UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 17 OCT 25 Station: SB099 WMO ident: 82099 Latitude: 0.05 Longitude: -51.07 ------------------------------------------------------------------------------- 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 1010 20 27.4 21.4 70 6.0 23.1 350 6 299.7 302.6 295.9 346.7 16.09 1 1000 107 26.4 23.1 82 3.3 24.0 35 4 299.5 302.8 297.1 352.4 18.07 2 931 736 21.4 21.0 98 0.4 21.1 62 14 300.6 303.8 296.8 350.7 17.05 3 925 792 21.6 20.2 92 1.4 20.6 65 14 301.4 304.4 296.5 349.5 16.32 4 850 1524 18.6 13.9 74 4.7 15.5 110 14 305.6 307.8 294.6 341.1 11.83 5 838 1646 18.4 12.4 68 6.0 14.5 114 18 306.7 308.7 294.1 339.4 10.86 6 826 1770 18.6 9.6 56 9.0 12.9 113 20 308.1 309.9 293.3 335.9 9.12 7 770 2369 14.6 6.6 59 8.0 9.7 106 24 310.1 311.6 292.9 334.6 7.96 8 752 2570 14.0 -2.0 33 16.0 5.7 104 22 311.5 312.4 290.4 325.4 4.39 9 700 3170 8.8 4.8 76 4.0 6.5 95 18 312.2 313.7 293.4 336.2 7.73 10 699 3182 8.6 5.0 78 3.6 6.5 95 18 312.1 313.6 293.4 336.5 7.85 11 643 3868 5.8 -1.2 61 7.0 2.1 86 22 316.5 317.6 292.7 333.9 5.46 12 568 4869 -1.3 -5.2 75 3.9 -3.2 80 28 319.6 320.5 292.9 334.4 4.58 13 540 5272 -1.9 -13.9 39 12.0 -6.7 58 22 323.5 324.0 292.2 331.7 2.42 14 526 5480 -3.3 -11.3 54 8.0 -6.7 46 19 324.3 324.9 292.9 334.6 3.07 15 500 5880 -4.9 -19.9 30 15.0 -10.0 40 13 327.1 327.4 292.4 332.6 1.58 16 468 6400 -6.5 -37.5 6 31.0 -13.3 64 8 331.3 331.4 292.4 332.6 0.32 17 400 7610 -14.9 -42.9 7 28.0 -19.7 95 10 335.6 335.7 293.4 336.5 0.22 18 379 8016 -17.7 -44.7 8 27.0 -21.8 86 15 337.1 337.2 293.8 337.9 0.19 19 345 8712 -23.3 -31.3 48 8.0 -24.9 52 19 338.7 338.9 294.7 341.8 0.81 20 330 9036 -25.3 -45.3 14 20.0 -27.8 25 20 340.3 340.4 294.6 341.1 0.20 21 300 9720 -31.3 -44.3 27 13.0 -32.7 15 23 341.3 341.3 294.8 342.3 0.25 22 291 9933 -33.3 -43.3 36 10.0 -34.4 16 22 341.4 341.5 294.9 342.5 0.29 23 266 10551 -39.1 -41.0 82 1.9 -39.3 22 18 341.8 341.9 295.1 343.4 0.40 24 263 10628 -39.7 -41.7 81 2.0 -39.9 21 17 342.0 342.1 295.1 343.5 0.37 25 251 10943 -42.3 -49.3 46 7.0 -42.8 38 21 342.8 342.8 295.1 343.5 0.17 26 250 10970 -42.5 -49.5 46 7.0 -42.9 40 21 342.9 342.9 295.2 343.6 0.17 27 240 11244 -44.7 -47.2 76 2.5 -44.9 39 22 343.6 343.6 295.4 344.5 0.23 28 237 11329 -45.1 -51.1 51 6.0 -45.4 38 23 344.2 344.3 295.5 344.8 0.15 29 225 11674 -47.7 -61.7 18 14.0 -48.1 36 27 345.4 345.4 295.6 345.6 