UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 26 APR 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 99 SFC 972 344 24.0 21.1 84 2.9 21.9 360 5 299.6 302.6 296.1 347.6 16.42 2 925 779 20.0 19.6 98 0.4 19.7 50 14 299.8 302.6 295.7 345.7 15.71 3 916 864 19.6 19.6 100 0.0 19.6 53 14 300.2 303.1 295.9 346.7 15.87 4 850 1508 17.4 16.3 93 1.1 16.7 45 17 304.4 306.9 295.7 345.6 13.85 5 830 1712 16.6 14.2 86 2.4 15.0 51 18 305.6 307.9 295.0 342.6 12.36 6 770 2349 13.6 11.8 89 1.8 12.4 74 15 309.0 311.1 295.2 343.6 11.37 7 746 2618 14.6 7.6 63 7.0 10.3 74 10 312.9 314.6 294.4 340.2 8.82 8 700 3154 11.2 5.2 67 6.0 7.6 80 9 314.9 316.4 294.3 339.8 7.95 9 600 4423 2.8 1.5 91 1.3 2.1 94 16 319.4 320.7 294.8 342.1 7.13 10 536 5329 -2.3 -4.3 86 2.0 -3.3 106 10 323.7 324.8 294.5 340.8 5.20 11 500 5880 -4.3 -11.3 58 7.0 -7.3 90 21 327.8 328.4 294.0 338.7 3.23 12 496 5943 -4.5 -12.5 54 8.0 -7.8 91 21 328.3 328.9 293.9 338.4 2.95 13 480 6201 -6.3 -9.5 78 3.2 -7.7 102 24 329.2 330.0 294.8 342.3 3.88 14 464 6467 -7.3 -24.3 24 17.0 -12.5 109 27 331.1 331.4 293.2 335.3 1.15 15 449 6722 -8.9 -30.9 15 22.0 -14.5 85 27 332.3 332.4 293.0 334.7 0.65 16 428 7092 -11.5 -24.5 33 13.0 -15.3 89 31 333.5 333.8 293.8 338.0 1.23 17 425 7146 -10.9 -37.9 9 27.0 -16.5 89 30 335.0 335.0 293.4 336.3 0.34 18 418 7274 -11.7 -38.7 9 27.0 -17.1 88 28 335.5 335.6 293.5 336.8 0.32 19 400 7610 -14.9 -37.9 12 23.0 -19.4 85 23 335.6 335.7 293.6 337.0 0.36 20 380 7997 -16.9 -38.9 13 22.0 -21.0 88 16 337.9 338.0 294.1 339.3 0.35 21 370 8197 -18.7 -30.7 34 12.0 -21.4 98 18 338.1 338.3 294.6 341.1 0.80 22 364 8318 -19.7 -22.8 76 3.1 -20.6 98 19 338.4 338.7 295.4 344.5 1.68 23 359 8421 -20.3 -42.3 12 22.0 -23.7 94 20 338.9 339.0 294.3 339.9 0.26 24 353 8546 -21.1 -24.0 77 2.9 -21.9 90 22 339.5 339.8 295.6 345.2 1.56 25 347 8672 -21.1 -28.1 53 7.0 -22.8 98 22 341.2 341.4 295.6 345.2 1.09 26 323 9198 -25.5 -29.0 72 3.5 -26.3 106 24 342.1 342.4 295.8 346.2 1.08 27 300 9730 -29.1 -35.1 56 6.0 -30.1 100 26 344.4 344.5 295.9 346.9 0.64 28 274 10368 -33.9 -40.9 49 7.0 -34.8 85 33 346.5 346.5 296.2 348.0 0.39 29 250 11000 -39.5 -46.5 47 7.0 -40.1 95 37 347.3 347.4 296.3 348.3 0.23 30 207 12266 -50.3 -60.3 30 10.0 -50.6 110 28 349.7 349.7 296.6 349.9 0.05 31 200 12490 -52.1 -61.1 33 9.0 -52.4 115 24 350.3 350.3 296.7 350.5 0.05 32 185 12987 -56.5 -63.5 41 7.0 -56.6 117 20 351.0 351.0 296.9 351.2 