UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 11 DEC 25 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 169 1 925 806 SFC 893 1094 5.2 2.9 85 2.3 4.1 0 0 287.5 288.4 282.4 302.5 5.28 3 850 1496 2.4 0.0 84 2.4 1.3 290 5 288.7 289.5 282.0 301.6 4.50 4 700 3045 -5.9 -7.8 86 1.9 -6.6 275 3 296.0 296.5 283.4 305.1 3.03 5 659 3515 -9.5 -11.4 86 1.9 -10.1 280 6 297.0 297.5 283.2 304.4 2.42 6 590 4362 -13.9 -15.7 86 1.8 -14.5 290 10 301.5 301.8 284.4 307.5 1.91 7 500 5600 -21.9 -23.6 86 1.7 -22.2 305 17 306.3 306.6 285.4 310.1 1.14 8 480 5900 -23.9 -25.8 84 1.9 -24.2 300 17 307.5 307.7 285.6 310.7 0.97 9 400 7210 -33.5 -36.1 77 2.6 -33.8 275 17 311.4 311.5 286.4 313.0 0.44 10 389 7404 -35.5 -38.0 78 2.5 -35.7 273 18 311.3 311.4 286.2 312.6 0.37 11 300 9150 -50.9 -54.4 66 3.5 -51.0 255 27 313.6 313.6 286.7 313.9 0.08 12 252 10260 -59.7 -64.0 57 4.3 -59.7 275 23 316.6 316.6 287.6 316.7 0.03 13 250 10310 -59.9 -64.2 57 4.3 -60.0 280 23 317.0 317.0 287.8 317.1 0.03 14 244 10463 -59.5 -64.0 56 4.5 -59.6 285 23 319.8 319.8 288.7 319.9 0.03 15 200 11720 -57.1 -62.1 53 5.0 -57.2 325 21 342.3 342.4 294.9 342.5 0.04 16 178 12458 -56.3 327 21 355.3 17 156 13293 -57.5 329 21 366.9 18 150 13540 -58.3 330 21 369.6 19 124 14745 -57.3 323 20 392.1 20 100 16100 -59.9 315 19 412.0 21 87 16961 -63.5 319 18 421.5 22 80 17479 -60.9 321 18 437.1 23 70 18310 -59.7 325 17 456.7 24 67 18583 -61.3 322 18 459.0 25 62 19066 -60.9 318 20 470.1 26 50 20400 -62.5 305 24 496.2 27 47 20784 -61.1 306 25 508.4 28 30 23570 -62.7 315 33 573.7 29 29 23781 -61.1 312 34 583.7 30 21 25811 -57.7 280 40 650.4 31 20 26120 -58.5 275 41 657.1 32 17 27145 -58.5 273 46 688.4 33 13 28870 -50.1 269 53 772.4 34 11 29958 -52.5 266 58 801.4 35 10 30570 -55.9 265 61 810.9 36 8.7 31456 -55.9 843.8 37 8.0 31995 -51.9 275 81 880.2 38 7.8 32159 -50.7 891.4 TRP 252 10260 -59.7 -64.0 57 4.3 -59.7 275 23 316.6 316.6 287.6 316.7 0.03 WND 8.0 31995 -51.9 275 81 880.2 Sounding variables and indices 1000-500 mb thick: 5431.00 m Freezing level: 806.63 mb = 1943.90 m = 6377.56 ft Wetbulb zero: 825.18 mb = 1732.42 m = 5683.73 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 85.72 % Est. max temperature: 11.22 C = 52.19 F Sfc-Lift cond lev (LCL): 861.91 mb = 1382.67 m = 4536.25 ft T: 3.19 C 700-500 lapse rate: 6.26 C/km ThetaE index: 0.92 C Layer 850.0- 700.0 mb Conv cond level (CCL): 781.74 mb = 2163.90 m = 7099.32 ft Mean mixing ratio: 4.49 g/kg Conv temperature: 9.37 C = 48.87 F Cap Strength: 3.78 C Lifted Index: 5.62 C Risk: None Lifted Index @300 mb: 8.26 C Lifted Index @700 mb: 2.34 C Showalter Index: 5.97 C Risk: None Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.90 C K Index: 22.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 27.00 Risk: None Energy Index: 1.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.12 J/kg Max Up Vert Vel: 5.50 m/s Conv Inhibition (B-): 58306.89 J/kg Cap Strength: 5.55 C Lift Cond Lev (LCL): 812.28 mb = 1858.12 m = 6096.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 7 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 ---------------------------------------------------------- 0 893 1094 0 0 -0.0 -0.0 | 145 7 -4.3 6.0 1 850 1496 290 5 4.7 -1.7 | 185 4 0.4 4.3 2 700 3045 275 3 3.0 -0.3 | 167 6 -1.3 5.8 3 500 5600 305 17 13.9 -9.8 | 291 10 9.6 -3.7 4 400 7210 275 17 16.9 -1.5 | 250 13 12.6 4.6 5 300 9150 255 27 26.1 7.0 | 239 25 21.8 13.0 6 252 10260 275 23 22.9 -2.0 | 258 19 18.6 4.0 7 250 10310 280 23 22.7 -4.0 | 264 18 18.4 2.0 8 200 11720 325 21 12.0 -17.2 | 325 14 7.7 -11.2 9 150 13540 330 21 10.5 -18.2 | 333 14 6.2 -12.2 10 100 16100 315 19 13.4 -13.4 | 309 12 9.1 -7.4 11 70 18310 325 17 9.8 -13.9 | 325 10 5.5 -7.9 12 50 20400 305 24 19.7 -13.8 | 297 17 15.4 -7.7 13 30 23570 315 33 23.3 -23.3 | 312 26 19.0 -17.3 14 20 26120 275 41 40.8 -3.6 | 266 37 36.5 2.5 15 10 30570 265 61 60.8 5.3 | 259 58 56.5 11.3 Wind Parameters Mean winds (0-6000m): 294.5 at 9.9 knts Storm direction: 324.5 at 7.4 knts Shear (0-3000m) pos: 1.0 neg: 0.6 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -2.8 tot: 8.9 m^2/s^2 ave: 3.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.37 Bulk Shear: 6.37 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 ------------------------------------------------------------------------------- 500 290 3 163 5| 0.0 5.0 5.0| 3.8 -0.8 2.9 5.9 0.47| 6.3 2.9 1000 288 4 171 5| 0.0 2.2 2.2| 3.8 -1.5 2.3 2.3 0.34| 3.5 1.2 1500 286 4 173 5| 0.0 1.2 1.2| 3.8 -2.2 1.6 1.1 0.24| 2.6 0.6 2000 285 4 172 5| 0.0 0.8 0.8| 4.1 -2.8 1.2 0.6 0.19| 2.2 0.4 2500 284 4 174 5| 0.6 0.7 1.2| 7.9 -2.8 5.0 2.0 0.38| 2.3 0.9 3000 285 4 180 5| 1.0 0.6 1.5| 11.7 -2.8 8.9 3.0 0.51| 2.4 1.2 4000 292 6 202 4| 1.5 0.4 1.9| 20.6 -2.8 17.8 4.4 0.61| 2.6 1.6 5000 298 8 235 4| 1.5 0.5 2.0| 26.4 -10.2 16.2 3.2 0.47| 2.7 1.2 6000 295 10 248 5| 1.2 0.8 2.0| 26.4 -26.5 -0.1 -0.0 0.22| 2.7 0.6 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20251211.00.gif