UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 17 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 184 1 925 810 SFC 893 1094 0.6 0.1 96 0.5 0.4 210 1 282.8 283.5 279.0 294.8 4.31 3 859 1405 1.2 -3.6 70 4.8 -0.8 245 16 286.5 287.1 279.7 296.3 3.41 4 850 1489 1.2 -3.6 70 4.8 -0.8 255 20 287.4 288.0 280.1 297.3 3.44 5 833 1652 -0.3 -4.5 73 4.2 -2.0 254 21 287.5 288.1 280.0 297.0 3.28 6 700 3024 -9.5 -11.2 87 1.7 -10.1 250 25 292.0 292.4 280.8 298.9 2.32 7 608 4100 -16.5 -18.9 82 2.4 -17.1 258 36 295.9 296.2 281.4 300.3 1.41 8 541 4967 -23.3 -26.0 78 2.7 -23.8 265 46 297.8 298.0 281.5 300.6 0.85 9 500 5540 -27.5 -30.4 76 2.9 -27.9 270 52 299.5 299.6 282.0 301.5 0.61 10 454 6234 -30.3 -35.0 63 4.7 -30.9 270 63 304.4 304.5 283.7 305.9 0.43 11 447 6345 -31.1 -36.1 61 5.0 -31.6 270 65 304.7 304.8 283.8 306.1 0.39 12 400 7130 -35.3 -44.3 39 9.0 -36.0 270 78 309.1 309.1 285.2 309.8 0.19 13 396 7200 -36.1 -45.1 39 9.0 -36.7 270 78 309.0 309.0 285.2 309.6 0.17 14 372 7631 -39.1 -45.1 53 6.0 -39.5 271 81 310.6 310.6 285.8 311.2 0.18 15 300 9070 -50.1 -56.1 49 6.0 -50.3 275 91 314.7 314.7 287.1 315.0 0.06 16 283 9449 -53.1 -59.6 45 6.6 -53.2 275 93 315.7 315.7 287.4 315.9 0.04 17 270 9751 -55.5 -62.5 41 7.0 -55.6 275 83 316.5 316.5 287.6 316.6 0.03 18 269 9775 -55.5 -62.5 41 7.0 -55.6 275 83 316.8 316.9 287.8 317.0 0.03 19 250 10240 -58.3 265 78 319.4 20 239 10525 -59.3 268 74 322.0 21 206 11471 -56.5 278 62 340.4 22 200 11660 -57.1 280 59 342.3 23 161 13047 -54.1 276 51 369.3 24 150 13500 -56.5 275 49 372.7 25 143 13804 -55.3 277 48 380.0 26 100 16070 -58.3 290 43 415.1 27 70 18300 -62.1 290 21 451.5 28 64 18853 -61.3 294 21 465.0 29 60 19252 -61.3 297 21 473.7 30 50 20370 -65.1 305 20 490.1 31 48 20620 -64.1 298 20 498.2 32 34 22762 -59.3 241 15 562.5 33 30 23550 -58.3 220 14 585.7 34 26 24452 -58.3 252 15 610.2 35 20 26120 -54.3 310 17 670.0 36 11 29984 -49.5 353 34 812.3 37 10 30610 -47.3 360 37 843.0 38 8.9 31390 -42.1 891.6 39 6.6 33431 -38.1 988.0 40 6.1 33977 -35.1 1023.4 41 5.8 34329 -34.3 1041.8 42 4.9 35507 -35.1 1089.6 TRP 270 9751 -55.5 -62.5 41 7.0 -55.6 275 83 316.5 316.5 287.6 316.6 0.03 WND 283 9449 -53.1 -59.6 45 6.6 -53.2 275 93 315.7 315.7 287.4 315.9 0.04 Sounding variables and indices 1000-500 mb thick: 5356.00 m Freezing level: 836.40 mb = 1619.09 m = 5311.92 ft Wetbulb zero: 882.23 mb = 1191.13 m = 3907.85 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 80.61 % Est. max temperature: 8.06 C = 46.51 F Sfc-Lift cond lev (LCL): 885.99 mb = 1157.03 m = 3795.97 ft T: 0.72 C 700-500 lapse rate: 7.15 C/km ThetaE index: 0.36 C Layer 833.0- 700.0 mb Conv cond level (CCL): 760.40 mb = 2371.09 m = 7779.07 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 7.49 C = 45.47 F Cap Strength: 3.16 C Lifted Index: 3.83 C Risk: None Lifted Index @300 mb: 12.87 C Lifted Index @700 mb: 1.91 C Showalter Index: 3.36 C Risk: None Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 23.90 C K Index: 23.