UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 27 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 177 1 925 827 SFC 906 997 10.6 8.2 85 2.4 9.2 160 2 291.9 293.2 286.5 313.4 7.55 3 850 1531 8.2 3.7 73 4.5 5.8 170 13 294.7 295.8 286.0 311.9 5.88 4 748 2576 2.2 -2.3 72 4.5 0.1 183 24 299.2 300.0 286.1 312.1 4.32 5 721 2872 -0.5 -4.2 76 3.7 -2.1 187 27 299.4 300.1 285.7 311.1 3.88 6 700 3108 -2.1 -6.2 73 4.1 -3.8 190 29 300.2 300.8 285.5 310.6 3.43 7 698 3131 -2.1 -6.2 73 4.1 -3.8 190 29 300.4 301.0 285.7 310.9 3.44 8 691 3211 -2.3 -8.3 63 6.0 -4.7 191 29 301.0 301.6 285.4 310.1 2.96 9 686 3269 -1.5 -10.5 50 9.0 -5.0 191 29 302.6 303.0 285.4 310.4 2.50 10 675 3398 -2.1 -14.1 39 12.0 -6.3 192 28 303.3 303.6 285.1 309.3 1.90 11 669 3469 -1.1 -15.1 34 14.0 -6.0 192 28 305.2 305.5 285.6 310.8 1.77 12 600 4330 -7.1 -21.1 32 14.0 -11.1 197 27 307.9 308.1 285.9 311.8 1.18 13 564 4812 -10.1 -20.1 44 10.0 -13.0 200 26 309.9 310.1 286.9 314.4 1.37 14 500 5730 -17.3 -28.3 38 11.0 -19.6 205 24 311.9 312.1 286.9 314.5 0.74 15 479 6050 -20.3 -32.3 33 12.0 -22.4 208 24 312.1 312.2 286.7 313.9 0.53 16 416 7079 -28.1 -39.1 34 11.0 -29.4 217 25 314.9 315.0 287.4 316.0 0.31 17 400 7360 -30.1 -41.1 33 11.0 -31.2 220 25 315.9 315.9 287.7 316.8 0.26 18 300 9350 -45.5 -56.5 28 11.0 -45.9 235 31 321.2 321.2 289.2 321.5 0.06 19 250 10540 -55.1 225 40 324.1 20 230 11068 -59.1 230 40 325.9 21 229 11095 -59.1 230 40 326.3 22 216 11460 -60.3 237 41 329.9 23 200 11940 -60.3 245 43 337.3 24 150 13750 -58.1 240 53 370.0 25 145 13962 -59.1 241 53 371.8 26 101 16190 -65.3 250 54 400.4 27 100 16250 -65.3 250 54 401.6 28 77 17850 -62.3 235 69 439.0 29 72 18265 -61.5 239 54 449.2 30 70 18440 -59.1 240 48 457.9 31 64 19002 -59.3 469.4 32 54 20070 -57.5 496.9 33 53 20188 -58.5 497.3 TRP 230 11068 -59.1 230 40 325.9 WND 77 17850 -62.3 235 69 439.0 Sounding variables and indices 1000-500 mb thick: 5553.00 m Freezing level: 726.00 mb = 2817.24 m = 9242.80 ft Wetbulb zero: 747.05 mb = 2586.42 m = 8485.52 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 54.58 % Est. max temperature: 17.35 C = 63.24 F Sfc-Lift cond lev (LCL): 873.66 mb = 1301.25 m = 4269.13 ft T: 9.23 C 700-500 lapse rate: 5.80 C/km ThetaE index: 1.58 C Layer 850.0- 748.0 mb Conv cond level (CCL): 756.57 mb = 2483.08 m = 8146.50 ft Mean mixing ratio: 6.17 g/kg Conv temperature: 17.33 C = 63.20 F Cap Strength: 4.15 C Lifted Index: 3.60 C Risk: None Lifted Index @300 mb: 6.60 C Lifted Index @700 mb: 0.93 C Showalter Index: 3.83 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 21.00 C K Index: 25.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 94.40 Risk: None Energy Index: 0.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.38 J/kg Max Up Vert Vel: 6.23 m/s Conv Inhibition (B-): 19214.52 J/kg Cap Strength: 4.09 C Lift Cond Lev (LCL): 806.16 mb = 1963.97 m = 6443.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 226 at 17 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 ---------------------------------------------------------- 0 906 997 160 2 -0.7 1.9 | 53 17 -13.2 -10.0 1 850 1531 170 13 -2.3 12.8 | 93 15 -14.8 0.9 2 700 3108 190 29 5.0 28.6 | 156 18 -7.5 16.6 3 500 5730 205 24 10.1 21.8 | 166 10 -2.4 9.8 4 400 7360 220 25 16.1 19.2 | 206 8 3.6 7.2 5 300 9350 235 31 25.4 17.8 | 246 14 12.9 5.9 6 250 10540 225 40 28.3 28.3 | 224 23 15.8 16.4 7 230 11068 230 40 30.6 25.7 | 233 23 18.1 13.8 8 200 11940 245 43 39.0 18.2 | 257 27 26.5 6.2 9 150 13750 240 53 45.9 26.5 | 246 36 33.4 14.6 10 100 16250 250 54 50.7 18.5 | 260 39 38.2 6.5 11 77 17850 235 69 56.5 39.6 | 238 52 44.0 27.7 12 70 18440 240 48 41.6 24.0 | 247 31 29.1 12.1 Wind Parameters Mean winds (0-6000m): 196.4 at 23.0 knts Storm direction: 226.4 at 17.3 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 106.8 deg Storm rel helicity (0-3000m) pos: 120.7 neg: 0.0 tot: 120.7 m^2/s^2 ave: 40.2 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.50 Bulk Shear: 38.51 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 ------------------------------------------------------------------------------- 500 169 7 71 15| 10.6 0.0 10.6| 41.3 0.0 41.3 82.7 0.98| 10.7 10.5 1000 172 11 86 14| 8.1 0.0 8.1| 63.6 0.0 63.6 63.6 0.99| 8.3 8.2 1500 176 14 99 14| 7.2 0.0 7.2| 85.8 0.0 85.8 57.2 0.99| 7.4 7.3 2000 181 17 113 13| 6.7 0.0 6.7|110.1 0.0 110.1 55.1 0.98| 7.1 6.9 2500 184 19 123 13| 5.5 0.0 5.5|118.2 0.0 118.2 47.3 0.95| 6.2 5.9 3000 186 21 130 13| 4.4 0.0 4.4|120.7 0.0 120.7 40.2 0.92| 5.4 5.0 4000 190 22 138 13| 3.1 0.0 3.1|124.4 0.0 124.4 31.1 0.86| 4.5 3.9 5000 193 23 144 13| 2.4 0.0 2.4|128.5 0.0 128.5 25.7 0.83| 3.9 3.3 6000 196 23 149 12| 2.0 0.0 2.0|137.2 0.0 137.2 22.9 0.84| 3.6 3.0 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251127.00.gif