UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 23 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 62 1 925 742 SFC 888 1094 23.8 4.8 29 19.0 12.7 310 3 307.2 308.3 290.5 325.8 6.08 3 862 1355 21.2 6.2 38 15.0 12.3 320 6 307.1 308.4 291.2 328.2 6.91 4 850 1477 19.8 4.8 37 15.0 11.1 325 7 306.9 308.1 290.6 326.3 6.35 5 700 3092 3.4 -6.6 48 10.0 -1.0 245 24 306.2 306.9 287.6 316.6 3.33 6 571 4708 -10.1 -16.1 61 6.0 -12.0 245 37 308.8 309.1 287.1 314.9 1.91 7 562 4830 -11.1 -16.1 67 5.0 -12.7 245 38 309.0 309.4 287.2 315.3 1.94 8 529 5293 -14.3 -27.3 32 13.0 -17.1 245 42 310.6 310.7 286.5 313.2 0.77 9 505 5645 -16.3 -28.3 35 12.0 -18.8 245 45 312.3 312.4 287.0 314.8 0.73 10 500 5720 -16.9 -28.9 35 12.0 -19.3 245 46 312.4 312.6 287.1 314.8 0.70 11 416 7078 -26.3 -47.3 12 21.0 -28.3 253 50 317.2 317.3 288.0 317.7 0.13 12 400 7360 -29.1 -49.1 13 20.0 -30.7 255 51 317.2 317.2 287.9 317.6 0.11 13 365 8007 -33.7 -50.7 16 17.0 -34.8 255 55 319.4 319.5 288.7 319.8 0.10 14 309 9151 -42.1 -54.1 26 12.0 -42.6 255 63 323.3 323.3 289.9 323.6 0.08 15 300 9350 -44.1 -56.1 25 12.0 -44.6 255 64 323.2 323.2 289.8 323.5 0.06 16 252 10499 -53.5 -63.5 28 10.0 -53.7 260 69 325.8 325.8 290.5 325.9 0.03 17 250 10550 -53.7 -63.7 28 10.0 -53.9 260 68 326.2 326.2 290.7 326.3 0.03 18 245 10680 -53.1 -64.1 25 11.0 -53.3 258 69 329.0 329.0 291.5 329.1 0.03 19 224 11259 -53.2 -64.1 25 10.9 -53.4 250 71 337.4 337.4 293.7 337.6 0.03 20 200 11990 -53.3 265 65 348.4 21 191 12288 -51.1 266 64 356.5 22 150 13850 -54.3 270 58 376.5 23 134 14567 -57.5 269 47 383.2 24 100 16400 -60.7 265 19 410.4 25 99 16463 -60.1 265 19 412.8 26 84 17476 -65.5 272 22 421.7 27 78 17929 -64.1 275 24 433.6 28 70 18590 -65.5 280 26 444.3 29 68 18767 -63.7 267 25 451.8 30 64 19141 -59.7 240 21 468.5 31 56 19966 -63.3 181 15 478.5 32 50 20660 -64.1 130 9 492.4 33 47 21041 -63.9 147 9 501.7 34 30 23850 -56.9 270 13 589.5 35 26 24759 -56.5 274 15 615.3 36 20 26440 -52.9 280 19 674.3 37 15 28303 -53.5 284 28 730.1 38 11 30337 -46.5 289 37 823.2 39 10 30970 -47.7 290 40 841.5 40 9.8 31104 -45.5 854.6 41 7.5 32910 -39.7 946.1 TRP 252 10499 -53.5 -63.5 28 10.0 -53.7 260 69 325.8 325.8 290.5 325.9 0.03 WND 224 11259 -53.2 -64.1 25 10.9 -53.4 250 71 337.4 337.4 293.7 337.6 0.03 Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 667.51 mb = 3498.87 m = 11479.11 ft Wetbulb zero: 712.80 mb = 2941.28 m = 9649.76 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 46.70 % Est. max temperature: 23.14 C = 73.65 F Sfc-Lift cond lev (LCL): 670.07 mb = 3438.52 m = 11281.10 ft T: 0.50 C 700-500 lapse rate: 7.72 C/km ThetaE index: 13.26 C Layer 850.0- 562.0 mb Conv cond level (CCL): 671.47 mb = 3422.07 m = 11227.13 ft Mean mixing ratio: 5.99 g/kg Conv temperature: 23.43 C = 74.17 F Cap Strength: -0.07 C Lifted Index: -3.30 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.70 C Lifted Index @700 mb: -0.61 C Showalter Index: -3.85 C Risk: Severe thunderstorms possible Total Totals Index: 58.