UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112512.upa.cvt Date: 1200Z 25 NOV 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 25 NOV 25 Station: LTBM WMO ident: 17240 Latitude: 37.75 Longitude: 30.55 Elevation: 997.00 ------------------------------------------------------------------------------- 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 132 1 925 797 SFC 904 997 16.6 8.6 59 8.0 11.9 175 5 298.2 299.6 289.0 321.0 7.77 3 865 1367 13.0 3.0 51 10.0 7.6 196 9 298.3 299.3 286.9 314.5 5.49 4 850 1512 11.6 1.6 50 10.0 6.4 205 11 298.3 299.2 286.5 313.3 5.05 5 717 2905 0.0 -9.0 51 9.0 -3.6 223 5 300.4 300.9 284.8 308.7 2.70 6 700 3097 -1.3 -13.3 40 12.0 -5.5 225 4 301.0 301.4 284.2 307.2 1.96 7 595 4374 -9.7 -46.7 3 37.0 -14.9 256 9 305.6 305.6 283.8 306.0 0.10 8 565 4771 -13.1 -44.1 5 31.0 -17.3 266 10 306.2 306.2 284.1 306.7 0.13 9 500 5690 -20.7 -44.7 10 24.0 -23.4 290 14 307.8 307.8 284.7 308.3 0.14 10 478 6022 -22.3 -55.3 3 33.0 -25.0 291 17 309.8 309.8 285.3 310.0 0.04 11 409 7152 -30.1 -64.1 2 34.0 -31.8 295 28 313.9 313.9 286.7 313.9 0.02 12 400 7310 -30.9 295 30 314.8 13 341 8424 -39.5 -59.5 10 20.0 -40.3 295 26 317.8 317.8 288.1 318.0 0.04 14 300 9290 -45.9 295 23 320.7 15 250 10480 -54.5 285 25 325.0 16 242 10689 -54.1 280 24 328.7 17 232 10959 -55.7 279 28 330.2 18 200 11900 -57.7 275 44 341.4 19 178 12634 -57.3 257 40 353.6 20 159 13351 -54.7 239 37 369.6 21 150 13720 -57.7 230 35 370.7 22 129 14676 -58.9 234 46 384.9 23 105 15973 -59.4 240 62 407.2 24 102 16156 -59.5 243 57 410.4 25 100 16280 -60.3 245 54 411.2 26 70 18500 -60.9 235 59 454.1 27 58 19673 -60.5 221 48 480.1 28 53 20236 -60.3 214 43 493.1 29 50 20600 -60.5 210 40 500.9 30 43 21534 -63.1 219 40 516.6 31 38 22303 -58.9 226 41 545.9 32 31 23583 -58.3 238 41 580.2 33 30 23790 -57.7 240 41 587.3 34 27 24454 -56.5 245 44 608.7 35 21 26064 -50.9 258 52 670.9 36 20 26380 -51.9 260 54 677.3 37 14 28671 -53.9 257 69 743.3 38 12 29666 -50.1 256 75 790.2 39 11 30236 -48.1 256 79 817.4 40 10 30860 -49.7 255 83 834.0 41 8.4 32006 -47.9 883.7 42 7.4 32838 -49.9 908.2 43 6.2 33998 -48.9 959.6 44 6.1 34105 -49.5 961.5 TRP 242 10689 -54.1 280 24 328.7 WND 105 15973 -59.4 240 62 407.2 Sounding variables and indices 1000-500 mb thick: 5558.00 m Freezing level: 717.00 mb = 2905.12 m = 9531.11 ft Wetbulb zero: 764.46 mb = 2380.38 m = 7809.55 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 29.71 % Est. max temperature: 18.16 C = 64.69 F Sfc-Lift cond lev (LCL): 801.99 mb = 1987.97 m = 6522.12 ft T: 7.64 C 700-500 lapse rate: 7.48 C/km ThetaE index: 15.05 C Layer 865.0- 565.0 mb Conv cond level (CCL): 721.03 mb = 2859.27 m = 9380.69 ft Mean mixing ratio: 5.46 g/kg Conv temperature: 18.66 C = 65.58 F Cap Strength: 1.46 C Lifted Index: -1.24 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.59 C Lifted Index @700 mb: 0.61 C Showalter Index: -0.45 C Risk: Thunderstorms probable Total Totals Index: 54.