UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 20 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 17 29.2 23.2 70 6.0 24.8 60 14 301.5 304.8 297.6 354.6 18.00 1 1000 105 28.2 24.3 79 3.9 25.3 60 14 301.4 304.9 298.5 358.8 19.47 2 961 459 25.8 22.9 84 2.9 23.7 57 19 302.4 305.8 298.2 357.4 18.60 3 925 796 24.4 19.4 74 5.0 20.8 45 13 304.3 307.1 296.7 350.4 15.51 4 850 1533 19.8 10.8 56 9.0 14.0 65 5 306.9 308.7 293.3 335.9 9.61 5 785 2213 15.0 4.0 48 11.0 8.7 101 12 308.8 310.0 291.4 328.8 6.50 6 705 3113 8.8 0.8 57 8.0 4.5 96 16 311.6 312.7 291.6 329.6 5.76 7 700 3172 8.6 0.6 57 8.0 4.3 95 16 312.0 313.1 291.7 329.9 5.72 8 677 3448 8.0 -13.0 21 21.0 -0.6 88 18 314.3 314.7 289.1 321.1 2.07 9 636 3961 5.8 -4.2 49 10.0 0.8 75 15 317.5 318.3 292.2 331.7 4.41 10 622 4142 4.4 0.0 73 4.4 2.0 80 15 317.9 319.1 293.7 337.6 6.16 11 608 4327 3.6 -8.4 41 12.0 -1.9 89 14 319.1 319.7 291.7 330.0 3.34 12 571 4833 0.2 -18.8 22 19.0 -6.5 135 2 320.9 321.2 290.6 326.1 1.52 13 562 4961 1.2 -32.8 6 34.0 -7.7 134 1 323.5 323.6 290.3 325.1 0.43 14 500 5890 -5.1 -38.1 5 33.0 -12.3 50 5 326.8 326.9 291.1 327.9 0.29 15 400 7610 -14.7 -42.7 7 28.0 -19.5 155 12 335.9 335.9 293.5 336.8 0.22 16 338 8866 -22.5 -54.5 4 32.0 -25.9 129 20 341.8 341.8 294.8 342.1 0.07 17 300 9730 -28.9 -58.9 4 30.0 -31.3 70 18 344.6 344.7 295.5 344.8 0.05 18 250 11000 -40.1 -62.1 8 22.0 -41.1 50 11 346.4 346.5 295.9 346.6 0.04 19 209 12203 -50.3 -71.3 7 21.0 -50.7 182 11 348.7 348.7 296.4 348.8 0.01 20 205 12329 -51.5 -68.5 11 17.0 -51.8 216 9 348.7 348.7 296.4 348.8 0.02 21 200 12490 -52.5 -68.5 13 16.0 -52.8 260 5 349.6 349.6 296.5 349.7 0.02 22 190 12818 -55.3 -61.3 47 6.0 -55.5 255 10 350.3 350.3 296.7 350.5 0.05 23 150 14280 -66.9 -76.9 23 10.0 -67.0 265 18 354.8 354.8 297.7 354.9 0.01 24 141 14651 -70.1 -78.1 30 8.0 -70.1 255 15 355.6 355.6 297.8 355.6 0.01 25 109 16137 -82.1 -86.0 51 3.9 -82.1 225 16 360.1 360.1 298.7 360.1 0.00 26 101 16564 -81.9 -87.9 35 6.0 -81.9 271 8 368.4 368.4 300.3 368.4 0.00 27 100 16620 -81.3 -87.3 35 6.0 -81.3 275 6 370.6 370.6 300.7 370.7 0.00 28 88 17348 -75.7 -85.7 19 10.0 -75.7 319 23 395.7 395.7 304.6 395.7 0.00 29 79 17967 -78.9 -86.9 26 8.0 -78.9 246 25 401.5 401.5 305.4 401.5 0.00 30 73 18417 -78.1 -88.1 18 10.0 -78.1 254 18 412.3 412.3 306.8 412.3 0.00 31 70 18660 -73.1 -88.1 8 15.0 -73.2 280 25 428.0 428.0 308.6 428.0 0.00 32 64 19188 -70.7 -88.7 5 18.0 -70.8 290 25 444.4 444.4 310.3 444.4 0.00 33 50 20640 -74.1 -91.1 6 17.0 -74.2 90 18 468.9 468.9 312.5 468.9 0.00 34 41 21825 -64.3 -91.3 1 27.0 -64.7 87 43 520.7 520.7 316.4 520.7 0.00 35 36 22621 -63.3 -90.3 1 27.0 -63.8 99 59 543.0 543.0 317.7 543.0 0.00 36 30 23750 -60.1 -88.1 1 28.0 -61.0 95 72 580.8 580.8 319.7 580.8 0.01 37 27 24412 -57.4 -86.8 1 29.4 -58.7 95 80 606.3 606.3 320.9 606.3 0.01 38 24 25161 -54.3 -85.3 1 31.0 -56.3 93 76 