UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 19 APR 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1007 60 28.0 26.0 89 2.0 26.5 110 2 300.5 304.5 299.4 363.8 21.46 1 1000 123 27.0 24.9 88 2.1 25.4 90 4 300.1 303.8 298.6 359.5 20.21 2 948 594 23.2 23.2 100 0.0 23.2 66 12 300.9 304.4 298.2 357.5 19.22 3 925 809 22.4 21.2 93 1.2 21.5 75 15 302.2 305.4 297.4 353.6 17.39 4 850 1542 18.2 17.2 94 1.0 17.5 105 16 305.2 307.9 296.4 349.1 14.68 5 755 2552 13.0 11.3 89 1.7 11.9 93 14 310.1 312.2 295.4 344.3 11.22 6 719 2964 12.4 7.4 72 5.0 9.3 94 17 313.8 315.5 294.8 341.9 9.03 7 700 3189 10.6 6.6 76 4.0 8.2 90 17 314.2 315.9 294.7 341.6 8.77 8 614 4268 3.0 2.6 97 0.4 2.8 75 23 317.5 318.9 294.7 341.4 7.54 9 592 4563 1.6 1.6 100 0.0 1.6 82 22 319.2 320.6 294.9 342.4 7.28 10 519 5615 -4.1 -6.8 81 2.7 -5.4 86 23 324.6 325.4 294.1 339.2 4.43 11 511 5738 -4.3 -10.3 63 6.0 -6.9 85 23 325.8 326.4 293.6 337.2 3.42 12 507 5800 -3.1 -21.1 23 18.0 -9.2 86 23 328.0 328.2 292.5 332.9 1.40 13 500 5910 -3.5 -30.5 10 27.0 -10.8 100 32 328.8 328.9 292.0 331.0 0.60 14 437 6963 -10.5 -42.5 5 32.0 -16.4 99 24 332.8 332.9 292.7 333.6 0.21 15 424 7195 -11.9 -24.9 33 13.0 -15.7 96 19 333.9 334.2 293.9 338.2 1.20 16 421 7250 -12.1 -17.1 66 5.0 -13.9 96 18 334.3 334.8 295.0 342.7 2.38 17 406 7527 -13.7 -19.7 60 6.0 -15.7 92 17 335.7 336.2 295.0 342.8 1.98 18 400 7640 -14.7 -19.5 67 4.8 -16.3 90 17 335.9 336.3 295.1 343.1 2.04 19 341 8825 -24.1 -24.8 94 0.7 -24.3 90 22 338.8 339.1 295.3 344.3 1.50 20 319 9309 -26.3 -39.3 28 13.0 -28.3 98 24 342.3 342.3 295.2 343.8 0.40 21 312 9469 -27.7 -33.7 57 6.0 -28.8 99 23 342.5 342.6 295.6 345.2 0.71 22 303 9679 -29.3 -37.3 46 8.0 -30.5 89 21 343.1 343.2 295.6 345.1 0.51 23 300 9750 -29.5 -43.5 25 14.0 -31.2 85 20 343.8 343.9 295.5 344.9 0.27 24 298 9797 -29.5 -54.5 7 25.0 -31.7 84 20 344.5 344.5 295.4 344.8 0.08 25 287 10063 -31.5 -63.5 3 32.0 -33.5 80 19 345.3 345.3 295.6 345.4 0.03 26 250 11020 -39.3 -67.3 4 28.0 -40.5 120 15 347.6 347.6 296.1 347.7 0.02 27 227 11674 -44.3 -70.3 4 26.0 -45.1 139 17 349.7 349.7 296.6 349.8 0.01 28 200 12510 -51.7 -60.7 33 9.0 -52.0 145 24 350.9 350.9 296.9 351.1 0.05 29 195 12674 -53.1 -61.1 37 8.0 -53.3 144 24 351.2 351.2 297.0 351.4 0.05 30 180 13184 -57.3 -69.3 20 12.0 -57.5 142 24 352.5 352.5 297.2 352.6 0.02 31 172 13470 -59.9 -64.7 53 4.8 -60.0 141 24 352.8 