UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010900.upa.cvt Date: 0000Z 9 JAN 26 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 9 JAN 26 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 74 1 925 710 SFC 882 1094 4.8 4.1 95 0.7 4.4 290 8 288.1 289.1 283.2 304.6 5.82 3 850 1399 2.4 1.1 91 1.3 1.8 275 23 288.7 289.5 282.4 302.6 4.87 4 847 1428 3.0 1.7 91 1.3 2.4 274 23 289.6 290.5 283.1 304.2 5.11 5 728 2640 -4.1 -5.6 89 1.5 -4.7 231 33 294.6 295.2 283.4 304.9 3.46 6 700 2949 -5.3 -7.1 87 1.8 -6.0 220 35 296.6 297.2 283.9 306.2 3.20 7 646 3577 -8.1 -10.0 86 1.9 -8.8 219 38 300.3 300.8 284.9 308.8 2.77 8 500 5520 -21.3 -24.0 79 2.7 -21.9 215 46 307.1 307.3 285.5 310.7 1.10 9 437 6507 -29.1 -31.8 77 2.7 -29.5 212 75 309.2 309.4 285.8 311.3 0.61 10 400 7140 -32.5 -35.4 75 2.9 -32.9 210 94 312.7 312.8 286.9 314.4 0.47 11 387 7372 -34.5 -37.6 73 3.1 -34.8 212 97 313.1 313.2 286.9 314.5 0.39 12 306 8969 -48.3 -52.3 63 4.0 -48.4 225 116 315.5 315.5 287.3 315.9 0.10 13 300 9100 -48.1 -52.2 62 4.1 -48.3 230 121 317.6 317.6 288.1 317.9 0.10 14 296 9189 -48.1 -52.4 61 4.3 -48.3 231 120 318.8 318.8 288.5 319.2 0.10 15 250 10300 -50.5 -55.1 58 4.6 -50.7 240 113 331.0 331.0 292.1 331.3 0.09 16 200 11750 -53.3 -58.0 56 4.7 -53.4 245 90 348.4 348.4 296.3 348.7 0.08 17 190 12083 -51.1 -56.1 55 5.0 -51.3 249 84 357.0 357.1 298.2 357.5 0.10 18 180 12434 -51.5 -58.5 43 7.0 -51.8 254 79 362.0 362.0 299.1 362.3 0.08 19 151 13577 -51.5 -64.5 20 13.0 -52.0 269 60 380.6 380.6 302.4 380.8 0.04 20 150 13620 -50.3 -63.3 20 13.0 -50.8 270 59 383.4 383.4 302.8 383.6 0.05 21 108 15699 -63.3 262 58 396.6 22 100 16170 -64.3 260 58 403.5 23 80 17539 -62.6 260 72 433.6 24 77 17775 -62.3 267 54 439.0 25 70 18370 -57.3 285 10 461.8 26 69 18461 -58.1 283 11 462.0 27 55 19864 -65.1 253 21 476.9 28 50 20450 -61.3 240 25 499.0 29 49 20575 -61.5 242 25 501.4 30 41 21675 -64.1 256 22 521.2 31 38 22148 -57.3 261 20 550.0 32 31 23434 -58.3 277 17 580.2 33 30 23640 -58.3 280 16 585.7 34 24 25050 -57.1 266 17 627.8 35 22 25605 -54.1 261 18 652.5 36 20 26220 -52.1 255 18 676.7 37 19 26551 -53.3 683.0 38 18 26900 -52.5 696.1 TRP 306 8969 -48.3 -52.3 63 4.0 -48.4 225 116 315.5 315.5 287.3 315.9 0.10 WND 80 17539 -62.6 260 72 433.6 Sounding variables and indices 1000-500 mb thick: 5446.00 m Freezing level: 796.72 mb = 1939.84 m = 6364.22 ft Wetbulb zero: 807.33 mb = 1811.71 m = 5943.87 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 86.27 % Est. max temperature: 10.90 C = 51.63 F Sfc-Lift cond lev (LCL): 872.55 mb = 1182.92 m = 3880.94 ft T: 4.10 C 700-500 lapse rate: 6.22 C/km ThetaE index: 2.03 C Layer 850.0- 847.0 mb Conv cond level (CCL): 797.84 mb = 1906.35 m = 6254.36 ft Mean mixing ratio: 4.87 g/kg Conv temperature: 8.15 C = 46.67 F Cap Strength: 3.31 C Lifted Index: 4.87 C Risk: None Lifted Index @300 mb: 9.71 C Lifted Index @700 mb: 1.83 C Showalter Index: 5.87 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.40 C K Index: 23.