UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 27 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 1009 70 0.4 -3.7 74 4.1 -1.2 260 3 272.8 273.3 271.5 280.7 2.88 1 1000 142 -0.5 -5.1 71 4.6 -2.1 265 11 272.6 273.1 271.0 279.8 2.61 2 925 760 -5.1 -7.9 81 2.8 -6.0 315 29 274.1 274.5 271.4 280.4 2.28 3 850 1419 -9.9 -11.6 87 1.7 -10.4 330 23 275.8 276.1 271.7 281.0 1.85 4 828 1621 -11.3 -12.8 89 1.5 -11.7 327 24 276.4 276.7 271.9 281.3 1.72 5 781 2068 -12.9 -15.9 78 3.0 -13.6 321 27 279.3 279.6 273.1 283.4 1.42 6 700 2894 -19.1 -21.1 84 2.0 -19.5 310 33 281.3 281.5 273.6 284.4 1.01 7 697 2926 -19.3 -21.2 85 1.9 -19.7 310 34 281.5 281.6 273.7 284.5 1.01 8 693 2969 -18.9 -20.8 85 1.9 -19.3 309 34 282.4 282.5 274.3 285.5 1.05 9 671 3208 -19.3 -22.8 74 3.5 -20.0 306 39 284.5 284.7 275.2 287.3 0.91 10 633 3639 -21.7 -28.7 53 7.0 -22.7 301 47 286.6 286.7 275.8 288.4 0.56 11 606 3959 -23.3 -33.3 39 10.0 -24.5 297 53 288.3 288.4 276.5 289.6 0.38 12 502 5321 -28.3 -49.3 12 21.0 -29.7 280 78 298.2 298.2 280.7 298.5 0.09 13 500 5350 -28.3 -49.3 12 21.0 -29.7 280 79 298.5 298.6 280.8 298.8 0.09 14 476 5703 -30.5 -52.5 10 22.0 -31.8 280 80 300.0 300.1 281.4 300.3 0.06 15 400 6920 -39.7 -56.7 15 17.0 -40.4 280 83 303.4 303.4 282.8 303.6 0.04 16 344 7930 -47.7 -61.7 18 14.0 -48.0 277 83 305.9 305.9 283.8 306.0 0.03 17 300 8820 -53.1 -66.1 19 13.0 -53.3 275 83 310.5 310.5 285.5 310.6 0.02 18 279 9288 -55.5 -67.5 21 12.0 -55.6 280 81 313.6 313.6 286.6 313.6 0.02 19 250 9990 -55.9 -67.9 21 12.0 -56.1 275 81 323.0 323.0 289.7 323.0 0.02 20 224 10685 -57.3 -69.3 20 12.0 -57.5 277 79 331.1 331.1 292.0 331.2 0.02 21 200 11400 -57.1 -69.1 20 12.0 -57.3 280 77 342.3 342.3 294.9 342.4 0.02 22 150 13200 -60.9 -74.9 14 14.0 -61.0 280 75 365.2 365.2 299.7 365.2 0.01 23 101 15629 -64.7 -78.7 13 14.0 -64.8 280 79 401.6 401.6 305.4 401.6 0.01 24 100 15690 -64.3 -78.3 13 14.0 -64.4 280 79 403.5 403.5 305.7 403.5 0.01 25 78 17199 -67.5 -81.5 12 14.0 -67.7 277 69 426.6 426.6 308.4 426.6 0.01 26 70 17850 -68.5 -82.5 12 14.0 -68.7 275 64 437.8 437.8 309.7 437.9 0.01 27 50 19840 -74.3 -88.3 10 14.0 -74.4 285 69 468.4 468.4 312.5 468.4 0.00 28 36 21751 -74.7 -88.7 10 14.0 -74.8 513.5 513.5 315.9 513.5 0.00 TRP 279 9288 -55.5 -67.5 21 12.0 -55.6 280 81 313.6 313.6 286.6 313.