UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 17 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 26.8 25.4 92 1.4 25.8 110 3 299.4 303.1 298.7 360.0 20.69 1 1000 126 26.4 24.1 87 2.3 24.7 85 10 299.5 303.1 297.9 355.9 19.23 2 967 423 24.0 23.4 96 0.6 23.6 81 12 300.0 303.5 297.9 355.9 19.06 3 925 814 22.6 20.6 88 2.0 21.2 80 16 302.4 305.5 297.0 351.9 16.74 4 850 1546 18.4 16.0 86 2.4 16.8 85 23 305.4 307.9 295.7 346.0 13.58 5 790 2171 14.2 13.2 94 1.0 13.6 91 23 307.4 309.7 295.3 344.1 12.17 6 774 2345 14.6 11.5 82 3.1 12.6 93 20 309.6 311.7 295.1 343.4 11.08 7 716 3001 10.6 8.8 89 1.8 9.5 95 15 312.2 314.1 295.0 343.0 9.98 8 700 3190 10.2 5.6 73 4.6 7.5 85 17 313.8 315.3 294.1 339.3 8.18 9 660 3679 7.6 0.6 61 7.0 3.8 78 18 316.2 317.3 293.2 335.4 6.07 10 574 4819 0.6 -1.8 84 2.4 -0.7 72 22 320.9 322.0 294.3 339.8 5.85 11 517 5655 -3.5 -12.5 50 9.0 -7.2 81 26 325.6 326.2 293.1 335.2 2.83 12 509 5779 -4.1 -10.1 63 6.0 -6.7 85 27 326.4 327.1 293.9 338.1 3.49 13 505 5841 -3.7 -16.7 36 13.0 -8.6 87 28 327.6 328.0 293.0 334.7 2.05 14 500 5920 -4.3 -21.3 25 17.0 -9.9 90 29 327.8 328.1 292.4 332.7 1.40 15 491 6062 -4.7 -29.7 12 25.0 -11.5 90 28 329.0 329.1 292.1 331.4 0.66 16 483 6191 -5.1 -32.1 10 27.0 -12.0 93 26 330.1 330.2 292.3 332.1 0.54 17 473 6354 -6.1 -36.1 7 30.0 -13.0 98 23 330.8 330.9 292.3 332.2 0.37 18 450 6741 -8.7 -20.7 37 12.0 -12.7 109 16 332.3 332.6 293.9 338.1 1.63 19 441 6896 -10.1 -13.4 77 3.3 -11.5 104 17 332.5 333.1 295.1 343.1 3.09 20 431 7072 -10.9 -21.9 40 11.0 -14.4 98 18 333.6 333.9 294.1 339.1 1.54 21 425 7179 -11.7 -20.7 47 9.0 -14.6 95 19 333.9 334.3 294.3 340.1 1.73 22 422 7233 -12.1 -14.6 82 2.5 -13.1 93 19 334.1 334.7 295.3 344.3 2.92 23 403 7583 -13.3 -33.3 17 20.0 -17.9 81 22 337.0 337.1 294.1 339.2 0.57 24 400 7640 -13.7 -35.7 14 22.0 -18.4 90 22 337.2 337.3 294.0 338.9 0.46 25 389 7851 -15.3 -46.3 5 31.0 -20.1 94 22 337.8 337.8 293.9 338.4 0.15 26 380 8028 -16.5 -29.5 32 13.0 -19.7 92 23 338.5 338.7 294.7 341.7 0.87 27 375 8127 -17.1 -49.1 4 32.0 -21.6 89 23 339.0 339.0 294.2 339.4 0.12 28 361 8411 -19.5 -24.5 64 5.0 -20.9 83 24 339.5 339.8 295.4 344.8 1.46 29 352 8598 -20.3 -33.3 30 13.0 -23.0 81 24 340.8 341.0 295.1 343.3 0.66 30 349 8661 -20.5 -32.5 33 12.0 -23.1 80 24 341.4 341.6 295.3 344.1 0.71 31 325 9184 -24.9 -39.9 23 15.0 -27.2 75 25 342.4 342.4 295.2 343.8 0.37 32 315 9410 -26.9 -33.9 52 7.0 -28.2 77 24 342.7 342.8 295.6 345.3 0.69 33 300 9760 -29.9 -42.9 27 13.0 -31.5 80 22 343.2 343.3 295.4 344.4 0.29 34 298 9807 -30.3 -43.3 27 13.0 -31.9 81 22 343.3 343.4 295.4 344.4 0.28 35 285 10123 -32.1 -60.1 4 28.0 -34.0 85 22 345.2 345.2 295.6 345.3 0.04 36 259 10788 -38.1 -50.1 27 12.0 -39.0 89 28 345.9 345.9 295.8 346.5 0.15 37 255 10895 -38.7 -58.7 10 20.0 -39.8 89 29 346.6 346.6 295.9 