UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110500.upa.cvt Date: 0000Z 5 NOV 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 5 NOV 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 1026 55 -12.7 -14.1 89 1.4 -13.0 190 1 258.5 258.7 258.6 261.9 1.25 1 1000 252 -10.7 -15.0 71 4.3 -11.6 190 1 262.5 262.6 261.5 265.7 1.19 2 925 872 -7.3 -15.3 53 8.0 -9.3 245 27 271.8 272.1 268.2 275.4 1.26 3 916 948 -7.5 -15.5 53 8.0 -9.5 247 27 272.4 272.6 268.6 275.9 1.25 4 850 1530 -8.1 -30.1 15 22.0 -11.9 260 25 277.7 277.7 270.4 278.8 0.37 5 794 2057 -9.7 -37.7 8 28.0 -13.6 264 22 281.4 281.4 272.3 282.0 0.19 6 734 2661 -11.5 -39.5 8 28.0 -15.2 268 19 285.8 285.9 274.8 286.4 0.17 7 700 3024 -12.5 -33.5 16 21.0 -15.8 270 17 288.6 288.7 276.5 289.7 0.32 8 683 3212 -12.3 -35.3 13 23.0 -15.8 274 17 290.9 291.0 277.6 291.8 0.28 9 603 4158 -15.5 -42.5 8 27.0 -18.8 297 20 297.8 297.8 280.6 298.3 0.15 10 570 4581 -17.9 -41.9 10 24.0 -20.8 307 21 299.8 299.8 281.5 300.4 0.17 11 545 4916 -20.1 -30.1 41 10.0 -21.8 315 21 301.0 301.1 282.5 302.9 0.58 12 503 5506 -23.5 -29.5 58 6.0 -24.5 329 23 303.9 304.0 283.8 306.1 0.66 13 500 5550 -23.9 -29.9 58 6.0 -24.9 330 23 303.9 304.0 283.8 306.0 0.64 14 483 5802 -25.7 -31.7 57 6.0 -26.6 332 24 304.7 304.8 284.0 306.6 0.56 15 400 7140 -36.3 -40.2 67 3.9 -36.6 340 29 307.8 307.9 284.9 308.8 0.29 16 350 8051 -44.3 -48.9 60 4.6 -44.5 309.0 309.0 285.1 309.5 0.13 TRP WND Sounding variables and indices 1000-500 mb thick: 5298.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 27.09 % Est. max temperature: 4.41 C = 39.94 F Sfc-Lift cond lev (LCL): 1002.94 mb = 229.54 m = 753.08 ft T: -10.93 C 700-500 lapse rate: 4.51 C/km Conv cond level (CCL): 515.30 mb = 5328.25 m = 17480.91 ft Mean mixing ratio: 1.22 g/kg Conv temperature: 32.10 C = 89.77 F Cap Strength: 28.98 C Lifted Index: 28.93 C Risk: None Lifted Index @700 mb: 18.95 C Showalter Index: 20.96 C Risk: None Total Totals Index: 9.60 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: -6.20 C K Index: -35.30 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 5.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.55 J/kg Max Up Vert Vel: 8.55 m/s Conv Inhibition (B-): 6459.33 J/kg Cap Strength: 28.92 C Lift Cond Lev (LCL): 894.38 mb = 1134.06 m = 3720.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 15 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 1026 55 190 1 0.2 1.0 | 137 16 -10.6 11.4 1 1000 252 190 1 0.2 1.0 | 137 16 -10.6 11.4 2 925 872 245 27 24.5 11.4 | 212 26 13.7 21.8 3 850 1530 260 25 24.6 4.3 | 223 20 13.8 14.8 4 700 3024 270 17 17.0 -0.0 | 211 12 6.2 10.4 5 500 5550 330 23 11.5 -19.9 | 356 10 0.7 -9.5 6 400 7140 340 29 9.9 -27.3 | 3 17 -0.9 -16.8 Wind Parameters Mean winds (0-6000m): 284.0 at 20.0 knts Storm direction: 314.0 at 15.0 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 74.6 deg Storm rel helicity (0-3000m) pos: 185.9 neg: -12.1 tot: 173.8 m^2/s^2 ave: 57.9 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 5.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.77 Bulk Shear: 47.72 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 ------------------------------------------------------------------------------- 500 213 5 150 17| 13.2 0.0 13.2| 58.5 0.0 58.5 116.9 0.89| 13.7 12.2 1000 244 14 185 16| 13.3 0.0 13.3|167.7 0.0 167.7 167.7 0.92| 16.3 15.0 1500 249 18 199 18| 8.4 0.0 8.4|185.9 0.0 185.9 123.9 0.88| 12.6 11.1 2000 253 19 205 18| 5.6 0.0 5.6|185.9 -3.2 182.7 91.4 0.79| 10.3 8.1 2500 255 20 208 17| 4.0 0.0 4.0|185.9 -7.6 178.3 71.3 0.71| 8.8 6.3 3000 257 19 209 17| 2.9 0.0 2.9|185.9 -12.1 173.8 57.9 0.64| 7.8 5.0 4000 263 19 213 15| 2.5 0.0 2.5|201.8 -12.1 189.7 47.4 0.67| 6.9 4.6 5000 273 19 222 13| 2.3 0.0 2.3|216.4 -12.1 204.3 40.9 0.71| 6.4 4.6 6000 284 20 237 10| 2.2 0.0 2.2|226.0 -12.1 213.9 35.6 0.70| 6.0 4.2 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251105.00.gif