UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 6 DEC 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1036 9 -16.5 -18.5 84 2.0 -16.8 135 7 254.1 254.2 254.1 256.3 0.86 1 1006 232 -10.7 -16.7 61 6.0 -11.9 156 15 262.0 262.2 260.9 264.8 1.03 2 1000 278 -10.9 -16.9 61 6.0 -12.1 160 17 262.2 262.4 261.0 265.0 1.02 3 985 394 -11.3 -19.3 52 8.0 -12.8 146 15 263.0 263.1 261.2 265.3 0.84 4 953 648 -8.1 -20.1 37 12.0 -10.6 117 12 268.7 268.9 265.4 271.0 0.81 5 934 803 -9.1 -23.1 31 14.0 -11.8 99 10 269.3 269.4 265.4 271.1 0.64 6 925 878 -9.7 -23.7 31 14.0 -12.3 90 9 269.4 269.5 265.4 271.2 0.61 7 850 1526 -13.9 -21.9 51 8.0 -15.4 55 11 271.6 271.7 267.3 273.8 0.78 8 794 2040 -17.3 -23.3 60 6.0 -18.3 43 17 273.3 273.4 268.3 275.5 0.74 9 700 2968 -25.3 -29.0 71 3.7 -25.8 20 27 274.5 274.6 268.6 276.0 0.50 10 673 3251 -28.1 -31.7 71 3.6 -28.5 19 27 274.4 274.5 268.4 275.6 0.40 11 663 3358 -27.9 -31.3 73 3.4 -28.3 19 26 275.8 275.9 269.4 277.1 0.42 12 654 3456 -28.1 -32.0 69 3.9 -28.5 19 26 276.7 276.8 269.9 277.9 0.40 13 527 4971 -37.9 -50.9 24 13.0 -38.4 16 24 282.5 282.6 272.8 282.8 0.07 14 500 5330 -40.5 -53.5 24 13.0 -40.9 15 23 283.7 283.7 273.3 283.8 0.05 15 469 5763 -43.7 -56.7 22 13.0 -44.0 15 26 284.9 284.9 274.0 285.1 0.04 16 402 6787 -48.1 -60.1 24 12.0 -48.3 15 35 292.1 292.1 277.7 292.2 0.03 17 400 6820 -48.5 -60.5 24 12.0 -48.7 15 35 292.0 292.0 277.7 292.1 0.03 18 334 7989 -56.1 -69.1 18 13.0 -56.2 6 31 297.0 297.0 280.0 297.0 0.01 19 300 8670 -57.9 -70.9 17 13.0 -58.0 360 29 303.7 303.7 282.9 303.8 0.01 20 269 9357 -58.5 -70.5 20 12.0 -58.6 357 29 312.5 312.5 286.2 312.5 0.01 21 262 9524 -56.9 -68.9 21 12.0 -57.1 356 29 317.2 317.2 287.8 317.2 0.01 22 250 9820 -58.5 -70.5 20 12.0 -58.6 355 29 319.1 319.1 288.5 319.1 0.01 23 229 10367 -61.5 -73.5 19 12.0 -61.6 330 31 322.6 322.6 289.6 322.7 0.01 24 200 11210 -59.5 -72.5 17 13.0 -59.6 330 38 338.5 338.5 294.0 338.6 0.01 25 150 13010 -60.1 -73.1 17 13.0 -60.3 310 33 366.5 366.5 299.9 366.6 0.01 26 101 15449 -64.9 -78.9 13 14.0 -65.0 300 29 401.2 401.2 305.4 401.2 0.01 27 100 15510 -64.9 -78.9 13 14.0 -65.0 300 29 402.3 402.3 305.5 402.4 0.01 28 70 17660 -69.9 -83.9 11 14.0 -70.0 290 35 434.8 434.8 309.3 434.9 0.00 29 61 18474 -70.3 -84.3 11 14.0 -70.4 288 33 451.4 451.4 311.0 451.4 0.01 30 50 19640 -74.1 -87.1 12 13.0 -74.2 285 31 468.9 468.9 312.5 468.9 0.00 31 34 21847 -81.7 -93.7 11 12.0 -81.7 285 39 503.6 503.6 315.2 503.6 0.00 32 30 22550 -81.5 -93.5 11 12.0 -81.5 285 42 522.5 522.5 316.5 522.5 0.00 33 28 22939 -80.5 -92.5 12 12.0 -80.5 286 41 535.7 535.7 317.3 535.7 0.00 34 23 24040 -83.5 -95.5 11 12.0 -83.5 288 37 557.8 557.8 318.5 557.8 0.00 35 20 24820 -82.1 -95.1 9 13.0 -82.2 290 35 584.9 584.9 319.9 584.9 0.00 36 15 26415 -85.7 -97.7 10 12.0 -85.8 623.1 623.1 321.6 623.1 0.00 37 13 27206 -83.1 -95.1 11 12.0 -83.2 658.1 658.1 323.0 658.1 0.00 TRP 229 10367 -61.5 -73.5 19 12.0 -61.6 330 31 322.6 322.6 289.6 322.