346.8 0.05 38 250 11030 -39.7 -55.7 17 16.0 -40.6 90 30 347.0 347.1 296.1 347.4 0.08 39 248 11085 -40.3 -46.3 53 6.0 -40.8 90 31 346.9 347.0 296.2 347.9 0.24 40 242 11252 -41.7 -45.1 69 3.4 -42.0 92 33 347.3 347.3 296.3 348.4 0.28 41 240 11309 -42.1 -49.1 46 7.0 -42.6 92 34 347.5 347.5 296.3 348.3 0.18 42 227 11684 -45.1 -54.1 36 9.0 -45.6 93 37 348.5 348.5 296.4 349.0 0.11 43 209 12232 -49.5 -57.5 39 8.0 -49.8 89 30 350.0 350.0 296.7 350.3 0.08 44 202 12455 -51.5 -61.5 29 10.0 -51.8 117 22 350.2 350.2 296.7 350.4 0.05 45 200 12520 -51.7 -69.7 10 18.0 -52.1 125 20 350.9 350.9 296.8 351.0 0.02 46 199 12552 -51.9 -73.9 5 22.0 -52.3 125 20 351.1 351.1 296.9 351.1 0.01 47 188 12918 -55.1 -63.1 36 8.0 -55.3 124 19 351.7 351.7 297.0 351.9 0.04 48 173 13443 -59.5 -75.5 11 16.0 -59.7 120 15 352.9 352.9 297.3 352.9 0.01 49 150 14320 -66.7 -71.5 51 4.8 -66.7 290 5 355.2 355.2 297.7 355.3 0.02 50 143 14606 -69.5 -73.3 58 3.8 -69.5 12 4 355.2 355.2 297.7 355.2 0.01 51 133 15034 -73.1 -76.8 57 3.7 -73.1 329 6 356.2 356.2 298.0 356.3 0.01 52 101 16605 -82.9 -87.9 42 5.0 -82.9 262 15 366.5 366.5 299.9 366.5 0.00 53 100 16660 -82.9 -87.9 42 5.0 -82.9 260 13 367.6 367.6 300.1 367.6 0.00 54 92 17124 -84.7 -89.7 41 5.0 -84.7 175 9 372.9 372.9 301.1 372.9 0.00 55 82 17780 -73.1 -87.1 10 14.0 -73.2 73 14 409.1 409.1 306.4 409.1 0.00 56 70 18700 -77.3 -89.3 13 12.0 -77.3 255 24 419.0 419.0 307.6 419.0 0.00 57 63 19295 -80.9 -90.9 17 10.0 -80.9 298 18 423.9 423.9 308.2 423.9 0.00 58 62 19385 -79.7 -91.7 12 12.0 -79.7 306 17 428.5 428.5 308.7 428.5 0.00 59 61 19478 -74.1 -89.1 8 15.0 -74.2 315 15 443.0 443.0 310.2 443.0 0.00 60 57 19878 -68.1 -89.1 3 21.0 -68.3 308 27 465.2 465.2 312.3 465.3 0.00 61 53 20311 -69.3 -89.3 4 20.0 -69.5 297 34 472.2 472.2 312.8 472.3 0.00 62 50 20660 -66.7 -89.7 3 23.0 -67.0 260 26 486.3 486.3 314.0 486.3 0.00 63 47 21036 -64.5 -89.5 2 25.0 -64.8 260 24 500.3 500.3 314.9 500.3 0.00 64 37 22485 -67.5 -90.5 2 23.0 -67.8 272 17 528.0 528.0 316.8 528.0 0.00 65 33 23186 -59.9 -88.9 1 29.0 -60.7 297 14 565.7 565.7 318.9 565.7 0.00 66 30 23780 -60.5 -88.5 1 28.0 -61.4 245 18 579.7 579.7 319.6 579.7 0.01 67 26 24675 -59.5 -88.5 1 29.0 -60.6 150 20 606.8 606.8 320.9 606.8 0.01 68 22 25738 -52.9 -84.9 1 32.0 -55.4 70 33 656.1 656.1 322.9 656.2 0.01 69 20 26350 -55.9 -86.9 1 31.0 -57.9 85 36 665.1 665.1 323.3 665.1 0.01 70 19 26678 -53.5 -85.5 1 32.0 -56.2 85 36 682.4 682.4 323.9 682.5 0.01 71 17 27393 -53.9 -85.9 1 32.0 -56.7 81 39 703.1 703.1 324.6 703.2 0.01 72 16 27787 -48.7 -83.7 1 35.0 -53.2 76 44 732.4 732.4 325.4 732.6 0.02 73 15 28211 -49.3 -83.3 1 34.0 -53.8 82 45 744.0 744.0 325.8 744.3 0.03 TRP 92 17124 -84.7 -89.7 41 5.0 -84.7 175 9 372.9 372.9 301.1 372.