UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 19 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 1007 15 20.8 7.8 43 13.0 13.3 280 7 293.4 294.5 286.2 312.4 6.60 1 1000 101 20.2 6.2 40 14.0 12.4 235 6 293.4 294.4 285.5 310.6 5.95 2 977 301 18.2 5.2 42 13.0 11.1 226 6 293.3 294.3 285.2 309.8 5.68 3 925 766 14.8 3.8 48 11.0 8.9 205 6 294.4 295.4 285.4 310.3 5.43 4 910 904 13.8 3.8 51 10.0 8.5 233 6 294.8 295.8 285.7 310.9 5.52 5 850 1475 9.2 3.2 66 6.0 6.1 350 6 295.8 296.8 286.2 312.4 5.67 6 795 2024 4.8 0.0 71 4.8 2.5 329 13 296.8 297.7 285.7 311.0 4.81 7 788 2096 4.6 -0.4 70 5.0 2.2 327 14 297.3 298.2 285.8 311.3 4.71 8 777 2211 5.0 -9.0 36 14.0 -0.6 322 15 299.0 299.4 284.0 306.6 2.49 9 770 2285 6.8 -13.2 22 20.0 -0.7 319 16 301.7 302.0 284.3 307.3 1.79 10 726 2767 5.8 -23.2 10 29.0 -3.1 301 22 305.7 305.9 284.7 308.4 0.81 11 724 2789 5.6 -24.4 9 30.0 -3.3 300 23 305.7 305.9 284.6 308.2 0.73 12 700 3064 4.8 -26.2 8 31.0 -4.1 290 26 307.8 307.9 285.3 310.0 0.64 13 655 3602 2.0 -36.0 4 38.0 -6.7 283 28 310.5 310.6 285.9 311.5 0.27 14 629 3926 -0.3 -32.3 7 32.0 -8.0 279 30 311.5 311.6 286.4 313.0 0.40 15 608 4196 -2.7 -28.7 11 26.0 -9.3 275 31 311.8 311.9 286.7 313.8 0.59 16 500 5710 -14.7 -40.7 9 26.0 -18.7 255 38 315.1 315.2 287.4 315.9 0.22 17 480 6017 -17.1 -41.1 11 24.0 -20.6 259 38 315.9 315.9 287.6 316.7 0.22 18 438 6698 -21.1 -47.1 8 26.0 -24.1 267 39 319.2 319.2 288.6 319.6 0.13 19 400 7360 -26.9 -36.9 38 10.0 -28.3 275 39 320.0 320.1 289.2 321.5 0.40 20 364 8033 -32.9 -38.9 55 6.0 -33.6 273 43 320.8 320.8 289.4 322.1 0.36 21 356 8189 -33.9 -36.6 77 2.7 -34.2 273 44 321.5 321.6 289.7 323.2 0.47 22 300 9370 -41.9 -49.9 41 8.0 -42.3 270 51 326.3 326.3 290.8 326.8 0.13 23 250 10580 -53.1 -58.1 54 5.0 -53.2 270 52 327.1 327.1 291.0 327.4 0.06 24 248 10632 -53.5 -58.5 54 5.0 -53.6 270 53 327.3 327.3 291.0 327.5 0.06 25 241 10816 -52.3 -73.3 6 21.0 -52.6 271 54 331.8 331.8 292.2 331.8 0.01 26 218 11461 -53.3 -74.3 6 21.0 -53.6 276 55 339.9 339.9 294.3 339.9 0.01 27 200 12020 -49.3 -82.3 1 33.0 -49.8 280 57 354.7 354.7 297.6 354.7 0.00 28 150 13890 -55.1 -86.1 1 31.0 -55.5 285 45 375.1 375.1 301.5 375.1 0.00 29 101 16340 -65.1 -93.1 1 28.0 -65.3 295 39 400.8 400.8 305.3 400.8 0.00 30 100 16400 -65.1 -93.1 1 28.0 -65.3 295 39 401.9 401.9 305.5 401.9 0.00 31 70 18570 -65.9 -93.9 1 28.0 -66.1 305 8 443.4 443.4 310.2 443.4 0.00 32 50 20630 -63.3 -91.3 1 28.0 -63.7 125 7 494.3 494.3 314.5 494.3 0.00 33 45 21280 -60.9 -89.9 1 29.0 -61.4 125 10 515.3 515.3 316.0 515.3 0.00 34 39 22164 -62.9 -91.9 1 29.0 -63.4 125 13 531.7 531.7 317.1 531.7 0.00 35 33 23202 -58.5 -88.5 1 30.0 -59.5 125 18 569.4 569.4 319.1 569.5 0.00 36 30 23800 -58.5 -88.5 1 30.0 -59.6 125 20 585.2 585.2 319.9 585.2 0.01 37 20 26380 -53.5 -84.5 1 31.0 -56.1 140 10 672.4 672.4 323.5 672.5 0.02 38 14 28694 -49.9 -82.9 1 33.0 -54.4 756.8 756.8 326.1 757.1 0.03 TRP 248 10632 -53.5 -58.5 54 5.0 -53.6 270 53 327.3 327.3 291.0 327.5 0.06 WND Sounding variables and indices 1000-500 mb thick: 5609.00 m