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 105.20 Risk: None Energy Index: 1.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.58 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 41446.67 J/kg Cap Strength: 4.78 C Lift Cond Lev (LCL): 815.41 mb = 1732.02 m = 5682.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 33 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 ---------------------------------------------------------- 0 882 1094 290 8 7.5 -2.7 | 58 28 -23.6 -14.6 1 850 1399 275 23 22.9 -2.0 | 31 16 -8.2 -13.9 2 700 2949 220 35 22.5 26.8 | 150 17 -8.6 14.9 3 500 5520 215 46 26.4 37.7 | 170 26 -4.7 25.8 4 400 7140 210 94 47.0 81.4 | 193 71 15.9 69.5 5 306 8969 225 116 82.0 82.0 | 216 87 50.9 70.2 6 300 9100 230 121 92.7 77.8 | 223 90 61.6 65.9 7 250 10300 240 113 97.9 56.5 | 236 80 66.7 44.6 8 200 11750 245 90 81.6 38.0 | 243 57 50.4 26.2 9 150 13620 270 59 59.0 -0.0 | 293 30 27.9 -11.9 10 100 16170 260 58 57.1 10.1 | 274 26 26.0 -1.8 11 80 17539 260 72 70.9 12.5 | 269 40 39.8 0.6 12 70 18370 285 10 9.7 -2.6 | 56 26 -21.5 -14.5 13 50 20450 240 25 21.7 12.5 | 94 9 -9.5 0.6 14 30 23640 280 16 15.8 -2.8 | 46 21 -15.4 -14.6 15 20 26220 255 18 17.4 4.7 | 62 16 -13.7 -7.2 Wind Parameters Mean winds (0-6000m): 219.1 at 44.4 knts Storm direction: 249.1 at 33.3 knts Shear (0-3000m) pos: 0.0 neg: 6.6 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 103.0 deg Storm rel helicity (0-3000m) pos: 40.6 neg: -59.7 tot: -19.1 m^2/s^2 ave: -6.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 184.94 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 ------------------------------------------------------------------------------- 500 275 19 43 19| 0.0 17.8 17.8| 0.4 -59.7 -59.3 -118.7 -0.55| 19.3-10.6 1000 265 23 41 13| 0.0 11.7 11.7| 7.9 -59.7 -51.8 -51.8 -0.23| 14.3 -3.3 1500 254 25 55 8| 0.0 9.9 9.9| 18.7 -59.7 -41.0 -27.3 0.03| 13.1 0.4 2000 243 27 96 7| 0.0 8.7 8.7| 24.6 -59.7 -35.1 -17.6 0.06| 12.0 0.7 2500 237 29 122 8| 0.0 7.4 7.4| 32.7 -59.7 -27.0 -10.8 0.09| 10.0 0.9 3000 232 31 136 10| 0.0 6.6 6.6| 40.6 -59.7 -19.1 -6.4 0.12| 8.7 1.0 4000 227 34 150 13| 0.0 5.5 5.5| 55.5 -59.7 -4.2 -1.0 0.15| 7.1 1.1 5000 223 37 159 16| 0.0 6.3 6.3|135.1 -59.7 75.4 15.1 0.24| 7.7 1.8 6000 219 44 172 23| 0.0 7.9 7.9|235.9 -59.7 176.2 29.4 0.24| 9.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20260109.00.gif