UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 27 APR 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 134 1 925 775 SFC 890 1094 6.8 5.0 88 1.8 5.9 0 0 289.4 290.5 284.1 306.9 6.15 3 855 1422 6.4 1.4 70 5.0 3.9 273 10 292.4 293.2 284.1 306.7 4.95 4 850 1470 6.4 1.4 70 5.0 3.9 260 12 292.9 293.7 284.3 307.3 4.98 5 802 1947 5.2 1.2 75 4.0 3.2 264 12 296.5 297.4 285.9 311.8 5.21 6 774 2237 3.4 0.2 80 3.2 1.8 267 12 297.6 298.5 286.2 312.4 5.02 7 700 3044 -3.7 -4.8 92 1.1 -4.2 275 12 298.4 299.1 285.2 309.9 3.82 8 660 3507 -7.7 -10.5 80 2.8 -8.7 272 13 298.9 299.4 284.1 306.9 2.60 9 653 3590 -7.5 -11.3 74 3.8 -8.8 272 13 300.1 300.5 284.4 307.7 2.47 10 629 3882 -7.9 -13.9 62 6.0 -9.9 270 14 302.9 303.2 285.1 309.4 2.07 11 578 4538 -10.5 -31.5 16 21.0 -14.7 266 15 307.2 307.3 284.9 308.9 0.47 12 557 4822 -12.5 -34.5 14 22.0 -16.5 265 16 308.1 308.2 285.1 309.4 0.37 13 500 5640 -18.1 -35.1 21 17.0 -20.8 260 18 311.0 311.0 286.2 312.3 0.39 14 420 6914 -28.9 -42.9 25 14.0 -30.3 244 23 313.0 313.1 286.6 313.8 0.21 15 400 7260 -32.1 -47.1 21 15.0 -33.3 240 25 313.3 313.3 286.6 313.8 0.14 16 357 8052 -36.9 -49.9 25 13.0 -37.7 248 38 317.2 317.2 287.9 317.6 0.11 17 329 8614 -38.1 -55.1 15 17.0 -38.9 254 48 323.0 323.0 289.8 323.3 0.07 18 307 9085 -42.5 -59.5 14 17.0 -43.1 258 56 323.3 323.3 289.8 323.5 0.04 19 300 9240 -43.3 -59.3 16 16.0 -43.9 260 59 324.3 324.3 290.1 324.5 0.04 20 250 10450 -50.7 255 56 330.7 21 232 10933 -53.9 250 56 333.0 22 216 11391 -55.3 250 66 337.7 23 201 11848 -56.7 259 55 342.5 24 200 11880 -56.9 260 54 342.7 25 168 12986 -56.9 260 47 360.2 26 150 13710 -54.1 260 42 376.9 27 139 14201 -54.3 257 39 384.8 28 118 15248 -57.5 251 34 397.4 29 107 15871 -56.3 248 30 410.9 30 100 16300 -58.7 245 28 414.3 31 93 16759 -57.5 246 25 425.4 32 70 18550 -60.3 250 14 455.4 33 62 19307 -59.3 225 15 473.7 34 53 20287 -59.5 192 17 494.9 35 50 20650 -60.7 180 18 500.4 36 44 21449 -59.7 199 16 521.5 37 32 23458 -56.3 246 10 580.3 38 30 23870 -54.9 255 9 595.0 39 20 26470 -54.1 275 14 670.6 40 16 27908 -52.7 269 16 719.3 41 12 29788 -47.7 260 18 798.7 42 10 31010 -41.3 255 20 865.4 43 9.7 31217 -41.9 870.7 44 9.1 31649 -42.5 884.4 TRP 232 10933 -53.9 250 56 333.0 WND 216 11391 -55.3 250 66 337.7 Sounding variables and indices 1000-500 mb thick: 5506.00 m Freezing level: 738.56 mb = 2623.52 m = 8607.24 ft Wetbulb zero: 751.49 mb = 2474.15 m = 8117.19 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 57.92 % Est. max temperature: 15.04 C = 59.08 F Sfc-Lift cond lev (LCL): 865.77 mb = 1319.71 m = 4329.69 ft T: 6.52 C 700-500 lapse rate: 5.55 C/km ThetaE index: 5.53 C Layer 700.0- 653.0 mb Conv cond level (CCL): 739.53 mb = 2602.93 m = 8539.68 ft Mean mixing ratio: 5.25 g/kg Conv temperature: 15.05 C = 59.09 F Cap Strength: 4.36 C Lifted Index: 4.97 C Risk: None Lifted Index @300 mb: 11.17 C Lifted Index @700 mb: 0.97 C Showalter Index: 5.90 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.50 C K Index: 24.