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 U9839... Searching the city database file for: U9839 ... Date:0000Z 8 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 1010 142 -11.1 -14.3 77 3.2 -11.8 10 9 261.3 261.5 260.7 264.7 1.25 1 1000 218 -11.1 -14.3 77 3.2 -11.8 15 9 262.0 262.3 261.3 265.5 1.26 2 939 701 -13.5 -15.8 83 2.3 -14.0 35 11 264.4 264.6 262.9 267.6 1.19 3 925 816 -10.5 -12.1 88 1.6 -10.9 40 11 268.6 268.8 266.7 273.1 1.63 4 924 824 -10.5 -12.1 88 1.6 -10.9 38 11 268.7 268.9 266.8 273.2 1.63 5 851 1456 -10.9 -11.6 95 0.7 -11.1 262 15 274.6 274.9 271.0 279.8 1.85 6 850 1465 -10.9 -11.6 95 0.7 -11.1 260 15 274.7 275.0 271.1 279.9 1.85 7 839 1565 -11.3 -12.0 95 0.7 -11.5 262 16 275.3 275.6 271.4 280.4 1.81 8 739 2527 -18.5 -19.8 89 1.3 -18.7 278 24 277.7 277.8 271.6 280.8 1.07 9 703 2899 -19.1 -25.1 59 6.0 -20.1 284 27 281.0 281.1 272.9 283.1 0.71 10 700 2931 -19.3 -25.3 59 6.0 -20.3 285 27 281.1 281.2 273.0 283.2 0.70 11 678 3168 -18.5 -21.3 79 2.8 -19.1 284 29 284.6 284.8 275.5 287.7 1.03 12 564 4520 -25.7 -28.5 77 2.8 -26.1 279 43 291.5 291.6 278.4 293.5 0.65 13 516 5157 -31.3 -34.1 76 2.8 -31.6 276 50 292.2 292.3 278.4 293.6 0.41 14 500 5380 -31.3 -33.9 78 2.6 -31.6 275 52 294.9 295.0 279.7 296.3 0.43 15 496 5437 -31.3 -34.0 77 2.7 -31.6 275 52 295.6 295.6 280.0 297.0 0.43 16 400 6930 -42.1 -45.8 67 3.7 -42.3 280 64 300.3 300.3 281.7 300.8 0.16 17 300 8820 -55.1 -61.1 47 6.0 -55.2 285 77 307.7 307.7 284.5 307.8 0.03 18 253 9887 -62.4 -71.2 30 8.8 -62.4 280 81 312.2 312.2 286.1 312.3 0.01 19 250 9960 -62.9 -71.9 29 9.0 -63.0 280 81 312.6 312.6 286.2 312.6 0.01 20 214 10910 -66.5 -77.5 20 11.0 -66.5 275 73 321.2 321.2 289.1 321.2 0.00 21 202 11260 -66.7 -77.7 20 11.0 -66.8 275 71 326.2 326.2 290.6 326.2 0.00 22 200 11320 -66.7 -77.7 20 11.0 -66.8 275 71 327.1 327.1 290.9 327.1 0.00 23 150 13090 -59.9 -73.9 14 14.0 -60.1 280 60 366.9 366.9 300.0 366.9 0.01 24 146 13259 -59.1 -74.1 13 15.0 -59.3 280 60 371.1 371.1 300.8 371.2 0.01 25 126 14174 -61.7 -82.7 4 21.0 -61.9 280 58 382.4 382.4 302.6 382.4 0.00 26 111 14962 -59.1 -82.1 4 23.0 -59.4 280 57 401.4 401.4 305.4 401.4 0.00 27 100 15610 -61.9 -83.9 4 22.0 -62.1 280 56 408.1 408.1 306.3 408.1 0.00 28 87 16474 -59.9 -82.9 3 23.0 -60.2 278 54 428.7 428.7 308.7 428.8 0.00 29 70 17820 -63.3 -84.3 4 21.0 -63.6 275 52 449.0 449.0 310.8 449.0 0.00 30 50 19870 -66.1 -86.1 4 20.0 -66.4 275 52 487.7 487.7 314.1 487.7 0.00 31 37 21670 -71.3 -90.3 4 19.0 -71.5 269 60 518.2 518.2 316.2 518.2 0.00 32 30 22910 -70.9 -89.9 4 19.0 -71.1 265 66 551.4 551.4 318.2 551.4 0.00 33 26 23759 -70.5 -90.5 4 20.0 -70.8 575.5 575.5 319.5 575.5 0.00 TRP 214 10910 -66.5 -77.5 20 11.0 -66.5 275 73 321.2 321.2 289.1 321.2 0.00 WND 253 9887 -62.4 -71.2 30 8.8 -62.4 280 81 312.2 312.2 286.1 312.3 0.01 Sounding variables and indices 1000-500 mb thick: 5162.