UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 23 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 1011 147 -7.5 -9.5 86 2.0 -8.1 190 3 264.8 265.1 264.4 269.8 1.84 1 1000 232 -7.7 -9.7 86 2.0 -8.2 200 7 265.5 265.7 264.9 270.4 1.83 2 928 810 -10.3 -11.4 92 1.1 -10.6 238 20 268.5 268.8 266.8 273.2 1.72 3 925 835 -10.7 -11.8 92 1.1 -11.0 240 21 268.4 268.6 266.7 273.0 1.67 4 859 1400 -15.3 -16.0 94 0.7 -15.4 258 23 269.3 269.5 266.6 272.9 1.28 5 850 1480 -14.5 -15.0 96 0.5 -14.6 260 23 271.0 271.2 268.0 274.9 1.40 6 846 1516 -13.7 -14.3 95 0.6 -13.9 261 23 272.2 272.4 268.9 276.3 1.49 7 837 1598 -10.7 -10.7 100 0.0 -10.7 262 25 276.2 276.5 272.2 281.8 2.02 8 700 2967 -14.3 -14.7 97 0.4 -14.4 285 42 286.6 287.0 277.6 291.8 1.74 9 662 3389 -16.3 -16.7 97 0.4 -16.4 287 42 289.0 289.3 278.5 293.7 1.56 10 642 3618 -19.1 -20.8 86 1.7 -19.4 289 42 288.4 288.6 277.6 291.8 1.13 11 587 4281 -22.5 -31.5 44 9.0 -23.8 293 42 291.9 292.0 278.3 293.4 0.47 12 560 4625 -24.5 -29.2 65 4.7 -25.2 295 42 293.5 293.6 279.3 295.5 0.61 13 553 4717 -25.5 -30.0 66 4.5 -26.1 296 42 293.4 293.5 279.2 295.2 0.57 14 500 5440 -30.7 -40.7 37 10.0 -31.6 300 42 295.6 295.6 279.7 296.4 0.22 15 486 5641 -31.7 -41.7 37 10.0 -32.5 301 44 296.8 296.8 280.2 297.5 0.20 16 400 6990 -40.9 -46.9 52 6.0 -41.2 305 60 301.8 301.9 282.3 302.3 0.14 17 379 7355 -43.1 -48.1 58 5.0 -43.3 306 65 303.6 303.6 283.0 304.1 0.13 18 360 7700 -46.1 -52.1 51 6.0 -46.3 307 71 304.1 304.1 283.2 304.4 0.09 19 300 8900 -50.7 -57.7 43 7.0 -50.9 310 89 313.9 313.9 286.8 314.1 0.05 20 288 9164 -52.1 -59.1 43 7.0 -52.2 310 93 315.6 315.6 287.3 315.8 0.05 21 273 9506 -55.5 -62.5 41 7.0 -55.6 310 99 315.6 315.6 287.3 315.7 0.03 22 266 9670 -57.1 -64.1 41 7.0 -57.2 310 98 315.5 315.5 287.3 315.6 0.03 23 250 10060 -58.7 -66.7 35 8.0 -58.8 310 97 318.8 318.8 288.3 318.9 0.02 24 227 10662 -62.7 -70.7 33 8.0 -62.8 305 92 321.6 321.6 289.3 321.7 0.01 25 204 11319 -64.3 -72.3 33 8.0 -64.4 300 87 329.1 329.1 291.5 329.1 0.01 26 200 11440 -64.5 -72.5 32 8.0 -64.6 300 87 330.6 330.6 291.9 330.7 0.01 27 199 11471 -64.5 -72.5 32 8.0 -64.6 300 87 331.1 331.1 292.0 331.1 0.01 28 150 13220 -61.9 -70.9 29 9.0 -62.0 300 64 363.4 363.4 299.4 363.5 0.02 29 131 14058 -61.5 -72.5 22 11.0 -61.7 297 61 378.5 378.5 302.0 378.6 0.02 30 102 15616 -58.9 -72.9 15 14.0 -59.2 290 56 411.6 411.6 306.7 411.7 0.02 31 100 15740 -61.1 -75.1 14 14.0 -61.3 290 56 409.7 409.7 306.5 409.7 0.01 32 84 16820 -64.1 -79.1 11 15.0 -64.3 285 56 424.5 424.5 308.2 424.6 0.01 33 70 17940 -64.1 -79.1 11 15.0 -64.3 280 56 447.3 447.3 310.6 447.3 0.01 34 52 19735 -68.3 -83.3 10 15.0 -68.5 284 61 477.2 477.2 313.2 477.2 0.01 35 50 19970 -67.9 -82.9 10 15.0 -68.1 285 62 483.5 483.5 313.7 483.5 0.01 36 36 21954 -66.9 -81.9 10 15.0 -67.2 279 65 533.7 533.7 317.2 533.8 0.01 37 33 22485 -63.5 -79.5 10 16.0 -64.0 277 65 556.2 556.2 318.5 556.3 0.02 38 30 23070 -64.1 -80.1 9 16.0 -64.6 275 66 569.9 569.9 319.2 570.0 0.02 39 20 25550 -64.3 -80.3 9 16.0 -65.0 265 68 639.4 639.4 322.3 639.6 0.03 40 18 26195 -63.9 -79.9 10 16.0 -64.7 660.2 660.2 323.1 660.5 0.04 41 16 26921 -61.9 -78.9 9 17.0 -63.1 689.3 689.3 324.1 689.7 0.05 42 16 26921 -57.3 -74.3 10 17.0 -59.2 704.3 704.4 324.6 705.2 0.10 43 12 28738 -57.7 -75.7 8 18.0 -60.0 763.3 763.4 326.3 764.3 0.11 44 10 29912 -48.7 -67.7 9 19.0 -54.1 837.8 838.0 328.2 842.2 0.42 TRP 204 11319 -64.3 -72.3 33 8.0 -64.4 300 87 329.1 329.1 291.5 329.1 0.01 WND 273 9506 -55.5 -62.5 41 7.0 -55.6 310 99 315.6 315.6 287.3 315.7 0.03 Sounding variables and indices 1000-500 mb thick: 5208.