 9 -8.7 2.3 | 28 5 -2.5 -4.5 11 683 3353 105 10 -9.7 2.6 | 39 5 -3.4 -4.3 12 658 3658 85 15 -14.9 -1.3 | 47 12 -8.7 -8.2 13 634 3962 110 12 -11.3 4.1 | 61 6 -5.0 -2.8 14 610 4267 105 14 -13.5 3.6 | 66 8 -7.3 -3.3 15 588 4572 125 20 -16.4 11.5 | 114 11 -10.2 4.6 16 545 5182 145 16 -9.2 13.1 | 155 7 -2.9 6.2 17 525 5486 125 11 -9.0 6.3 | 78 3 -2.8 -0.6 18 506 5791 140 10 -6.4 7.7 | 166 1 -0.2 0.8 19 500 5880 135 13 -9.2 9.2 | 128 4 -3.0 2.3 20 486 6096 130 14 -10.7 9.0 | 115 5 -4.5 2.1 21 468 6401 95 10 -10.0 0.9 | 32 7 -3.7 -6.0 22 449 6706 110 14 -13.2 4.8 | 73 7 -6.9 -2.1 23 432 7010 95 15 -14.9 1.3 | 57 10 -8.7 -5.6 24 416 7315 115 17 -15.4 7.2 | 92 9 -9.2 0.3 25 400 7610 105 20 -19.3 5.2 | 83 13 -13.1 -1.7 26 383 7925 110 18 -16.9 6.2 | 86 11 -10.7 -0.7 27 368 8230 90 16 -16.0 0.0 | 55 12 -9.8 -6.9 28 325 9144 145 15 -8.6 12.3 | 156 6 -2.4 5.4 29 312 9449 135 9 -6.4 6.4 | 15 1 -0.1 -0.5 30 300 9730 110 10 -9.4 3.4 | 43 5 -3.2 -3.5 31 299 9754 115 10 -9.1 4.2 | 47 4 -2.8 -2.7 32 286 10058 100 11 -10.8 1.9 | 43 7 -4.6 -5.0 33 251 10973 130 12 -9.2 7.7 | 106 3 -3.0 0.8 34 250 11000 125 13 -10.6 7.5 | 97 4 -4.4 0.6 35 219 11887 125 16 -13.1 9.2 | 108 7 -6.9 2.3 36 200 12490 90 20 -20.0 0.0 | 63 15 -13.8 -6.9 37 200 12497 90 18 -18.0 0.0 | 60 14 -11.8 -6.9 38 164 13716 130 18 -13.8 11.6 | 122 9 -7.6 4.7 39 150 14290 140 23 -14.8 17.6 | 141 14 -8.6 10.7 40 127 15240 150 27 -13.5 23.4 | 156 18 -7.3 16.5 41 121 15545 135 13 -9.2 9.2 | 128 4 -3.0 2.3 42 108 16154 140 12 -7.7 9.2 | 147 3 -1.5 2.3 43 102 16507 140 22 -14.1 16.9 | 142 13 -7.9 10.0 44 100 16620 130 11 -8.4 7.1 | 95 2 -2.2 0.2 45 98 16764 145 23 -13.2 18.8 | 150 14 -7.0 12.0 46 92 17069 90 1 -1.0 0.0 | 323 9 5.2 -6.9 47 88 17374 300 11 9.5 -5.5 | 308 20 15.8 -12.4 48 83 17678 300 23 19.9 -11.5 | 305 32 26.1 -18.4 49 79 17983 255 17 16.4 4.4 | 276 23 22.6 -2.5 50 75 18288 240 32 27.7 16.0 | 255 35 33.9 9.1 51 70 18670 245 36 32.6 15.2 | 258 40 38.9 8.3 52 67 18898 245 41 37.2 17.3 | 256 45 43.4 10.5 53 64 19202 235 38 31.1 21.8 | 248 40 37.4 14.9 54 58 19812 250 37 34.8 12.7 | 262 41 41.0 5.8 55 50 20660 235 21 17.2 12.0 | 258 24 23.4 5.2 56 49 20726 225 28 19.8 19.8 | 244 29 26.0 12.9 57 46 21031 225 21 14.8 14.8 | 249 23 21.1 8.0 58 43 21336 250 20 18.8 6.8 | 270 25 25.0 -0.0 59 38 21946 285 23 22.2 -6.0 | 294 31 28.4 -12.8 Wind Parameters Mean winds (0-6000m): 107.8 at 12.4 knts Storm direction: 137.8 at 9.3 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 66.4 deg Storm rel helicity (0-3000m) pos: 43.8 neg: -3.5 tot: 40.3 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.3 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 82.68 Bulk Shear: 10.70 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 61 9 7 11| 10.9 0.0 10.9| 32.0 0.0 32.0 64.1 0.94| 11.4 10.7 1000 68 10 17 11| 4.9 0.0 4.9| 35.5 -0.2 35.3 35.3 0.74| 8.0 5.9 1500 74 10 22 10| 3.7 0.0 3.7| 41.5 -0.9 40.6 27.1 0.63| 7.5 4.7 2000 81 11 27 10| 2.9 0.0 2.9| 42.4 -0.9 41.6 20.8 0.58| 6.3 3.7 2500 86 11 30 9| 2.1 0.0 2.1| 42.6 -2.4 40.2 16.1 0.50| 5.4 2.7 3000 89 10 31 8| 1.7 0.0 1.7| 43.8 -3.5 40.3 13.4 0.47| 4.8 2.3 4000 92 11 37 8| 1.7 0.4 2.1| 56.1 -3.7 52.4 13.1 0.43| 5.7 2.5 5000 103 12 56 7| 1.4 0.4 1.7| 84.3 -6.9 77.5 15.5 0.46| 6.3 2.9 6000 108 12 61 6| 1.0 0.8 1.8| 84.8 -19.3 65.5 10.9 0.25| 6.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250502.00.gif