0.04 30 216 11942 -49.9 -66.9 12 17.0 -50.3 36 29 346.0 346.1 295.8 346.1 0.02 31 200 12440 -54.3 -67.3 19 13.0 -54.5 45 27 346.8 346.8 296.0 346.9 0.02 32 182 13039 -59.3 -71.3 20 12.0 -59.5 31 25 348.1 348.1 296.3 348.2 0.01 33 171 13427 -63.3 -67.4 57 4.1 -63.3 17 22 347.8 347.8 296.1 347.9 0.03 34 169 13499 -63.7 -68.4 53 4.7 -63.7 14 21 348.3 348.3 296.3 348.4 0.02 35 163 13722 -63.3 -81.3 7 18.0 -63.4 5 20 352.6 352.6 297.2 352.6 0.00 36 150 14230 -66.3 -80.3 12 14.0 -66.4 40 19 355.9 355.9 297.9 355.9 0.00 37 147 14352 -66.7 -80.7 12 14.0 -66.8 17 24 357.2 357.2 298.1 357.3 0.00 38 121 15499 -75.3 -78.9 57 3.6 -75.3 7 15 362.0 362.0 299.1 362.0 0.01 39 103 16415 -81.3 -84.6 57 3.3 -81.3 285 17 367.5 367.5 300.1 367.5 0.00 40 101 16524 -81.5 -85.1 54 3.6 -81.5 285 15 369.2 369.2 300.4 369.2 0.00 41 100 16580 -81.5 -85.3 52 3.8 -81.5 285 14 370.3 370.3 300.6 370.3 0.00 42 98 16693 -81.9 -86.0 49 4.1 -81.9 280 15 371.6 371.6 300.8 371.6 0.00 43 85 17504 -76.1 -87.1 16 11.0 -76.2 253 16 398.8 398.8 305.0 398.8 0.00 44 78 17996 -79.3 -87.3 26 8.0 -79.3 279 19 402.1 402.1 305.5 402.1 0.00 45 71 18536 -74.9 -89.9 8 15.0 -75.0 257 19 422.4 422.4 308.0 422.4 0.00 46 70 18620 -69.3 -90.3 3 21.0 -69.4 320 13 436.1 436.1 309.5 436.1 0.00 47 68 18795 -66.9 -92.9 1 26.0 -67.1 320 11 444.9 444.9 310.4 444.9 0.00 48 58 19752 -70.5 -90.5 4 20.0 -70.6 51 15 457.5 457.5 311.5 457.5 0.00 49 50 20640 -68.7 -90.7 3 22.0 -68.9 60 28 481.6 481.6 313.6 481.6 0.00 50 47 21013 -66.1 -91.1 2 25.0 -66.4 54 28 496.4 496.4 314.7 496.4 0.00 51 41 21837 -68.1 -92.1 2 24.0 -68.4 74 35 511.2 511.2 315.7 511.2 0.00 52 40 21986 -65.3 -92.3 1 27.0 -65.7 72 37 521.9 521.9 316.4 521.9 0.00 TRP 98 16693 -81.9 -86.0 49 4.1 -81.9 280 15 371.6 371.6 300.8 371.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 581.73 mb = 4686.14 m = 15374.29 ft Wetbulb zero: 613.55 mb = 4246.66 m = 13932.43 ft Precipitable water: 1.88 inches Sfc-500 mean rel hum: 65.77 % Est. max temperature: 32.76 C = 90.97 F Sfc-Lift cond lev (LCL): 925.82 mb = 784.25 m = 2572.97 ft T: 21.57 C 700-500 lapse rate: 5.06 C/km ThetaE index: 27.07 C Layer 931.0- 700.0 mb Conv cond level (CCL): 898.93 mb = 1039.53 m = 3410.49 ft Mean mixing ratio: 17.19 g/kg Conv temperature: 30.54 C = 86.96 F Cap Strength: 1.71 C Lifted Index: -2.28 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.37 C Lifted Index @700 mb: -2.00 C Showalter Index: 1.47 C Risk: Showers probable Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 18.80 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 207.80 Risk: None Energy Index: -1.