UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110712.upa.cvt Date: 1200Z 7 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 7 NOV 25 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 97 270 5 SFC 998 113 4.2 2.4 88 1.8 3.4 270 5 277.5 278.3 276.6 290.0 4.55 2 931 673 0.0 -1.4 90 1.4 -0.6 279 14 278.8 279.4 276.2 289.1 3.70 3 925 725 0.0 -1.3 91 1.3 -0.6 280 15 279.3 279.9 276.5 289.7 3.75 4 916 803 0.6 -0.6 92 1.2 0.1 283 16 280.7 281.4 277.6 291.8 3.99 5 905 901 1.6 -0.2 88 1.8 0.8 286 17 282.7 283.4 278.8 294.4 4.16 6 873 1190 -0.3 -3.7 78 3.4 -1.7 297 20 283.7 284.2 278.2 293.1 3.33 7 850 1404 0.0 -6.0 64 6.0 -2.3 305 23 286.1 286.6 278.8 294.4 2.87 8 808 1809 -0.5 -7.5 59 7.0 -3.1 304 25 289.8 290.3 280.3 297.7 2.69 9 774 2151 -3.1 -11.1 54 8.0 -5.8 303 26 290.6 291.0 280.0 296.9 2.11 10 770 2192 -3.1 -12.1 50 9.0 -6.1 302 26 291.0 291.4 280.0 296.9 1.96 11 753 2369 -1.7 -17.7 28 16.0 -6.5 302 27 294.4 294.6 280.6 298.3 1.26 12 741 2497 -2.7 -26.7 14 24.0 -8.4 301 27 294.7 294.8 279.8 296.5 0.58 13 715 2779 -4.9 -31.9 10 27.0 -10.3 301 28 295.3 295.3 279.8 296.5 0.37 14 700 2945 -5.7 -33.7 9 28.0 -11.1 300 29 296.2 296.2 280.1 297.2 0.32 15 607 4052 -10.3 -29.3 19 19.0 -14.3 298 37 303.2 303.3 283.4 305.1 0.56 16 559 4680 -15.3 -33.3 20 18.0 -18.4 297 42 304.5 304.6 283.8 305.9 0.41 17 500 5510 -22.7 -34.7 33 12.0 -24.4 295 48 305.4 305.4 284.1 306.7 0.40 18 496 5569 -23.3 -34.3 36 11.0 -24.9 295 49 305.3 305.4 284.1 306.8 0.42 19 480 5807 -23.7 -31.7 48 8.0 -24.9 297 51 307.7 307.8 285.2 309.6 0.56 20 412 6902 -31.3 -34.8 71 3.5 -31.7 304 62 311.7 311.8 286.5 313.4 0.48 21 400 7110 -32.7 -36.3 70 3.6 -33.1 305 64 312.5 312.6 286.8 314.0 0.43 22 366 7728 -37.5 -40.9 70 3.4 -37.8 307 66 314.1 314.2 287.1 315.2 0.29 23 363 7784 -39.3 -42.9 69 3.6 -39.5 307 66 312.5 312.5 286.5 313.3 0.24 24 329 8450 -43.5 -47.4 65 3.9 -43.7 308 69 315.6 315.6 287.5 316.2 0.16 25 315 8740 -47.3 -51.4 63 4.1 -47.4 309 70 314.3 314.3 287.0 314.7 0.11 26 300 9060 -49.5 -53.7 61 4.2 -49.6 310 71 315.6 315.6 287.4 315.9 0.09 27 297 9126 -49.9 -54.1 61 4.2 -50.0 310 72 315.9 315.9 287.5 316.2 0.08 28 294 9192 -51.7 -55.9 61 4.2 -51.8 310 72 314.3 314.3 286.9 314.5 0.07 29 273 9671 -53.9 -58.3 58 4.4 -54.0 310 77 317.8 317.8 288.1 318.0 0.05 30 267 9814 -55.3 -59.5 59 4.2 -55.4 310 79 317.8 317.8 288.1 318.0 0.05 31 266 9837 -56.5 -60.8 58 4.3 -56.6 310 79 316.4 316.4 287.6 316.6 0.04 32 250 10230 -58.3 -62.8 56 4.5 -58.4 310 83 319.4 319.4 288.6 319.5 0.03 33 231 10721 -61.2 -65.5 56 4.3 -61.3 305 89 322.3 322.3 289.5 322.4 0.02 34 228 10802 -61.7 -66.0 56 4.3 -61.7 305 87 322.7 322.7 289.6 322.8 0.02 35 