UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 13 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 ------------------------------------------------------------------------------- 0 1000 -10 65 3 SFC 997 14 3.2 2.1 92 1.1 2.7 65 3 276.6 277.3 276.0 288.7 4.46 2 988 88 5.6 4.0 89 1.6 4.8 63 4 279.7 280.6 278.6 293.9 5.16 3 925 623 1.2 -2.6 76 3.8 -0.3 50 15 280.5 281.1 276.7 290.1 3.41 4 889 941 -1.1 -6.0 69 4.9 -2.9 48 13 281.4 281.8 276.2 289.2 2.74 5 850 1297 -3.1 -8.0 69 4.9 -4.8 45 11 282.9 283.3 276.6 290.0 2.46 6 817 1609 -5.3 -8.6 78 3.3 -6.4 35 11 283.8 284.2 277.1 290.8 2.44 7 778 1991 -7.3 -16.3 49 9.0 -9.8 22 10 285.6 285.9 276.5 289.7 1.37 8 700 2806 -12.7 -18.7 61 6.0 -14.2 355 9 288.4 288.6 277.7 292.2 1.25 9 653 3331 -16.3 -23.3 55 7.0 -17.7 348 9 290.1 290.3 278.1 292.9 0.90 10 500 5270 -32.9 -37.1 66 4.2 -33.3 320 11 292.9 293.0 278.6 294.0 0.32 11 428 6345 -42.3 -45.4 72 3.1 -42.5 306 12 294.3 294.3 279.0 294.8 0.15 12 400 6800 -45.1 -48.3 70 3.2 -45.2 300 13 296.4 296.4 279.9 296.8 0.12 13 300 8680 -55.7 -59.2 65 3.5 -55.8 325 15 306.8 306.8 284.2 307.0 0.04 14 292 8852 -56.3 -59.7 65 3.4 -56.3 315 15 308.4 308.4 284.8 308.5 0.04 15 256 9696 -52.1 -55.7 65 3.6 -52.2 302 18 326.4 326.4 290.7 326.7 0.08 16 250 9850 -51.7 -55.4 64 3.7 -51.8 300 19 329.2 329.2 291.6 329.5 0.08 17 217 10774 -48.1 -54.1 50 6.0 -48.4 297 18 348.4 348.4 296.4 348.9 0.11 18 200 11310 -48.7 -54.7 50 6.0 -49.0 295 17 355.7 355.7 297.9 356.1 0.11 19 167 12495 -47.3 -57.3 31 10.0 -47.9 282 21 376.8 376.8 301.8 377.3 0.10 20 150 13200 -49.7 -61.7 23 12.0 -50.2 275 23 384.4 384.4 303.0 384.7 0.06 21 146 13376 -50.1 -62.1 23 12.0 -50.6 276 23 386.7 386.7 303.3 387.0 0.06 22 126 14341 -46.7 -61.7 17 15.0 -47.6 279 23 409.5 409.5 306.5 409.9 0.08 23 100 15860 -49.3 -66.3 12 17.0 -50.2 285 23 432.5 432.5 309.1 432.7 0.05 24 80 17327 -49.9 -68.9 9 19.0 -51.0 288 13 459.7 459.7 311.8 460.0 0.04 25 70 18210 -46.7 -66.7 8 20.0 -48.3 290 7 484.5 484.5 313.8 484.9 0.07 26 70 18210 -46.7 -66.7 8 20.0 -48.3 290 7 484.5 484.5 313.8 484.9 0.07 27 50 20420 -49.3 -70.3 7 21.0 -51.0 290 11 527.3 527.3 316.8 527.7 0.06 28 30 23760 -48.5 -72.5 5 24.0 -51.3 290 5 612.4 612.4 321.2 613.0 0.07 29 23 25505 -50.9 -73.9 5 23.0 -53.7 297 5 653.7 653.7 322.9 654.3 0.08 30 20 26420 -49.3 -73.3 4 24.0 -52.8 300 5 685.3 685.3 324.0 686.1 0.09 31 14 28769 -47.3 -71.3 5 24.0 -52.5 765.6 765.7 326.4 767.4 0.18 TRP 292 8852 -56.3 -59.7 65 3.4 -56.3 315 15 308.4 308.4 284.8 308.