0.04 33 166 13663 -61.7 -73.7 19 12.0 -61.8 120 15 353.4 353.4 297.4 353.4 0.01 34 150 14280 -66.9 -75.9 27 9.0 -67.0 185 11 354.8 354.8 297.7 354.9 0.01 35 138 14780 -70.3 -77.3 35 7.0 -70.4 202 9 357.4 357.4 298.2 357.4 0.01 36 101 16584 -81.9 -87.9 35 6.0 -81.9 219 8 368.4 368.4 300.3 368.4 0.00 37 100 16640 -82.1 -88.1 35 6.0 -82.1 215 7 369.1 369.1 300.4 369.1 0.00 38 89 17288 -84.9 -89.4 44 4.5 -84.9 90 23 376.0 376.0 301.6 376.0 0.00 39 77 18096 -80.9 -88.9 25 8.0 -80.9 111 19 400.2 400.2 305.2 400.3 0.00 40 72 18483 -71.9 -87.9 7 16.0 -72.0 55 6 427.1 427.1 308.5 427.1 0.00 41 70 18650 -70.3 -89.3 5 19.0 -70.4 290 17 434.0 434.0 309.3 434.0 0.00 42 68 18821 -70.1 -89.1 5 19.0 -70.2 290 15 438.0 438.0 309.7 438.0 0.00 43 62 19370 -67.3 -88.3 4 21.0 -67.5 264 24 456.0 456.0 311.4 456.0 0.00 44 53 20304 -70.1 -90.1 4 20.0 -70.2 271 36 470.4 470.4 312.7 470.4 0.00 45 50 20650 -68.1 -90.1 3 22.0 -68.3 275 29 483.0 483.0 313.7 483.0 0.00 46 31 23576 -59.7 -87.7 1 28.0 -60.6 200 11 576.5 576.5 319.5 576.5 0.01 47 30 23780 -60.3 -88.3 1 28.0 -61.2 195 5 580.3 580.3 319.7 580.3 0.01 48 29 23991 -60.1 -88.1 1 28.0 -61.0 193 7 586.5 586.5 320.0 586.5 0.01 49 27 24444 -53.5 -85.5 1 32.0 -55.5 141 10 617.1 617.1 321.3 617.2 0.01 50 24 25199 -55.5 -85.5 1 30.0 -57.3 76 25 632.4 632.4 322.0 632.5 0.01 TRP 89 17288 -84.9 -89.4 44 4.5 -84.9 90 23 376.0 376.0 301.6 376.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 564.86 mb = 4920.42 m = 16142.92 ft Wetbulb zero: 575.42 mb = 4759.04 m = 15613.47 ft Precipitable water: 1.99 inches Sfc-500 mean rel hum: 82.81 % Est. max temperature: 30.42 C = 86.76 F Sfc-Lift cond lev (LCL): 932.02 mb = 712.65 m = 2338.07 ft T: 20.61 C 700-500 lapse rate: 5.69 C/km ThetaE index: 4.01 C Layer 850.0- 770.0 mb Conv cond level (CCL): 902.59 mb = 990.69 m = 3250.26 ft Mean mixing ratio: 15.64 g/kg Conv temperature: 25.42 C = 77.76 F Cap Strength: 2.57 C Lifted Index: -0.04 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.23 C Lifted Index @700 mb: 1.57 C Showalter Index: 0.25 C Risk: Thunderstorms probable Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.60 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 250.60 Risk: None Energy Index: -1.