220 11023 -59.3 -63.8 56 4.5 -59.4 306 83 329.7 329.8 291.7 329.9 0.03 36 200 11620 -57.5 -62.2 55 4.7 -57.6 310 71 341.7 341.7 294.8 341.9 0.04 37 176 12431 -56.9 -62.9 47 6.0 -57.1 310 63 355.4 355.4 297.8 355.6 0.05 38 150 13440 -59.5 -65.5 46 6.0 -59.6 310 54 367.6 367.6 300.2 367.7 0.04 39 100 15960 -61.7 -70.7 29 9.0 -61.9 305 46 408.5 408.5 306.3 408.7 0.03 40 88 16755 -61.1 -71.1 25 10.0 -61.3 305 42 424.9 424.9 308.3 425.1 0.03 41 84 17043 -63.1 -74.1 21 11.0 -63.3 305 41 426.6 426.6 308.4 426.7 0.02 42 70 18160 -65.5 -76.5 20 11.0 -65.7 305 36 444.3 444.3 310.3 444.3 0.02 43 65 18610 -66.7 -77.7 20 11.0 -66.8 305 37 451.2 451.2 311.0 451.2 0.01 44 54 19727 -68.5 -79.5 19 11.0 -68.7 305 39 471.6 471.6 312.8 471.6 0.01 45 50 20190 -67.7 -79.7 17 12.0 -67.9 305 40 484.0 484.0 313.8 484.0 0.01 46 47 20562 -67.5 -79.5 17 12.0 -67.7 304 41 493.1 493.1 314.5 493.2 0.02 47 43 21094 -70.1 -82.1 16 12.0 -70.2 302 42 499.4 499.4 314.9 499.4 0.01 48 38 21829 -69.7 -81.7 16 12.0 -69.9 300 44 518.4 518.4 316.2 518.5 0.01 49 30 23230 -71.5 -84.5 13 13.0 -71.7 295 48 549.7 549.7 318.1 549.8 0.01 50 29 23429 -72.3 -84.3 15 12.0 -72.5 294 47 552.9 552.9 318.2 552.9 0.01 51 24 24545 -68.9 -81.9 14 13.0 -69.2 289 41 593.5 593.5 320.3 593.6 0.02 52 20 25620 -72.9 -85.9 12 13.0 -73.1 285 35 613.0 613.0 321.2 613.1 0.01 53 19 25920 -74.7 -87.7 12 13.0 -74.9 285 37 616.5 616.5 321.3 616.6 0.01 54 14 27715 -70.3 -84.3 11 14.0 -70.8 282 49 687.7 687.7 324.0 687.9 0.02 55 11 29145 -71.5 -84.5 13 13.0 -72.0 281 58 732.4 732.4 325.4 732.7 0.03 56 10 29710 -69.9 -83.9 11 14.0 -70.6 280 62 758.6 758.6 326.2 758.9 0.03 57 8.9 30400 -71.9 -85.9 11 14.0 -72.5 776.6 776.6 326.7 776.9 0.03 58 8.1 30962 -67.1 -82.1 10 15.0 -68.2 816.9 816.9 327.7 817.4 0.06 59 6.6 32181 -72.7 -86.7 10 14.0 -73.4 842.6 842.6 328.2 842.9 0.03 60 5.7 33049 -69.7 -84.7 9 15.0 -70.8 891.8 891.8 329.2 892.4 0.05 TRP 228 10802 -61.7 -66.0 56 4.3 -61.7 305 87 322.7 322.7 289.6 322.8 0.02 WND 231 10721 -61.2 -65.5 56 4.3 -61.3 305 89 322.3 322.3 289.5 322.4 0.02 Sounding variables and indices 1000-500 mb thick: 5413.00 m Freezing level: 878.05 mb = 1144.38 m = 3754.49 ft Freezing level: 850.00 mb = 1404.00 m = 4606.24 ft Freezing level: 850.00 mb = 1404.00 m = 4606.24 ft Wetbulb zero: 940.66 mb = 590.09 m = 1935.95 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 40.30 % Est. max temperature: 13.00 C = 55.40 F Sfc-Lift cond lev (LCL): 970.60 mb = 337.60 m = 1107.61 ft T: 2.52 C 700-500 lapse rate: 6.63 C/km ThetaE index: 1.83 C Layer 741.0- 700.0 mb Conv cond level (CCL): 781.57 mb = 2073.66 m = 6803.25 ft Mean mixing ratio: 4.07 g/kg Conv temperature: 17.08 C = 62.75 F Cap Strength: 13.63 C Lifted Index: 13.26 C Risk: None Lifted Index @300 mb: 17.92 C Lifted Index @700 mb: 9.66 C Showalter Index: 10.21 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 16.70 C K Index: -11.30 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 2.