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 81.74 % Est. max temperature: 1.49 C = 34.69 F Sfc-Lift cond lev (LCL): 959.30 mb = 536.63 m = 1760.59 ft T: -12.68 C 700-500 lapse rate: 4.90 C/km ThetaE index: 0.00 C Layer 1010.0-16093824937590953869312.0 mb Conv cond level (CCL): 757.36 mb = 2340.67 m = 7679.26 ft Mean mixing ratio: 1.32 g/kg Conv temperature: 4.86 C = 40.75 F Cap Strength: 20.18 C Lifted Index: 22.12 C Risk: None Lifted Index @300 mb: 28.08 C Lifted Index @700 mb: 12.79 C Showalter Index: 12.68 C Risk: None Total Totals Index: 40.10 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 19.70 C K Index: 2.80 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 3.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.78 J/kg Max Up Vert Vel: 7.85 m/s Conv Inhibition (B-): 45641.13 J/kg Cap Strength: 21.88 C Lift Cond Lev (LCL): 921.95 mb = 841.33 m = 2760.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 23 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 1010 142 10 9 -1.6 -8.9 | 107 20 -19.4 6.1 1 1000 218 15 9 -2.3 -8.7 | 107 21 -20.2 6.3 2 925 816 40 11 -7.1 -8.4 | 105 26 -24.9 6.5 3 850 1465 260 15 14.8 2.6 | 170 18 -3.1 17.6 4 700 2931 285 27 26.1 -7.0 | 226 11 8.3 8.0 5 500 5380 275 52 51.8 -4.5 | 253 36 34.0 10.4 6 400 6930 280 64 63.0 -11.1 | 265 45 45.2 3.8 7 300 8820 285 77 74.4 -19.9 | 275 57 56.5 -5.0 8 253 9887 280 81 79.8 -14.1 | 269 62 61.9 0.9 9 250 9960 280 81 79.8 -14.1 | 269 62 61.9 0.9 10 214 10910 275 73 72.7 -6.4 | 261 56 54.9 8.6 11 200 11320 275 71 70.7 -6.2 | 261 54 52.9 8.8 12 150 13090 280 60 59.1 -10.4 | 264 42 41.3 4.5 13 100 15610 280 56 55.1 -9.7 | 262 38 37.3 5.2 14 70 17820 275 52 51.8 -4.5 | 253 36 34.0 10.4 15 50 19870 275 52 51.8 -4.5 | 253 36 34.0 10.4 16 30 22910 265 66 65.7 5.8 | 247 52 47.9 20.7 Wind Parameters Mean winds (0-6000m): 280.0 at 31.0 knts Storm direction: 310.0 at 23.3 knts Shear (0-3000m) pos: 2.1 neg: 4.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 125.7 deg Storm rel helicity (0-3000m) pos: 100.0 neg: -19.0 tot: 81.0 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 156.95 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 23 10 106 22| 4.2 0.0 4.2| 0.0 -6.0 -6.0 -12.1 -0.25| 4.2 -1.1 1000 19 11 103 22| 2.1 6.4 8.5| 7.6 -19.0 -11.3 -11.3 -0.05| 9.9 -0.5 1500 344 12 104 15| 1.4 8.4 9.8| 50.1 -19.0 31.1 20.7 0.34| 12.8 4.3 2000 302 14 140 10| 0.6 6.3 6.9| 68.2 -19.0 49.2 24.6 0.40| 10.9 4.4 2500 291 15 160 10| 1.5 5.0 6.5| 85.3 -19.0 66.4 26.5 0.46| 9.8 4.5 3000 289 17 170 9| 2.1 4.2 6.2|100.0 -19.0 81.0 27.0 0.50| 9.1 4.5 4000 286 21 197 10| 1.5 4.4 5.9|120.4 -19.0 101.4 25.4 0.49| 8.2 4.0 5000 282 26 220 12| 1.2 4.6 5.8|132.7 -19.0 113.8 22.8 0.44| 7.6 3.4 6000 280 31 233 16| 1.4 4.2 5.6|176.3 -19.0 157.4 26.2 0.45| 7.1 3.2 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251208.00.gif