UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:1200Z 28 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 179 140 3 SFC 999 187 3.4 -12.6 30 16.0 -1.6 140 3 276.6 276.9 271.6 280.8 1.45 2 925 799 -2.9 -17.9 30 15.0 -6.7 240 7 276.3 276.5 270.7 279.3 1.01 3 868 1300 -7.7 -19.7 38 12.0 -10.4 304 9 276.4 276.6 270.6 279.1 0.92 4 850 1464 -8.3 -19.3 41 11.0 -10.8 325 9 277.5 277.6 271.3 280.3 0.98 5 846 1500 -8.5 -19.5 41 11.0 -11.0 325 9 277.6 277.8 271.4 280.4 0.96 6 810 1835 -8.7 -22.7 31 14.0 -11.7 326 11 280.9 281.0 273.0 283.2 0.76 7 746 2463 -12.5 -28.5 25 16.0 -15.3 328 14 283.4 283.5 274.0 285.0 0.49 8 714 2796 -11.3 -29.3 21 18.0 -14.6 329 16 288.3 288.4 276.6 289.8 0.47 9 700 2947 -11.9 -32.9 16 21.0 -15.3 330 17 289.3 289.4 276.9 290.4 0.34 10 652 3490 -14.3 -40.3 9 26.0 -17.7 333 24 292.5 292.6 278.2 293.1 0.17 11 613 3955 -18.5 -28.5 41 10.0 -20.2 336 31 292.9 293.0 279.0 294.8 0.59 12 561 4618 -18.3 -24.3 59 6.0 -19.6 340 40 300.7 300.8 282.9 303.7 0.95 13 551 4753 -18.7 -24.7 59 6.0 -20.0 341 42 301.7 301.9 283.3 304.8 0.94 14 515 5253 -22.7 -31.7 44 9.0 -24.1 344 49 302.8 302.9 283.2 304.5 0.52 15 500 5470 -24.5 -33.5 43 9.0 -25.8 345 52 303.2 303.3 283.2 304.7 0.45 16 410 6879 -35.9 -41.9 54 6.0 -36.4 345 64 306.2 306.2 284.2 307.0 0.24 17 400 7050 -37.3 -43.3 54 6.0 -37.7 345 66 306.5 306.6 284.3 307.3 0.21 18 334 8270 -46.9 -52.9 50 6.0 -47.1 342 72 309.6 309.6 285.3 309.9 0.08 19 300 8970 -54.5 -60.5 47 6.0 -54.6 340 75 308.5 308.5 284.8 308.7 0.04 20 273 9568 -58.0 -64.0 46 6.0 -58.1 340 79 311.9 311.9 286.0 312.0 0.03 21 265 9755 -59.1 -65.1 46 6.0 -59.2 340 75 312.9 312.9 286.4 313.0 0.02 22 250 10120 -59.3 -65.3 46 6.0 -59.4 345 66 317.9 317.9 288.1 318.0 0.02 23 240 10376 -59.7 -65.7 45 6.0 -59.8 343 61 321.0 321.0 289.1 321.1 0.02 24 207 11318 -53.1 -60.1 42 7.0 -53.3 337 42 345.3 345.3 295.6 345.5 0.06 25 200 11540 -53.1 -60.1 42 7.0 -53.3 335 38 348.7 348.7 296.4 348.9 0.06 26 167 12703 -50.1 -60.1 30 10.0 -50.5 338 35 372.1 372.2 301.0 372.5 0.07 27 150 13400 -50.7 -61.7 26 11.0 -51.1 340 33 382.7 382.7 302.7 383.0 0.06 28 102 15912 -52.5 -68.5 13 16.0 -53.1 330 22 423.9 423.9 308.2 424.1 0.04 29 100 16040 -52.7 -68.7 13 16.0 -53.3 330 21 425.9 425.9 308.4 426.1 0.04 30 76 17808 -53.5 -71.5 9 18.0 -54.2 342 12 459.0 459.0 311.7 459.2 0.03 31 70 18340 -50.5 -69.5 9 19.0 -51.6 345 9 476.3 476.4 313.2 476.6 0.05 32 50 20530 -50.9 -70.9 8 20.0 -52.4 345 5 523.5 523.5 316.5 523.9 0.05 33 30 23850 -50.9 -72.9 6 22.0 -53.1 25 7 605.9 605.9 320.9 606.4 0.07 34 20 26500 -48.3 -71.3 5 23.0 -52.1 30 9 688.3 688.4 324.1 689.4 0.13 35 17 27575 -46.5 -70.5 5 24.0 -51.4 726.9 726.9 325.3 728.4 0.17 36 14 28861 -47.5 -71.5 5 24.0 -52.6 765.0 765.0 326.4 766.6 0.18 37 11 30472 -42.5 -68.5 4 26.0 -50.6 837.8 837.9 328.2 841.3 0.34 TRP 265 9755 -59.1 -65.1 46 6.0 -59.2 340 75 312.9 312.9 286.4 313.0 0.02 WND 273 9568 -58.0 -64.0 46 6.0 -58.1 340 79 311.9 311.9 286.0 312.0 