UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101323.upa.cvt Date: 2300Z 13 OCT 25 Searching for DTTA... Searching the city database file for: DTTA ... Date:2300Z 13 OCT 25 Station: DTTA WMO ident: 60715 Latitude: 36.83 Longitude: 10.23 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1016 4 23.8 16.8 65 7.0 19.1 150 5 295.6 297.8 291.7 329.9 11.92 1 1015 14 24.4 17.4 65 7.0 19.7 152 5 296.3 298.5 292.3 332.1 12.41 2 1000 164 23.2 16.2 65 7.0 18.5 175 11 296.4 298.5 291.7 330.0 11.66 3 941 693 22.0 12.0 53 10.0 15.7 183 13 300.3 302.0 291.2 328.0 9.40 4 925 842 20.8 11.8 56 9.0 15.1 185 13 300.6 302.3 291.3 328.4 9.44 5 850 1565 14.8 7.8 63 7.0 10.6 230 8 301.6 303.1 290.2 324.9 7.83 6 762 2478 7.2 3.4 77 3.8 5.1 283 14 303.0 304.2 289.5 322.3 6.42 7 739 2730 5.0 2.1 81 2.9 3.5 298 15 303.3 304.4 289.2 321.5 6.03 8 700 3171 2.4 -5.6 55 8.0 -1.2 325 18 305.1 305.8 287.5 316.3 3.60 9 673 3487 0.0 -6.0 64 6.0 -2.6 321 18 305.9 306.6 287.8 317.2 3.63 10 602 4369 -5.7 -12.7 58 7.0 -8.2 309 18 309.2 309.7 287.7 316.9 2.39 11 600 4395 -5.9 -12.9 58 7.0 -8.4 309 18 309.3 309.7 287.7 316.9 2.36 12 570 4795 -7.9 -15.9 53 8.0 -10.6 304 19 311.5 311.9 288.1 317.8 1.94 13 516 5561 -12.9 -20.9 51 8.0 -15.2 293 19 314.5 314.7 288.5 319.2 1.40 14 500 5800 -14.7 -28.7 29 14.0 -17.7 290 19 315.1 315.3 287.9 317.6 0.72 15 498 5830 -14.9 -28.9 29 14.0 -17.9 290 19 315.2 315.4 288.0 317.7 0.70 16 486 6014 -16.5 -24.5 50 8.0 -18.4 288 19 315.5 315.7 288.5 319.2 1.08 17 467 6312 -18.5 -30.5 34 12.0 -20.8 285 19 316.6 316.7 288.3 318.9 0.65 18 444 6687 -20.5 -40.5 15 20.0 -23.3 282 20 318.7 318.7 288.6 319.6 0.25 19 413 7218 -24.7 -43.7 15 19.0 -26.9 277 20 319.9 320.0 288.9 320.7 0.19 20 400 7450 -26.3 -37.3 35 11.0 -27.8 275 20 320.8 320.9 289.4 322.2 0.39 21 398 7486 -26.5 -36.5 38 10.0 -27.9 275 20 321.0 321.1 289.5 322.5 0.42 22 391 7614 -27.5 -35.5 46 8.0 -28.6 274 20 321.3 321.4 289.7 323.1 0.48 23 380 7819 -29.1 -40.1 34 11.0 -30.4 273 21 321.9 321.9 289.7 323.0 0.31 24 325 8915 -38.3 -42.0 68 3.7 -38.6 268 24 323.9 323.9 290.3 325.0 0.29 25 300 9460 -43.1 -46.5 69 3.4 -43.3 265 26 324.6 324.7 290.4 325.4 0.20 26 297 9527 -43.7 -47.8 64 4.1 -43.9 265 26 324.7 324.7 290.4 325.4 0.17 27 250 10660 -52.1 -60.1 38 8.0 -52.3 260 32 328.6 328.6 291.4 328.8 0.05 28 209 11804 -59.5 -66.5 40 7.0 -59.6 265 38 334.3 334.3 292.9 334.4 0.02 29 200 12080 -59.5 -68.5 30 9.0 -59.6 260 35 338.5 338.5 294.0 338.6 0.02 30 187 12499 -59.9 -68.9 30 9.0 -60.0 261 34 344.5 344.5 295.4 344.5 0.02 31 150 13870 -60.9 -74.9 14 14.0 -61.0 265 31 365.2 365.2 299.7 365.2 0.01 32 100 16380 -61.1 -82.1 5 21.0 -61.3 265 26 409.7 409.7 306.5 409.7 0.00 33 77 17987 -62.7 254 27 438.1 34 71 18483 -63.9 251 27 445.9 35 70 18570 -63.7 250 27 448.1 36 50 20650 -61.3 255 14 499.0 37 42 21739 -59.3 252 17 529.5 38 40 22046 -58.3 251 17 539.4 39 36 22708 -59.9 249 19 551.8 40 30 23850 -59.1 245 22 583.5 41 27 24514 -58.5 241 24 603.1 42 21 26116 -53.7 232 27 662.5 43 20 26430 -54.5 230 28 669.4 TRP 209 11804 -59.5 -66.5 40 7.0 -59.6 265 38 334.3 334.3 292.9 334.