UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U7995... Searching the city database file for: U7995 ... Date:1200Z 4 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 1025 45 1.4 -0.2 89 1.6 0.7 260 3 272.6 273.2 272.6 282.5 3.67 1 1000 243 0.2 -3.3 77 3.5 -1.1 250 9 273.4 273.8 272.0 281.5 2.99 2 925 865 -4.7 -7.8 79 3.1 -5.7 330 17 274.5 274.9 271.6 280.9 2.29 3 889 1177 -7.1 -9.3 84 2.2 -7.8 337 13 275.2 275.5 271.8 281.1 2.12 4 876 1293 -3.7 -6.6 80 2.9 -4.7 340 12 279.8 280.3 275.3 287.4 2.66 5 850 1535 2.2 -4.8 60 7.0 -0.7 345 9 288.5 289.0 280.3 297.6 3.14 6 827 1756 1.6 -11.4 37 13.0 -3.0 339 10 290.1 290.4 279.5 295.9 1.93 7 700 3083 -5.1 -23.1 23 18.0 -9.7 305 15 296.8 297.0 281.1 299.6 0.85 8 651 3646 -8.1 -32.1 13 24.0 -12.8 307 14 299.7 299.7 281.8 301.0 0.40 9 596 4322 -11.7 -32.7 16 21.0 -15.6 310 13 303.2 303.2 283.2 304.6 0.41 10 500 5630 -23.3 -39.3 22 16.0 -25.2 315 11 304.6 304.7 283.6 305.5 0.25 11 400 7220 -37.9 -48.9 31 11.0 -38.5 25 9 305.7 305.8 283.8 306.1 0.11 12 386 7464 -40.1 -51.1 30 11.0 -40.6 45 9 306.0 306.0 283.9 306.3 0.09 13 327 8577 -47.7 -55.7 39 8.0 -47.9 141 10 310.4 310.4 285.5 310.6 0.06 14 300 9140 -52.1 -60.1 38 8.0 -52.2 190 11 311.9 311.9 286.1 312.1 0.04 15 250 10300 -60.7 -68.7 34 8.0 -60.8 170 15 315.8 315.8 287.4 315.9 0.01 16 217 11168 -66.5 -74.5 32 8.0 -66.5 170 20 319.9 319.9 288.7 319.9 0.01 17 201 11630 -67.3 -75.3 31 8.0 -67.4 170 23 325.7 325.7 290.5 325.7 0.01 18 200 11660 -67.1 -75.1 31 8.0 -67.1 170 21 326.5 326.5 290.7 326.5 0.01 19 184 12165 -64.7 -72.7 32 8.0 -64.8 203 19 338.3 338.3 293.9 338.3 0.01 20 172 12573 -66.9 -74.9 31 8.0 -67.0 230 17 341.2 341.2 294.6 341.3 0.01 21 161 12975 -62.9 -70.9 33 8.0 -63.0 257 15 354.5 354.5 297.6 354.5 0.02 22 150 13410 -62.9 -70.9 33 8.0 -63.0 285 13 361.7 361.7 299.1 361.8 0.02 23 100 15910 -63.5 -72.5 28 9.0 -63.6 300 17 405.0 405.0 305.9 405.1 0.02 24 70 18090 -65.5 -74.5 28 9.0 -65.7 300 25 444.3 444.3 310.3 444.4 0.02 25 50 20120 -67.9 -77.9 23 10.0 -68.1 295 29 483.5 483.5 313.7 483.6 0.02 26 37 21923 -69.5 -79.5 22 10.0 -69.7 289 33 522.9 522.9 316.5 523.0 0.02 27 30 23160 -74.1 -84.1 20 10.0 -74.2 285 36 542.6 542.6 317.7 542.7 0.01 28 20 25490 -79.5 -89.5 18 10.0 -79.6 285 50 592.8 592.8 320.3 592.9 0.01 29 17 26409 -80.7 -90.7 17 10.0 -80.8 617.2 617.2 321.4 617.2 0.01 TRP 201 11630 -67.3 -75.3 31 8.0 -67.4 170 23 325.7 325.7 290.5 325.