UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 12 OCT 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 1020 76 4.0 -8.0 41 12.0 -0.2 90 5 275.6 275.9 271.9 281.3 2.05 1 1000 236 1.8 -10.2 41 12.0 -2.1 95 11 275.0 275.2 271.1 279.9 1.76 2 925 857 -4.3 -13.3 49 9.0 -6.8 100 15 274.9 275.2 270.6 279.1 1.48 3 907 1021 -6.7 -14.7 53 8.0 -8.8 100 14 274.0 274.2 269.8 277.8 1.35 4 903 1058 -6.5 -14.5 53 8.0 -8.6 100 14 274.5 274.8 270.2 278.5 1.37 5 876 1309 -10.9 -17.9 56 7.0 -12.5 100 12 272.4 272.5 268.3 275.4 1.07 6 850 1555 -11.7 -19.7 51 8.0 -13.4 100 11 273.9 274.0 269.1 276.6 0.94 7 700 3136 -16.1 -30.1 29 14.0 -18.3 110 11 284.7 284.7 274.6 286.1 0.45 8 545 4875 -20.7 -40.7 15 20.0 -23.1 106 7 300.3 300.3 281.8 301.0 0.20 9 500 5470 -24.9 -46.9 11 22.0 -26.8 105 5 302.7 302.7 282.6 303.1 0.11 10 496 5528 -25.5 -47.5 11 22.0 -27.3 101 5 302.6 302.7 282.6 303.0 0.11 11 470 5915 -27.5 -49.5 10 22.0 -29.2 76 4 304.9 304.9 283.5 305.2 0.09 12 400 7050 -36.5 -56.5 11 20.0 -37.4 360 3 307.6 307.6 284.5 307.7 0.05 13 350 7961 -44.1 -62.1 12 18.0 -44.6 351 11 309.3 309.3 285.1 309.4 0.03 14 300 8980 -51.3 -66.3 15 15.0 -51.5 340 21 313.0 313.0 286.4 313.1 0.02 15 272 9611 -54.9 -68.9 16 14.0 -55.1 330 21 316.7 316.7 287.7 316.8 0.01 16 253 10074 -55.3 -68.3 18 13.0 -55.5 326 21 322.7 322.8 289.6 322.8 0.02 17 250 10150 -55.5 -68.5 18 13.0 -55.7 325 21 323.6 323.6 289.9 323.6 0.02 18 217 11055 -53.1 -66.1 19 13.0 -53.4 322 20 340.6 340.6 294.5 340.7 0.02 19 200 11580 -53.1 -67.1 17 14.0 -53.4 320 19 348.7 348.7 296.4 348.8 0.02 20 150 13430 -54.9 -70.9 12 16.0 -55.2 300 15 375.5 375.5 301.5 375.6 0.02 21 116 15068 -57.7 -74.7 10 17.0 -58.0 303 16 398.9 398.9 305.0 399.0 0.01 22 115 15123 -56.7 -73.7 10 17.0 -57.1 303 16 401.8 401.8 305.5 401.9 0.02 23 100 16010 -57.5 -74.5 10 17.0 -57.9 305 17 416.6 416.6 307.3 416.7 0.02 24 70 18250 -58.5 -76.5 8 18.0 -59.0 295 23 459.2 459.2 311.7 459.3 0.02 25 50 20350 -60.7 -78.7 8 18.0 -61.2 300 23 500.4 500.4 315.0 500.5 0.02 26 41 21582 -61.3 -79.3 7 18.0 -61.9 304 23 528.2 528.2 316.8 528.3 0.02 27 34 22743 -61.5 -80.5 6 19.0 -62.1 308 23 556.7 556.7 318.5 556.8 0.02 28 30 23520 -60.5 -79.5 7 19.0 -61.3 310 23 579.7 579.7 319.6 579.9 0.02 29 20 26070 -57.7 -77.7 6 20.0 -59.3 270 31 659.6 659.6 323.0 659.9 0.05 30 19 26394 -57.3 -77.3 6 20.0 -59.0 670.5 670.6 323.4 671.0 0.05 31 18 26739 -53.9 -74.9 6 21.0 -56.4 691.7 691.8 324.2 692.4 0.08 32 16 27494 -54.5 -75.5 6 21.0 -57.1 713.5 713.5 324.9 714.2 0.08 TRP 272 9611 -54.9 -68.9 16 14.0 -55.1 330 21 316.7 316.7 287.7 316.