635.9 635.9 322.2 636.0 0.01 TRP 109 16137 -82.1 -86.0 51 3.9 -82.1 225 16 360.1 360.1 298.7 360.1 0.00 WND 27 24412 -57.4 -86.8 1 29.4 -58.7 95 80 606.3 606.3 320.9 606.3 0.01 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 550.19 mb = 5137.78 m = 16856.04 ft Wetbulb zero: 679.92 mb = 3412.15 m = 11194.59 ft Precipitable water: 1.60 inches Sfc-500 mean rel hum: 45.05 % Est. max temperature: 34.25 C = 93.65 F Sfc-Lift cond lev (LCL): 926.21 mb = 784.45 m = 2573.61 ft T: 24.45 C 700-500 lapse rate: 5.04 C/km ThetaE index: 30.02 C Layer 961.0- 705.0 mb Conv cond level (CCL): 855.86 mb = 1473.12 m = 4833.02 ft Mean mixing ratio: 17.62 g/kg Conv temperature: 34.40 C = 93.93 F Cap Strength: 2.11 C Lifted Index: -3.89 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.20 C Lifted Index @700 mb: -3.31 C Showalter Index: 3.43 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 15.90 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 144.60 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1463.97 J/kg Max Up Vert Vel: 54.11 m/s Conv Inhibition (B-): 48.56 J/kg Cap Strength: 2.11 C Lift Cond Lev (LCL): 905.26 mb = 984.05 m = 3228.47 ft Lev Free Conv (LFC): 820.26 mb = 1837.26 m = 6027.67 ft Equ Level (EL): 140.26 mb = 14681.56 m = 48167.27 ft B at Equ Level: 1454.64 J/kg Max Parcel Lev (MPL): 80.26 mb = 17876.62 m = 58649.60 ft Wind level data Storm motion: 108 at 8 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 17 60 14 -12.1 -7.0 | 23 10 -4.1 -9.6 1 1000 105 60 14 -12.1 -7.0 | 23 10 -4.1 -9.6 2 978 305 65 21 -19.0 -8.9 | 44 16 -11.0 -11.5 3 945 610 50 18 -13.8 -11.6 | 22 15 -5.8 -14.2 4 925 796 45 13 -9.2 -9.2 | 6 12 -1.2 -11.8 5 913 914 45 12 -8.5 -8.5 | 3 11 -0.5 -11.1 6 881 1219 35 11 -6.3 -9.0 | 352 12 1.7 -11.6 7 851 1524 70 4 -3.8 -1.4 | 313 6 4.2 -4.0 8 850 1533 65 5 -4.5 -2.1 | 324 6 3.5 -4.7 9 792 2134 100 11 -10.8 1.9 | 77 3 -2.8 -0.7 10 764 2438 105 15 -14.5 3.9 | 101 7 -6.5 1.3 11 700 3172 95 16 -15.9 1.4 | 81 8 -8.0 -1.2 12 685 3353 90 19 -19.0 0.0 | 77 11 -11.0 -2.6 13 635 3962 75 15 -14.5 -3.9 | 45 9 -6.5 -6.5 14 611 4267 85 15 -14.9 -1.3 | 61 8 -7.0 -3.9 15 567 4877 140 1 -0.6 0.8 | 284 8 7.3 -1.8 16 500 5890 50 5 -3.8 -3.2 | 324 7 4.2 -5.8 17 487 6096 40 4 -2.6 -3.1 | 316 8 5.4 -5.7 18 450 6706 55 3 -2.5 -1.7 | 308 7 5.5 -4.3 19 432 7010 120 10 -8.7 5.0 | 164 3 -0.7 2.4 20 400 7610 155 12 -5.1 10.9 | 199 9 2.9 8.3 21 399 7620 155 13 -5.5 11.8 | 195 10 2.5 9.2 22 368 8230 140 20 -12.9 15.3 | 159 14 -4.9 12.7 23 353 8534 130 26 -19.9 16.7 | 140 18 -11.9 14.1 24 339 8839 130 20 -15.3 12.9 | 144 13 -7.3 10.3 25 312 9449 75 19 -18.4 -4.9 | 54 13 -10.4 -7.5 26 300 9730 70 18 -16.9 -6.2 | 46 12 -8.9 -8.7 27 262 10668 35 18 -10.3 -14.7 | 8 17 -2.3 -17.3 28 250 11000 50 11 -8.4 -7.1 | 3 10 -0.4 -9.7 29 240 11278 50 12 -9.2 -7.7 | 7 10 -1.2 -10.3 30 229 11582 90 13 -13.0 0.0 | 