UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 25 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 58 1 925 720 SFC 885 1094 16.0 5.0 48 11.0 9.9 270 6 299.4 300.6 288.0 317.8 6.18 3 850 1436 12.4 2.4 50 10.0 7.1 250 24 299.1 300.1 287.1 315.1 5.35 4 802 1921 9.2 1.2 57 8.0 5.1 243 26 300.7 301.7 287.5 316.4 5.21 5 700 3031 -0.3 -5.3 69 5.0 -2.5 225 32 302.2 302.8 286.5 313.4 3.68 6 653 3582 -5.1 -8.8 75 3.7 -6.5 230 32 302.8 303.4 286.1 312.1 3.01 7 651 3606 -5.3 -8.5 78 3.2 -6.5 230 32 302.8 303.4 286.2 312.4 3.09 8 566 4691 -11.9 -18.9 56 7.0 -13.9 241 33 307.4 307.7 286.2 312.4 1.52 9 546 4966 -13.1 -19.1 61 6.0 -14.8 243 33 309.2 309.5 286.8 314.2 1.55 10 500 5630 -18.7 -24.7 59 6.0 -20.0 250 34 310.2 310.4 286.6 313.7 1.03 11 434 6673 -26.3 -36.3 38 10.0 -27.6 253 37 313.4 313.5 287.0 314.8 0.40 12 400 7260 -30.9 -43.9 27 13.0 -32.1 255 38 314.8 314.9 287.3 315.5 0.19 13 373 7752 -35.7 -45.7 35 10.0 -36.4 253 36 314.8 314.9 287.2 315.5 0.17 14 300 9230 -48.3 -57.3 35 9.0 -48.6 245 29 317.3 317.3 287.9 317.5 0.06 15 298 9274 -48.7 -58.7 30 10.0 -49.0 245 30 317.3 317.3 287.9 317.5 0.05 16 276 9774 -50.5 -61.5 26 11.0 -50.8 245 48 321.8 321.8 289.3 321.9 0.04 17 253 10342 -49.1 245 69 331.9 18 250 10420 -49.7 245 72 332.2 19 243 10606 -50.1 245 76 334.4 20 200 11870 -52.5 245 60 349.6 21 155 13510 -53.9 236 55 373.7 22 150 13720 -53.7 235 54 377.5 23 131 14587 -54.9 237 54 390.3 24 127 14785 -55.7 237 54 392.3 25 118 15255 -54.1 238 53 403.6 26 105 16000 -55.9 239 53 413.9 27 100 16310 -55.9 240 53 419.7 28 73 18296 -57.7 205 17 455.4 29 70 18560 -58.3 200 12 459.7 30 59 19647 -61.1 190 10 476.4 31 50 20690 -60.9 180 9 500.0 32 46 21204 -61.7 187 9 510.1 33 33 23271 -57.5 213 11 572.1 34 30 23870 -58.3 220 11 585.7 35 28 24305 -56.7 223 11 601.8 36 25 25023 -56.1 229 10 623.4 37 21 26129 -56.5 238 9 654.0 38 20 26440 -54.3 240 9 670.0 39 17 27484 -53.3 705.0 40 10 30954 -46.5 846.0 TRP 298 9274 -48.7 -58.7 30 10.0 -49.0 245 30 317.3 317.3 287.9 317.5 0.05 WND 243 10606 -50.1 245 76 334.4 Sounding variables and indices 1000-500 mb thick: 5572.00 m Freezing level: 703.22 mb = 2995.95 m = 9829.13 ft Wetbulb zero: 733.73 mb = 2647.02 m = 8684.33 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 62.53 % Est. max temperature: 18.18 C = 64.72 F Sfc-Lift cond lev (LCL): 750.19 mb = 2466.05 m = 8090.61 ft T: 4.54 C 700-500 lapse rate: 7.08 C/km ThetaE index: 4.26 C Layer 700.0- 651.0 mb Conv cond level (CCL): 701.59 mb = 3012.44 m = 9883.22 ft Mean mixing ratio: 5.41 g/kg Conv temperature: 18.61 C = 65.49 F Cap Strength: 1.78 C Lifted Index: -0.03 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.25 C Lifted Index @700 mb: 1.00 C Showalter Index: 0.50 C Risk: Thunderstorms probable Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 21.10 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 174.80 Risk: None Energy Index: -0.