UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 2 MAY 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 1008 9 -0.7 -2.0 91 1.3 -1.2 225 7 271.8 272.4 271.5 280.7 3.27 1 1000 73 -0.3 -1.9 89 1.6 -0.9 240 11 272.9 273.4 272.2 281.9 3.32 2 980 235 0.6 -3.3 75 3.9 -0.9 252 14 275.3 275.8 273.3 283.7 3.05 3 967 342 -0.3 -5.3 69 5.0 -2.1 259 15 275.5 275.9 272.8 282.9 2.66 4 925 694 -4.1 -8.9 69 4.8 -5.6 285 21 275.1 275.5 271.7 281.0 2.10 5 850 1354 -9.7 -14.1 70 4.4 -10.8 290 25 276.0 276.2 271.3 280.3 1.51 6 799 1828 -14.3 -15.7 89 1.4 -14.6 292 26 276.0 276.2 271.2 280.0 1.41 7 786 1953 -11.3 -13.0 87 1.7 -11.8 292 26 280.5 280.8 274.4 285.7 1.79 8 772 2091 -10.9 -14.5 75 3.6 -11.9 292 26 282.4 282.7 275.2 287.1 1.61 9 714 2689 -13.5 -25.5 36 12.0 -15.8 294 27 285.9 286.0 275.6 288.0 0.67 10 702 2817 -14.3 -26.3 35 12.0 -16.5 295 27 286.4 286.5 275.8 288.4 0.64 11 700 2839 -14.5 -26.5 35 12.0 -16.7 295 27 286.4 286.5 275.8 288.4 0.63 12 614 3816 -21.1 -31.1 40 10.0 -22.5 303 28 289.8 289.9 277.3 291.3 0.46 13 534 4824 -30.3 -36.3 56 6.0 -30.9 311 29 290.6 290.6 277.4 291.6 0.32 14 516 5067 -30.5 -35.5 62 5.0 -31.0 313 29 293.2 293.3 278.8 294.4 0.36 15 513 5109 -30.5 -36.5 56 6.0 -31.1 313 29 293.7 293.7 279.0 294.8 0.33 16 500 5290 -32.3 -39.3 50 7.0 -32.9 315 29 293.7 293.7 278.9 294.5 0.25 17 478 5606 -35.1 -42.1 49 7.0 -35.6 319 32 294.0 294.0 278.9 294.7 0.20 18 425 6418 -40.1 -48.1 42 8.0 -40.5 330 40 297.7 297.7 280.5 298.1 0.12 19 400 6830 -42.5 -48.5 52 6.0 -42.8 335 44 299.8 299.8 281.4 300.2 0.12 20 360 7537 -47.3 -52.3 56 5.0 -47.4 339 54 302.5 302.5 282.5 302.8 0.08 21 304 8644 -52.9 -57.1 60 4.3 -52.9 345 71 309.7 309.7 285.2 309.9 0.06 22 300 8730 -53.3 -57.5 60 4.2 -53.4 345 69 310.2 310.2 285.5 310.4 0.05 23 286 9037 -54.3 -58.4 61 4.1 -54.4 345 65 313.1 313.1 286.5 313.3 0.05 24 278 9219 -55.1 -59.2 60 4.1 -55.2 345 62 314.5 314.5 286.9 314.6 0.05 25 250 9900 -53.3 -57.9 57 4.6 -53.4 335 40 326.8 326.8 290.9 327.1 0.06 26 206 11157 -49.7 -55.7 49 6.0 -50.0 322 29 351.1 351.1 297.0 351.5 0.10 27 200 11350 -50.1 -56.1 49 6.0 -50.3 320 27 353.4 353.5 297.4 353.8 0.10 28 150 13230 -49.7 -58.7 34 9.0 -50.1 315 19 384.4 384.5 303.0 384.9 0.09 29 100 15890 -49.7 -61.7 23 12.0 -50.4 325 11 431.7 431.7 309.1 432.2 0.09 30 70 18220 -48.5 -63.5 16 15.0 -49.7 295 5 480.6 480.7 313.5 481.3 0.11 31 50 20440 -47.9 -63.9 14 16.0 -49.7 190 5 530.6 530.6 317.0 531.5 0.14 32 43 21432 -46.9 -63.9 13 17.0 -49.1 156 4 556.4 556.5 318.5 557.6 0.16 33 30 23800 -48.5 -66.5 11 18.0 -51.1 75 3 612.4 612.5 321.2 613.7 0.17 34 28 24253 -49.1 -67.1 10 18.0 -51.7 623.0 623.0 321.7 624.2 0.16 TRP 278 9219 -55.1 -59.2 60 4.1 -55.2 345 62 314.5 314.5 286.9 314.6 0.05 WND 304 8644 -52.9 -57.1 60 4.3 -52.9 345 71 309.7 309.7 285.2 309.9 0.06 Sounding variables and indices 1000-500 mb thick: 5217.00 m Freezing level: Surface below freezing Freezing level: 993.33 mb = 126.91 m = 416.35 ft Freezing level: 971.33 mb = 305.98 m = 1003.86 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 