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.20 J/kg Max Up Vert Vel: 11.15 m/s Conv Inhibition (B-): 94.55 J/kg Cap Strength: 2.40 C Lift Cond Lev (LCL): 908.82 mb = 931.47 m = 3055.97 ft Lev Free Conv (LFC): 623.82 mb = 4102.56 m = 13459.67 ft Equ Level (EL): 463.82 mb = 6469.60 m = 21225.48 ft B at Equ Level: 60.91 J/kg Max Parcel Lev (MPL): 293.82 mb = 9876.58 m = 32403.07 ft Wind level data Storm motion: 107 at 11 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 ---------------------------------------------------------- 0 972 344 360 5 -0.0 -5.0 | 309 13 10.1 -8.2 1 943 610 55 14 -11.5 -8.0 | 7 11 -1.4 -11.2 2 925 779 50 14 -10.7 -9.0 | 3 12 -0.7 -12.2 3 911 914 55 14 -11.5 -8.0 | 7 11 -1.4 -11.2 4 850 1508 45 17 -12.0 -12.0 | 7 15 -2.0 -15.2 5 848 1524 45 16 -11.3 -11.3 | 5 15 -1.3 -14.5 6 818 1829 55 20 -16.4 -11.5 | 23 16 -6.3 -14.6 7 790 2134 60 18 -15.6 -9.0 | 24 13 -5.5 -12.2 8 762 2438 80 13 -12.8 -2.3 | 27 6 -2.7 -5.4 9 735 2743 70 7 -6.6 -2.4 | 328 7 3.5 -5.6 10 709 3048 85 10 -10.0 -0.9 | 359 4 0.1 -4.0 11 700 3154 80 9 -8.9 -1.6 | 346 5 1.2 -4.7 12 658 3658 65 10 -9.1 -4.2 | 352 7 1.0 -7.4 13 610 4267 90 14 -14.0 0.0 | 51 5 -3.9 -3.2 14 588 4572 100 18 -17.7 3.1 | 90 8 -7.7 -0.0 15 545 5182 95 10 -10.0 0.9 | 357 2 0.1 -2.3 16 525 5486 120 11 -9.5 5.5 | 193 2 0.5 2.3 17 506 5791 90 17 -17.0 0.0 | 65 8 -6.9 -3.2 18 500 5880 90 21 -21.0 0.0 | 74 11 -10.9 -3.2 19 486 6096 95 22 -21.9 1.9 | 84 12 -11.9 -1.3 20 468 6401 115 27 -24.5 11.4 | 120 17 -14.4 8.2 21 449 6706 85 27 -26.9 -2.4 | 72 18 -16.8 -5.5 22 432 7010 90 32 -32.0 0.0 | 82 22 -21.9 -3.2 23 400 7610 85 23 -22.9 -2.0 | 68 14 -12.9 -5.2 24 383 7925 85 16 -15.9 -1.4 | 52 7 -5.9 -4.6 25 368 8230 100 18 -17.7 3.1 | 90 8 -7.7 -0.0 26 353 8534 90 22 -22.0 0.0 | 75 12 -11.9 -3.2 27 339 8839 110 22 -20.7 7.5 | 112 11 -10.6 4.4 28 300 9730 100 26 -25.6 4.5 | 95 16 -15.5 1.3 29 274 10363 85 33 -32.9 -2.9 | 75 24 -22.8 -6.0 30 250 11000 95 37 -36.9 3.2 | 90 27 -26.8 0.1 31 229 11582 95 38 -37.9 3.3 | 90 28 -27.8 0.1 32 200 12490 115 24 -21.8 10.1 | 121 14 -11.7 7.0 33 164 13716 120 15 -13.0 7.5 | 146 5 -2.9 4.3 34 156 14021 175 10 -0.9 10.0 | 234 11 9.2 6.8 35 150 14280 185 11 1.0 11.0 | 235 13 11.0 7.8 36 149 14326 185 11 1.0 11.0 | 235 13 11.0 7.8 37 141 14630 180 11 0.0 11.0 | 232 13 10.1 7.8 38 134 14935 230 7 5.4 4.5 | 265 15 15.4 1.3 39 127 15240 260 11 10.8 1.9 | 273 21 20.9 -1.3 40 115 15850 255 22 21.3 5.7 | 265 31 31.3 2.5 41 109 16154 245 19 17.2 8.0 | 260 28 27.3 4.9 42 100 16640 215 7 4.0 5.7 | 260 14 14.1 2.6 43 98 16764 215 7 