UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112912.upa.cvt Date: 1200Z 29 NOV 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 29 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 100 1 925 757 SFC 899 997 13.6 7.6 67 6.0 10.2 155 23 295.6 296.9 287.7 316.8 7.30 3 850 1466 9.0 4.1 71 4.9 6.4 165 30 295.6 296.7 286.5 313.2 6.04 4 771 2266 2.2 0.6 89 1.6 1.4 185 38 296.6 297.5 286.0 311.9 5.19 5 709 2942 0.0 -2.7 82 2.7 -1.3 202 44 301.4 302.2 287.0 314.8 4.42 6 705 2988 0.4 -2.4 81 2.8 -0.9 204 44 302.3 303.1 287.5 316.1 4.55 7 700 3045 0.4 -3.2 77 3.6 -1.3 205 45 302.9 303.7 287.5 316.1 4.31 8 662 3490 -2.1 -6.8 70 4.7 -4.1 206 47 305.0 305.6 287.3 315.7 3.47 9 541 5058 -14.1 -16.9 79 2.8 -14.9 209 53 308.8 309.2 287.1 314.9 1.88 10 524 5299 -16.1 -20.1 71 4.0 -17.1 209 54 309.2 309.5 286.8 314.1 1.48 11 500 5650 -19.1 -24.1 65 5.0 -20.2 210 56 309.8 310.0 286.5 313.4 1.09 12 466 6172 -22.5 -26.4 70 3.9 -23.3 213 55 311.8 312.0 287.1 315.0 0.95 13 400 7280 -30.1 -33.3 74 3.2 -30.6 220 54 315.9 316.0 288.1 317.9 0.58 14 349 8241 -36.5 -41.4 60 4.9 -37.0 225 48 319.8 319.8 289.0 320.9 0.29 15 331 8606 -40.3 -45.1 60 4.8 -40.6 227 46 319.5 319.5 288.8 320.2 0.21 16 300 9270 -46.3 -51.0 59 4.7 -46.5 230 42 320.1 320.1 288.9 320.5 0.12 17 250 10460 -55.1 -60.1 54 5.0 -55.2 235 73 324.1 324.2 290.0 324.3 0.05 18 248 10511 -55.3 -60.3 54 5.0 -55.4 235 75 324.6 324.6 290.2 324.8 0.05 19 235 10855 -56.1 -62.1 47 6.0 -56.2 231 79 328.4 328.4 291.3 328.6 0.04 20 200 11880 -57.1 220 92 342.3 21 167 13014 -57.1 236 84 360.5 22 150 13690 -57.1 245 80 371.7 23 148 13775 -58.3 245 79 371.1 24 116 15303 -61.3 242 62 392.3 25 100 16220 -64.3 240 52 403.5 26 85 17220 -63.5 231 66 424.3 27 84 17293 -63.1 231 67 426.6 28 83 17367 -62.8 230 68 428.7 29 78 17753 -61.1 246 61 439.8 30 70 18430 -59.1 275 48 457.9 31 67 18702 -61.1 272 47 459.4 32 53 20144 -63.3 254 41 486.1 33 50 20500 -64.1 250 39 492.4 34 43 21423 -66.1 256 41 509.2 35 39 22024 -61.3 260 42 535.8 36 37 22355 -57.5 262 43 553.7 37 31 23473 -58.5 269 45 579.7 38 30 23680 -58.3 270 45 585.7 39 24 25085 -58.3 270 52 624.3 40 20 26230 -59.1 270 57 655.3 41 18 26887 -61.3 668.4 42 17 27246 -56.5 694.8 43 17 27246 -55.5 698.0 TRP 248 10511 -55.3 -60.3 54 5.0 -55.4 235 75 324.6 324.6 290.2 324.8 0.05 WND 83 17367 -62.8 230 68 428.7 Sounding variables and indices 1000-500 mb thick: 5550.00 m Freezing level: 693.92 mb = 3116.24 m = 10223.77 ft Wetbulb zero: 738.20 mb = 2616.74 m = 8584.99 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 76.15 % Est. max temperature: 16.16 C = 61.08 F Sfc-Lift cond lev (LCL): 821.31 mb = 1747.59 m = 5733.50 ft T: 6.61 C 700-500 lapse rate: 7.49 C/km ThetaE index: 4.92 C Layer 850.0- 709.0 mb Conv cond level (CCL): 783.04 mb = 2139.00 m = 7017.63 ft Mean mixing ratio: 6.20 g/kg Conv temperature: 14.41 C = 57.94 F Cap Strength: 2.92 C Lifted Index: 0.86 C Risk: Showers probable Lifted Index @300 mb: 4.72 C Lifted Index @700 mb: 2.67 C Showalter Index: 1.21 C Risk: Showers probable Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 23.20 C K Index: 28.