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5234.00 m Freezing level: 977.87 mb = 419.25 m = 1375.46 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 32.59 % Est. max temperature: 1.11 C = 34.01 F Sfc-Lift cond lev (LCL): 846.53 mb = 1588.32 m = 5210.97 ft T: -11.79 C 700-500 lapse rate: 3.77 C/km ThetaE index: 3.51 C Layer 1000.0- 903.0 mb Conv cond level (CCL): 756.25 mb = 2506.62 m = 8223.71 ft Mean mixing ratio: 1.66 g/kg Conv temperature: 8.77 C = 47.79 F Cap Strength: 18.01 C Lifted Index: 19.26 C Risk: None Lifted Index @300 mb: 23.65 C Lifted Index @700 mb: 6.79 C Showalter Index: 21.66 C Risk: None Total Totals Index: 18.40 C Risk: None Vertical Totals Index: 13.20 C Cross Totals Index: 5.20 C K Index: -20.50 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 5.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.58 J/kg Max Up Vert Vel: 8.55 m/s Conv Inhibition (B-): 56974.32 J/kg Cap Strength: 18.98 C Lift Cond Lev (LCL): 819.54 mb = 1852.13 m = 6076.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 133 at 7 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 1020 76 90 5 -5.0 0.0 | 358 5 0.1 -4.9 1 1000 236 95 11 -11.0 1.0 | 56 7 -5.8 -3.9 2 925 857 100 15 -14.8 2.6 | 77 10 -9.6 -2.3 3 850 1555 100 11 -10.8 1.9 | 63 6 -5.7 -2.9 4 700 3136 110 11 -10.3 3.8 | 78 5 -5.2 -1.1 5 500 5470 105 5 -4.8 1.3 | 355 4 0.3 -3.6 6 400 7050 360 3 -0.0 -3.0 | 327 9 5.1 -7.9 7 300 8980 340 21 7.2 -19.7 | 333 28 12.3 -24.6 8 272 9611 330 21 10.5 -18.2 | 326 28 15.6 -23.0 9 250 10150 325 21 12.0 -17.2 | 322 28 17.2 -22.1 10 200 11580 320 19 12.2 -14.6 | 318 26 17.3 -19.4 11 150 13430 300 15 13.0 -7.5 | 304 22 18.1 -12.4 12 100 16010 305 17 13.9 -9.8 | 307 24 19.1 -14.6 13 70 18250 295 23 20.8 -9.7 | 299 30 26.0 -14.6 14 50 20350 300 23 19.9 -11.5 | 303 30 25.0 -16.4 15 30 23520 310 23 17.6 -14.8 | 311 30 22.7 -19.6 16 20 26070 270 31 31.0 -0.0 | 278 36 36.1 -4.9 Wind Parameters Mean winds (0-6000m): 103.4 at 9.4 knts Storm direction: 133.4 at 7.1 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 79.0 deg Storm rel helicity (0-3000m) pos: 16.6 neg: -4.0 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 75.22 Bulk Shear: 0.49 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 96 11 56 7| 8.5 0.0 8.5| 11.3 0.0 11.3 22.5 0.87| 8.7 7.5 1000 98 12 67 8| 4.6 0.0 4.6| 14.3 -1.2 13.1 13.1 0.71| 5.8 4.2 1500 99 12 67 8| 2.1 0.0 2.1| 14.3 -4.0 10.3 6.9 0.47| 4.8 2.3 2000 99 12 67 7| 1.6 0.0 1.6| 15.1 -4.0 11.1 5.6 0.49| 3.8 1.8 2500 100 12 67 7| 1.3 0.0 1.3| 15.9 -4.0 11.9 4.8 0.50| 3.2 1.6 3000 102 12 68 7| 1.1 0.0 1.1| 16.6 -4.0 12.6 4.2 0.51| 2.7 1.4 4000 103 11 69 6| 0.8 0.3 1.1| 16.6 -6.1 10.5 2.6 0.35| 2.4 0.8 5000 104 10 65 5| 0.7 0.5 1.2| 16.6 -8.3 8.3 1.7 0.19| 2.2 0.4 6000 103 9 57 5| 0.6 0.7 1.3| 16.6 -10.2 6.4 1.1 0.09| 2.2 0.2 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251012.12.gif