UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U7995... Searching the city database file for: U7995 ... Date:0000Z 8 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 1022 47 2.4 1.2 92 1.2 1.9 290 3 273.8 274.5 273.9 284.9 4.08 1 1000 222 1.6 -1.5 80 3.1 0.4 305 9 274.8 275.3 273.5 284.1 3.42 2 925 845 -1.5 -3.6 86 2.1 -2.3 340 11 277.8 278.3 274.9 286.6 3.16 3 912 958 -1.9 -4.3 84 2.4 -2.8 338 11 278.5 279.0 275.1 287.0 3.04 4 850 1515 -5.1 -8.2 79 3.1 -6.1 330 13 280.8 281.2 275.5 287.7 2.42 5 834 1664 -5.9 -10.0 73 4.1 -7.2 330 14 281.5 281.9 275.5 287.6 2.14 6 742 2566 -13.7 -15.9 83 2.2 -14.2 330 17 282.6 282.8 275.0 286.9 1.49 7 700 3010 -13.3 -17.0 74 3.7 -14.2 330 19 287.8 288.0 277.7 292.1 1.44 8 638 3712 -17.1 -23.1 60 6.0 -18.3 326 26 291.2 291.3 278.6 294.1 0.93 9 611 4038 -16.7 -21.6 66 4.9 -17.8 324 30 295.3 295.5 280.8 298.7 1.11 10 500 5520 -25.9 -30.9 63 5.0 -26.6 315 46 301.5 301.6 282.7 303.4 0.58 11 484 5754 -27.3 -33.3 57 6.0 -28.1 314 47 302.6 302.6 283.1 304.2 0.48 12 433 6543 -34.5 -41.5 49 7.0 -35.1 312 49 303.2 303.2 283.0 304.0 0.23 13 404 7022 -38.9 -44.9 53 6.0 -39.2 310 50 303.6 303.6 283.1 304.2 0.17 14 400 7090 -39.3 -45.3 53 6.0 -39.6 310 50 303.9 303.9 283.2 304.5 0.17 15 300 9000 -52.7 -57.7 55 5.0 -52.8 310 62 311.1 311.1 285.8 311.3 0.05 16 262 9866 -58.0 -63.0 53 5.0 -58.0 305 68 315.6 315.6 287.3 315.7 0.03 17 260 9914 -58.3 -63.3 53 5.0 -58.4 305 68 315.8 315.8 287.4 315.9 0.03 18 254 10061 -60.5 -65.3 53 4.8 -60.6 305 68 314.7 314.7 287.0 314.8 0.02 19 250 10160 -60.9 -65.8 52 4.9 -61.0 305 68 315.5 315.5 287.3 315.6 0.02 20 234 10568 -62.3 -67.3 51 5.0 -62.3 307 64 319.4 319.4 288.6 319.5 0.02 21 217 11028 -66.7 -71.7 49 5.0 -66.7 310 60 319.6 319.6 288.6 319.6 0.01 22 200 11520 -66.1 -71.1 49 5.0 -66.1 300 56 328.1 328.1 291.2 328.1 0.01 23 150 13260 -66.7 -71.7 49 5.0 -66.7 300 48 355.2 355.2 297.7 355.3 0.02 24 100 15710 -67.9 -73.9 42 6.0 -67.9 290 48 396.5 396.5 304.8 396.6 0.02 25 70 17840 -70.5 -76.5 41 6.0 -70.6 300 46 433.6 433.6 309.2 433.6 0.02 26 63 18466 -71.1 -77.1 41 6.0 -71.2 291 51 445.5 445.5 310.4 445.6 0.02 27 50 19840 -70.1 -76.1 41 6.0 -70.2 270 62 478.3 478.3 313.3 478.4 0.02 28 47 20207 -67.9 -73.9 42 6.0 -68.0 271 64 492.1 492.1 314.4 492.3 0.04 29 33 22287 -74.5 -80.5 39 6.0 -74.6 274 73 527.0 527.0 316.8 527.1 0.02 30 30 22840 -74.1 -80.1 39 6.0 -74.2 275 75 542.6 542.6 317.7 542.8 0.02 31 20 25210 -72.7 -78.7 40 6.0 -72.9 270 85 613.6 613.7 321.2 613.9 0.04 32 15 26905 -71.3 -78.3 35 7.0 -71.6 670.9 670.9 323.4 671.4 0.06 TRP 217 11028 -66.7 -71.7 49 5.0 -66.7 310 60 319.6 319.6 288.6 319.6 0.01 WND 262 9866 -58.0 -63.0 53 5.0 -58.0 305 68 315.6 315.6 287.3 315.7 0.03 Sounding variables and indices 1000-500 mb thick: 5298.00 m Freezing level: 961.29 mb = 543.55 m = 1783.27 ft Wetbulb zero: 989.67 mb = 305.00 