UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 15 OCT 25 Station: LTBM WMO ident: 17240 Latitude: 37.75 Longitude: 30.55 Elevation: 997.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 178 1 925 823 SFC 906 997 8.4 4.7 77 3.7 6.5 190 3 289.6 290.7 284.0 306.5 5.91 3 905 1006 8.4 4.7 77 3.7 6.5 193 3 289.7 290.7 284.0 306.6 5.92 4 884 1199 9.4 0.4 53 9.0 5.0 250 4 292.7 293.5 283.7 305.7 4.45 5 882 1218 9.6 0.6 53 9.0 5.2 255 4 293.1 293.9 283.9 306.3 4.53 6 876 1274 8.6 -0.4 53 9.0 4.3 272 4 292.6 293.4 283.4 305.0 4.24 7 850 1522 8.8 -1.2 49 10.0 4.0 345 5 295.4 296.1 284.4 307.5 4.12 8 787 2157 6.6 -0.4 61 7.0 3.1 309 7 299.6 300.4 286.6 313.7 4.72 9 728 2793 2.2 -4.8 60 7.0 -0.9 273 9 301.5 302.2 286.3 312.7 3.67 10 712 2972 1.2 -8.8 47 10.0 -2.9 263 10 302.3 302.8 285.7 310.9 2.76 11 700 3109 0.2 -11.8 40 12.0 -4.3 255 10 302.7 303.1 285.2 309.6 2.21 12 684 3294 0.0 -25.0 13 25.0 -6.8 256 11 304.5 304.6 284.1 306.9 0.73 13 659 3592 -0.9 -26.9 12 26.0 -7.7 258 14 306.7 306.9 284.9 308.9 0.64 14 613 4166 -4.5 -22.5 23 18.0 -9.6 261 18 309.0 309.2 286.2 312.4 1.02 15 529 5311 -11.7 -37.7 10 26.0 -16.3 267 27 313.7 313.7 287.0 314.7 0.28 16 500 5740 -15.3 -40.3 10 25.0 -19.1 270 31 314.4 314.4 287.2 315.2 0.23 17 472 6172 -18.9 -39.9 14 21.0 -21.9 270 33 315.1 315.2 287.5 316.1 0.25 18 400 7380 -28.7 -46.7 16 18.0 -30.3 270 37 317.7 317.7 288.2 318.2 0.14 19 357 8189 -34.3 -55.3 10 21.0 -35.5 268 40 320.7 320.7 289.0 320.9 0.06 20 300 9390 -42.3 265 44 325.7 21 250 10590 -51.5 265 48 329.5 22 220 11413 -55.5 255 51 335.6 23 217 11500 -55.7 255 51 336.6 24 200 12020 -55.5 255 52 344.9 25 150 13840 -57.7 250 63 370.7 26 127 14887 -60.3 255 69 384.0 27 125 14987 -60.3 255 70 385.7 28 100 16380 -60.7 250 44 410.4 29 70 18600 -61.9 265 28 452.0 30 61 19450 -60.5 263 31 473.2 31 50 20680 -61.7 260 36 498.1 32 49 20805 -61.7 259 36 501.0 33 41 21918 -57.9 254 33 536.6 34 30 23900 -55.1 245 27 594.4 35 23 25594 -55.1 268 22 641.4 36 20 26490 -52.5 280 20 675.5 37 18 27172 -53.7 275 21 692.4 38 16 27936 -50.7 269 22 725.9 39 11 30392 -49.3 250 26 813.1 40 10 31020 -47.9 245 27 840.7 41 9.0 31720 -44.7 878.8 42 7.3 33136 -39.9 952.6 43 5.0 35746 -35.5 1081.5 44 4.5 36490 -28.1 -63.1 2 35.0 -49.4 1149.3 1150.5 333.6 1174.7 1.76 TRP 220 11413 -55.5 255 51 335.6 WND 125 14987 -60.3 255 70 385.7 Sounding variables and indices 1000-500 mb thick: 5562.00 m Freezing level: 684.00 mb = 3294.25 m = 10807.79 ft Wetbulb zero: 741.39 mb = 2644.23 m = 8675.19 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 33.35 % Est. max temperature: 19.07 C = 66.33 F Sfc-Lift cond lev (LCL): 856.26 mb = 1461.67 m = 4795.43 ft T: 8.75 C 700-500 