UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for DTTZ... Searching the city database file for: DTTZ ... Date:1200Z 18 DEC 25 Station: DTTZ WMO ident: 60760 Latitude: 33.92 Longitude: 8.10 Elevation: 93.00 ------------------------------------------------------------------------------- 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 1012 93 16.8 12.4 75 4.4 14.1 130 3 289.0 290.5 286.8 314.2 8.97 1 1005 151 16.8 10.8 68 6.0 13.3 130 11 289.5 291.0 286.2 312.4 8.11 2 1000 192 16.6 10.6 68 6.0 13.1 130 16 289.8 291.2 286.2 312.5 8.04 3 979 373 16.4 8.4 59 8.0 11.8 130 18 291.3 292.6 285.9 311.5 7.07 4 928 825 12.6 6.6 67 6.0 9.3 130 22 291.9 293.1 285.6 310.8 6.59 5 925 852 11.6 6.6 71 5.0 8.9 130 22 291.2 292.3 285.4 310.1 6.62 6 906 1025 10.4 5.7 73 4.7 7.9 130 24 291.7 292.8 285.2 309.9 6.34 7 850 1553 6.4 4.0 85 2.4 5.1 130 31 292.9 293.9 285.4 310.2 6.00 8 848 1572 6.2 3.8 85 2.4 4.9 130 31 292.8 293.9 285.3 310.0 5.93 9 790 2150 3.0 0.0 81 3.0 1.5 132 35 295.4 296.3 285.2 309.7 4.84 10 748 2591 0.0 -1.8 88 1.8 -0.9 133 38 296.8 297.6 285.4 310.1 4.48 11 700 3120 -2.9 -3.5 96 0.6 -3.1 135 42 299.3 300.0 286.0 311.9 4.22 12 669 3478 -4.7 -5.0 98 0.3 -4.8 139 42 301.2 301.9 286.4 313.1 3.94 13 600 4328 -8.7 -10.5 87 1.8 -9.4 149 43 306.0 306.6 287.1 315.0 2.86 14 564 4805 -10.9 -12.8 86 1.9 -11.6 154 43 308.9 309.4 287.8 317.0 2.53 15 500 5720 -16.9 -18.9 84 2.0 -17.4 165 44 312.4 312.8 288.1 318.1 1.72 16 473 6136 -19.5 -21.7 83 2.2 -20.1 166 46 314.2 314.5 288.4 319.0 1.42 17 400 7360 -29.1 -31.5 80 2.4 -29.5 170 52 317.2 317.3 288.6 319.6 0.69 18 386 7613 -31.3 -33.8 79 2.5 -31.6 172 52 317.5 317.6 288.6 319.5 0.57 19 343 8436 -38.5 -40.1 85 1.6 -38.7 178 50 318.7 318.7 288.7 319.9 0.34 20 300 9340 -46.5 -49.0 76 2.5 -46.6 185 48 319.8 319.8 288.9 320.4 0.15 21 288 9610 -48.7 -51.5 73 2.8 -48.8 191 58 320.4 320.5 289.0 320.9 0.12 22 269 10056 -51.7 -54.2 74 2.5 -51.8 200 76 322.4 322.4 289.6 322.7 0.09 23 253 10453 -52.9 -56.3 66 3.4 -53.0 208 91 326.3 326.3 290.7 326.6 0.07 24 250 10530 -53.3 -56.5 68 3.2 -53.4 210 94 326.8 326.8 290.9 327.1 0.07 25 240 10791 -55.1 -57.9 71 2.8 -55.2 209 94 328.0 328.0 291.2 328.2 0.06 26 230 11060 -57.1 -59.6 73 2.5 -57.2 208 94 328.9 328.9 291.5 329.1 0.05 27 228 11115 -57.3 -62.0 55 4.7 -57.4 208 94 329.4 329.5 291.6 329.6 0.04 28 225 11198 -57.9 -61.4 64 3.5 -58.0 208 94 329.8 329.8 291.7 330.0 0.04 29 210 11629 -60.9 -63.9 68 3.0 -60.9 206 94 331.7 331.7 292.2 331.8 0.03 30 201 11899 -61.9 -66.1 57 4.2 -62.0 205 94 334.3 334.3 292.9 334.4 0.03 31 200 11930 -61.7 -64.6 68 2.9 -61.7 205 94 335.1 335.1 293.1 335.2 0.03 32 196 12055 -61.3 -64.8 63 3.5 -61.3 337.6 337.6 293.7 337.8 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5528.00 