UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:0000Z 18 APR 25 Station: LGTS WMO ident: 16622 Latitude: 40.52 Longitude: 22.97 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 1017 4 12.6 10.5 87 2.1 11.4 150 4 284.4 285.7 283.8 306.1 7.85 1 1016 12 11.8 8.7 81 3.1 10.1 141 4 283.7 284.9 282.5 302.9 6.96 2 1013 37 13.0 8.0 72 5.0 10.3 113 4 285.1 286.2 282.8 303.6 6.65 3 1011 53 15.2 9.2 67 6.0 11.8 94 3 287.4 288.7 284.5 307.8 7.23 4 1006 95 15.6 8.6 63 7.0 11.6 47 3 288.3 289.5 284.5 307.9 6.98 5 1000 145 16.4 6.4 52 10.0 10.9 350 2 289.5 290.6 284.1 306.7 6.03 6 999 154 16.6 6.6 52 10.0 11.1 352 2 289.8 290.9 284.3 307.3 6.12 7 958 510 16.8 1.8 36 15.0 9.1 75 12 293.5 294.3 284.1 306.8 4.54 8 925 808 15.4 -0.6 33 16.0 7.5 145 21 295.1 295.8 284.1 306.8 3.95 9 911 937 14.8 -3.2 29 18.0 6.3 150 22 295.7 296.3 283.7 305.6 3.31 10 901 1030 14.2 -0.8 36 15.0 6.8 154 22 296.0 296.8 284.5 307.9 4.00 11 850 1518 11.6 5.6 67 6.0 8.2 175 25 298.3 299.5 288.1 318.1 6.72 12 846 1557 11.2 6.2 71 5.0 8.4 175 25 298.3 299.6 288.4 319.0 7.04 13 731 2768 6.4 -8.6 33 15.0 0.0 175 38 305.8 306.3 286.9 314.3 2.73 14 700 3122 4.2 -5.8 48 10.0 -0.3 175 42 307.1 307.8 288.2 318.2 3.54 15 675 3418 3.0 -7.0 48 10.0 -1.4 177 42 309.0 309.6 288.6 319.6 3.35 16 605 4293 -5.1 -7.5 83 2.4 -6.1 182 43 309.5 310.2 289.0 320.8 3.60 17 556 4951 -10.9 -14.1 77 3.2 -12.0 185 43 310.2 310.6 287.9 317.6 2.31 18 530 5318 -13.7 -18.7 66 5.0 -15.2 187 44 311.1 311.4 287.6 316.5 1.65 19 521 5448 -14.1 -29.1 27 15.0 -17.3 188 44 312.2 312.3 286.9 314.4 0.66 20 509 5625 -15.3 -31.3 24 16.0 -18.4 189 44 312.8 312.9 287.0 314.7 0.55 21 500 5760 -16.1 -38.1 13 22.0 -19.6 190 44 313.4 313.5 286.9 314.4 0.29 22 452 6508 -21.3 -43.3 12 22.0 -24.0 192 45 316.1 316.1 287.7 316.7 0.18 23 400 7390 -29.3 -40.3 34 11.0 -30.5 195 46 316.9 317.0 288.1 317.9 0.28 24 391 7552 -30.7 -37.7 50 7.0 -31.5 196 47 317.1 317.2 288.2 318.5 0.38 25 333 8668 -40.5 -45.5 59 5.0 -40.8 201 52 318.6 318.7 288.5 319.4 0.20 26 331 8709 -40.9 -45.9 58 5.0 -41.2 202 53 318.6 318.7 288.5 319.3 0.19 27 300 9370 -46.3 -51.3 57 5.0 -46.5 205 56 320.1 320.1 288.9 320.5 0.11 28 275 9944 -51.5 -55.4 63 3.9 -51.6 201 58 320.6 320.7 289.0 320.9 0.08 29 269 10088 -52.7 -57.5 56 4.8 -52.8 200 59 320.9 321.0 289.1 321.2 0.06 30 261 10283 -54.3 -60.3 48 6.0 -54.4 200 54 321.4 321.4 289.2 321.5 0.04 31 260 10307 -54.3 -61.3 42 7.0 -54.4 200 53 321.7 321.7 289.3 321.9 0.04 32 259 10332 -53.7 -73.7 7 20.0 -53.9 200 52 322.9 322.9 289.6 323.0 0.01 33 250 10560 -54.5 -69.5 14 15.0 -54.7 200 46 325.0 325.0 290.3 325.1 0.01 34 218 11425 -58.7 -72.7 15 14.0 -58.9 195 51 331.5 331.5 292.2 331.6 0.01 35 200 11970 -54.3 -77.3 4 23.0 -54.6 210 47 346.8 346.8 295.9 346.8 0.01 36 197 12067 -53.7 -77.7 4 24.0 -54.0 211 46 349.2 349.2 296.5 349.3 0.00 37 150 13810 -56.7 -85.7 1 29.0 -57.0 225 36 372.4 372.4 301.0 372.4 0.00 38 130 14714 -57.9 -85.9 2 28.0 -58.2 223 29 385.8 385.8 303.2 385.8 0.00 39 114 15547 -55.1 -87.1 1 32.0 -55.6 222 22 405.8 405.8 306.0 405.8 0.00 40 100 16380 -56.7 -87.7 1 31.0 -57.2 220 15 418.2 418.2 307.5 418.2 0.00 41 84 17469 -62.3 -89.3 2 27.0 -62.6 188 15 428.2 428.2 308.6 428.2 0.00 42 70 18600 -59.9 -88.9 1 29.0 -60.3 155 16 456.2 456.2 311.4 456.2 0.00 43 67 18874 -58.5 -88.5 1 30.0 -59.0 154 15 465.0 465.0 312.2 465.0 0.00 44 50 20700 -61.9 -89.9 1 28.0 -62.4 145 8 497.6 497.6 314.8 497.6 0.00 45 45 21349 -63.9 -90.9 1 27.0 -64.3 134 12 508.0 508.0 315.5 508.0 0.00 46 31 23672 -57.1 -89.1 1 32.0 -58.3 94 25 583.5 583.5 319.8 583.5 0.00 47 30 23880 -57.1 -89.1 1 32.0 -58.4 90 26 589.0 589.0 320.1 589.0 0.00 48 25 