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.90 J/kg Max Up Vert Vel: 6.31 m/s Conv Inhibition (B-): 58.93 J/kg Cap Strength: 1.78 C Lift Cond Lev (LCL): 724.09 mb = 2754.93 m = 9038.39 ft Lev Free Conv (LFC): 659.09 mb = 3508.50 m = 11510.68 ft Equ Level (EL): 569.09 mb = 4649.15 m = 15252.94 ft B at Equ Level: 19.80 J/kg Max Parcel Lev (MPL): 439.09 mb = 6587.51 m = 21612.31 ft Wind level data Storm motion: 272 at 24 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 ---------------------------------------------------------- 0 885 1094 270 6 6.0 -0.0 | 93 18 -17.6 0.9 1 850 1436 250 24 22.6 8.2 | 173 9 -1.1 9.1 2 700 3031 225 32 22.6 22.6 | 178 24 -1.0 23.5 3 500 5630 250 34 31.9 11.6 | 214 15 8.3 12.5 4 400 7260 255 38 36.7 9.8 | 231 17 13.1 10.7 5 300 9230 245 29 26.3 12.3 | 191 13 2.7 13.1 6 298 9274 245 30 27.2 12.7 | 195 14 3.6 13.5 7 250 10420 245 72 65.3 30.4 | 233 52 41.6 31.3 8 243 10606 245 76 68.9 32.1 | 234 56 45.3 33.0 9 200 11870 245 60 54.4 25.4 | 230 40 30.8 26.2 10 150 13720 235 54 44.2 31.0 | 213 38 20.6 31.8 11 100 16310 240 53 45.9 26.5 | 219 35 22.3 27.4 12 70 18560 200 12 4.1 11.3 | 122 23 -19.5 12.1 13 50 20690 180 9 0.0 9.0 | 113 26 -23.6 9.9 14 30 23870 220 11 7.1 8.4 | 119 19 -16.5 9.3 15 20 26440 240 9 7.8 4.5 | 109 17 -15.8 5.4 Wind Parameters Mean winds (0-6000m): 242.1 at 31.5 knts Storm direction: 272.1 at 23.6 knts Shear (0-3000m) pos: 0.9 neg: 4.8 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 96.9 deg Storm rel helicity (0-3000m) pos: 62.3 neg: -4.4 tot: 57.9 m^2/s^2 ave: 19.3 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 26.80 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 ------------------------------------------------------------------------------- 500 252 18 134 9| 0.0 19.9 19.9| 34.0 0.0 34.0 67.9 0.68| 20.8 14.2 1000 247 22 160 10| 0.0 11.5 11.5| 36.4 0.0 36.4 36.4 0.59| 12.7 7.5 1500 242 24 169 12| 0.0 8.7 8.7| 36.6 -0.8 35.8 23.9 0.49| 10.0 4.9 2000 237 26 173 15| 0.0 7.2 7.2| 37.7 -4.4 33.4 16.7 0.42| 8.6 3.6 2500 235 27 175 16| 0.6 5.8 6.3| 50.4 -4.4 46.0 18.4 0.45| 7.4 3.3 3000 235 28 177 17| 0.9 4.8 5.8| 62.3 -4.4 57.9 19.3 0.47| 6.7 3.1 4000 236 29 183 17| 1.4 3.6 5.0| 84.3 -4.4 79.9 20.0 0.51| 5.7 2.9 5000 239 30 189 17| 1.6 2.9 4.5|100.7 -4.4 96.4 19.3 0.55| 5.0 2.8 6000 242 32 195 16| 1.6 2.4 4.0|113.0 -4.4 108.6 18.1 0.57| 4.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250425.12.gif