UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 18 OCT 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 23.0 74 5.0 24.3 120 6 300.5 303.8 297.3 352.9 17.83 1 1000 123 27.2 22.9 77 4.3 24.0 75 14 300.4 303.6 297.2 352.7 17.85 2 948 594 22.6 21.2 92 1.4 21.6 75 20 300.3 303.4 296.6 350.0 16.95 3 925 809 22.4 18.6 79 3.8 19.8 65 20 302.2 304.9 295.7 345.7 14.74 4 850 1542 19.6 13.6 68 6.0 15.6 90 17 306.7 308.8 294.7 341.6 11.60 5 802 2040 17.2 8.2 55 9.0 11.6 105 15 309.3 310.9 293.2 335.4 8.54 6 701 3174 9.8 4.8 71 5.0 6.8 86 13 313.2 314.7 293.6 337.2 7.72 7 700 3186 9.8 3.8 66 6.0 6.3 85 13 313.3 314.7 293.3 335.8 7.20 8 666 3599 7.6 -1.4 53 9.0 2.8 101 14 315.4 316.4 292.2 331.8 5.19 9 626 4108 4.4 0.7 77 3.7 2.4 83 13 317.3 318.6 293.8 337.8 6.45 10 617 4227 4.0 -7.0 44 11.0 -1.2 81 14 318.2 318.9 291.7 330.1 3.67 11 599 4467 1.8 0.3 90 1.5 1.0 77 16 318.4 319.6 294.1 339.2 6.55 12 570 4868 0.2 -7.8 55 8.0 -3.5 70 21 321.0 321.8 292.6 333.3 3.73 13 551 5140 -1.5 -7.5 64 6.0 -4.3 44 13 322.1 322.9 293.1 335.1 3.95 14 516 5661 -4.7 -11.7 58 7.0 -7.6 27 3 324.4 325.0 292.9 334.5 3.03 15 509 5769 -4.1 -26.1 16 22.0 -10.5 41 4 326.4 326.5 291.6 329.6 0.89 16 502 5878 -4.5 -32.5 9 28.0 -11.5 56 5 327.2 327.3 291.5 329.0 0.50 17 500 5910 -4.9 -32.9 9 28.0 -11.8 60 5 327.1 327.2 291.4 328.8 0.48 18 471 6374 -8.1 -23.1 29 15.0 -12.7 107 12 328.7 329.0 292.6 333.2 1.26 19 457 6607 -8.9 -33.9 11 25.0 -14.7 126 11 330.6 330.7 292.3 332.4 0.48 20 442 6863 -11.1 -21.1 43 10.0 -14.3 131 12 331.0 331.3 293.5 336.7 1.61 21 431 7056 -11.7 -40.7 7 29.0 -17.1 127 14 332.6 332.7 292.7 333.6 0.25 22 410 7434 -14.9 -26.9 35 12.0 -18.0 116 17 333.3 333.5 293.6 337.0 1.03 23 407 7490 -15.1 -38.1 12 23.0 -19.4 114 16 333.7 333.8 293.1 335.1 0.35 24 400 7620 -15.7 -32.7 22 17.0 -19.4 110 15 334.6 334.7 293.6 336.9 0.61 25 391 7792 -16.9 -41.9 9 25.0 -21.1 106 14 335.2 335.2 293.3 336.2 0.25 26 332 9002 -26.3 -31.0 65 4.7 -27.2 30 12 338.4 338.5 294.7 341.6 0.87 27 318 9313 -28.7 -33.7 62 5.0 -29.6 50 11 339.2 339.4 294.8 341.9 0.70 28 314 9404 -28.9 -41.9 27 13.0 -30.6 57 11 340.2 340.2 294.7 341.4 0.31 29 301 9706 -30.7 -49.7 14 19.0 -32.5 51 23 341.8 341.8 294.9 342.3 0.14 30 300 9730 -30.9 -48.9 15 18.0 -32.7 50 24 341.8 341.9 294.9 342.4 0.15 31 299 9754 -31.1 -49.1 15 18.0 -32.9 50 24 341.9 341.9 294.9 342.5 0.15 32 274 10364 -36.7 -45.7 39 9.0 -37.5 40 29 342.4 342.5 295.1 343.3 0.23 33 263 10645 -38.9 -58.9 10 20.0 -39.9 35 32 343.2 343.2 295.1 343.4 0.05 34 250 10990 -41.7 -52.7 29 11.0 -42.3 30 24 344.1 344.1 295.4 344.5 0.12 35 241 11237 -43.9 -51.9 41 8.0 -44.3 28 24 344.4 344.4 295.5 344.9 0.13 36 218 11902 -49.7 -56.7 44 7.0 -50.0 24 22 345.4 345.5 295.7 345.8 0.08 37 206 12270 -52.5 -64.5 22 12.0 -52.8 21 21 346.7 346.7 295.9 346.8 0.03 38 200 12460 -54.3 -65.3 25 11.0 -54.5 20 21 346.8 346.8 296.0 346.9 0.03 39 186 12919 -58.3 -64.3 46 6.0 -58.4 6 22 347.6 347.6 296.1 347.7 0.04 40 163 13736 -64.3 -74.3 24 10.0 -64.4 340 23 350.9 350.9 296.8 350.9 0.01 41 150 14240 -66.9 -74.9 31 8.0 -67.0 335 14 354.8 354.8 297.7 354.9 0.01 42 131 15047 -71.3 -82.3 18 11.0 -71.3 328 11 361.0 361.0 298.9 361.0 0.00 43 100 16600 -81.5 -86.3 44 4.8 -81.5 55 5 370.3 370.3 300.6 370.3 0.00 44 89 17247 -84.7 -88.3 53 3.6 -84.7 25 5 376.4 376.4 301.6 376.4 0.00 45 86 17440 -77.7 -85.7 26 8.0 -77.7 332 8 394.2 394.2 304.4 394.3 0.00 46 81 17786 -73.7 -86.7 12 13.0 -73.7 254 16 409.3 409.3 306.4 409.3 0.00 47 70 18650 -67.7 -88.7 3 21.0 -67.8 305 28 439.5 439.6 309.8 439.6 0.00 48 69 18737 -67.7 -88.7 3 21.0 -67.8 310 26 441.4 441.4 310.0 441.4 0.00 49 56 19977 -73.9 -90.9 6 17.0 -74.0 275 33 454.4 454.4 311.3 454.4 0.00 50 52 20416 -68.9 -89.9 3 21.0 -69.1 314 14 475.8 475.8 313.1 475.8 0.00 51 50 20650 -70.1 -90.1 4 20.0 -70.2 75 29 478.3 478.3 313.3 478.3 0.00 52 46 21143 -72.3 -91.3 4 19.0 -72.4 74 29 484.5 484.5 313.8 484.5 0.00 53 44 21408 -67.3 -91.3 2 24.0 -67.5 75 36 502.9 502.9 315.2 503.0 0.00 54 42 21690 -65.9 -90.9 2 25.0 -66.2 78 40 513.2 513.2 315.8 513.2 0.00 55 30 23750 -62.3 -90.3 1 28.0 -63.0 100 62 574.8 574.8 319.4 574.8 0.00 56 28 24178 -60.3 -90.3 1 30.0 -61.3 94 64 591.8 591.8 320.2 591.8 0.00 57 25 24882 -61.3 -90.3 1 29.0 -62.2 86 61 608.4 608.4 321.0 608.5 0.00 58 20 26300 -50.7 -85.7 1 35.0 -54.0 85 72 681.0 681.0 323.8 681.1 0.01 59 17 27368 -47.1 -84.1 1 37.0 -52.0 86 72 724.9 724.9 325.2 725.1 0.02 TRP 89 17247 -84.7 -88.3 53 3.6 -84.7 25 5 376.4 376.4 301.6 376.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 567.76 mb = 4899.66 m = 16074.81 ft Wetbulb zero: 619.95 mb = 4187.72 m = 13739.08 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 65.31 % Est. max temperature: 33.71 C = 92.67 F Sfc-Lift cond lev (LCL): 936.80 mb = 698.13 m = 2290.42 ft T: 22.50 C 700-500 lapse rate: 5.40 C/km ThetaE index: 17.54 C Layer 1000.0- 701.0 mb Conv cond level (CCL): 830.88 mb = 1737.04 m = 5698.90 ft Mean mixing ratio: 16.49 g/kg Conv temperature: 35.15 C = 95.28 F Cap Strength: 1.97 C Lifted Index: -1.81 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.27 C Lifted Index @700 mb: -0.65 C Showalter Index: 1.23 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 202.20 Risk: None Energy Index: -2.