25025 -59.3 -90.3 1 31.0 -60.4 90 23 614.2 614.2 321.2 614.2 0.00 49 20 26440 -53.3 -89.3 0 36.0 -55.9 90 20 673.0 673.0 323.5 673.1 0.01 50 17 27491 -51.5 -87.5 1 36.0 -54.9 710.8 710.8 324.8 710.9 0.01 51 15 28299 -54.1 -89.1 1 35.0 -57.1 728.1 728.1 325.3 728.2 0.01 52 15 28299 -52.1 -88.1 1 36.0 -55.7 734.7 734.7 325.5 734.8 0.01 TRP 218 11425 -58.7 -72.7 15 14.0 -58.9 195 51 331.5 331.5 292.2 331.6 0.01 WND 269 10088 -52.7 -57.5 56 4.8 -52.8 200 59 320.9 321.0 289.1 321.2 0.06 Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 649.07 mb = 3741.96 m = 12276.62 ft Wetbulb zero: 729.26 mb = 2787.14 m = 9144.05 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 54.36 % Est. max temperature: 25.82 C = 78.48 F Sfc-Lift cond lev (LCL): 985.38 mb = 270.36 m = 886.98 ft T: 16.67 C 700-500 lapse rate: 7.70 C/km ThetaE index: 4.65 C Layer 731.0- 700.0 mb Conv cond level (CCL): 626.60 mb = 4012.60 m = 13164.54 ft Mean mixing ratio: 5.09 g/kg Conv temperature: 37.70 C = 99.86 F Cap Strength: 10.57 C Lifted Index: 8.26 C Risk: None Lifted Index @300 mb: 9.58 C Lifted Index @700 mb: 9.92 C Showalter Index: 1.34 C Risk: Showers probable Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 21.70 C K Index: 23.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 169.20 Risk: None Energy Index: -0.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.70 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 48837.15 J/kg Cap Strength: 10.44 C Lift Cond Lev (LCL): 799.00 mb = 2030.87 m = 6662.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 208 at 26 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 4 150 4 -2.0 3.5 | 37 24 -14.1 -19.0 1 1000 145 350 2 0.3 -2.0 | 26 27 -11.8 -24.5 2 925 808 145 21 -12.0 17.2 | 78 25 -24.2 -5.3 3 850 1518 175 25 -2.2 24.9 | 100 14 -14.3 2.4 4 700 3122 175 42 -3.7 41.8 | 141 25 -15.8 19.4 5 500 5760 190 44 7.6 43.3 | 168 21 -4.5 20.9 6 400 7390 195 46 11.9 44.4 | 179 22 -0.2 22.0 7 300 9370 205 56 23.7 50.8 | 202 31 11.6 28.3 8 269 10088 200 59 20.2 55.4 | 194 34 8.1 33.0 9 250 10560 200 46 15.7 43.2 | 190 21 3.6 20.7 10 218 11425 195 51 13.2 49.3 | 182 27 1.1 26.8 11 200 11970 210 47 23.5 40.7 | 212 21 11.4 18.2 12 150 13810 225 36 25.5 25.5 | 257 14 13.4 3.0 13 100 16380 220 15 9.6 11.5 | 13 11 -2.5 -11.0 14 70 18600 155 16 -6.8 14.5 | 67 20 -18.9 -8.0 15 50 20700 145 8 -4.6 6.6 | 46 23 -16.7 -15.9 16 30 23880 90 26 -26.0 0.0 | 59 44 -38.1 -22.5 17 20 26440 90 20 -20.0 0.0 | 55 39 -32.1 -22.5 Wind Parameters Mean winds (0-6000m): 178.3 at 34.0 knts Storm direction: 208.3 at 25.5 knts Shear (0-3000m) pos: 5.9 neg: 1.9 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 102.6 deg Storm rel helicity (0-3000m) pos: 345.8 neg: -37.2 tot: 308.6 m^2/s^2 ave: 102.9 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 7.5 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.17 Bulk Shear: 176.11 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 69 6 36 30| 0.0 12.3 12.3| 90.9 -37.2 53.7 107.3 0.24| 21.2 5.1 1000 145 12 57 23| 11.9 6.2 18.1|261.3 -37.2 224.1 224.1 0.57| 23.8 13.5 1500 155 16 67 20| 10.2 4.1 14.3|286.7 -37.2 249.5 166.4 0.57| 19.0 10.7 2000 163 19 76 18| 8.9 3.1 12.0|306.5 -37.2 269.3 134.6 0.60| 15.6 9.3 2500 167 22 85 17| 7.1 2.1 9.3|326.1 -37.2 288.9 115.6 0.61| 13.6 8.3 3000 169 24 95 17| 5.9 1.9 7.9|345.8 -37.2 308.6 102.9 0.61| 12.2 7.5 4000 172 29 111 17| 4.9 1.5 6.3|372.7 -37.2 335.5 83.9 0.63| 9.8 6.2 5000 175 32 122 17| 4.1 1.2 5.3|397.5 -37.2 360.3 72.1 0.65| 8.3 5.4 6000 178 34 131 17| 3.6 1.0 4.6|419.7 -37.2 382.5 63.8 0.66| 7.2 4.8 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20250418.00.gif