352.8 297.3 353.0 0.04 32 152 14230 -66.5 -70.7 55 4.2 -66.5 149 19 354.2 354.2 297.5 354.3 0.02 33 150 14310 -67.1 -71.6 53 4.5 -67.1 150 18 354.5 354.5 297.6 354.6 0.02 34 136 14892 -72.1 -77.1 47 5.0 -72.1 155 14 355.7 355.7 297.8 355.8 0.01 35 101 16595 -82.5 -89.5 29 7.0 -82.5 285 10 367.3 367.3 300.1 367.3 0.00 36 100 16650 -82.7 -89.7 29 7.0 -82.7 285 10 367.9 367.9 300.2 367.9 0.00 37 99 16706 -82.9 -88.9 35 6.0 -82.9 285 7 368.6 368.6 300.3 368.6 0.00 38 92 17117 -82.7 -89.7 29 7.0 -82.7 94 16 376.8 376.8 301.7 376.8 0.00 39 83 17707 -74.3 -87.3 12 13.0 -74.3 156 12 405.2 405.2 305.9 405.2 0.00 40 73 18448 -79.5 -90.5 15 11.0 -79.5 290 12 409.4 409.4 306.5 409.4 0.00 41 70 18690 -74.7 -88.7 10 14.0 -74.7 215 15 424.6 424.6 308.2 424.6 0.00 42 69 18774 -73.1 -89.1 7 16.0 -73.2 217 13 429.8 429.8 308.8 429.8 0.00 43 62 19401 -71.9 -88.9 6 17.0 -72.0 203 19 445.8 445.8 310.4 445.8 0.00 44 50 20670 -70.7 -89.7 4 19.0 -70.8 270 27 476.9 476.9 313.2 476.9 0.00 45 46 21169 -69.3 -90.3 3 21.0 -69.5 270 23 491.8 491.8 314.4 491.8 0.00 46 44 21438 -64.7 -89.7 2 25.0 -65.1 224 7 509.3 509.3 315.6 509.3 0.00 47 30 23810 -60.3 -87.3 2 27.0 -61.2 275 20 580.3 580.3 319.7 580.3 0.01 48 28 24240 -60.3 -88.3 1 28.0 -61.3 272 24 591.8 591.8 320.2 591.9 0.01 49 26 24708 -55.3 -85.3 1 30.0 -57.1 270 27 618.7 618.7 321.5 618.8 0.01 50 24 25216 -57.1 -86.1 1 29.0 -58.6 276 17 627.8 627.8 321.8 627.9 0.01 TRP 99 16706 -82.9 -88.9 35 6.0 -82.9 285 7 368.6 368.6 300.3 368.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 571.51 mb = 4858.48 m = 15939.70 ft Wetbulb zero: 575.23 mb = 4792.93 m = 15724.64 ft Precipitable water: 2.41 inches Sfc-500 mean rel hum: 87.54 % Est. max temperature: 32.38 C = 90.29 F Sfc-Lift cond lev (LCL): 978.76 mb = 312.38 m = 1024.84 ft T: 25.47 C 700-500 lapse rate: 5.18 C/km ThetaE index: 22.43 C Layer 1000.0- 592.0 mb Conv cond level (CCL): 936.86 mb = 697.52 m = 2288.42 ft Mean mixing ratio: 18.96 g/kg Conv temperature: 28.99 C = 84.18 F Cap Strength: 0.11 C Lifted Index: -2.93 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.79 C Lifted Index @700 mb: -1.84 C Showalter Index: -0.24 C Risk: Thunderstorms probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.70 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 270.40 Risk: None Energy Index: -3.46 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1889.22 