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 877.46 J/kg Max Up Vert Vel: 41.89 m/s Conv Inhibition (B-): 99.22 J/kg Cap Strength: 1.99 C Lift Cond Lev (LCL): 914.15 mb = 911.31 m = 2989.81 ft Lev Free Conv (LFC): 729.15 mb = 2842.47 m = 9325.59 ft Equ Level (EL): 169.15 mb = 13507.04 m = 44313.91 ft B at Equ Level: 870.82 J/kg Max Parcel Lev (MPL): 99.15 mb = 16647.55 m = 54617.28 ft Wind level data Storm motion: 115 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 1007 60 120 6 -5.2 3.0 | 288 5 4.3 -1.4 1 1000 123 75 14 -13.5 -3.6 | 26 9 -4.0 -8.1 2 980 305 80 14 -13.8 -2.4 | 32 8 -4.3 -6.9 3 946 610 75 20 -19.3 -5.2 | 46 14 -9.8 -9.6 4 925 809 65 20 -18.1 -8.5 | 34 15 -8.6 -12.9 5 914 914 70 18 -16.9 -6.2 | 35 13 -7.4 -10.6 6 850 1542 90 17 -17.0 0.0 | 59 9 -7.5 -4.4 7 822 1829 115 16 -14.5 6.8 | 115 5 -5.0 2.3 8 793 2134 100 15 -14.8 2.6 | 71 6 -5.2 -1.8 9 765 2438 100 14 -13.8 2.4 | 65 5 -4.3 -2.0 10 738 2743 105 18 -17.4 4.7 | 92 8 -7.9 0.2 11 700 3186 85 13 -13.0 -1.1 | 32 7 -3.4 -5.6 12 686 3353 85 13 -13.0 -1.1 | 32 7 -3.4 -5.6 13 660 3658 105 14 -13.5 3.6 | 79 4 -4.0 -0.8 14 636 3962 85 12 -12.0 -1.0 | 24 6 -2.4 -5.5 15 612 4267 80 14 -13.8 -2.4 | 32 8 -4.3 -6.9 16 568 4877 70 21 -19.7 -7.2 | 41 15 -10.2 -11.6 17 527 5486 5 1 -0.1 -1.0 | 300 11 9.4 -5.4 18 500 5910 60 5 -4.3 -2.5 | 323 9 5.2 -6.9 19 488 6096 85 5 -5.0 -0.4 | 317 7 4.5 -4.9 20 469 6401 110 13 -12.2 4.4 | 90 3 -2.7 0.0 21 451 6706 135 10 -7.1 7.1 | 223 4 2.5 2.6 22 416 7315 120 18 -15.6 9.0 | 127 8 -6.1 4.6 23 400 7620 110 15 -14.1 5.1 | 99 5 -4.6 0.7 24 368 8230 95 10 -10.0 0.9 | 7 4 -0.4 -3.6 25 353 8534 60 10 -8.7 -5.0 | 355 9 0.9 -9.4 26 339 8839 20 12 -4.1 -11.3 | 341 17 5.4 -15.7 27 312 9449 60 11 -9.5 -5.5 | 0 10 -0.0 -9.9 28 300 9730 50 24 -18.4 -15.4 | 24 22 -8.9 -19.9 29 262 10668 35 32 -18.4 -26.2 | 16 32 -8.8 -30.6 30 250 10990 30 24 -12.0 -20.8 | 6 25 -2.5 -25.2 31 200 12460 20 21 -7.2 -19.7 | 354 24 2.3 -24.2 32 199 12497 20 21 -7.2 -19.7 | 354 24 2.3 -24.2 33 155 14021 330 23 11.5 -19.9 | 319 32 21.0 -24.3 34 150 14240 335 14 5.9 -12.7 | 318 23 15.4 -17.1 35 133 14935 340 11 3.8 -10.3 | 318 20 13.3 -14.8 36 120 15545 260 11 