UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U9612... Searching the city database file for: U9612 ... Date:1200Z 9 DEC 25 Station: U9612 WMO ident: 29612 Latitude: 55.37 Longitude: 78.37 ------------------------------------------------------------------------------- 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 1020 123 -26.1 -29.0 77 2.9 -26.3 40 9 245.7 245.7 245.5 246.6 0.34 1 1010 194 -26.1 -29.0 77 2.9 -26.3 45 14 246.3 246.4 246.2 247.3 0.34 2 1000 266 -25.5 -28.4 77 2.9 -25.8 50 19 247.6 247.7 247.4 248.6 0.37 3 991 332 -23.9 -26.8 77 2.9 -24.2 53 21 249.9 250.0 249.6 251.1 0.43 4 982 399 -19.9 -22.8 78 2.9 -20.3 56 23 254.6 254.7 254.0 256.3 0.62 5 968 506 -16.9 -19.8 78 2.9 -17.4 60 26 258.6 258.8 257.8 260.9 0.82 6 961 561 -16.3 -19.2 78 2.9 -16.8 63 27 259.8 259.9 258.8 262.2 0.87 7 928 824 -14.5 -19.5 66 5.0 -15.4 74 34 264.2 264.4 262.2 266.7 0.88 8 925 849 -14.5 -19.5 66 5.0 -15.4 75 35 264.5 264.6 262.4 266.9 0.88 9 855 1446 -14.5 -29.5 27 15.0 -16.6 75 38 270.5 270.6 265.8 271.7 0.39 10 850 1490 -14.5 -29.5 27 15.0 -16.6 75 38 271.0 271.0 266.1 272.1 0.39 11 782 2119 -16.9 -31.9 26 15.0 -18.8 75 35 274.9 275.0 268.6 276.0 0.34 12 700 2941 -22.5 -38.5 22 16.0 -24.0 75 31 277.6 277.6 270.0 278.2 0.20 13 634 3666 -24.5 -45.5 12 21.0 -26.1 74 23 283.3 283.3 273.2 283.6 0.10 14 624 3781 -25.5 -47.5 11 22.0 -27.1 73 21 283.4 283.4 273.3 283.7 0.08 15 558 4582 -32.3 -50.3 15 18.0 -33.2 72 12 284.6 284.6 273.9 284.8 0.07 16 509 5226 -35.7 -53.7 14 18.0 -36.4 70 4 288.0 288.0 275.7 288.2 0.05 17 500 5350 -36.7 -53.7 16 17.0 -37.4 70 3 288.3 288.3 275.9 288.5 0.05 18 400 6850 -48.7 -54.7 50 6.0 -48.8 360 3 291.7 291.7 277.6 291.9 0.06 19 375 7271 -52.3 -58.3 48 6.0 -52.4 352 3 292.4 292.4 277.9 292.5 0.04 20 353 7661 -54.1 -60.1 48 6.0 -54.2 345 3 295.0 295.0 279.1 295.2 0.03 21 300 8690 -60.7 -66.7 45 6.0 -60.7 325 3 299.8 299.8 281.3 299.8 0.02 22 254 9714 -65.5 -71.5 43 6.0 -65.5 305 5 307.3 307.3 284.3 307.3 0.01 23 250 9810 -65.7 -71.7 43 6.0 -65.7 305 5 308.4 308.4 284.7 308.4 0.01 24 234 10212 -64.5 -70.5 43 6.0 -64.6 301 7 316.1 316.1 287.5 316.1 0.01 25 200 11170 -64.1 -70.1 44 6.0 -64.1 290 13 331.2 331.3 292.1 331.3 0.02 26 150 12940 -63.7 -69.7 44 6.0 -63.8 285 23 360.3 360.3 298.8 360.4 0.02 27 100 15420 -65.7 -72.7 37 7.0 -65.8 285 42 400.8 400.8 305.3 400.9 0.02 28 97 15604 -65.7 -72.7 37 7.0 -65.8 285 42 404.3 404.3 305.8 404.4 0.02 29 70 17570 -68.1 -76.1 31 8.0 -68.2 285 44 438.7 438.7 309.7 438.8 0.02 30 54 19122 -68.9 -76.9 31 8.0 -69.0 277 47 470.6 470.7 312.7 470.8 0.02 31 50 19580 -69.9 -77.9 30 8.0 -70.0 275 48 478.8 478.8 313.4 478.9 0.02 32 30 22600 -71.7 -79.7 29 8.0 -71.9 265 54 549.2 549.2 318.1 549.3 0.02 33 26 23443 -72.5 -80.5 29 8.0 -72.6 569.8 569.9 319.2 570.0 0.02 TRP 254 9714 -65.5 -71.5 43 6.0 -65.5 305 5 307.3 307.3 284.3 307.