UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 15 APR 25 Station: LGAT WMO ident: 16716 Latitude: 37.90 Longitude: 23.73 Elevation: 15.00 ------------------------------------------------------------------------------- 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 1017 15 17.2 7.2 52 10.0 11.7 260 2 289.0 290.1 284.1 306.7 6.27 1 1000 185 15.4 7.4 59 8.0 11.0 240 3 288.5 289.7 284.1 306.8 6.46 2 987 296 14.2 7.2 63 7.0 10.3 217 3 288.4 289.6 284.1 306.7 6.46 3 966 477 12.6 6.6 67 6.0 9.3 180 3 288.6 289.7 284.0 306.5 6.33 4 934 760 12.4 5.4 62 7.0 8.6 122 2 291.2 292.2 284.7 308.5 6.02 5 925 842 13.6 7.6 67 6.0 10.2 105 2 293.2 294.5 286.6 313.6 7.09 6 919 897 13.2 7.2 67 6.0 9.8 99 2 293.4 294.6 286.5 313.4 6.94 7 898 1091 11.6 3.6 58 8.0 7.4 79 3 293.6 294.6 285.2 309.7 5.52 8 862 1434 12.2 6.2 67 6.0 8.8 42 5 297.7 299.0 288.1 318.0 6.91 9 850 1551 11.6 7.5 76 4.1 9.2 30 6 298.3 299.7 289.0 320.8 7.67 10 796 2099 10.0 4.0 66 6.0 6.7 3 7 302.2 303.4 289.2 321.5 6.41 11 700 3153 2.4 0.2 85 2.2 1.3 310 9 305.1 306.2 289.4 322.0 5.55 12 662 3602 -0.7 -1.7 93 1.0 -1.2 309 10 306.6 307.5 289.5 322.2 5.11 13 614 4200 -4.3 -5.7 90 1.4 -4.9 308 11 309.1 309.9 289.3 321.8 4.07 14 600 4381 -5.5 -6.5 93 1.0 -6.0 308 11 309.8 310.5 289.4 322.1 3.92 15 519 5506 -12.3 -15.1 80 2.8 -13.2 306 13 314.7 315.1 289.4 322.1 2.28 16 500 5790 -14.3 -17.3 78 3.0 -15.2 305 13 315.6 316.0 289.4 322.1 1.97 17 400 7440 -26.3 -29.7 73 3.4 -26.9 265 11 320.8 321.0 289.9 323.7 0.81 18 362 8157 -31.5 -35.8 66 4.3 -32.1 260 17 323.1 323.2 290.3 325.0 0.50 19 300 9460 -42.5 -48.5 52 6.0 -42.9 250 29 325.5 325.5 290.6 326.1 0.16 20 250 10660 -53.7 -58.7 54 5.0 -53.8 255 27 326.2 326.2 290.7 326.5 0.06 21 244 10815 -54.9 -58.4 65 3.5 -55.0 253 27 326.7 326.7 290.9 326.9 0.06 22 231 11161 -57.5 -64.5 41 7.0 -57.6 247 25 327.9 327.9 291.2 328.0 0.03 23 227 11271 -58.5 -65.5 40 7.0 -58.6 245 25 328.0 328.0 291.2 328.1 0.03 24 219 11495 -58.7 -64.7 46 6.0 -58.8 242 24 331.1 331.1 292.0 331.2 0.03 25 205 11906 -60.9 -68.9 34 8.0 -61.0 235 23 334.0 334.0 292.8 334.0 0.02 26 200 12060 -59.1 -70.1 23 11.0 -59.2 260 22 339.2 339.2 294.1 339.2 0.02 27 191 12349 -57.7 -73.7 11 16.0 -57.9 263 26 345.9 345.9 295.7 346.0 0.01 28 160 13452 -62.7 -81.7 6 19.0 -62.9 276 39 355.4 355.4 297.8 355.5 0.00 29 150 13850 -62.5 -81.5 6 19.0 -62.6 280 44 362.4 362.4 299.2 362.4 0.00 30 135 14505 -60.5 -81.5 5 21.0 -60.7 286 39 377.0 377.0 301.8 377.1 0.00 31 110 15769 -65.7 -93.7 1 28.0 -65.8 299 29 390.0 390.0 303.8 390.0 0.00 32 101 16289 -65.1 -93.1 1 28.0 -65.3 304 24 400.8 400.8 305.3 400.8 0.00 33 100 16350 -64.9 -92.9 1 28.0 -65.1 305 24 402.3 402.3 305.5 402.3 0.00 34 77 17939 -66.7 -93.7 1 27.0 -66.8 44 7 429.8 429.8 308.8 429.8 0.00 35 70 18520 -64.1 -92.1 1 28.0 -64.4 80 1 447.3 447.3 310.6 447.3 0.00 36 53 20237 -59.5 -89.5 1 30.0 -60.1 142 10 494.9 494.9 314.6 495.0 0.00 37 50 20600 -60.5 -89.5 1 29.0 -61.0 155 12 500.9 500.9 315.0 500.9 0.00 38 42 21680 -61.9 -90.9 1 29.0 -62.4 191 10 523.1 523.1 316.5 523.1 0.00 39 32 23374 -58.1 -88.1 1 30.0 -59.2 247 6 575.5 575.5 319.5 575.6 0.01 40 30 23780 -58.5 -88.5 1 30.0 -59.6 260 5 585.2 585.2 319.9 585.2 0.01 41 20 26340 -56.9 -86.9 1 30.0 -58.7 170 7 662.0 662.0 323.2 662.1 0.01 42 15 28188 -50.7 -82.7 1 32.0 -54.7 739.4 739.4 325.6 739.6 0.03 TRP 205 11906 -60.9 -68.9 34 8.0 -61.0 235 23 334.0 334.0 292.8 334.