UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for U7995... Searching the city database file for: U7995 ... Date:1200Z 11 DEC 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 1016 48 -4.7 -10.7 63 6.0 -6.4 170 5 267.2 267.5 265.8 271.8 1.66 1 1000 173 -5.9 -13.9 53 8.0 -7.9 185 9 267.2 267.5 265.2 270.9 1.30 2 954 539 -8.7 -14.7 62 6.0 -10.1 218 15 268.0 268.2 265.7 271.6 1.28 3 926 772 -2.3 -5.0 82 2.7 -3.3 239 19 276.9 277.4 273.9 284.8 2.84 4 925 781 -2.3 -4.9 82 2.6 -3.3 240 19 277.0 277.4 274.0 284.9 2.87 5 877 1201 -1.1 -6.0 69 4.9 -2.9 240 19 282.5 282.9 276.9 290.4 2.78 6 850 1447 -2.9 -6.8 74 3.9 -4.3 240 19 283.1 283.6 277.1 290.8 2.70 7 817 1762 -4.7 -7.7 79 3.0 -5.8 241 21 284.4 284.9 277.6 292.0 2.62 8 700 2972 -10.9 -13.8 79 2.9 -11.8 245 29 290.4 290.7 279.6 296.1 1.88 9 693 3049 -11.5 -14.2 80 2.7 -12.3 246 29 290.6 290.9 279.6 296.1 1.84 10 660 3423 -10.5 -15.3 68 4.8 -11.9 252 27 295.8 296.1 281.8 301.2 1.76 11 585 4339 -16.1 -25.1 46 9.0 -18.0 266 24 299.6 299.8 282.3 302.4 0.85 12 525 5149 -18.7 -33.7 25 15.0 -21.1 279 20 305.9 306.0 284.3 307.4 0.42 13 500 5510 -21.5 -44.5 11 23.0 -24.0 285 19 306.8 306.9 284.3 307.4 0.15 14 493 5614 -22.3 -47.3 8 25.0 -24.8 286 19 307.1 307.1 284.4 307.5 0.11 15 436 6513 -27.5 -36.5 42 9.0 -28.6 294 18 311.5 311.5 286.4 312.8 0.39 16 420 6782 -29.3 -38.3 41 9.0 -30.3 297 17 312.5 312.6 286.6 313.7 0.33 17 400 7130 -32.7 -40.7 45 8.0 -33.4 300 17 312.5 312.5 286.5 313.5 0.27 18 300 9080 -49.9 -55.9 49 6.0 -50.1 330 25 315.0 315.0 287.2 315.3 0.07 19 275 9639 -54.9 -60.9 47 6.0 -55.0 335 36 315.7 315.7 287.4 315.9 0.04 20 250 10240 -58.1 -64.1 46 6.0 -58.2 340 48 319.7 319.7 288.7 319.8 0.03 21 204 11509 -65.1 -71.1 43 6.0 -65.1 310 27 327.8 327.8 291.1 327.9 0.01 22 200 11630 -65.3 -71.3 43 6.0 -65.4 315 33 329.3 329.4 291.5 329.4 0.01 23 161 12956 -62.1 -68.1 44 6.0 -62.2 311 31 355.8 355.8 297.9 355.9 0.02 24 150 13390 -63.7 -69.7 44 6.0 -63.8 310 31 360.3 360.3 298.8 360.4 0.02 25 122 14653 -67.1 -74.1 36 7.0 -67.2 318 33 376.1 376.1 301.6 376.1 0.01 26 100 15860 -66.5 -73.5 37 7.0 -66.6 325 35 399.2 399.2 305.1 399.3 0.02 27 70 17990 -70.7 -78.7 30 8.0 -70.8 320 44 433.1 433.1 309.1 433.2 0.01 28 65 18428 -71.7 -79.7 29 8.0 -71.8 317 44 440.2 440.2 309.9 440.3 0.01 29 52 19748 -70.1 -78.1 30 8.0 -70.2 307 46 473.0 473.0 312.9 473.1 0.02 30 50 19980 -71.3 -79.3 29 8.0 -71.4 305 46 475.5 475.5 313.1 475.6 0.01 31 37 21741 -76.5 -84.5 27 8.0 -76.6 308 59 504.9 504.9 315.3 504.9 0.01 32 30 22950 -76.9 -84.9 27 8.0 -77.0 310 68 535.0 535.0 317.2 535.1 0.01 33 26 23771 -77.7 -85.7 26 8.0 -77.8 555.1 555.1 318.4 555.1 0.01 34 23 24475 -76.5 -84.5 27 8.0 -76.6 578.4 578.4 319.6 578.5 0.01 TRP 204 11509 -65.1 -71.1 43 6.0 -65.1 310 27 327.8 327.8 291.1 327.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5337.