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 324.59 Risk: Showers and thunderstorms possible Energy Index: 0.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.59 J/kg Max Up Vert Vel: 2.28 m/s Conv Inhibition (B-): 41245.27 J/kg Cap Strength: 2.88 C Lift Cond Lev (LCL): 790.86 mb = 2057.43 m = 6750.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 at 35 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 ---------------------------------------------------------- 0 899 997 155 23 -9.7 20.8 | 91 38 -38.0 0.4 1 850 1466 165 30 -7.8 29.0 | 103 37 -36.1 8.5 2 700 3045 205 45 19.0 40.8 | 155 22 -9.3 20.3 3 500 5650 210 56 28.0 48.5 | 179 28 -0.3 28.0 4 400 7280 220 54 34.7 41.4 | 197 22 6.4 20.9 5 300 9270 230 42 32.2 27.0 | 211 8 3.9 6.5 6 250 10460 235 73 59.8 41.9 | 236 38 31.5 21.4 7 248 10511 235 75 61.4 43.0 | 236 40 33.1 22.6 8 200 11880 220 92 59.1 70.5 | 212 59 30.8 50.0 9 150 13690 245 80 72.5 33.8 | 253 46 44.2 13.4 10 100 16220 240 52 45.0 26.0 | 252 18 16.7 5.5 11 83 17367 230 68 52.1 43.7 | 226 33 23.8 23.3 12 70 18430 275 48 47.8 -4.2 | 322 31 19.5 -24.6 13 50 20500 250 39 36.6 13.3 | 310 11 8.3 -7.1 14 30 23680 270 45 45.0 -0.0 | 321 26 16.7 -20.5 15 20 26230 270 57 57.0 -0.0 | 305 35 28.7 -20.5 Wind Parameters Mean winds (0-6000m): 204.1 at 46.6 knts Storm direction: 234.1 at 34.9 knts Shear (0-3000m) pos: 6.7 neg: 0.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 74.6 deg Storm rel helicity (0-3000m) pos: 313.4 neg: 0.0 tot: 313.4 m^2/s^2 ave: 104.5 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 6.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 141.16 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 ------------------------------------------------------------------------------- 500 161 27 97 37| 9.1 0.0 9.1| 87.3 0.0 87.3 174.6 0.99| 9.1 9.0 1000 167 30 104 36| 8.6 0.0 8.6|157.1 0.0 157.1 157.1 0.93| 9.0 8.4 1500 175 32 111 33| 8.6 0.0 8.6|222.4 0.0 222.4 148.3 0.91| 9.3 8.4 2000 183 35 119 30| 8.8 0.0 8.8|283.7 0.0 283.7 141.8 0.90| 9.7 8.7 2500 189 37 125 28| 7.6 0.0 7.6|300.7 0.0 300.7 120.3 0.90| 8.3 7.5 3000 193 39 131 26| 6.7 0.0 6.7|313.4 0.0 313.4 104.5 0.90| 7.3 6.6 4000 198 42 141 25| 5.6 0.0 5.6|339.8 0.0 339.8 84.9 0.90| 6.1 5.5 5000 201 45 150 25| 4.9 0.0 4.9|369.1 0.0 369.1 73.8 0.89| 5.4 4.8 6000 204 47 157 24| 4.2 0.0 4.2|399.6 0.0 399.6 66.6 0.88| 5.0 4.4 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251129.12.gif