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5084.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 29.34 % Est. max temperature: -2.46 C = 27.57 F Sfc-Lift cond lev (LCL): 971.61 mb = 478.30 m = 1569.22 ft T: -17.68 C 700-500 lapse rate: 5.89 C/km ThetaE index: 0.00 C Layer 1020.0--1683439933030020205612275597312.0 mb Conv cond level (CCL): 1010.00 mb = 193.87 m = 636.04 ft Mean mixing ratio: 0.68 g/kg Conv temperature: -20.82 C = -5.47 F Cap Strength: 24.75 C Lifted Index: 24.80 C Risk: None Lifted Index @300 mb: 29.51 C Lifted Index @700 mb: 17.97 C Showalter Index: 13.47 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 7.20 C K Index: -23.30 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 85.77 J/kg Max Up Vert Vel: 13.10 m/s Conv Inhibition (B-): 45160.78 J/kg Cap Strength: 24.76 C Lift Cond Lev (LCL): 924.89 mb = 849.94 m = 2788.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 103 at 17 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 1020 123 40 9 -5.8 -6.9 | 316 15 10.4 -10.7 1 1000 266 50 19 -14.6 -12.2 | 354 16 1.6 -16.0 2 925 849 75 35 -33.8 -9.1 | 54 22 -17.6 -12.8 3 850 1490 75 38 -36.7 -9.8 | 56 25 -20.5 -13.6 4 700 2941 75 31 -29.9 -8.0 | 49 18 -13.7 -11.8 5 500 5350 70 3 -2.8 -1.0 | 290 14 13.4 -4.8 6 400 6850 360 3 -0.0 -3.0 | 293 18 16.2 -6.8 7 300 8690 325 3 1.7 -2.5 | 289 19 17.9 -6.2 8 254 9714 305 5 4.1 -2.9 | 288 21 20.3 -6.6 9 250 9810 305 5 4.1 -2.9 | 288 21 20.3 -6.6 10 200 11170 290 13 12.2 -4.4 | 286 30 28.4 -8.2 11 150 12940 285 23 22.2 -6.0 | 284 40 38.4 -9.7 12 100 15420 285 42 40.6 -10.9 | 284 59 56.8 -14.6 13 70 17570 285 44 42.5 -11.4 | 284 61 58.7 -15.1 14 50 19580 275 48 47.8 -4.2 | 277 65 64.0 -7.9 15 30 22600 265 54 53.8 4.7 | 269 70 70.0 0.9 Wind Parameters Mean winds (0-6000m): 73.1 at 22.2 knts Storm direction: 103.1 at 16.6 knts Shear (0-3000m) pos: 5.0 neg: 1.3 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 137.9 neg: -19.4 tot: 118.5 m^2/s^2 ave: 39.5 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.6 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 16.68 Bulk Shear: 5.14 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 57 21 5 15| 21.6 0.0 21.6| 91.5 0.0 91.5 182.9 0.98| 22.7 22.3 1000 68 27 33 17| 15.1 0.0 15.1|134.7 0.0 134.7 134.7 0.94| 16.2 15.3 1500 71 31 43 19| 10.1 0.4 10.4|137.9 -1.0 136.9 91.3 0.90| 11.5 10.3 2000 72 32 46 20| 7.6 0.3 7.9|137.9 -6.0 131.9 66.0 0.81| 9.2 7.5 2500 73 32 48 20| 6.0 0.8 6.8|137.9 -11.0 126.9 50.8 0.74| 7.9 5.8 3000 73 32 48 20| 5.0 1.3 6.3|137.9 -19.4 118.5 39.5 0.63| 7.2 4.6 4000 73 30 45 18| 3.8 2.4 6.2|137.9 -46.5 91.4 22.8 0.33| 6.9 2.3 5000 73 26 38 14| 3.0 3.2 6.2|137.9 -73.1 64.8 13.0 0.11| 6.7 0.7 6000 73 22 26 11| 2.5 2.9 5.4|141.0 -78.8 62.2 10.4 0.09| 6.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//U9612/skewt/U9612.skewt.20251209.12.gif