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 81.55 % Est. max temperature: -3.03 C = 26.55 F Sfc-Lift cond lev (LCL): 979.19 mb = 394.73 m = 1295.03 ft T: -8.43 C 700-500 lapse rate: 6.63 C/km ThetaE index: 0.38 C Layer 925.0- 850.0 mb Conv cond level (CCL): 915.72 mb = 912.00 m = 2992.07 ft Mean mixing ratio: 1.76 g/kg Conv temperature: -3.81 C = 25.14 F Cap Strength: 18.75 C Lifted Index: 19.70 C Risk: None Lifted Index @300 mb: 29.79 C Lifted Index @700 mb: 14.68 C Showalter Index: 17.27 C Risk: None Total Totals Index: 31.90 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 15.70 C K Index: 0.80 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 4.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.02 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 59296.98 J/kg Cap Strength: 19.57 C Lift Cond Lev (LCL): 936.45 mb = 739.93 m = 2427.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 26 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 1011 147 190 3 0.5 3.0 | 140 28 -17.8 21.5 1 1000 232 200 7 2.4 6.6 | 148 30 -16.0 25.2 2 925 835 240 21 18.2 10.5 | 180 29 -0.2 29.1 3 850 1480 260 23 22.7 4.0 | 191 23 4.3 22.6 4 700 2967 285 42 40.6 -10.9 | 251 24 22.2 7.7 5 500 5440 300 42 36.4 -21.0 | 278 18 18.0 -2.4 6 400 6990 305 60 49.1 -34.4 | 297 35 30.8 -15.8 7 300 8900 310 89 68.2 -57.2 | 308 63 49.8 -38.6 8 273 9506 310 99 75.8 -63.6 | 308 73 57.5 -45.0 9 250 10060 310 97 74.3 -62.4 | 308 71 56.0 -43.8 10 204 11319 300 87 75.3 -43.5 | 294 62 57.0 -24.9 11 200 11440 300 87 75.3 -43.5 | 294 62 57.0 -24.9 12 150 13220 300 64 55.4 -32.0 | 290 39 37.1 -13.4 13 100 15740 290 56 52.6 -19.2 | 271 34 34.3 -0.6 14 70 17940 280 56 55.1 -9.7 | 256 38 36.8 8.9 15 50 19970 285 62 59.9 -16.0 | 266 42 41.5 2.5 16 30 23070 275 66 65.7 -5.8 | 255 49 47.4 12.8 17 20 25550 265 68 67.7 5.9 | 244 55 49.4 24.5 Wind Parameters Mean winds (0-6000m): 285.4 at 34.8 knts Storm direction: 315.4 at 26.1 knts Shear (0-3000m) pos: 7.3 neg: 0.0 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 112.1 deg Storm rel helicity (0-3000m) pos: 343.8 neg: 0.0 tot: 343.8 m^2/s^2 ave: 114.6 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 8.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.08 Bulk Shear: 138.33 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 ------------------------------------------------------------------------------- 500 218 11 156 30| 14.8 0.0 14.8|117.3 0.0 117.3 234.7 0.96| 15.7 15.2 1000 236 16 169 28| 10.6 0.0 10.6|181.8 0.0 181.8 181.8 0.92| 12.9 11.9 1500 245 18 176 26| 8.4 0.0 8.4|213.0 0.0 213.0 142.0 0.89| 10.8 9.6 2000 253 21 183 25| 8.0 0.0 8.0|258.1 0.0 258.1 129.1 0.91| 10.1 9.2 2500 261 23 192 23| 7.8 0.0 7.8|306.3 0.0 306.3 122.5 0.93| 9.7 9.0 3000 267 26 202 21| 7.3 0.0 7.3|343.8 0.0 343.8 114.6 0.93| 9.2 8.6 4000 275 30 216 20| 5.5 0.0 5.5|365.6 0.0 365.6 91.4 0.93| 7.5 6.9 5000 281 33 228 19| 4.4 0.0 4.4|386.2 0.0 386.2 77.2 0.92| 6.4 5.9 6000 285 35 238 18| 4.4 0.0 4.4|416.2 0.0 416.2 69.4 0.87| 6.2 5.4 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251223.00.gif