J/kg Max Up Vert Vel: 61.47 m/s Conv Inhibition (B-): 0.46 J/kg Cap Strength: 0.09 C Lift Cond Lev (LCL): 942.67 mb = 643.38 m = 2110.80 ft Lev Free Conv (LFC): 917.67 mb = 877.93 m = 2880.33 ft Equ Level (EL): 127.67 mb = 15253.79 m = 50044.62 ft B at Equ Level: 1874.32 J/kg Max Parcel Lev (MPL): 67.67 mb = 18887.53 m = 61966.21 ft Wind level data Storm motion: 118 at 14 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 1007 60 110 2 -1.9 0.7 | 300 12 10.3 -5.8 1 1000 123 90 4 -4.0 0.0 | 309 10 8.1 -6.5 2 980 305 80 6 -5.9 -1.0 | 320 10 6.2 -7.5 3 946 610 65 12 -10.9 -5.1 | 354 12 1.3 -11.6 4 925 809 75 15 -14.5 -3.9 | 13 11 -2.3 -10.4 5 914 914 75 16 -15.5 -4.1 | 17 11 -3.3 -10.6 6 882 1219 105 17 -16.4 4.4 | 64 5 -4.3 -2.1 7 852 1524 110 17 -16.0 5.8 | 80 4 -3.8 -0.7 8 850 1542 105 16 -15.5 4.1 | 54 4 -3.3 -2.4 9 822 1829 90 19 -19.0 0.0 | 47 9 -6.9 -6.5 10 793 2134 95 19 -18.9 1.7 | 54 8 -6.8 -4.9 11 765 2438 95 15 -14.9 1.3 | 28 6 -2.8 -5.2 12 738 2743 90 13 -13.0 0.0 | 8 7 -0.9 -6.5 13 712 3048 95 18 -17.9 1.6 | 50 8 -5.8 -4.9 14 700 3189 90 17 -17.0 0.0 | 37 8 -4.9 -6.5 15 613 4267 75 23 -22.2 -6.0 | 39 16 -10.1 -12.5 16 568 4877 90 21 -21.0 0.0 | 54 11 -8.9 -6.5 17 507 5791 85 23 -22.9 -2.0 | 52 14 -10.8 -8.5 18 500 5910 100 32 -31.5 5.6 | 87 19 -19.4 -0.9 19 488 6096 110 32 -30.1 10.9 | 104 18 -17.9 4.4 20 469 6401 105 35 -33.8 9.1 | 97 22 -21.7 2.6 21 417 7315 95 17 -16.9 1.5 | 44 7 -4.8 -5.0 22 400 7640 90 17 -17.0 0.0 | 37 8 -4.9 -6.5 23 369 8230 85 22 -21.9 -1.9 | 49 13 -9.8 -8.4 24 354 8534 85 19 -18.9 -1.7 | 40 11 -6.8 -8.2 25 326 9144 95 26 -25.9 2.3 | 73 14 -13.8 -4.2 26 313 9449 100 23 -22.7 4.0 | 77 11 -10.5 -2.5 27 300 9750 85 20 -19.9 -1.7 | 43 11 -7.8 -8.2 28 287 10058 80 19 -18.7 -3.3 | 34 12 -6.6 -9.8 29 275 10363 110 17 -16.0 5.8 | 80 4 -3.8 -0.7 30 263 10668 105 15 -14.5 3.9 | 42 4 -2.3 -2.6 31 252 10973 125 17 -13.9 9.8 | 151 4 -1.8 3.2 32 250 11020 120 15 -13.0 7.5 | 139 1 -0.8 1.0 33 241 11278 120 13 -11.3 6.5 | 270 1 0.9 -0.0 34 220 11887 150 20 -10.0 17.3 | 191 11 2.1 10.8 35 200 12510 145 24 -13.8 19.7 | 173 13 -1.6 13.2 36 165 13716 140 24 -15.4 18.4 | 165 12 -3.3 11.9 37 150 14310 150 18 -9.0 15.6 | 199 10 3.1 9.1 38 135 14935 155 14 -5.9 12.7 | 225 9 6.2 6.2 39 121 15545 120 13 -11.3 6.5 | 270 1 0.9 -0.0 40 115 15850 120 10 -8.7 5.0 | 293 4 3.5 -1.5 41 109 