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5605.00 m Freezing level: 670.58 mb = 3500.50 m = 11484.43 ft Wetbulb zero: 680.69 mb = 3377.90 m = 11082.20 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 77.67 % Est. max temperature: 25.44 C = 77.78 F Sfc-Lift cond lev (LCL): 875.64 mb = 1302.06 m = 4271.80 ft T: 11.97 C 700-500 lapse rate: 6.33 C/km ThetaE index: 3.93 C Layer 919.0- 862.0 mb Conv cond level (CCL): 695.40 mb = 3206.04 m = 10518.36 ft Mean mixing ratio: 6.39 g/kg Conv temperature: 33.64 C = 92.55 F Cap Strength: 9.13 C Lifted Index: 9.35 C Risk: None Lifted Index @300 mb: 12.62 C Lifted Index @700 mb: 7.54 C Showalter Index: 1.68 C Risk: Showers probable Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 21.80 C K Index: 31.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 115.00 Risk: None Energy Index: 0.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.02 J/kg Max Up Vert Vel: 6.00 m/s Conv Inhibition (B-): 46562.48 J/kg Cap Strength: 9.22 C Lift Cond Lev (LCL): 869.23 mb = 1363.59 m = 4473.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 6 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 1017 15 260 2 2.0 0.3 | 184 6 0.5 6.3 1 1000 185 240 3 2.6 1.5 | 188 8 1.1 7.5 2 925 842 105 2 -1.9 0.5 | 152 7 -3.4 6.5 3 850 1551 30 6 -3.0 -5.2 | 100 5 -4.5 0.8 4 700 3153 310 9 6.9 -5.8 | 268 5 5.4 0.2 5 500 5790 305 13 10.6 -7.5 | 279 9 9.1 -1.5 6 400 7440 265 11 11.0 1.0 | 234 12 9.4 7.0 7 300 9460 250 29 27.3 9.9 | 238 30 25.7 15.9 8 250 10660 255 27 26.1 7.0 | 242 28 24.6 13.0 9 205 11906 235 23 18.8 13.2 | 222 26 17.3 19.2 10 200 12060 260 22 21.7 3.8 | 244 22 20.1 9.8 11 150 13850 280 44 43.3 -7.6 | 272 42 41.8 -1.6 12 100 16350 305 24 19.7 -13.8 | 293 20 18.1 -7.8 13 70 18520 80 1 -1.0 -0.2 | 157 6 -2.5 5.8 14 50 20600 155 12 -5.1 10.9 | 159 18 -6.6 16.9 15 30 23780 260 5 4.9 0.9 | 206 8 3.4 6.9 16 20 26340 170 7 -1.2 6.9 | 168 13 -2.7 12.9 Wind Parameters Mean winds (0-6000m): 315.8 at 8.3 knts Storm direction: 345.8 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 90.8 deg Storm rel helicity (0-3000m) pos: 0.7 neg: -25.9 tot: -25.2 m^2/s^2 ave: -8.4 10^-3 m/s^2 rel: -0.75 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.74 Bulk Shear: 10.38 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 ------------------------------------------------------------------------------- 500 222 3 182 8| 0.0 3.2 3.2| 0.7 -6.3 -5.7 -11.3 -0.55| 4.6 -2.6 1000 189 2 172 9| 0.0 2.6 2.6| 0.7 -13.7 -13.0 -13.0 -0.72| 4.3 -3.1 1500 61 3 136 6| 0.0 2.5 2.5| 0.7 -20.7 -20.1 -13.4 -0.77| 4.6 -3.5 2000 30 4 127 4| 0.0 2.0 2.0| 0.7 -22.7 -22.1 -11.0 -0.74| 4.2 -3.2 2500 12 5 121 3| 0.0 1.6 1.6| 0.7 -24.0 -23.4 -9.3 -0.77| 4.1 -3.1 3000 354 5 128 1| 0.0 1.3 1.3| 0.7 -25.9 -25.2 -8.4 -0.75| 4.0 -3.0 4000 331 6 253 2| 0.0 1.2 1.2| 1.5 -26.6 -25.1 -6.3 -0.68| 3.3 -2.3 5000 321 7 265 3| 0.0 1.1 1.1| 2.5 -26.6 -24.2 -4.8 -0.63| 2.8 -1.8 6000 316 8 269 4| 0.0 1.0 1.0| 3.0 -29.6 -26.6 -4.4 -0.61| 2.6 -1.6 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20250415.12.gif