m Freezing level: 748.00 mb = 2590.89 m = 8500.20 ft Wetbulb zero: 763.02 mb = 2430.54 m = 7974.12 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 83.71 % Est. max temperature: 20.45 C = 68.80 F Sfc-Lift cond lev (LCL): 947.77 mb = 646.71 m = 2121.72 ft T: 14.10 C 700-500 lapse rate: 5.38 C/km ThetaE index: 2.61 C Layer 979.0- 850.0 mb Conv cond level (CCL): 849.88 mb = 1554.21 m = 5099.05 ft Mean mixing ratio: 7.11 g/kg Conv temperature: 20.70 C = 69.27 F Cap Strength: 3.73 C Lifted Index: 4.53 C Risk: None Lifted Index @300 mb: 6.21 C Lifted Index @700 mb: 0.54 C Showalter Index: 5.29 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 20.90 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 154.00 Risk: None Energy Index: 1.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.16 J/kg Max Up Vert Vel: 4.28 m/s Conv Inhibition (B-): 2296.94 J/kg Cap Strength: 4.49 C Lift Cond Lev (LCL): 872.01 mb = 1341.58 m = 4401.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 at 27 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 1012 93 130 3 -2.3 1.9 | 359 25 0.5 -25.3 1 1000 192 130 16 -12.3 10.3 | 29 19 -9.4 -17.0 2 925 852 130 22 -16.9 14.1 | 47 19 -14.0 -13.1 3 850 1553 130 31 -23.7 19.9 | 71 22 -20.9 -7.3 4 700 3120 135 42 -29.7 29.7 | 95 27 -26.9 2.4 5 500 5720 165 44 -11.4 42.5 | 151 17 -8.5 15.2 6 400 7360 170 52 -9.0 51.2 | 166 25 -6.2 23.9 7 300 9340 185 48 4.2 47.8 | 199 22 7.0 20.5 8 250 10530 210 94 47.0 81.4 | 223 74 49.8 54.1 9 200 11930 205 94 39.7 85.2 | 216 72 42.6 57.9 Wind Parameters Mean winds (0-6000m): 144.0 at 36.6 knts Storm direction: 174.0 at 27.4 knts Shear (0-3000m) pos: 2.9 neg: 3.8 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 206.6 neg: 0.0 tot: 206.6 m^2/s^2 ave: 68.9 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 6.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.15 Bulk Shear: 59.91 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 ------------------------------------------------------------------------------- 500 130 16 29 19| 0.0 17.1 17.1| 84.0 0.0 84.0 167.9 0.92| 17.3 15.9 1000 130 19 38 19| 0.0 11.4 11.4|111.5 0.0 111.5 111.5 0.93| 11.5 10.7 1500 130 22 47 19| 2.1 7.6 9.7|142.9 0.0 142.9 95.2 0.93| 9.8 9.1 2000 130 25 55 20| 2.5 5.7 8.2|163.4 0.0 163.4 81.7 0.93| 8.3 7.7 2500 131 27 62 20| 2.7 4.5 7.3|184.7 0.0 184.7 73.9 0.93| 7.4 6.8 3000 132 30 68 21| 2.9 3.8 6.7|206.6 0.0 206.6 68.9 0.92| 6.8 6.2 4000 135 33 78 21| 2.6 2.8 5.4|253.7 0.0 253.7 63.4 0.91| 6.2 5.6 5000 139 35 87 20| 2.5 2.3 4.8|296.6 0.0 296.6 59.3 0.91| 5.8 5.3 6000 144 37 97 19| 2.5 1.9 4.4|328.4 0.0 328.4 54.7 0.91| 5.5 5.0 Wrote GIF file: /home/apache/climate/data/raob//DTTZ/skewt/DTTZ.skewt.20251218.12.gif