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 565.66 mb = 4941.14 m = 16210.90 ft Wetbulb zero: 587.20 mb = 4633.17 m = 15200.49 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 78.05 % Est. max temperature: 32.59 C = 90.66 F Sfc-Lift cond lev (LCL): 987.24 mb = 239.75 m = 786.56 ft T: 25.48 C 700-500 lapse rate: 5.31 C/km ThetaE index: 20.51 C Layer 925.0- 574.0 mb Conv cond level (CCL): 905.96 mb = 994.08 m = 3261.38 ft Mean mixing ratio: 18.15 g/kg Conv temperature: 30.62 C = 87.11 F Cap Strength: 0.90 C Lifted Index: -2.85 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.85 C Lifted Index @700 mb: -1.54 C Showalter Index: 0.07 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 20.30 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 267.00 Risk: None Energy Index: -2.55 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1198.46 J/kg Max Up Vert Vel: 48.96 m/s Conv Inhibition (B-): 10.24 J/kg Cap Strength: 0.87 C Lift Cond Lev (LCL): 935.89 mb = 711.02 m = 2332.72 ft Lev Free Conv (LFC): 870.89 mb = 1335.82 m = 4382.57 ft Equ Level (EL): 150.89 mb = 14283.66 m = 46861.83 ft B at Equ Level: 1191.72 J/kg Max Parcel Lev (MPL): 80.89 mb = 17859.68 m = 58594.04 ft Wind level data Storm motion: 111 at 15 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 3 -2.8 1.0 | 292 12 11.0 -4.4 1 1000 126 85 10 -10.0 -0.9 | 328 7 3.9 -6.3 2 980 305 85 10 -10.0 -0.9 | 328 7 3.9 -6.3 3 947 610 75 16 -15.5 -4.1 | 9 10 -1.6 -9.6 4 925 814 80 16 -15.8 -2.8 | 13 8 -1.9 -8.2 5 914 914 75 17 -16.4 -4.4 | 15 10 -2.6 -9.9 6 852 1524 85 23 -22.9 -2.0 | 51 12 -9.0 -7.5 7 850 1546 85 23 -22.9 -2.0 | 51 12 -9.0 -7.5 8 793 2134 90 23 -23.0 0.0 | 59 11 -9.1 -5.5 9 765 2438 95 19 -18.9 1.7 | 53 6 -5.1 -3.8 10 712 3048 95 15 -14.9 1.3 | 15 4 -1.1 -4.1 11 700 3190 85 17 -16.9 -1.5 | 24 8 -3.1 -6.9 12 613 4267 70 20 -18.8 -6.8 | 22 13 -4.9 -12.3 13 527 5486 75 24 -23.2 -6.2 | 39 15 -9.3 -11.7 14 500 5920 90 29 -29.0 0.0 | 70 16 -15.1 -5.5 15 489 6096 90 28 -28.0 0.0 | 69 15 -14.1 -5.5 16 452 6706 110 16 -15.0 5.5 | 91 1 -1.2 0.0 17 401 7620 80 22 -21.7 -3.8 | 40 12 -7.8 -9.3 18 400 7640 90 22 -22.0 0.0 | 56 10 -8.1 -5.5 19 385 7925 95 22 -21.9 1.9 | 66 9 -8.1 -3.5 20 369 8230 85 24 -23.9 -2.1 | 53 13 -10.0 -7.5 21 326 9144 75 25 -24.1 -6.5 | 41 16 -10.3 -11.9 22 300 9760 80 22 -21.7 -3.8 | 40 12 -7.8 -9.3 23 287 10058 85 21 -20.9 -1.8 | 44 10 -7.1 -7.3 24 250 11030 90 30 -30.0 0.0 | 71 17 -16.1 -5.5 25 230 11582 95 38 -37.9 3.3 | 85 24 -24.0 -2.1 26 210 12192 85 31 -30.9 -2.7 | 64 19 -17.0 -8.2 27 200 12520 125 20 -16.4 11.5 | 157 7 -2.5 6.0 28 191 12802 125 20 -16.4 11.5 | 157 7 -2.5 6.0 29 157 14021 115 11 -10.0 4.6 | 282 4 3.9 -0.8 30 150 14320 290 5 4.7 -1.7 | 291 20 18.6 -7.2 31 150 14326 40 3 -1.9 -2.3 | 303 14 11.9 -7.8 32 121 15545 275 9 9.0 -0.8 | 285 24 22.8 -6.2 33 115 15850 285 12 11.6 -3.1 | 289 27 25.5 -8.6 34 109 