57.76 % Est. max temperature: 3.37 C = 38.07 F Sfc-Lift cond lev (LCL): 987.58 mb = 173.06 m = 567.77 ft T: 0.26 C 700-500 lapse rate: 7.26 C/km ThetaE index: 3.70 C Layer 967.0- 786.0 mb Conv cond level (CCL): 889.70 mb = 997.73 m = 3273.34 ft Mean mixing ratio: 2.61 g/kg Conv temperature: 3.01 C = 37.42 F Cap Strength: 10.20 C Lifted Index: 10.04 C Risk: None Lifted Index @300 mb: 19.98 C Lifted Index @700 mb: 6.63 C Showalter Index: 11.39 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 18.20 C K Index: -3.50 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 3.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.74 J/kg Max Up Vert Vel: 6.28 m/s Conv Inhibition (B-): 15.86 J/kg Cap Strength: 10.12 C Lift Cond Lev (LCL): 899.00 mb = 916.54 m = 3006.98 ft Lev Free Conv (LFC): 844.00 mb = 1408.24 m = 4620.16 ft Equ Level (EL): 794.00 mb = 1875.68 m = 6153.75 ft B at Equ Level: 18.03 J/kg Max Parcel Lev (MPL): 774.00 mb = 2071.18 m = 6795.12 ft Wind level data Storm motion: 331 at 20 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 1008 9 225 7 4.9 4.9 | 168 23 -4.7 22.1 1 1000 73 240 11 9.5 5.5 | 180 23 -0.1 22.6 2 925 694 285 21 20.3 -5.4 | 222 16 10.7 11.7 3 850 1354 290 25 23.5 -8.6 | 238 16 13.9 8.6 4 700 2839 295 27 24.5 -11.4 | 249 16 14.9 5.7 5 500 5290 315 29 20.5 -20.5 | 287 11 10.9 -3.4 6 400 6830 335 44 18.6 -39.9 | 338 24 9.0 -22.8 7 304 8644 345 71 18.4 -68.6 | 350 52 8.8 -51.5 8 300 8730 345 69 17.9 -66.6 | 351 50 8.3 -49.5 9 278 9219 345 62 16.0 -59.9 | 351 43 6.4 -42.8 10 250 9900 335 40 16.9 -36.3 | 339 20 7.3 -19.1 11 200 11350 320 27 17.4 -20.7 | 295 9 7.8 -3.6 12 150 13230 315 19 13.4 -13.4 | 226 5 3.8 3.7 13 100 15890 325 11 6.3 -9.0 | 158 9 -3.3 8.1 14 70 18220 295 5 4.5 -2.1 | 161 16 -5.1 15.0 15 50 20440 190 5 0.9 4.9 | 158 24 -8.7 22.0 16 30 23800 75 3 -2.9 -0.8 | 143 21 -12.5 16.3 Wind Parameters Mean winds (0-6000m): 300.7 at 26.2 knts Storm direction: 330.7 at 19.6 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 82.9 deg Storm rel helicity (0-3000m) pos: 136.7 neg: 0.0 tot: 136.7 m^2/s^2 ave: 45.6 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 4.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.43 Bulk Shear: 46.08 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 ------------------------------------------------------------------------------- 500 258 14 191 20| 14.6 0.0 14.6| 81.5 0.0 81.5 162.9 0.95| 15.7 14.9 1000 276 17 207 17| 10.6 0.0 10.6|111.6 0.0 111.6 111.6 0.93| 11.7 10.9 1500 281 20 216 16| 8.0 0.0 8.0|122.9 0.0 122.9 81.9 0.94| 8.7 8.2 2000 284 21 223 16| 6.2 0.0 6.2|127.2 0.0 127.2 63.6 0.94| 6.8 6.4 2500 287 22 227 16| 5.1 0.0 5.1|131.5 0.0 131.5 52.6 0.94| 5.7 5.3 3000 288 23 231 16| 4.4 0.0 4.4|136.7 0.0 136.7 45.6 0.94| 4.9 4.7 4000 292 24 238 15| 3.5 0.0 3.5|149.8 0.0 149.8 37.5 0.93| 4.2 3.9 5000 296 25 245 14| 3.0 0.0 3.0|162.3 0.0 162.3 32.5 0.93| 3.8 3.5 6000 301 26 254 13| 3.2 0.0 3.2|191.4 0.0 191.4 31.9 0.91| 4.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250502.00.gif