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5280.00 m Freezing level: 906.22 mb = 788.78 m = 2587.83 ft Wetbulb zero: 929.05 mb = 587.51 m = 1927.51 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 63.95 % Est. max temperature: 9.59 C = 49.25 F Sfc-Lift cond lev (LCL): 980.08 mb = 153.58 m = 503.85 ft T: 5.06 C 700-500 lapse rate: 8.20 C/km ThetaE index: 4.72 C Layer 925.0- 850.0 mb Conv cond level (CCL): 890.83 mb = 924.30 m = 3032.45 ft Mean mixing ratio: 4.00 g/kg Conv temperature: 7.93 C = 46.27 F Cap Strength: 2.55 C Lifted Index: 2.35 C Risk: None Lifted Index @300 mb: 11.08 C Lifted Index @700 mb: 2.05 C Showalter Index: 3.35 C Risk: None Total Totals Index: 54.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.80 C Cross Totals Index: 24.90 C K Index: 15.80 Risk: < 20 % chance of thunderstorms Sweat Index: 147.00 Risk: None Energy Index: 0.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.13 J/kg Max Up Vert Vel: 3.50 m/s Conv Inhibition (B-): 61957.34 J/kg Cap Strength: 2.50 C Lift Cond Lev (LCL): 906.39 mb = 785.69 m = 2577.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 8 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 ---------------------------------------------------------- 0 997 14 65 3 -2.7 -1.3 | 191 6 1.1 5.6 1 925 623 50 15 -11.5 -9.6 | 70 8 -7.7 -2.8 2 850 1297 45 11 -7.8 -7.8 | 77 4 -4.0 -0.9 3 700 2806 355 9 0.8 -9.0 | 295 5 4.6 -2.1 4 500 5270 320 11 7.1 -8.4 | 278 11 10.8 -1.6 5 400 6800 300 13 11.3 -6.5 | 269 15 15.0 0.3 6 300 8680 325 15 8.6 -12.3 | 294 14 12.4 -5.4 7 292 8852 315 15 10.6 -10.6 | 285 15 14.4 -3.8 8 250 9850 300 19 16.5 -9.5 | 277 20 20.2 -2.7 9 200 11310 295 17 15.4 -7.2 | 271 19 19.2 -0.3 10 150 13200 275 23 22.9 -2.0 | 260 27 26.7 4.8 11 100 15860 285 23 22.2 -6.0 | 268 26 26.0 0.9 12 70 18210 290 7 6.6 -2.4 | 247 11 10.4 4.4 13 50 20420 290 11 10.3 -3.8 | 258 14 14.1 3.1 14 30 23760 290 5 4.7 -1.7 | 239 10 8.5 5.1 15 20 26420 300 5 4.3 -2.5 | 242 9 8.1 4.3 Wind Parameters Mean winds (0-6000m): 358.9 at 10.4 knts Storm direction: 28.9 at 7.8 knts Shear (0-3000m) pos: 0.0 neg: 1.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 103.2 deg Storm rel helicity (0-3000m) pos: 0.8 neg: -20.3 tot: -19.5 m^2/s^2 ave: -6.5 10^-3 m/s^2 rel: -0.69 Storm rel vorticity (0-3000m) horiz: 4.4 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 9.83 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 53 8 130 3| 0.0 10.2 10.2| 0.0 -11.0 -11.0 -22.1 -0.89| 10.4 -9.3 1000 51 11 89 5| 0.0 5.1 5.1| 0.4 -13.8 -13.4 -13.4 -0.71| 7.4 -5.3 1500 49 11 84 5| 0.0 2.8 2.8| 0.8 -14.7 -14.0 -9.3 -0.62| 6.0 -3.7 2000 44 11 76 4| 0.0 2.1 2.1| 0.8 -16.8 -16.0 -8.0 -0.67| 5.3 -3.6 2500 39 11 64 3| 0.0 1.7 1.7| 0.8 -18.8 -18.0 -7.2 -0.69| 4.8 -3.4 3000 34 10 48 3| 0.0 1.5 1.5| 0.8 -20.3 -19.5 -6.5 -0.69| 4.4 -3.0 4000 22 10 1 3| 0.0 1.3 1.3| 0.8 -21.6 -20.9 -5.2 -0.65| 3.6 -2.4 5000 10 10 329 4| 0.0 1.2 1.2| 0.8 -24.5 -23.7 -4.7 -0.63| 3.2 -2.0 6000 359 10 312 5| 0.0 1.2 1.2| 0.8 -28.4 -27.7 -4.6 -0.62| 2.9 -1.8 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251013.12.gif