UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 18 OCT 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 1015 18 2.0 -1.2 79 3.2 0.7 20 9 274.0 274.6 273.1 283.4 3.45 1 1000 138 1.4 -1.9 79 3.3 0.1 325 7 274.5 275.1 273.2 283.6 3.32 2 925 758 -4.5 -9.5 68 5.0 -6.1 330 15 274.7 275.0 271.3 280.3 2.01 3 850 1418 -9.5 -14.5 67 5.0 -10.8 295 19 276.2 276.4 271.4 280.4 1.46 4 759 2281 -16.5 -19.1 80 2.6 -17.0 312 13 277.7 277.9 271.7 281.0 1.11 5 750 2371 -15.5 -18.1 80 2.6 -16.1 314 13 279.7 280.0 273.1 283.3 1.22 6 700 2888 -19.3 -26.3 54 7.0 -20.4 325 9 281.1 281.2 272.9 283.1 0.64 7 697 2920 -19.5 -26.5 54 7.0 -20.6 325 9 281.2 281.3 273.0 283.2 0.63 8 500 5310 -35.7 -45.7 35 10.0 -36.2 295 13 289.5 289.5 276.6 289.9 0.13 9 421 6487 -43.7 -50.7 46 7.0 -43.9 314 15 293.9 293.9 278.7 294.2 0.09 10 400 6830 -45.1 -51.1 51 6.0 -45.3 320 15 296.4 296.4 279.8 296.7 0.09 11 337 7964 -51.1 -57.1 49 6.0 -51.2 343 20 303.1 303.1 282.7 303.3 0.05 12 308 8549 -52.5 -58.5 48 6.0 -52.6 355 23 309.0 309.0 285.0 309.2 0.05 13 300 8720 -52.1 -58.1 48 6.0 -52.2 355 25 311.9 311.9 286.1 312.1 0.05 14 266 9492 -53.3 -60.3 42 7.0 -53.4 332 21 321.1 321.1 289.1 321.2 0.04 15 250 9890 -51.9 -58.9 43 7.0 -52.1 320 19 328.9 328.9 291.5 329.1 0.05 16 200 11350 -49.1 -59.1 30 10.0 -49.5 290 19 355.0 355.0 297.8 355.3 0.07 17 197 11449 -48.7 -58.7 30 10.0 -49.1 289 19 357.2 357.2 298.2 357.5 0.07 18 150 13230 -49.9 -63.9 18 14.0 -50.4 280 19 384.1 384.1 302.9 384.3 0.05 19 120 14679 -52.9 -68.9 13 16.0 -53.4 274 23 403.9 403.9 305.7 404.0 0.03 20 100 15860 -51.3 -68.3 11 17.0 -52.0 270 27 428.6 428.6 308.7 428.8 0.04 21 70 18180 -50.5 -69.5 9 19.0 -51.6 255 27 476.3 476.4 313.2 476.6 0.05 22 67 18465 -49.9 -69.9 8 20.0 -51.1 256 28 483.7 483.7 313.8 483.9 0.05 23 52 20107 -52.7 -73.7 6 21.0 -53.9 264 31 513.5 513.5 315.9 513.7 0.03 24 50 20360 -51.7 -72.7 6 21.0 -53.1 265 31 521.6 521.7 316.4 521.9 0.04 25 42 21490 -51.9 -72.9 6 21.0 -53.4 267 26 547.8 547.8 318.0 548.1 0.05 26 41 21647 -50.1 -71.1 7 21.0 -52.0 267 26 556.1 556.1 318.5 556.5 0.06 27 34 22864 -52.1 -74.1 5 22.0 -53.9 269 20 581.4 581.4 319.8 581.8 0.05 28 31 23466 -49.5 -71.5 6 22.0 -52.0 270 18 604.0 604.0 320.8 604.6 0.08 29 30 23680 -50.3 -72.3 6 22.0 -52.7 270 17 607.5 607.5 321.0 608.1 0.07 30 24 25134 -53.1 -75.1 5 22.0 -55.3 262 10 639.4 639.4 322.3 639.9 0.06 31 20 26320 -50.7 -73.7 5 23.0 -53.8 255 5 681.0 681.0 323.8 681.7 0.09 32 17 27367 -55.7 -77.7 5 22.0 -57.9 251 5 697.4 697.4 324.4 697.8 0.06 33 15 28173 -50.9 -73.9 5 23.0 -54.6 249 5 738.7 738.8 325.7 739.8 0.12 34 10 30820 -49.5 -73.5 4 24.0 -54.9 240 5 834.8 834.9 328.1 836.7 0.18 35 8.6 31812 -47.7 -71.7 5 24.0 -54.4 878.6 878.7 329.1 881.6 0.28 TRP 308 8549 -52.5 -58.5 48 6.0 -52.6 355 23 309.0 309.0 285.0 309.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5172.00 m Freezing level: 982.20 mb = 285.12 m = 935.42 ft Wetbulb zero: 999.04 mb = 145.60 m = 477.68 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 58.65 % Est. max temperature: 3.92 C = 39.06 F Sfc-Lift cond lev (LCL): 965.75 mb = 415.18 m = 1362.13 ft T: -1.24 C 700-500 lapse rate: 6.77 C/km ThetaE index: 3.