UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 29 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 1000 19 3.2 0.9 85 2.3 2.2 65 15 276.4 277.0 275.3 287.5 4.08 1 925 644 -1.7 -5.4 76 3.7 -3.0 90 29 277.6 278.0 274.2 285.3 2.76 2 850 1311 -6.9 -10.5 75 3.6 -8.0 95 29 278.9 279.3 273.8 284.7 2.02 3 767 2104 -12.7 -15.3 81 2.6 -13.3 76 28 281.0 281.2 274.2 285.4 1.51 4 700 2796 -17.1 -19.7 80 2.6 -17.7 60 27 283.5 283.7 275.1 287.0 1.14 5 652 3325 -19.5 -24.5 64 5.0 -20.4 55 24 286.7 286.8 276.2 289.1 0.81 6 500 5230 -36.1 -39.4 72 3.3 -36.3 35 15 289.0 289.1 276.6 289.8 0.25 7 457 5850 -40.5 -43.8 70 3.3 -40.7 45 20 291.0 291.1 277.4 291.6 0.17 8 400 6750 -45.1 -49.1 64 4.0 -45.3 60 27 296.4 296.4 279.9 296.8 0.11 9 300 8640 -54.1 -60.1 48 6.0 -54.2 55 40 309.1 309.1 285.0 309.2 0.04 10 255 9675 -58.1 -65.1 40 7.0 -58.2 65 27 317.9 317.9 288.1 318.0 0.02 11 250 9800 -57.9 -64.9 40 7.0 -58.0 60 23 320.0 320.0 288.8 320.1 0.02 12 227 10414 -52.9 -59.9 42 7.0 -53.1 10 20 336.6 336.6 293.5 336.8 0.05 13 200 11230 -52.7 -60.7 37 8.0 -52.9 305 15 349.3 349.3 296.5 349.5 0.05 14 179 11949 -50.3 -59.3 34 9.0 -50.7 290 20 364.5 364.5 299.6 364.8 0.07 15 150 13100 -50.7 -61.7 26 11.0 -51.1 265 27 382.7 382.7 302.7 383.0 0.06 16 100 15730 -52.5 -67.5 15 15.0 -53.1 265 40 426.3 426.3 308.4 426.5 0.04 17 74 17664 -55.3 -71.3 12 16.0 -55.9 261 45 458.7 458.7 311.7 458.9 0.03 18 70 18020 -53.5 -70.5 11 17.0 -54.3 260 46 469.9 469.9 312.7 470.2 0.04 19 50 20180 -53.7 -72.7 8 19.0 -54.8 260 44 516.9 516.9 316.1 517.2 0.04 20 47 20578 -52.3 -71.3 8 19.0 -53.6 260 46 529.5 529.5 316.9 529.9 0.05 21 30 23470 -53.5 -73.5 7 20.0 -55.2 260 60 598.8 598.8 320.6 599.2 0.06 22 28 23917 -49.6 -70.9 6 21.3 -52.2 260 62 621.6 621.7 321.6 622.4 0.10 23 27 24156 -47.5 -69.5 6 22.0 -50.8 258 61 634.0 634.0 322.1 634.9 0.12 24 20 26130 -49.3 -70.3 7 21.0 -52.7 240 50 685.3 685.3 324.0 686.5 0.15 25 18 26820 -50.1 -72.1 6 22.0 -53.6 703.7 703.8 324.6 704.8 0.13 TRP 255 9675 -58.1 -65.1 40 7.0 -58.2 65 27 317.9 317.9 288.1 318.0 0.02 WND 28 23917 -49.6 -70.9 6 21.3 -52.2 260 62 621.6 621.7 321.6 622.4 0.10 Sounding variables and indices 1000-500 mb thick: 5211.47 m Freezing level: 951.02 mb = 427.00 m = 1400.91 ft Wetbulb zero: 968.54 mb = 275.02 m = 902.29 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 73.92 % Est. max temperature: 5.77 C = 42.38 F Sfc-Lift cond lev (LCL): 964.97 mb = 304.58 m = 999.26 ft T: 0.96 C 700-500 lapse rate: 7.81 C/km ThetaE index: 2.81 C Layer 925.0- 767.0 mb Conv cond level (CCL): 892.77 mb = 923.72 m = 3030.54 ft Mean mixing ratio: 3.21 g/kg Conv temperature: 5.00 C = 41.00 F Cap Strength: 3.07 C Lifted Index: 3.08 C Risk: None Lifted Index @300 mb: 16.34 C Lifted Index @700 mb: 1.16 C Showalter Index: 4.19 C Risk: None Total Totals Index: 54.