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5387.00 m Freezing level: 996.94 mb = 268.39 m = 880.53 ft Freezing level: 859.69 mb = 1444.93 m = 4740.52 ft Freezing level: 796.67 mb = 2073.09 m = 6801.38 ft Wetbulb zero: 1015.21 mb = 121.88 m = 399.88 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 37.42 % Est. max temperature: 9.01 C = 48.21 F Sfc-Lift cond lev (LCL): 999.71 mb = 245.31 m = 804.81 ft T: 0.18 C 700-500 lapse rate: 7.15 C/km ThetaE index: 1.72 C Layer 827.0- 700.0 mb Conv cond level (CCL): 915.44 mb = 946.76 m = 3106.14 ft Mean mixing ratio: 2.81 g/kg Conv temperature: 3.48 C = 38.26 F Cap Strength: 19.98 C Lifted Index: 19.51 C Risk: None Lifted Index @300 mb: 21.65 C Lifted Index @700 mb: 16.50 C Showalter Index: 7.35 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 18.50 C K Index: 2.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.10 J/kg Max Up Vert Vel: 3.19 m/s Conv Inhibition (B-): 50471.89 J/kg Cap Strength: 19.93 C Lift Cond Lev (LCL): 929.25 mb = 828.39 m = 2717.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 9 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 1025 45 260 3 3.0 0.5 | 183 9 0.5 9.5 1 1000 243 250 9 8.5 3.1 | 206 13 6.0 12.0 2 925 865 330 17 8.5 -14.7 | 314 8 6.0 -5.8 3 850 1535 345 9 2.3 -8.7 | 151 0 -0.1 0.2 4 700 3083 305 15 12.3 -8.6 | 268 10 9.8 0.3 5 500 5630 315 11 7.8 -7.8 | 258 5 5.3 1.2 6 400 7220 25 9 -3.8 -8.2 | 97 6 -6.3 0.8 7 300 9140 190 11 1.9 10.8 | 178 20 -0.6 19.8 8 250 10300 170 15 -2.6 14.8 | 168 24 -5.1 23.7 9 201 11630 170 23 -4.0 22.7 | 168 32 -6.5 31.6 10 200 11660 170 21 -3.6 20.7 | 168 30 -6.1 29.6 11 150 13410 285 13 12.6 -3.4 | 241 12 10.1 5.6 12 100 15910 300 17 14.7 -8.5 | 268 12 12.3 0.4 13 70 18090 300 25 21.7 -12.5 | 281 20 19.2 -3.6 14 50 20120 295 29 26.3 -12.3 | 278 24 23.8 -3.3 15 30 23160 285 36 34.8 -9.3 | 271 32 32.3 -0.4 16 20 25490 285 50 48.3 -12.9 | 275 46 45.8 -4.0 Wind Parameters Mean winds (0-6000m): 314.6 at 12.4 knts Storm direction: 344.6 at 9.3 knts Shear (0-3000m) pos: 1.6 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 85.8 deg Storm rel helicity (0-3000m) pos: 66.4 neg: -3.3 tot: 63.1 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.47 Bulk Shear: 10.95 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 ------------------------------------------------------------------------------- 500 267 9 215 11| 10.7 0.0 10.7| 38.5 0.0 38.5 77.0 0.86| 14.9 12.8 1000 307 12 257 7| 7.4 0.0 7.4| 65.8 0.0 65.8 65.8 0.86| 14.4 12.4 1500 318 12 270 6| 3.2 0.0 3.2| 66.3 -0.0 66.3 44.2 0.66| 11.9 7.9 2000 323 12 273 5| 2.4 0.8 3.1| 66.4 -0.0 66.3 33.2 0.63| 9.8 6.1 2500 323 12 274 5| 1.9 1.3 3.2| 66.4 -0.8 65.6 26.2 0.56| 8.5 4.8 3000 319 12 272 5| 1.6 1.7 3.2| 66.4 -3.3 63.1 21.0 0.49| 7.7 3.8 4000 316 13 270 6| 1.2 1.2 2.4| 66.4 -4.1 62.3 15.6 0.46| 6.0 2.8 5000 314 13 269 7| 1.0 1.0 2.0| 66.4 -5.1 61.3 12.3 0.43| 5.0 2.2 6000 315 12 268 6| 1.1 0.8 1.9| 67.8 -5.8 62.0 10.3 0.42| 4.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20251204.12.gif