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 900.68 mb = 965.93 m = 3169.04 ft Mean mixing ratio: 2.69 g/kg Conv temperature: 3.21 C = 37.77 F Cap Strength: 1.93 C Lifted Index: 6.64 C Risk: None Lifted Index @300 mb: 21.18 C Lifted Index @700 mb: 1.89 C Showalter Index: 7.93 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 21.20 C K Index: 4.70 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 1.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.53 J/kg Max Up Vert Vel: 2.66 m/s Conv Inhibition (B-): 9.14 J/kg Cap Strength: 6.36 C Lift Cond Lev (LCL): 908.61 mb = 897.56 m = 2944.71 ft Lev Free Conv (LFC): 803.61 mb = 1845.81 m = 6055.74 ft Equ Level (EL): 753.61 mb = 2334.85 m = 7660.17 ft B at Equ Level: 0.94 J/kg Max Parcel Lev (MPL): 743.61 mb = 2435.15 m = 7989.23 ft Wind level data Storm motion: 338 at 9 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 1015 18 20 9 -3.1 -8.5 | 93 7 -6.6 0.3 1 1000 138 325 7 4.0 -5.7 | 190 3 0.5 3.0 2 925 758 330 15 7.5 -13.0 | 316 6 4.0 -4.2 3 850 1418 295 19 17.2 -8.0 | 267 14 13.7 0.8 4 700 2888 325 9 5.2 -7.4 | 230 2 1.7 1.4 5 500 5310 295 13 11.8 -5.5 | 248 9 8.3 3.3 6 400 6830 320 15 9.6 -11.5 | 294 7 6.2 -2.7 7 308 8549 355 23 2.0 -22.9 | 6 14 -1.5 -14.1 8 300 8720 355 25 2.2 -24.9 | 5 16 -1.3 -16.1 9 250 9890 320 19 12.2 -14.6 | 303 10 8.7 -5.8 10 200 11350 290 19 17.9 -6.5 | 261 15 14.4 2.3 11 150 13230 280 19 18.7 -3.3 | 250 16 15.2 5.5 12 100 15860 270 27 27.0 -0.0 | 250 25 23.5 8.8 13 70 18180 255 27 26.1 7.0 | 235 28 22.6 15.8 14 50 20360 265 31 30.9 2.7 | 247 30 27.4 11.5 15 30 23680 270 17 17.0 -0.0 | 237 16 13.5 8.8 16 20 26320 255 5 4.8 1.3 | 188 10 1.4 10.1 17 10 30820 240 5 4.3 2.5 | 184 11 0.9 11.3 Wind Parameters Mean winds (0-6000m): 308.4 at 12.6 knts Storm direction: 338.4 at 9.4 knts Shear (0-3000m) pos: 1.9 neg: 3.3 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 142.6 deg Storm rel helicity (0-3000m) pos: 11.1 neg: -21.4 tot: -10.3 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 4.25 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 ------------------------------------------------------------------------------- 500 332 9 226 1| 0.0 9.8 9.8| 6.6 0.0 6.6 13.1 0.86| 13.2 11.3 1000 328 12 296 3| 0.0 7.7 7.7| 8.0 -5.3 2.8 2.8 0.48| 10.2 4.9 1500 317 14 283 6| 0.0 6.7 6.7| 8.9 -19.3 -10.3 -6.9 0.18| 9.5 1.7 2000 312 15 278 7| 1.2 5.0 6.1| 11.0 -19.3 -8.3 -4.1 0.18| 8.3 1.5 2500 311 14 276 7| 1.8 4.0 5.7| 11.0 -20.0 -9.0 -3.6 0.14| 7.5 1.1 3000 312 14 272 7| 1.9 3.3 5.2| 11.1 -21.4 -10.3 -3.4 0.09| 6.8 0.6 4000 313 13 268 6| 1.4 2.8 4.2| 11.9 -21.4 -9.5 -2.4 0.11| 5.4 0.6 5000 311 12 264 6| 1.1 2.6 3.7| 11.9 -21.7 -9.8 -2.0 0.10| 4.7 0.4 6000 308 13 261 6| 1.0 2.2 3.2| 17.6 -22.1 -4.5 -0.7 0.14| 4.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251018.12.gif