lapse rate: 5.89 C/km ThetaE index: 6.79 C Layer 728.0- 659.0 mb Conv cond level (CCL): 613.18 mb = 4163.39 m = 13659.23 ft Mean mixing ratio: 4.48 g/kg Conv temperature: 27.25 C = 81.06 F Cap Strength: 8.73 C Lifted Index: 8.47 C Risk: None Lifted Index @300 mb: 12.93 C Lifted Index @700 mb: 5.45 C Showalter Index: 8.59 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 14.10 C K Index: 10.90 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.87 J/kg Max Up Vert Vel: 8.11 m/s Conv Inhibition (B-): 63967.61 J/kg Cap Strength: 8.69 C Lift Cond Lev (LCL): 750.46 mb = 2545.12 m = 8350.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 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 ---------------------------------------------------------- 0 906 997 190 3 0.5 3.0 | 130 15 -11.6 9.8 1 850 1522 345 5 1.3 -4.8 | 100 11 -10.9 2.0 2 700 3109 255 10 9.7 2.6 | 165 10 -2.5 9.4 3 500 5740 270 31 31.0 -0.0 | 250 20 18.8 6.8 4 400 7380 270 37 37.0 -0.0 | 255 26 24.8 6.8 5 300 9390 265 44 43.8 3.8 | 251 33 31.7 10.7 6 250 10590 265 48 47.8 4.2 | 253 37 35.7 11.0 7 220 11413 255 51 49.3 13.2 | 242 42 37.1 20.0 8 200 12020 255 52 50.2 13.5 | 242 43 38.1 20.3 9 150 13840 250 63 59.2 21.5 | 239 55 47.0 28.4 10 125 14987 255 70 67.6 18.1 | 246 61 55.5 24.9 11 100 16380 250 44 41.3 15.0 | 233 36 29.2 21.9 12 70 18600 265 28 27.9 2.4 | 239 18 15.7 9.3 13 50 20680 260 36 35.5 6.3 | 241 27 23.3 13.1 14 30 23900 245 27 24.5 11.4 | 214 22 12.3 18.2 15 20 26490 280 20 19.7 -3.5 | 246 8 7.5 3.4 16 10 31020 245 27 24.5 11.4 | 214 22 12.3 18.2 Wind Parameters Mean winds (0-6000m): 269.3 at 18.6 knts Storm direction: 299.3 at 13.9 knts Shear (0-3000m) pos: 1.6 neg: 2.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 75.5 deg Storm rel helicity (0-3000m) pos: 36.6 neg: -15.7 tot: 20.9 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.99 Bulk Shear: 33.18 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 ------------------------------------------------------------------------------- 500 310 4 115 10| 7.8 0.0 7.8| 3.2 -14.5 -11.3 -22.6 -0.45| 10.6 -4.7 1000 327 5 106 10| 3.9 1.3 5.2| 4.7 -15.7 -11.0 -11.0 -0.33| 6.9 -2.3 1500 311 6 112 9| 2.6 2.1 4.7| 10.4 -15.7 -5.3 -3.5 -0.07| 5.9 -0.4 2000 289 6 128 8| 2.0 2.5 4.5| 17.1 -15.7 1.3 0.7 0.11| 5.6 0.6 2500 276 7 141 8| 1.6 2.7 4.3| 26.1 -15.7 10.4 4.1 0.23| 5.4 1.2 3000 270 9 152 8| 1.6 2.3 3.8| 36.6 -15.7 20.9 7.0 0.33| 5.2 1.7 4000 267 12 177 7| 2.1 1.7 3.8| 59.7 -15.7 43.9 11.0 0.43| 4.9 2.1 5000 269 15 204 8| 2.4 1.4 3.7| 81.7 -15.7 66.0 13.2 0.47| 4.7 2.2 6000 269 19 222 10| 2.0 1.4 3.4| 88.3 -15.7 72.6 12.1 0.46| 4.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251015.00.gif