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 36.70 C Cross Totals Index: 21.70 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 305.60 Risk: Showers and thunderstorms possible Energy Index: -2.30 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 580.41 J/kg Max Up Vert Vel: 34.07 m/s Conv Inhibition (B-): 2.26 J/kg Cap Strength: 0.27 C Lift Cond Lev (LCL): 670.44 mb = 3434.24 m = 11267.06 ft Lev Free Conv (LFC): 665.44 mb = 3493.61 m = 11461.84 ft Equ Level (EL): 265.44 mb = 10156.41 m = 33321.13 ft B at Equ Level: 577.70 J/kg Max Parcel Lev (MPL): 195.44 mb = 12139.53 m = 39827.36 ft Wind level data Storm motion: 279 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 ---------------------------------------------------------- 0 888 1094 310 3 2.3 -1.9 | 95 21 -21.0 1.7 1 850 1477 325 7 4.0 -5.7 | 84 19 -19.3 -2.1 2 700 3092 245 24 21.8 10.1 | 174 14 -1.5 13.8 3 500 5720 245 46 41.7 19.4 | 219 30 18.4 23.1 4 400 7360 255 51 49.3 13.2 | 237 31 26.0 16.8 5 300 9350 255 64 61.8 16.6 | 242 43 38.5 20.2 6 252 10499 260 69 68.0 12.0 | 251 47 44.7 15.6 7 250 10550 260 68 67.0 11.8 | 251 46 43.7 15.4 8 224 11259 250 71 66.7 24.3 | 237 52 43.4 27.9 9 200 11990 265 65 64.8 5.7 | 257 42 41.5 9.3 10 150 13850 270 58 58.0 -0.0 | 264 35 34.7 3.6 11 100 16400 265 19 18.9 1.7 | 140 7 -4.4 5.3 12 70 18590 280 26 25.6 -4.5 | 291 2 2.3 -0.9 13 50 20660 130 9 -6.9 5.8 | 107 32 -30.2 9.4 14 30 23850 270 13 13.0 -0.0 | 109 11 -10.3 3.6 15 20 26440 280 19 18.7 -3.3 | 94 5 -4.6 0.3 16 10 30970 290 40 37.6 -13.7 | 305 17 14.3 -10.1 Wind Parameters Mean winds (0-6000m): 248.8 at 31.4 knts Storm direction: 278.8 at 23.6 knts Shear (0-3000m) pos: 0.9 neg: 5.3 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 104.6 deg Storm rel helicity (0-3000m) pos: 53.9 neg: -27.2 tot: 26.7 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.4 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 4.81 Bulk Shear: 120.62 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 ------------------------------------------------------------------------------- 500 321 6 88 20| 5.4 0.0 5.4| 0.0 -23.3 -23.3 -46.6 -0.79| 5.8 -4.6 1000 309 8 85 17| 2.7 3.6 6.3| 0.9 -27.2 -26.4 -26.4 -0.40| 6.5 -2.6 1500 288 11 91 13| 1.8 5.1 6.9| 12.3 -27.2 -15.0 -10.0 0.04| 7.3 0.3 2000 264 14 117 11| 1.4 6.0 7.3| 24.8 -27.2 -2.4 -1.2 0.22| 8.2 1.8 2500 257 16 133 10| 1.1 5.6 6.7| 39.4 -27.2 12.1 4.8 0.29| 7.5 2.2 3000 254 18 147 10| 0.9 5.3 6.3| 53.9 -27.2 26.7 8.9 0.34| 6.9 2.4 4000 250 23 172 12| 0.7 5.1 5.7| 83.0 -27.2 55.8 13.9 0.39| 6.3 2.4 5000 248 28 190 14| 0.8 4.5 5.3|118.2 -27.2 90.9 18.2 0.42| 5.8 2.4 6000 249 31 202 16| 1.2 3.7 4.9|165.6 -27.2 138.3 23.1 0.48| 5.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250423.12.gif