m = 1000.64 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 72.94 % Est. max temperature: 8.56 C = 47.42 F Sfc-Lift cond lev (LCL): 1003.05 mb = 197.44 m = 647.76 ft T: 1.71 C 700-500 lapse rate: 5.02 C/km ThetaE index: 0.76 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 883.91 mb = 1205.42 m = 3954.75 ft Mean mixing ratio: 3.38 g/kg Conv temperature: 8.11 C = 46.60 F Cap Strength: 10.53 C Lifted Index: 13.98 C Risk: None Lifted Index @300 mb: 18.35 C Lifted Index @700 mb: 5.61 C Showalter Index: 12.05 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 17.70 C K Index: 8.90 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.05 J/kg Max Up Vert Vel: 4.48 m/s Conv Inhibition (B-): 42010.34 J/kg Cap Strength: 13.85 C Lift Cond Lev (LCL): 933.96 mb = 768.01 m = 2519.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 351 at 18 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 1022 47 290 3 2.8 -1.0 | 180 17 -0.0 17.1 1 1000 222 305 9 7.4 -5.2 | 199 14 4.5 13.0 2 925 845 340 11 3.8 -10.3 | 187 8 0.9 7.8 3 850 1515 330 13 6.5 -11.3 | 208 8 3.7 6.9 4 700 3010 330 19 9.5 -16.5 | 256 7 6.7 1.7 5 500 5520 315 46 32.5 -32.5 | 296 33 29.7 -14.4 6 400 7090 310 50 38.3 -32.1 | 292 38 35.5 -14.0 7 300 9000 310 62 47.5 -39.9 | 296 50 44.6 -21.7 8 262 9866 305 68 55.7 -39.0 | 292 57 52.9 -20.9 9 250 10160 305 68 55.7 -39.0 | 292 57 52.9 -20.9 10 217 11028 310 60 46.0 -38.6 | 295 48 43.1 -20.4 11 200 11520 300 56 48.5 -28.0 | 282 47 45.7 -9.9 12 150 13260 300 48 41.6 -24.0 | 279 39 38.7 -5.9 13 100 15710 290 48 45.1 -16.4 | 268 42 42.3 1.7 14 70 17840 300 46 39.8 -23.0 | 277 37 37.0 -4.9 15 50 19840 270 62 62.0 -0.0 | 253 62 59.2 18.1 16 30 22840 275 75 74.7 -6.5 | 261 73 71.9 11.6 17 20 25210 270 85 85.0 -0.0 | 258 84 82.2 18.1 Wind Parameters Mean winds (0-6000m): 321.1 at 24.5 knts Storm direction: 351.1 at 18.4 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 78.8 deg Storm rel helicity (0-3000m) pos: 38.0 neg: -5.1 tot: 33.0 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 35.56 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 ------------------------------------------------------------------------------- 500 311 8 195 13| 7.9 0.0 7.9| 21.1 -1.1 20.0 40.0 0.52| 9.6 5.0 1000 325 10 194 11| 5.0 0.0 5.0| 22.8 -5.1 17.7 17.7 0.30| 6.9 2.0 1500 328 10 196 10| 3.4 0.7 4.1| 27.1 -5.1 22.0 14.7 0.39| 5.3 2.1 2000 329 11 200 9| 2.5 1.0 3.5| 30.6 -5.1 25.5 12.8 0.45| 4.5 2.0 2500 329 12 205 8| 2.0 1.2 3.2| 34.1 -5.1 29.1 11.6 0.51| 4.0 2.0 3000 329 13 211 8| 1.7 1.4 3.1| 38.0 -5.1 33.0 11.0 0.56| 3.7 2.1 4000 328 16 232 7| 1.3 2.4 3.7| 53.8 -5.1 48.7 12.2 0.54| 4.2 2.3 5000 325 20 259 9| 1.0 3.1 4.1| 60.5 -5.1 55.5 11.1 0.43| 4.6 2.0 6000 321 24 274 13| 0.8 3.2 4.0| 60.5 -14.8 45.8 7.6 0.35| 4.4 1.5 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20251208.00.gif