16154 145 1 -0.6 0.8 | 296 13 11.6 -5.7 42 103 16459 285 10 9.7 -2.6 | 293 24 21.8 -9.1 43 100 16650 285 10 9.7 -2.6 | 293 24 21.8 -9.1 44 99 16706 285 7 6.8 -1.8 | 294 21 18.9 -8.3 45 98 16764 285 10 9.7 -2.6 | 293 24 21.8 -9.1 46 93 17069 95 14 -13.9 1.2 | 19 6 -1.8 -5.3 47 88 17374 90 27 -27.0 0.0 | 66 16 -14.9 -6.5 48 84 17678 140 12 -7.7 9.2 | 239 5 4.4 2.7 49 79 17983 275 10 10.0 -0.9 | 288 23 22.1 -7.4 50 71 18593 295 12 10.9 -5.1 | 297 26 23.0 -11.6 51 70 18690 215 15 8.6 12.3 | 254 22 20.7 5.8 52 68 18898 220 11 7.1 8.4 | 264 19 19.2 1.9 53 61 19507 200 21 7.2 19.7 | 236 23 19.3 13.2 54 58 19812 235 26 21.3 14.9 | 256 34 33.4 8.4 55 55 20117 240 35 30.3 17.5 | 255 44 42.5 11.0 56 52 20422 285 30 29.0 -7.8 | 289 44 41.1 -14.3 57 50 20670 270 27 27.0 -0.0 | 279 40 39.1 -6.5 58 47 21031 275 34 33.9 -3.0 | 282 47 46.0 -9.5 59 45 21336 265 11 11.0 1.0 | 284 24 23.1 -5.5 60 43 21641 160 2 -0.7 1.9 | 292 12 11.5 -4.6 61 39 22250 310 11 8.4 -7.1 | 303 25 20.6 -13.6 62 33 23165 305 22 18.0 -12.6 | 302 36 30.2 -19.1 63 30 23774 255 23 22.2 6.0 | 271 34 34.4 -0.6 64 30 23810 275 20 19.9 -1.7 | 284 33 32.1 -8.2 65 26 24384 270 28 28.0 -0.0 | 279 41 40.1 -6.5 66 23 24994 280 10 9.8 -1.7 | 291 23 22.0 -8.2 67 21 25298 175 16 -1.4 15.9 | 229 14 10.7 9.4 Wind Parameters Mean winds (0-6000m): 88.2 at 18.4 knts Storm direction: 118.2 at 13.8 knts Shear (0-3000m) pos: 2.2 neg: 1.8 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 108.8 deg Storm rel helicity (0-3000m) pos: 62.5 neg: -11.7 tot: 50.8 m^2/s^2 ave: 16.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.3 10^-3/s Energy-Hel index: 0.64 Bulk Rich Number: 98.80 Bulk Shear: 19.12 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 77 7 324 10| 0.0 9.9 9.9| 23.9 0.0 23.9 47.9 0.91| 10.1 9.2 1000 75 11 348 9| 3.8 5.0 8.8| 45.8 0.0 45.8 45.8 0.88| 9.8 8.6 1500 88 13 4 7| 3.4 3.3 6.7| 52.2 -1.8 50.5 33.6 0.73| 9.1 6.7 2000 90 14 17 7| 2.5 3.6 6.1| 54.1 -3.3 50.8 25.4 0.60| 8.4 5.0 2500 91 15 22 7| 2.0 2.2 4.2| 54.3 -10.0 44.3 17.7 0.42| 7.8 3.2 3000 92 15 22 7| 2.2 1.8 4.0| 62.5 -11.7 50.8 16.9 0.44| 7.5 3.3 4000 89 16 29 8| 1.6 2.2 3.9| 63.6 -15.2 48.4 12.1 0.35| 6.6 2.3 5000 87 17 34 9| 1.6 1.8 3.4| 75.8 -16.1 59.7 11.9 0.36| 6.1 2.2 6000 88 18 41 9| 2.6 1.6 4.2|138.9 -17.3 121.6 20.3 0.46| 6.6 3.0 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250419.12.gif