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 164.00 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.87 J/kg Max Up Vert Vel: 6.76 m/s Conv Inhibition (B-): 83805.72 J/kg Cap Strength: 3.73 C Lift Cond Lev (LCL): 795.46 mb = 2015.37 m = 6612.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 30 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 210 1 0.5 0.9 | 117 30 -26.8 13.4 1 850 1489 255 20 19.3 5.2 | 156 19 -8.0 17.7 2 700 3024 250 25 23.5 8.6 | 170 21 -3.8 21.1 3 500 5540 270 52 52.0 -0.0 | 243 28 24.7 12.5 4 400 7130 270 78 78.0 -0.0 | 256 52 50.7 12.5 5 300 9070 275 91 90.7 -7.9 | 266 64 63.4 4.6 6 283 9449 275 93 92.6 -8.1 | 266 66 65.4 4.4 7 270 9751 275 83 82.7 -7.2 | 265 56 55.4 5.3 8 250 10240 265 78 77.7 6.8 | 249 54 50.4 19.3 9 200 11660 280 59 58.1 -10.2 | 266 31 30.8 2.3 10 150 13500 275 49 48.8 -4.3 | 249 23 21.5 8.3 11 100 16070 290 43 40.4 -14.7 | 279 13 13.1 -2.2 12 70 18300 290 21 19.7 -7.2 | 125 9 -7.5 5.4 13 50 20370 305 20 16.4 -11.5 | 96 11 -10.9 1.1 14 30 23550 220 14 9.0 10.7 | 142 30 -18.3 23.3 15 20 26120 310 17 13.0 -10.9 | 96 14 -14.2 1.6 16 10 30610 360 37 -0.0 -37.0 | 48 37 -27.3 -24.5 Wind Parameters Mean winds (0-6000m): 264.7 at 40.0 knts Storm direction: 294.7 at 30.0 knts Shear (0-3000m) pos: 5.3 neg: 1.0 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 86.6 deg Storm rel helicity (0-3000m) pos: 216.4 neg: 0.0 tot: 216.4 m^2/s^2 ave: 72.1 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 6.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.22 Bulk Shear: 103.29 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 ------------------------------------------------------------------------------- 500 254 12 136 22| 20.2 0.0 20.2|122.8 0.0 122.8 245.6 0.84| 22.0 18.5 1000 254 17 147 21| 10.1 0.9 11.0|131.5 0.0 131.5 131.5 0.85| 11.9 10.1 1500 253 19 153 20| 6.7 1.2 7.9|140.1 0.0 140.1 93.4 0.86| 8.5 7.3 2000 252 20 157 20| 5.1 1.5 6.5|151.9 0.0 151.9 75.9 0.86| 7.0 6.0 2500 252 22 161 20| 5.2 1.2 6.3|183.7 0.0 183.7 73.5 0.88| 6.8 6.0 3000 254 24 167 20| 5.3 1.0 6.2|216.4 0.0 216.4 72.1 0.90| 6.6 6.0 4000 258 28 182 19| 5.4 0.7 6.1|287.3 0.0 287.3 71.8 0.91| 6.6 6.0 5000 262 34 199 18| 4.9 1.4 6.3|352.9 0.0 352.9 70.6 0.84| 6.8 5.7 6000 265 40 218 21| 4.1 2.5 6.6|407.2 0.0 407.2 67.9 0.73| 7.0 5.1 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20260117.00.gif