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 25.60 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 189.00 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.95 J/kg Max Up Vert Vel: 3.15 m/s Conv Inhibition (B-): 49181.45 J/kg Cap Strength: 3.09 C Lift Cond Lev (LCL): 906.00 mb = 807.72 m = 2649.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 96 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 1000 19 65 15 -13.6 -6.3 | 336 9 3.7 -8.2 1 1000 19 65 15 -13.6 -6.3 | 336 9 3.7 -8.2 2 925 644 90 29 -29.0 0.0 | 81 12 -11.7 -1.9 3 850 1311 95 29 -28.9 2.5 | 93 12 -11.6 0.6 4 700 2796 60 27 -23.4 -13.5 | 21 17 -6.1 -15.4 5 500 5230 35 15 -8.6 -12.3 | 328 17 8.7 -14.2 6 400 6750 60 27 -23.4 -13.5 | 21 17 -6.1 -15.4 7 300 8640 55 40 -32.8 -22.9 | 32 29 -15.4 -24.8 8 255 9675 65 27 -24.5 -11.4 | 28 15 -7.1 -13.3 9 250 9800 60 23 -19.9 -11.5 | 11 14 -2.6 -13.4 10 200 11230 305 15 12.3 -8.6 | 290 31 29.6 -10.5 11 150 13100 265 27 26.9 2.4 | 269 44 44.2 0.5 12 100 15730 265 40 39.8 3.5 | 268 57 57.2 1.6 13 70 18020 260 46 45.3 8.0 | 264 63 62.6 6.1 14 50 20180 260 44 43.3 7.6 | 265 61 60.7 5.7 15 30 23470 260 60 59.1 10.4 | 264 77 76.4 8.5 16 28 23917 260 62 61.1 10.8 | 264 79 78.4 8.9 17 20 26130 240 50 43.3 25.0 | 249 65 60.6 23.1 Wind Parameters Mean winds (0-6000m): 66.3 at 23.2 knts Storm direction: 96.3 at 17.4 knts Shear (0-3000m) pos: 3.0 neg: 2.9 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 40.6 deg Storm rel helicity (0-3000m) pos: 43.7 neg: -62.3 tot: -18.7 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.43 Bulk Shear: 3.46 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 78 21 24 7| 13.5 0.0 13.5| 27.6 0.0 27.6 55.3 0.96| 13.8 13.2 1000 86 25 63 8| 8.9 0.0 8.9| 40.5 0.0 40.5 40.5 0.94| 9.5 8.9 1500 89 26 74 9| 5.9 0.5 6.4| 43.7 -7.3 36.4 24.3 0.73| 7.5 5.5 2000 88 27 72 10| 4.4 1.9 6.3| 43.7 -25.5 18.2 9.1 0.37| 7.1 2.6 2500 85 27 65 10| 3.5 2.7 6.2| 43.7 -44.5 -0.8 -0.3 0.15| 6.9 1.0 3000 81 27 56 11| 3.0 2.9 5.8| 43.7 -62.3 -18.7 -6.2 0.02| 6.5 0.1 4000 75 26 41 12| 2.2 2.7 4.9| 43.7 -90.1 -46.4 -11.6 -0.13| 5.7 -0.7 5000 70 24 29 12| 1.8 2.5 4.2| 43.7-115.8 -72.1 -14.4 -0.23| 5.2 -1.2 6000 66 23 19 12| 1.9 2.1 4.0| 75.6-120.7 -45.1 -7.5 -0.09| 5.1 -0.5 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251029.12.gif