Freezing level: 632.39 mb = 3884.11 m = 12742.99 ft Wetbulb zero: 779.44 mb = 2185.10 m = 7168.88 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 27.06 % Est. max temperature: 23.11 C = 73.60 F Sfc-Lift cond lev (LCL): 830.10 mb = 1669.47 m = 5477.20 ft T: 7.64 C 700-500 lapse rate: 7.37 C/km ThetaE index: 4.73 C Layer 777.0- 770.0 mb Conv cond level (CCL): 620.80 mb = 4030.83 m = 13224.34 ft Mean mixing ratio: 5.65 g/kg Conv temperature: 39.12 C = 102.41 F Cap Strength: 9.30 C Lifted Index: 7.43 C Risk: None Lifted Index @300 mb: 11.58 C Lifted Index @700 mb: 8.76 C Showalter Index: 6.14 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 17.90 C K Index: -3.90 Risk: None Sweat Index: 88.40 Risk: None Energy Index: 0.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.04 J/kg Max Up Vert Vel: 3.17 m/s Conv Inhibition (B-): 50175.12 J/kg Cap Strength: 9.30 C Lift Cond Lev (LCL): 796.70 mb = 2006.61 m = 6583.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 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 1007 15 280 7 6.9 -1.2 | 137 10 -7.1 7.7 1 1000 101 235 6 4.9 3.4 | 144 15 -9.1 12.3 2 925 766 205 6 2.5 5.4 | 141 18 -11.5 14.3 3 850 1475 350 6 1.0 -5.9 | 103 13 -13.0 3.0 4 700 3064 290 26 24.4 -8.9 | 270 10 10.4 0.0 5 500 5710 255 38 36.7 9.8 | 230 29 22.7 18.7 6 400 7360 275 39 38.9 -3.4 | 258 25 24.8 5.5 7 300 9370 270 51 51.0 -0.0 | 256 38 37.0 8.9 8 250 10580 270 52 52.0 -0.0 | 257 39 38.0 8.9 9 248 10632 270 53 53.0 -0.0 | 257 40 39.0 8.9 10 200 12020 280 57 56.1 -9.9 | 271 42 42.1 -1.0 11 150 13890 285 45 43.5 -11.6 | 275 30 29.5 -2.7 12 100 16400 295 39 35.3 -16.5 | 290 23 21.3 -7.6 13 70 18570 305 8 6.6 -4.6 | 120 9 -7.5 4.3 14 50 20630 125 7 -5.7 4.0 | 123 24 -19.7 12.9 15 30 23800 125 20 -16.4 11.5 | 124 37 -30.4 20.4 16 20 26380 140 10 -6.4 7.7 | 129 26 -20.4 16.6 Wind Parameters Mean winds (0-6000m): 272.4 at 22.1 knts Storm direction: 302.4 at 16.6 knts Shear (0-3000m) pos: 2.0 neg: 3.3 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 136.1 deg Storm rel helicity (0-3000m) pos: 7.4 neg: -62.0 tot: -54.6 m^2/s^2 ave: -18.2 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -4.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 43.52 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 ------------------------------------------------------------------------------- 500 230 6 144 16| 0.0 7.1 7.1| 4.8 -1.1 3.6 7.3 0.17| 7.2 1.2 1000 225 6 143 16| 2.1 3.6 5.6| 7.4 -4.5 2.9 2.9 0.07| 6.7 0.5 1500 238 6 144 15| 3.9 2.4 6.3| 7.4 -28.9 -21.6 -14.4 -0.31| 7.8 -2.4 2000 285 7 134 10| 2.9 0.6 3.5| 7.4 -42.4 -35.0 -17.5 -0.40| 7.7 -3.1 2500 299 9 126 8| 2.4 2.0 4.4| 7.4 -51.2 -43.9 -17.5 -0.49| 7.9 -3.9 3000 292 11 142 6| 2.0 3.3 5.2| 7.4 -62.0 -54.6 -18.2 -0.54| 8.2 -4.5 4000 287 15 187 5| 1.5 3.4 4.9| 7.4 -78.0 -70.6 -17.6 -0.54| 7.3 -3.9 5000 280 19 219 7| 1.2 3.5 4.7| 7.4-104.4 -97.1 -19.4 -0.54| 6.7 -3.7 6000 272 22 225 11| 1.0 3.2 4.2| 24.9-132.3-107.4 -17.9 -0.50| 6.4 -3.2 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20250419.12.gif