63 6 -5.0 -2.6 31 219 11887 100 18 -17.7 3.1 | 93 10 -9.7 0.5 32 200 12490 260 5 4.9 0.9 | 278 13 12.9 -1.7 33 200 12497 270 2 2.0 -0.0 | 285 10 10.0 -2.6 34 190 12802 255 10 9.7 2.6 | 270 18 17.6 -0.0 35 181 13106 265 17 16.9 1.5 | 273 25 24.9 -1.1 36 172 13411 260 23 22.7 4.0 | 267 31 30.6 1.4 37 150 14280 265 18 17.9 1.6 | 272 26 25.9 -1.0 38 141 14630 255 15 14.5 3.9 | 267 23 22.5 1.3 39 134 14935 270 17 17.0 -0.0 | 276 25 25.0 -2.6 40 121 15545 240 19 16.5 9.5 | 254 25 24.4 6.9 41 115 15850 250 24 22.6 8.2 | 260 31 30.5 5.6 42 109 16137 225 16 11.3 11.3 | 246 21 19.3 8.7 43 109 16154 245 25 22.7 10.6 | 255 32 30.6 8.0 44 100 16620 275 6 6.0 -0.5 | 283 14 14.0 -3.1 45 98 16764 305 10 8.2 -5.7 | 297 18 16.2 -8.3 46 88 17374 320 23 14.8 -17.6 | 312 30 22.8 -20.2 47 83 17678 270 15 15.0 -0.0 | 276 23 23.0 -2.6 48 79 17983 245 26 23.6 11.0 | 255 33 31.5 8.4 49 75 18288 245 20 18.1 8.5 | 257 27 26.1 5.9 50 71 18593 265 15 14.9 1.3 | 273 23 22.9 -1.3 51 70 18660 280 25 24.6 -4.3 | 282 33 32.6 -6.9 52 64 19202 290 25 23.5 -8.6 | 289 33 31.5 -11.1 53 61 19507 260 19 18.7 3.3 | 268 27 26.7 0.7 54 58 19812 260 27 26.6 4.7 | 267 35 34.6 2.1 55 55 20117 250 11 10.3 3.8 | 266 18 18.3 1.2 56 52 20422 200 3 1.0 2.8 | 269 9 9.0 0.2 57 50 20640 90 18 -18.0 0.0 | 76 10 -10.0 -2.6 58 49 20726 110 13 -12.2 4.4 | 114 5 -4.2 1.9 59 47 21031 85 19 -18.9 -1.7 | 69 12 -10.9 -4.2 60 45 21336 95 30 -29.9 2.6 | 90 22 -21.9 0.0 61 42 21641 80 37 -36.4 -6.4 | 72 30 -28.5 -9.0 62 38 22250 100 54 -53.2 9.4 | 99 46 -45.2 6.8 63 30 23750 95 72 -71.7 6.3 | 93 64 -63.7 3.7 64 27 24412 95 80 -79.7 7.0 | 93 72 -71.7 4.4 65 25 24689 95 80 -79.7 7.0 | 93 72 -71.7 4.4 66 22 25298 90 68 -68.0 0.0 | 88 60 -60.0 -2.6 Wind Parameters Mean winds (0-6000m): 78.0 at 11.2 knts Storm direction: 108.0 at 8.4 knts Shear (0-3000m) pos: 2.4 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 61.9 deg Storm rel helicity (0-3000m) pos: 24.8 neg: -57.0 tot: -32.3 m^2/s^2 ave: -10.8 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 7.6 stream: -0.8 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 177.55 Bulk Shear: 8.25 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 61 18 35 14| 0.0 5.3 5.3| 14.9 -16.2 -1.3 -2.6 0.04| 11.3 0.5 1000 55 16 24 13| 0.0 2.4 2.4| 14.9 -41.0 -26.1 -26.1 -0.33| 10.1 -3.3 1500 52 14 15 11| 2.8 1.6 4.4| 14.9 -53.5 -38.6 -25.7 -0.42| 10.0 -4.2 2000 57 12 13 10| 2.4 1.2 3.7| 21.5 -53.5 -32.0 -16.0 -0.18| 9.3 -1.6 2500 66 12 24 8| 2.9 1.0 3.9| 24.8 -53.8 -29.0 -11.6 -0.07| 8.7 -0.6 3000 74 13 35 8| 2.4 0.8 3.2| 24.8 -57.0 -32.3 -10.8 -0.11| 7.6 -0.8 4000 78 14 46 8| 1.8 1.3 3.1| 24.8 -74.1 -49.3 -12.3 -0.21| 6.9 -1.4 5000 79 13 43 7| 1.8 1.0 2.9| 34.6 -74.1 -39.5 -7.9 -0.01| 7.5 -0.1 6000 78 11 31 6| 1.5 1.1 2.7| 40.8 -75.1 -34.3 -5.7 0.03| 6.8 0.2 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251020.00.gif