16154 275 28 27.9 -2.4 | 281 42 41.8 -7.9 35 100 16660 260 13 12.8 2.3 | 277 27 26.7 -3.2 36 98 16764 260 13 12.8 2.3 | 277 27 26.7 -3.2 37 93 17069 255 11 10.6 2.8 | 276 25 24.5 -2.6 38 92 17124 175 9 -0.8 9.0 | 255 14 13.1 3.5 39 88 17374 145 12 -6.9 9.8 | 238 8 7.0 4.4 40 84 17678 130 17 -13.0 10.9 | 189 6 0.8 5.5 41 79 17983 330 10 5.0 -8.7 | 307 24 18.9 -14.1 42 75 18288 315 13 9.2 -9.2 | 302 27 23.1 -14.6 43 71 18593 285 19 18.4 -4.9 | 288 34 32.2 -10.4 44 70 18700 255 24 23.2 6.2 | 269 37 37.0 0.8 45 68 18898 260 25 24.6 4.3 | 272 38 38.5 -1.1 46 61 19507 315 15 10.6 -10.6 | 303 29 24.5 -16.1 47 58 19812 310 26 19.9 -16.7 | 303 40 33.8 -22.2 48 52 20422 295 36 32.6 -15.2 | 294 51 46.5 -20.7 49 50 20660 260 26 25.6 4.5 | 271 39 39.5 -0.9 50 47 21031 260 24 23.6 4.2 | 272 38 37.5 -1.3 51 43 21641 260 19 18.7 3.3 | 274 33 32.6 -2.2 52 41 21946 245 21 19.0 8.9 | 264 33 32.9 3.4 53 39 22250 270 19 19.0 -0.0 | 279 33 32.9 -5.5 54 35 22860 275 13 13.0 -1.1 | 284 28 26.8 -6.6 55 33 23165 300 14 12.1 -7.0 | 296 29 26.0 -12.5 56 30 23774 245 14 12.7 5.9 | 269 27 26.6 0.5 57 30 23780 245 18 16.3 7.6 | 266 30 30.2 2.2 58 29 24079 250 15 14.1 5.1 | 271 28 28.0 -0.3 59 27 24384 215 17 9.8 13.9 | 250 25 23.6 8.5 60 26 24689 150 20 -10.0 17.3 | 198 12 3.9 11.9 61 24 25298 120 21 -18.2 10.5 | 139 7 -4.3 5.0 62 23 25603 75 34 -32.8 -8.8 | 53 24 -19.0 -14.3 63 20 26213 55 30 -24.6 -17.2 | 25 25 -10.7 -22.7 64 20 26350 85 36 -35.9 -3.1 | 69 24 -22.0 -8.6 65 18 26822 85 36 -35.9 -3.1 | 69 24 -22.0 -8.6 66 16 27127 75 44 -42.5 -11.4 | 60 33 -28.6 -16.8 67 14 27737 90 47 -47.0 0.0 | 81 34 -33.1 -5.5 68 12 28346 70 52 -48.9 -17.8 | 56 42 -35.0 -23.2 69 11 28651 75 53 -51.2 -13.7 | 63 42 -37.3 -19.2 Wind Parameters Mean winds (0-6000m): 81.5 at 19.9 knts Storm direction: 111.5 at 14.9 knts Shear (0-3000m) pos: 1.1 neg: 1.7 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 84.4 deg Storm rel helicity (0-3000m) pos: 51.8 neg: -6.0 tot: 45.7 m^2/s^2 ave: 15.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.9 10^-3/s Energy-Hel index: 0.38 Bulk Rich Number: 111.58 Bulk Shear: 10.74 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 82 11 336 8| 0.0 13.0 13.0| 24.1 0.0 24.1 48.2 0.86| 13.3 11.4 1000 79 14 357 8| 1.8 6.5 8.3| 32.1 0.0 32.1 32.1 0.82| 9.0 7.3 1500 80 16 14 8| 2.9 4.3 7.2| 47.0 0.0 47.0 31.4 0.85| 7.8 6.7 2000 83 18 27 9| 2.3 3.2 5.6| 51.3 0.0 51.3 25.6 0.85| 6.3 5.4 2500 85 18 33 8| 1.3 2.6 3.9| 51.8 -2.6 49.2 19.7 0.66| 6.1 4.1 3000 86 18 33 8| 1.1 1.7 2.8| 51.8 -6.0 45.7 15.2 0.52| 5.6 2.9 4000 85 18 30 8| 0.8 2.2 3.0| 53.1 -6.9 46.2 11.6 0.43| 5.2 2.3 5000 82 19 30 9| 0.8 1.9 2.7| 62.8 -7.6 55.2 11.0 0.45| 4.6 2.1 6000 81 20 35 10| 1.4 1.6 3.0|102.2 -8.4 93.9 15.6 0.54| 4.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250417.12.gif