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.30 C Cross Totals Index: 22.30 C K Index: 21.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 167.20 Risk: None Energy Index: -0.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.36 J/kg Max Up Vert Vel: 9.53 m/s Conv Inhibition (B-): 60.85 J/kg Cap Strength: 1.46 C Lift Cond Lev (LCL): 740.60 mb = 2639.95 m = 8661.13 ft Lev Free Conv (LFC): 575.60 mb = 4628.25 m = 15184.37 ft Equ Level (EL): 455.60 mb = 6369.89 m = 20898.33 ft B at Equ Level: 44.61 J/kg Max Parcel Lev (MPL): 385.60 mb = 7565.90 m = 24822.20 ft Wind level data Storm motion: 300 at 8 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 ---------------------------------------------------------- 0 904 997 175 5 -0.4 5.0 | 140 12 -7.7 9.2 1 850 1512 205 11 4.6 10.0 | 170 14 -2.6 14.2 2 700 3097 225 4 2.8 2.8 | 148 8 -4.4 7.0 3 500 5690 290 14 13.2 -4.8 | 276 6 5.9 -0.6 4 400 7310 295 30 27.2 -12.7 | 293 22 19.9 -8.5 5 300 9290 295 23 20.8 -9.7 | 292 15 13.6 -5.5 6 250 10480 285 25 24.1 -6.5 | 278 17 16.9 -2.3 7 242 10689 280 24 23.6 -4.2 | 270 16 16.4 0.0 8 200 11900 275 44 43.8 -3.8 | 269 37 36.6 0.4 9 150 13720 230 35 26.8 22.5 | 216 33 19.6 26.7 10 105 15973 240 62 53.7 31.0 | 233 58 46.4 35.2 11 100 16280 245 54 48.9 22.8 | 237 50 41.7 27.0 12 70 18500 235 59 48.3 33.8 | 227 56 41.1 38.0 13 50 20600 210 40 20.0 34.6 | 198 41 12.8 38.8 14 30 23790 240 41 35.5 20.5 | 229 38 28.3 24.7 15 20 26380 260 54 53.2 9.4 | 254 48 45.9 13.6 16 10 30860 255 83 80.2 21.5 | 251 77 72.9 25.7 Wind Parameters Mean winds (0-6000m): 270.1 at 11.2 knts Storm direction: 300.1 at 8.4 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 37.2 deg Storm rel helicity (0-3000m) pos: 32.3 neg: -9.9 tot: 22.3 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.44 Bulk Shear: 18.62 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 ------------------------------------------------------------------------------- 500 195 8 156 13| 7.1 0.0 7.1| 23.5 0.0 23.5 47.0 0.94| 7.3 6.8 1000 202 9 163 13| 2.9 0.0 2.9| 24.2 -1.6 22.5 22.5 0.67| 4.9 3.3 1500 205 9 163 12| 1.5 0.0 1.5| 24.2 -4.9 19.3 12.9 0.44| 4.1 1.8 2000 207 8 161 12| 1.0 0.0 1.0| 24.2 -9.0 15.1 7.6 0.25| 3.6 0.9 2500 209 7 160 11| 1.1 0.0 1.1| 27.8 -9.9 17.9 7.2 0.29| 3.4 1.0 3000 214 7 162 11| 1.3 0.0 1.3| 32.3 -9.9 22.3 7.4 0.38| 3.2 1.2 4000 232 8 172 9| 1.7 0.0 1.7| 41.1 -9.9 31.2 7.8 0.51| 3.1 1.6 5000 254 9 191 7| 2.0 0.0 2.0| 49.5 -9.9 39.5 7.9 0.56| 3.3 1.8 6000 270 11 223 6| 2.5 0.0 2.5| 56.8 -9.9 46.8 7.8 0.48| 3.6 1.7 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251125.12.gif