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1077.97 J/kg Max Up Vert Vel: 46.43 m/s Conv Inhibition (B-): 48.29 J/kg Cap Strength: 1.57 C Lift Cond Lev (LCL): 931.56 mb = 730.38 m = 2396.23 ft Lev Free Conv (LFC): 736.56 mb = 2743.48 m = 9000.80 ft Equ Level (EL): 156.56 mb = 13968.39 m = 45827.49 ft B at Equ Level: 1041.17 J/kg Max Parcel Lev (MPL): 96.56 mb = 16777.91 m = 55044.98 ft Wind level data Storm motion: 114 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 1010 20 350 6 1.0 -5.9 | 309 18 14.2 -11.7 1 1000 107 35 4 -2.3 -3.3 | 310 14 10.9 -9.0 2 978 305 50 9 -6.9 -5.8 | 331 13 6.3 -11.6 3 944 610 55 15 -12.3 -8.6 | 356 14 0.9 -14.4 4 925 792 65 14 -12.7 -5.9 | 358 12 0.5 -11.7 5 912 914 65 14 -12.7 -5.9 | 358 12 0.5 -11.7 6 850 1524 110 14 -13.2 4.8 | 358 1 0.0 -1.0 7 850 1524 115 16 -14.5 6.8 | 127 2 -1.3 1.0 8 791 2134 110 27 -25.4 9.2 | 106 13 -12.2 3.5 9 763 2438 105 23 -22.2 6.0 | 91 9 -9.0 0.2 10 710 3048 100 17 -16.7 3.0 | 51 5 -3.5 -2.8 11 700 3170 95 18 -17.9 1.6 | 48 6 -4.7 -4.2 12 611 4267 80 24 -23.6 -4.2 | 46 14 -10.4 -9.9 13 566 4877 80 28 -27.6 -4.9 | 54 18 -14.4 -10.6 14 525 5486 45 19 -13.4 -13.4 | 1 19 -0.2 -19.2 15 500 5880 40 13 -8.4 -10.0 | 343 16 4.8 -15.7 16 486 6096 45 12 -8.5 -8.5 | 342 15 4.7 -14.3 17 468 6401 65 8 -7.3 -3.4 | 327 11 5.9 -9.2 18 449 6706 100 12 -11.8 2.1 | 339 4 1.4 -3.7 19 432 7010 110 15 -14.1 5.1 | 54 1 -0.9 -0.6 20 416 7315 90 12 -12.0 0.0 | 348 6 1.2 -5.8 21 400 7610 95 10 -10.0 0.9 | 327 6 3.2 -4.9 22 399 7620 105 11 -10.6 2.8 | 319 4 2.6 -2.9 23 383 7925 85 14 -13.9 -1.2 | 6 7 -0.7 -7.0 24 368 8230 90 17 -17.0 0.0 | 33 7 -3.8 -5.8 25 325 9144 15 21 -5.4 -20.3 | 343 27 7.8 -26.1 26 300 9720 15 23 -6.0 -22.2 | 345 29 7.2 -28.0 27 299 9754 25 20 -8.5 -18.1 | 349 24 4.7 -23.9 28 286 10058 10 23 -4.0 -22.7 | 342 30 9.2 -28.4 29 273 10363 25 20 -8.5 -18.1 | 349 24 4.7 -23.9 30 261 10668 20 17 -5.8 -16.0 | 341 23 7.4 -21.7 31 250 10970 40 21 -13.5 -16.1 | 1 22 -0.3 -21.9 32 250 10973 40 19 -12.2 -14.6 | 357 20 1.0 -20.3 33 218 11887 35 29 -16.6 -23.8 | 7 30 -3.4 -29.5 34 200 12440 45 27 -19.1 -19.1 | 13 26 -5.9 -24.9 35 189 12802 40 26 -16.7 -19.9 | 8 