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5208.00 m Freezing level: 1005.00 mb = 102.18 m = 335.24 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 62.25 % Est. max temperature: 3.13 C = 37.63 F Sfc-Lift cond lev (LCL): 946.45 mb = 578.28 m = 1897.23 ft T: -3.75 C 700-500 lapse rate: 3.75 C/km ThetaE index: 0.90 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 884.57 mb = 1108.31 m = 3636.14 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 2.55 C = 36.59 F Cap Strength: 15.22 C Lifted Index: 15.48 C Risk: None Lifted Index @300 mb: 21.53 C Lifted Index @700 mb: 3.44 C Showalter Index: 14.83 C Risk: None Total Totals Index: 35.10 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 16.70 C K Index: 4.80 Risk: None Sweat Index: 125.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.17 J/kg Max Up Vert Vel: 2.89 m/s Conv Inhibition (B-): 32919.94 J/kg Cap Strength: 14.98 C Lift Cond Lev (LCL): 905.35 mb = 927.35 m = 3042.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 34 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 1009 70 260 3 3.0 0.5 | 148 32 -16.9 27.6 1 1000 142 265 11 11.0 1.0 | 162 29 -8.9 28.1 2 925 760 315 29 20.5 -20.5 | 185 7 0.6 6.6 3 850 1419 330 23 11.5 -19.9 | 131 11 -8.4 7.2 4 700 2894 310 33 25.3 -21.2 | 222 8 5.4 5.9 5 500 5350 280 79 77.8 -13.7 | 257 59 57.9 13.4 6 400 6920 280 83 81.7 -14.4 | 258 63 61.8 12.7 7 300 8820 275 83 82.7 -7.2 | 252 66 62.8 19.9 8 279 9288 280 81 79.8 -14.1 | 258 61 59.9 13.0 9 250 9990 275 81 80.7 -7.1 | 252 64 60.8 20.0 10 200 11400 280 77 75.8 -13.4 | 256 58 55.9 13.7 11 150 13200 280 75 73.9 -13.0 | 255 56 54.0 14.1 12 100 15690 280 79 77.8 -13.7 | 257 59 57.9 13.4 13 70 17850 275 64 63.8 -5.6 | 244 49 43.9 21.5 14 50 19840 285 69 66.6 -17.9 | 259 48 46.7 9.2 Wind Parameters Mean winds (0-6000m): 293.7 at 44.8 knts Storm direction: 323.7 at 33.6 knts Shear (0-3000m) pos: 4.0 neg: 2.7 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 137.7 neg: -14.1 tot: 123.5 m^2/s^2 ave: 41.2 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 112.98 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 ------------------------------------------------------------------------------- 500 287 16 168 23| 21.9 0.0 21.9|110.1 0.0 110.1 220.1 0.64| 25.0 15.9 1000 308 21 168 14| 12.8 0.0 12.8|112.6 -7.7 104.9 104.9 0.32| 19.3 6.1 1500 315 22 161 12| 7.9 0.0 7.9|113.5 -14.1 99.4 66.2 0.22| 14.6 3.2 2000 317 23 157 11| 5.9 1.2 7.1|119.4 -14.1 105.2 52.6 0.26| 12.1 3.2 2500 317 24 160 10| 4.7 1.9 6.7|126.4 -14.1 112.3 44.9 0.33| 10.7 3.5 3000 316 26 168 9| 4.0 2.7 6.7|137.7 -14.1 123.5 41.2 0.38| 10.1 3.8 4000 310 31 206 8| 3.0 4.8 7.7|160.6 -14.1 146.5 36.6 0.35| 10.3 3.6 5000 301 38 238 15| 2.4 6.1 8.5|160.6 -55.7 104.9 21.0 0.24| 10.6 2.5 6000 294 45 247 23| 2.0 5.8 7.7|171.6 -86.2 85.4 14.2 0.21| 9.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251127.00.gif