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5052.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 51.45 % Est. max temperature: 0.11 C = 32.21 F Sfc-Lift cond lev (LCL): 1002.71 mb = 257.25 m = 844.00 ft T: -10.81 C 700-500 lapse rate: 6.44 C/km Conv cond level (CCL): 733.78 mb = 2620.71 m = 8598.02 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 3.69 C = 38.65 F Cap Strength: 14.05 C Lifted Index: 14.73 C Risk: None Lifted Index @300 mb: 26.87 C Lifted Index @700 mb: 8.61 C Showalter Index: 8.29 C Risk: None Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 18.60 C K Index: 1.00 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.71 J/kg Max Up Vert Vel: 10.17 m/s Conv Inhibition (B-): 55368.22 J/kg Cap Strength: 14.61 C Lift Cond Lev (LCL): 864.71 mb = 1394.48 m = 4575.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 at 15 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 1036 9 135 7 -4.9 4.9 | 211 15 7.9 13.3 1 1000 278 160 17 -5.8 16.0 | 196 25 7.0 24.3 2 925 878 90 9 -9.0 0.0 | 205 9 3.9 8.3 3 850 1526 55 11 -9.0 -6.3 | 242 4 3.8 2.0 4 700 2968 20 27 -9.2 -25.4 | 348 17 3.6 -17.0 5 500 5330 15 23 -6.0 -22.2 | 334 15 6.9 -13.9 6 400 6820 15 35 -9.1 -33.8 | 352 26 3.8 -25.5 7 300 8670 360 29 -0.0 -29.0 | 328 24 12.9 -20.7 8 250 9820 355 29 2.5 -28.9 | 323 26 15.4 -20.5 9 229 10367 330 31 15.5 -26.8 | 303 34 28.4 -18.5 10 200 11210 330 38 19.0 -32.9 | 308 40 31.9 -24.6 11 150 13010 310 33 25.3 -21.2 | 289 40 38.1 -12.9 12 100 15510 300 29 25.1 -14.5 | 279 38 38.0 -6.2 13 70 17660 290 35 32.9 -12.0 | 275 46 45.7 -3.6 14 50 19640 285 31 29.9 -8.0 | 270 43 42.8 0.3 15 30 22550 285 42 40.6 -10.9 | 273 53 53.4 -2.5 16 20 24820 290 35 32.9 -12.0 | 275 46 45.7 -3.6 Wind Parameters Mean winds (0-6000m): 27.0 at 20.4 knts Storm direction: 57.0 at 15.3 knts Shear (0-3000m) pos: 0.0 neg: 5.2 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 137.0 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -43.6 tot: -22.9 m^2/s^2 ave: -7.6 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.43 Bulk Shear: 119.85 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 ------------------------------------------------------------------------------- 500 150 14 197 21| 0.0 7.1 7.1| 0.0 -39.0 -39.0 -78.0 -0.44| 17.7 -7.7 1000 137 12 195 18| 0.0 3.9 3.9| 9.6 -39.6 -30.0 -30.0 -0.15| 14.5 -2.2 1500 116 12 191 14| 0.0 4.1 4.1| 14.3 -39.6 -25.4 -16.9 -0.03| 11.4 -0.4 2000 95 12 185 9| 0.0 4.6 4.6| 18.4 -39.6 -21.2 -10.6 0.10| 10.2 1.0 2500 73 13 180 4| 0.0 5.1 5.1| 20.8 -39.6 -18.9 -7.5 0.12| 9.6 1.1 3000 54 15 328 1| 0.0 5.2 5.2| 20.8 -43.6 -22.9 -7.6 0.09| 9.1 0.8 4000 38 18 343 6| 0.0 3.7 3.7| 20.8 -51.5 -30.7 -7.7 0.05| 7.1 0.4 5000 31 19 341 9| 0.0 2.8 2.8| 20.8 -58.9 -38.2 -7.6 0.02| 5.9 0.1 6000 27 20 340 10| 0.0 2.8 2.8| 35.5 -61.1 -25.6 -4.3 0.06| 5.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251206.12.gif