10.8 1.9 | 277 21 20.4 -2.5 37 114 15850 290 11 10.3 -3.8 | 292 21 19.9 -8.2 38 102 16459 250 2 1.9 0.7 | 288 12 11.4 -3.7 39 100 16600 55 5 -4.1 -2.9 | 323 9 5.4 -7.3 40 97 16764 75 5 -4.8 -1.3 | 321 7 4.7 -5.7 41 89 17247 25 5 -2.1 -4.5 | 320 12 7.4 -9.0 42 83 17678 270 11 11.0 -0.0 | 282 21 20.5 -4.4 43 78 17983 230 23 17.6 14.8 | 249 29 27.1 10.4 44 74 18288 230 13 10.0 8.4 | 259 20 19.5 3.9 45 71 18593 300 10 8.7 -5.0 | 297 20 18.2 -9.4 46 70 18650 305 28 22.9 -16.1 | 302 38 32.5 -20.5 47 67 18898 320 23 14.8 -17.6 | 312 33 24.3 -22.0 48 64 19202 280 34 33.5 -5.9 | 284 44 43.0 -10.3 49 61 19507 275 43 42.8 -3.7 | 279 53 52.4 -8.2 50 55 20117 275 30 29.9 -2.6 | 280 40 39.4 -7.0 51 52 20422 315 14 9.9 -9.9 | 306 24 19.4 -14.3 52 50 20650 75 29 -28.0 -7.5 | 57 22 -18.5 -11.9 53 49 20726 70 14 -13.2 -4.8 | 21 10 -3.6 -9.2 54 45 21336 75 35 -33.8 -9.1 | 61 28 -24.3 -13.5 55 42 21641 75 39 -37.7 -10.1 | 63 32 -28.1 -14.5 56 38 22250 105 47 -45.4 12.2 | 102 37 -35.9 7.7 57 33 23165 85 55 -54.8 -4.8 | 78 46 -45.3 -9.2 58 30 23750 100 62 -61.1 10.8 | 97 52 -51.5 6.3 59 28 24079 95 65 -64.8 5.7 | 91 55 -55.2 1.2 60 25 24994 85 60 -59.8 -5.2 | 79 51 -50.2 -9.7 61 22 25603 90 58 -58.0 0.0 | 85 49 -48.5 -4.4 62 20 26300 85 72 -71.7 -6.3 | 80 63 -62.2 -10.7 63 17 26822 85 73 -72.7 -6.4 | 80 64 -63.2 -10.8 64 15 27432 90 62 -62.0 0.0 | 85 53 -52.5 -4.4 Wind Parameters Mean winds (0-6000m): 84.9 at 14.0 knts Storm direction: 114.9 at 10.5 knts Shear (0-3000m) pos: 1.5 neg: 2.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 120.8 deg Storm rel helicity (0-3000m) pos: 45.7 neg: -24.3 tot: 21.4 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 2.7 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 1996.42 Bulk Shear: 0.44 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 78 15 34 9| 0.0 15.7 15.7| 17.8 0.0 17.8 35.6 0.79| 18.7 14.8 1000 74 17 37 11| 0.0 7.3 7.3| 21.8 -9.5 12.2 12.2 0.52| 12.9 6.7 1500 77 17 41 11| 1.8 4.9 6.6| 32.0 -9.5 22.5 15.0 0.56| 10.4 5.8 2000 84 17 49 10| 2.2 3.7 5.9| 41.9 -13.4 28.5 14.2 0.50| 10.1 5.1 2500 87 16 52 9| 1.8 3.0 4.8| 43.4 -15.3 28.1 11.2 0.46| 8.8 4.0 3000 89 16 56 8| 1.5 2.7 4.2| 45.7 -24.3 21.4 7.1 0.32| 8.6 2.7 4000 90 16 54 8| 1.4 2.3 3.7| 51.7 -33.2 18.5 4.6 0.22| 8.0 1.8 5000 86 16 49 8| 1.1 2.5 3.6| 57.4 -65.6 -8.2 -1.6 0.10| 8.2 0.8 6000 85 14 38 7| 0.9 1.3 2.2| 66.3-115.4 -49.1 -8.2 -0.04| 8.6 -0.3 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251018.12.gif