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5636.00 m Freezing level: 673.00 mb = 3486.94 m = 11439.95 ft Wetbulb zero: 709.89 mb = 3056.81 m = 10028.79 ft Precipitable water: 1.25 inches Sfc-500 mean rel hum: 60.55 % Est. max temperature: 29.65 C = 85.36 F Sfc-Lift cond lev (LCL): 916.87 mb = 917.46 m = 3010.00 ft T: 20.17 C 700-500 lapse rate: 6.50 C/km ThetaE index: 12.11 C Layer 850.0- 673.0 mb Conv cond level (CCL): 808.32 mb = 1985.09 m = 6512.70 ft Mean mixing ratio: 10.46 g/kg Conv temperature: 30.53 C = 86.95 F Cap Strength: 2.89 C Lifted Index: -3.06 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.28 C Lifted Index @700 mb: -1.60 C Showalter Index: -0.95 C Risk: Thunderstorms probable Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 22.50 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.60 Risk: None Energy Index: -1.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 756.94 J/kg Max Up Vert Vel: 38.91 m/s Conv Inhibition (B-): 106.20 J/kg Cap Strength: 2.89 C Lift Cond Lev (LCL): 852.54 mb = 1539.51 m = 5050.84 ft Lev Free Conv (LFC): 767.54 mb = 2417.66 m = 7931.85 ft Equ Level (EL): 247.54 mb = 10723.21 m = 35180.70 ft B at Equ Level: 754.39 J/kg Max Parcel Lev (MPL): 167.54 mb = 13182.48 m = 43249.08 ft Wind level data Storm motion: 322 at 11 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 1016 4 150 5 -2.5 4.3 | 144 16 -9.5 13.3 1 1000 164 175 11 -1.0 11.0 | 158 21 -8.0 19.9 2 925 842 185 13 1.1 13.0 | 165 23 -5.9 21.9 3 850 1565 230 8 6.1 5.1 | 176 14 -0.9 14.1 4 700 3171 325 18 10.3 -14.7 | 330 7 3.3 -5.8 5 500 5800 290 19 17.9 -6.5 | 257 11 10.8 2.5 6 400 7450 275 20 19.9 -1.7 | 241 15 12.9 7.2 7 300 9460 265 26 25.9 2.3 | 239 22 18.9 11.3 8 250 10660 260 32 31.5 5.6 | 239 28 24.5 14.5 9 209 11804 265 38 37.9 3.3 | 248 33 30.8 12.3 10 200 12080 260 35 34.5 6.1 | 241 31 27.4 15.1 11 150 13870 265 31 30.9 2.7 | 244 27 23.8 11.7 12 100 16380 265 26 25.9 2.3 | 239 22 18.9 11.3 13 70 18570 250 27 25.4 9.2 | 225 26 18.3 18.2 14 50 20650 255 14 13.5 3.6 | 207 14 6.5 12.6 15 30 23850 245 22 19.9 9.3 | 215 22 12.9 18.3 16 20 26430 230 28 21.4 18.0 | 208 31 14.4 27.0 Wind Parameters Mean winds (0-6000m): 291.9 at 15.2 knts Storm direction: 321.9 at 11.4 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 157.3 deg Storm rel helicity (0-3000m) pos: 104.8 neg: 0.0 tot: 104.8 m^2/s^2 ave: 34.9 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.1 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 11.82 Bulk Shear: 64.06 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 ------------------------------------------------------------------------------- 500 175 10 158 21| 8.3 0.0 8.3| 30.6 0.0 30.6 61.1 0.70| 8.6 6.0 1000 181 12 161 22| 4.7 0.0 4.7| 47.7 0.0 47.7 47.7 0.72| 6.3 4.5 1500 188 11 165 21| 3.0 0.0 3.0| 59.1 0.0 59.1 39.4 0.60| 6.4 3.8 2000 199 11 169 19| 3.4 0.0 3.4| 75.3 0.0 75.3 37.6 0.65| 6.2 4.0 2500 215 11 178 18| 3.7 0.0 3.7| 91.1 0.0 91.1 36.5 0.69| 6.4 4.5 3000 236 12 190 16| 3.7 0.0 3.7|104.8 0.0 104.8 34.9 0.74| 6.8 5.1 4000 278 13 220 9| 3.0 0.3 3.2|109.5 -6.0 103.5 25.9 0.63| 6.0 3.8 5000 291 14 238 8| 2.4 0.7 3.0|109.5 -14.2 95.3 19.1 0.50| 5.2 2.6 6000 292 15 245 8| 2.0 0.9 2.9|109.5 -23.2 86.4 14.4 0.40| 4.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//DTTA/skewt/DTTA.skewt.20251013.23.gif