4.0 5.7 | 260 14 14.1 2.6 44 93 17069 160 2 -0.7 1.9 | 278 9 9.4 -1.3 45 89 17288 90 23 -23.0 0.0 | 76 13 -12.9 -3.2 46 88 17374 80 11 -10.8 -1.9 | 9 5 -0.8 -5.1 47 83 17678 100 38 -37.4 6.6 | 97 28 -27.4 3.4 48 75 18288 115 11 -10.0 4.6 | 184 1 0.1 1.5 49 71 18593 25 3 -1.3 -2.7 | 304 11 8.8 -5.9 50 70 18650 290 17 16.0 -5.8 | 289 28 26.0 -9.0 51 67 18898 290 14 13.2 -4.8 | 289 25 23.2 -8.0 52 64 19202 270 20 20.0 -0.0 | 276 30 30.1 -3.2 53 61 19507 260 28 27.6 4.9 | 267 38 37.6 1.7 54 58 19812 265 47 46.8 4.1 | 269 57 56.9 0.9 55 50 20650 275 29 28.9 -2.5 | 278 39 39.0 -5.7 56 49 20726 265 30 29.9 2.6 | 271 40 39.9 -0.6 57 47 21031 295 23 20.8 -9.7 | 293 33 30.9 -12.9 58 45 21336 275 27 26.9 -2.4 | 279 37 37.0 -5.5 59 40 21946 270 29 29.0 -0.0 | 275 39 39.1 -3.2 60 39 22250 265 27 26.9 2.4 | 271 37 37.0 -0.8 61 35 22860 295 25 22.7 -10.6 | 293 35 32.7 -13.7 62 33 23165 290 12 11.3 -4.1 | 289 23 21.3 -7.3 63 32 23470 200 10 3.4 9.4 | 245 15 13.5 6.2 64 30 23774 200 13 4.4 12.2 | 238 17 14.5 9.0 65 30 23780 195 5 1.3 4.8 | 262 11 11.4 1.7 66 28 24079 190 10 1.7 9.8 | 240 14 11.8 6.7 67 26 24384 80 10 -9.8 -1.7 | 357 5 0.2 -4.9 68 24 24689 75 25 -24.1 -6.5 | 56 17 -14.1 -9.6 69 21 25298 105 47 -45.4 12.2 | 104 36 -35.3 9.0 70 19 25603 105 47 -45.4 12.2 | 104 36 -35.3 9.0 Wind Parameters Mean winds (0-6000m): 77.5 at 14.1 knts Storm direction: 107.5 at 10.6 knts Shear (0-3000m) pos: 1.5 neg: 0.6 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 40.7 deg Storm rel helicity (0-3000m) pos: 69.3 neg: -14.2 tot: 55.1 m^2/s^2 ave: 18.4 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 2.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 9.56 Bulk Shear: 6.51 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 48 12 352 11| 12.0 0.0 12.0| 41.5 -1.5 40.0 79.9 0.89| 14.1 12.6 1000 50 13 0 12| 6.0 1.3 7.3| 43.3 -1.6 41.7 41.7 0.76| 8.7 6.6 1500 50 15 5 13| 5.5 0.9 6.3| 61.8 -3.2 58.6 39.1 0.74| 7.8 5.8 2000 53 16 10 13| 3.5 0.6 4.1| 65.1 -3.2 61.9 31.0 0.59| 7.9 4.6 2500 56 14 10 11| 1.8 0.5 2.3| 66.5 -13.2 53.3 21.3 0.31| 8.2 2.6 3000 59 14 8 10| 1.5 0.6 2.1| 69.3 -14.2 55.1 18.4 0.31| 7.7 2.4 4000 63 13 10 9| 1.9 0.7 2.5| 81.0 -14.2 66.8 16.7 0.39| 7.0 2.7 5000 71 13 18 8| 1.4 0.5 1.9| 85.4 -18.6 66.8 13.4 0.25| 7.0 1.8 6000 77 14 31 7| 2.1 1.3 3.3|118.2 -23.6 94.6 15.8 0.22| 7.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250426.12.gif