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.54 J/kg Max Up Vert Vel: 6.25 m/s Conv Inhibition (B-): 55011.25 J/kg Cap Strength: 13.63 C Lift Cond Lev (LCL): 924.31 mb = 730.98 m = 2398.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 24 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 ---------------------------------------------------------- 0 998 113 270 5 5.0 -0.0 | 159 21 -7.8 20.0 1 925 725 280 15 14.8 -2.6 | 186 17 1.9 17.4 2 850 1404 305 23 18.8 -13.2 | 222 9 6.0 6.8 3 700 2945 300 29 25.1 -14.5 | 246 13 12.3 5.5 4 500 5510 295 48 43.5 -20.3 | 271 31 30.7 -0.3 5 400 7110 305 64 52.4 -36.7 | 293 43 39.6 -16.7 6 300 9060 310 71 54.4 -45.6 | 302 49 41.6 -25.7 7 250 10230 310 83 63.6 -53.4 | 303 61 50.8 -33.4 8 231 10721 305 89 72.9 -51.0 | 297 68 60.1 -31.1 9 228 10802 305 87 71.3 -49.9 | 297 66 58.4 -29.9 10 200 11620 310 71 54.4 -45.6 | 302 49 41.6 -25.7 11 150 13440 310 54 41.4 -34.7 | 297 32 28.5 -14.7 12 100 15960 305 46 37.7 -26.4 | 284 26 24.9 -6.4 13 70 18160 305 36 29.5 -20.6 | 272 17 16.7 -0.7 14 50 20190 305 40 32.8 -22.9 | 278 20 19.9 -3.0 15 30 23230 295 48 43.5 -20.3 | 271 31 30.7 -0.3 16 20 25620 285 35 33.8 -9.1 | 242 24 21.0 10.9 17 10 29710 280 62 61.1 -10.8 | 259 49 48.2 9.2 Wind Parameters Mean winds (0-6000m): 297.3 at 31.7 knts Storm direction: 327.3 at 23.7 knts Shear (0-3000m) pos: 3.4 neg: 1.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 91.0 deg Storm rel helicity (0-3000m) pos: 91.9 neg: 0.0 tot: 91.9 m^2/s^2 ave: 30.6 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 72.42 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 ------------------------------------------------------------------------------- 500 277 9 169 19| 8.5 0.0 8.5| 39.5 0.0 39.5 78.9 0.91| 8.5 7.8 1000 283 13 179 17| 7.8 0.0 7.8| 65.3 0.0 65.3 65.3 0.83| 8.5 7.0 1500 292 16 188 14| 6.8 0.0 6.8| 77.4 0.0 77.4 51.6 0.80| 7.7 6.2 2000 296 18 196 12| 5.1 0.5 5.6| 81.8 0.0 81.8 40.9 0.80| 6.3 5.1 2500 298 20 204 12| 4.1 0.9 4.9| 86.0 0.0 86.0 34.4 0.79| 5.5 4.3 3000 298 21 211 12| 3.4 1.2 4.6| 91.9 0.0 91.9 30.6 0.77| 5.0 3.9 4000 298 24 226 12| 2.6 1.8 4.4|110.1 0.0 110.1 27.5 0.72| 4.7 3.4 5000 298 28 240 14| 2.0 2.2 4.3|125.9 0.0 125.9 25.2 0.66| 4.6 3.0 6000 297 32 250 16| 2.2 2.2 4.4|177.7 0.0 177.7 29.6 0.65| 4.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251107.12.gif