0.03 Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: 959.06 mb = 517.31 m = 1697.18 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 33.85 % Est. max temperature: 4.26 C = 39.67 F Sfc-Lift cond lev (LCL): 778.30 mb = 2139.51 m = 7019.29 ft T: -10.54 C 700-500 lapse rate: 4.99 C/km ThetaE index: 1.67 C Layer 925.0- 850.0 mb Conv cond level (CCL): 511.72 mb = 5300.26 m = 17389.10 ft Mean mixing ratio: 1.16 g/kg Conv temperature: 29.64 C = 85.35 F Cap Strength: 19.47 C Lifted Index: 19.54 C Risk: None Lifted Index @300 mb: 20.36 C Lifted Index @700 mb: 10.87 C Showalter Index: 19.19 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 5.20 C K Index: -24.10 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 5.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.31 J/kg Max Up Vert Vel: 1.62 m/s Conv Inhibition (B-): 64026.15 J/kg Cap Strength: 19.50 C Lift Cond Lev (LCL): 747.88 mb = 2443.82 m = 8017.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 19 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 ---------------------------------------------------------- 0 999 187 140 3 -1.9 2.3 | 183 22 1.1 21.5 1 925 799 240 7 6.1 3.5 | 202 24 9.0 22.7 2 850 1464 325 9 5.2 -7.4 | 214 14 8.1 11.9 3 700 2947 330 17 8.5 -14.7 | 248 12 11.5 4.5 4 500 5470 345 52 13.5 -50.2 | 332 35 16.4 -31.0 5 400 7050 345 66 17.1 -63.8 | 336 49 20.1 -44.5 6 300 8970 340 75 25.7 -70.5 | 331 59 28.6 -51.2 7 273 9568 340 79 27.0 -74.2 | 331 63 30.0 -55.0 8 265 9755 340 75 25.7 -70.5 | 331 59 28.6 -51.2 9 250 10120 345 66 17.1 -63.8 | 336 49 20.1 -44.5 10 200 11540 335 38 16.1 -34.4 | 309 24 19.0 -15.2 11 150 13400 340 33 11.3 -31.0 | 310 18 14.3 -11.8 12 100 16040 330 21 10.5 -18.2 | 266 14 13.5 1.1 13 70 18340 345 9 2.3 -8.7 | 207 12 5.3 10.6 14 50 20530 345 5 1.3 -4.8 | 197 15 4.3 14.4 15 30 23850 25 7 -3.0 -6.3 | 180 13 0.0 12.9 16 20 26500 30 9 -4.5 -7.8 | 172 12 -1.5 11.5 Wind Parameters Mean winds (0-6000m): 338.8 at 26.0 knts Storm direction: 8.8 at 19.5 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 118.8 neg: -0.2 tot: 118.6 m^2/s^2 ave: 39.5 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 113.04 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 ------------------------------------------------------------------------------- 500 207 5 192 24| 6.7 0.0 6.7| 37.5 0.0 37.5 74.9 0.79| 7.6 6.0 1000 244 6 201 23| 5.6 0.0 5.6| 78.0 0.0 78.0 78.0 0.77| 8.4 6.4 1500 281 7 209 20| 4.5 0.0 4.5| 85.1 -0.2 84.9 56.6 0.62| 7.8 4.8 2000 303 8 213 18| 4.1 0.0 4.1| 94.2 -0.2 93.9 47.0 0.65| 6.5 4.3 2500 313 9 217 16| 3.8 0.0 3.8|103.2 -0.2 102.9 41.2 0.68| 5.8 4.0 3000 319 11 222 15| 4.0 0.0 4.0|118.8 -0.2 118.6 39.5 0.73| 5.7 4.1 4000 327 15 238 13| 4.8 0.0 4.8|168.0 -0.2 167.7 41.9 0.76| 6.1 4.6 5000 335 20 265 12| 5.2 0.0 5.2|229.5 -0.2 229.3 45.9 0.73| 6.3 4.6 6000 339 26 292 13| 4.9 0.4 5.2|263.8 -0.2 263.5 43.9 0.67| 6.2 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250428.12.gif