26 -3.5 -25.7 36 163 13716 5 20 -1.7 -19.9 | 336 28 11.5 -25.7 37 150 14230 40 19 -12.2 -14.6 | 357 20 1.0 -20.3 38 148 14326 15 25 -6.5 -24.1 | 347 31 6.7 -29.9 39 140 14630 40 17 -10.9 -13.0 | 353 19 2.3 -18.8 40 126 15240 35 12 -6.9 -9.8 | 338 17 6.3 -15.6 41 108 16154 285 22 21.3 -5.7 | 288 36 34.4 -11.5 42 100 16580 285 14 13.5 -3.6 | 289 28 26.7 -9.4 43 98 16693 280 15 14.8 -2.6 | 287 29 28.0 -8.4 44 97 16764 285 14 13.5 -3.6 | 289 28 26.7 -9.4 45 92 17069 280 16 15.8 -2.8 | 286 30 29.0 -8.6 46 87 17374 240 17 14.7 8.5 | 264 28 27.9 2.7 47 83 17678 270 15 15.0 -0.0 | 282 29 28.2 -5.8 48 78 17983 280 19 18.7 -3.3 | 286 33 31.9 -9.1 49 70 18593 255 19 18.4 4.9 | 272 32 31.6 -0.9 50 70 18620 320 13 8.4 -10.0 | 306 27 21.6 -15.7 51 67 18898 320 10 6.4 -7.7 | 304 24 19.6 -13.4 52 64 19202 335 19 8.0 -17.2 | 317 31 21.2 -23.0 53 57 19812 60 14 -12.1 -7.0 | 355 13 1.1 -12.8 54 55 20117 145 11 -6.3 9.0 | 245 8 6.9 3.2 55 52 20422 80 15 -14.8 -2.6 | 11 9 -1.6 -8.4 56 50 20640 60 28 -24.2 -14.0 | 29 23 -11.1 -19.8 57 49 20726 50 27 -20.7 -17.4 | 18 24 -7.5 -23.1 58 46 21031 55 28 -22.9 -16.1 | 24 24 -9.7 -21.8 59 43 21336 100 26 -25.6 4.5 | 84 12 -12.4 -1.3 60 41 21641 70 36 -33.8 -12.3 | 49 27 -20.6 -18.1 61 36 22250 85 40 -39.8 -3.5 | 71 28 -26.6 -9.3 Wind Parameters Mean winds (0-6000m): 83.6 at 19.2 knts Storm direction: 113.6 at 14.4 knts Shear (0-3000m) pos: 4.9 neg: 1.5 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 105.3 deg Storm rel helicity (0-3000m) pos: 46.8 neg: -17.4 tot: 29.3 m^2/s^2 ave: 9.8 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 1.6 10^-3/s Energy-Hel index: 0.32 Bulk Rich Number: 43.56 Bulk Shear: 24.75 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 46 8 328 14| 12.2 0.0 12.2| 34.5 0.0 34.5 69.0 0.70| 14.0 9.8 1000 56 11 342 13| 7.5 0.0 7.5| 43.7 0.0 43.7 43.7 0.62| 10.2 6.3 1500 69 12 350 10| 6.1 0.0 6.1| 45.9 -0.1 45.8 30.5 0.45| 9.9 4.4 2000 86 14 8 7| 7.3 0.0 7.3| 46.8 -1.9 44.8 22.4 0.40| 10.6 4.2 2500 93 16 33 6| 5.9 0.8 6.7| 46.8 -11.6 35.2 14.1 0.27| 9.9 2.7 3000 95 17 41 6| 4.9 1.5 6.4| 46.8 -17.4 29.3 9.8 0.18| 9.2 1.6 4000 93 18 44 7| 3.7 1.5 5.1| 47.0 -19.1 27.8 7.0 0.14| 7.9 1.1 5000 89 19 46 9| 2.9 1.8 4.7| 54.3 -40.0 14.3 2.9 0.08| 7.3 0.6 6000 84 19 37 10| 2.4 2.0 4.4| 54.3-127.5 -73.2 -12.2 -0.14| 7.8 -1.1 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251017.12.gif