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 61.28 % Est. max temperature: 10.86 C = 51.54 F Sfc-Lift cond lev (LCL): 923.81 mb = 791.15 m = 2595.59 ft T: -2.27 C 700-500 lapse rate: 4.18 C/km ThetaE index: 0.92 C Layer 1000.0- 954.0 mb Conv cond level (CCL): 537.19 mb = 4977.23 m = 16329.31 ft Mean mixing ratio: 1.71 g/kg Conv temperature: 32.83 C = 91.10 F Cap Strength: 26.34 C Lifted Index: 26.61 C Risk: None Lifted Index @300 mb: 28.60 C Lifted Index @700 mb: 15.83 C Showalter Index: 14.11 C Risk: None Total Totals Index: 33.30 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 14.70 C K Index: 8.90 Risk: None Sweat Index: 170.39 Risk: None Energy Index: 3.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.01 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 44679.18 J/kg Cap Strength: 26.51 C Lift Cond Lev (LCL): 889.40 mb = 1090.17 m = 3576.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 16 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 1016 48 170 5 -0.9 4.9 | 117 19 -16.7 8.5 1 1000 173 185 9 0.8 9.0 | 130 20 -15.0 12.6 2 925 781 240 19 16.5 9.5 | 183 13 0.6 13.1 3 850 1447 240 19 16.5 9.5 | 183 13 0.6 13.1 4 700 2972 245 29 26.3 12.3 | 213 19 10.5 15.9 5 500 5510 285 19 18.4 -4.9 | 297 3 2.5 -1.3 6 400 7130 300 17 14.7 -8.5 | 13 5 -1.1 -4.9 7 300 9080 330 25 12.5 -21.7 | 10 18 -3.3 -18.0 8 250 10240 340 48 16.4 -45.1 | 359 41 0.6 -41.5 9 204 11509 310 27 20.7 -17.4 | 340 15 4.9 -13.7 10 200 11630 315 33 23.3 -23.3 | 339 21 7.5 -19.7 11 150 13390 310 31 23.7 -19.9 | 334 18 7.9 -16.3 12 100 15860 325 35 20.1 -28.7 | 350 25 4.3 -25.0 13 70 17990 320 44 28.3 -33.7 | 337 33 12.5 -30.1 14 50 19980 305 46 37.7 -26.4 | 316 32 21.9 -22.8 15 30 22950 310 68 52.1 -43.7 | 318 54 36.3 -40.1 Wind Parameters Mean winds (0-6000m): 252.9 at 21.6 knts Storm direction: 282.9 at 16.2 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 97.4 deg Storm rel helicity (0-3000m) pos: 126.6 neg: 0.0 tot: 126.6 m^2/s^2 ave: 42.2 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 4.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.15 Bulk Shear: 38.32 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 ------------------------------------------------------------------------------- 500 202 11 139 18| 12.8 0.0 12.8| 65.1 0.0 65.1 130.2 0.96| 14.2 13.6 1000 227 14 159 15| 9.2 0.0 9.2| 90.4 0.0 90.4 90.4 0.93| 10.9 10.1 1500 232 16 167 14| 6.4 0.0 6.4| 92.6 0.0 92.6 61.7 0.93| 7.5 7.0 2000 235 17 173 14| 5.6 0.0 5.6|103.4 0.0 103.4 51.7 0.92| 6.5 6.0 2500 237 19 180 14| 5.2 0.0 5.2|114.8 0.0 114.8 45.9 0.91| 5.9 5.3 3000 239 20 186 14| 4.8 0.0 4.8|126.6 0.0 126.6 42.2 0.89| 5.5 4.9 4000 243 22 195 14| 3.3 0.0 3.3|143.1 0.0 143.1 35.8 0.81| 5.2 4.2 5000 248 22 201 13| 2.4 0.0 2.4|151.0 0.0 151.0 30.2 0.76| 4.9 3.7 6000 253 22 206 11| 1.8 0.0 1.8|154.6 0.0 154.6 25.8 0.77| 4.5 3.5 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20251211.12.gif