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 58.80 Risk: None Energy Index: 1.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.98 J/kg Max Up Vert Vel: 7.87 m/s Conv Inhibition (B-): 49632.18 J/kg Cap Strength: 4.84 C Lift Cond Lev (LCL): 787.87 mb = 2092.17 m = 6863.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 11 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 ---------------------------------------------------------- 0 890 1094 0 0 -0.0 -0.0 | 110 11 -10.7 4.0 1 850 1470 260 12 11.8 2.1 | 190 6 1.1 6.1 2 700 3044 275 12 12.0 -1.0 | 202 3 1.2 3.0 3 500 5640 260 18 17.7 3.1 | 224 10 7.0 7.1 4 400 7260 240 25 21.7 12.5 | 213 20 10.9 16.5 5 300 9240 260 59 58.1 10.2 | 253 49 47.4 14.2 6 250 10450 255 56 54.1 14.5 | 247 47 43.3 18.5 7 232 10933 250 56 52.6 19.2 | 241 48 41.9 23.2 8 216 11391 250 66 62.0 22.6 | 243 58 51.3 26.6 9 200 11880 260 54 53.2 9.4 | 253 44 42.4 13.4 10 150 13710 260 42 41.4 7.3 | 250 33 30.6 11.3 11 100 16300 245 28 25.4 11.8 | 223 22 14.6 15.8 12 70 18550 250 14 13.2 4.8 | 195 9 2.4 8.8 13 50 20650 180 18 0.0 18.0 | 154 24 -10.7 22.0 14 30 23870 255 9 8.7 2.3 | 162 7 -2.0 6.3 15 20 26470 275 14 13.9 -1.2 | 229 4 3.2 2.8 16 10 31010 255 20 19.3 5.2 | 223 13 8.6 9.2 Wind Parameters Mean winds (0-6000m): 260.4 at 15.3 knts Storm direction: 290.4 at 11.5 knts Shear (0-3000m) pos: 0.5 neg: 2.5 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 110.4 deg Storm rel helicity (0-3000m) pos: 8.8 neg: -7.9 tot: 0.9 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.77 Bulk Shear: 8.22 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 ------------------------------------------------------------------------------- 500 260 7 147 6| 0.0 12.3 12.3| 6.2 -7.9 -1.6 -3.3 0.25| 17.5 4.4 1000 262 10 168 5| 0.5 6.2 6.7| 6.7 -7.9 -1.2 -1.2 0.25| 9.3 2.3 1500 265 10 176 5| 0.7 4.1 4.8| 7.1 -7.9 -0.8 -0.5 0.26| 6.5 1.7 2000 267 11 182 5| 0.7 3.1 3.8| 7.4 -7.9 -0.5 -0.2 0.26| 5.1 1.3 2500 268 11 186 4| 0.6 2.7 3.3| 8.1 -7.9 0.3 0.1 0.28| 4.4 1.2 3000 269 12 192 4| 0.5 2.5 3.0| 8.8 -7.9 0.9 0.3 0.28| 3.9 1.1 4000 268 13 203 5| 0.4 2.2 2.6| 9.5 -7.9 1.6 0.4 0.27| 3.3 0.9 5000 265 14 210 6| 0.3 2.1 2.4| 9.6 -9.3 0.3 0.1 0.22| 3.1 0.7 6000 260 15 213 8| 0.2 2.2 2.4| 9.6 -17.8 -8.3 -1.4 0.12| 3.1 0.4 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250427.00.gif