UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 9 OCT 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 1017 71 14.2 2.2 44 12.0 8.3 190 1 286.0 286.7 280.7 298.5 4.40 1 1000 212 12.6 1.6 47 11.0 7.3 200 13 285.8 286.5 280.4 297.9 4.29 2 925 860 7.2 -1.8 53 9.0 3.2 265 15 286.7 287.3 280.0 297.1 3.62 3 854 1509 0.8 -5.2 64 6.0 -1.6 279 19 286.6 287.1 279.3 295.4 3.04 4 850 1547 0.6 -5.4 64 6.0 -1.8 280 19 286.8 287.3 279.3 295.5 3.00 5 837 1671 0.2 -6.8 59 7.0 -2.5 281 19 287.6 288.1 279.4 295.6 2.74 6 819 1845 1.4 -11.6 37 13.0 -3.1 283 18 290.7 291.0 279.7 296.4 1.92 7 798 2054 0.2 -17.8 24 18.0 -5.2 285 17 291.6 291.8 279.2 295.2 1.18 8 700 3090 -7.3 -16.3 49 9.0 -9.9 295 13 294.4 294.7 281.0 299.1 1.53 9 592 4372 -16.3 -23.3 55 7.0 -17.9 305 22 298.4 298.6 282.0 301.6 0.99 10 586 4449 -15.1 -21.1 60 6.0 -16.6 306 23 300.7 300.9 283.2 304.5 1.21 11 544 5007 -19.1 -23.4 69 4.3 -20.0 310 26 302.4 302.6 283.7 305.8 1.07 12 525 5270 -20.5 -24.7 69 4.2 -21.4 312 28 303.8 304.0 284.2 307.0 0.98 13 500 5630 -22.3 -26.2 71 3.9 -23.1 315 31 305.9 306.0 284.9 308.8 0.90 14 481 5913 -23.9 -27.8 70 3.9 -24.6 315 34 307.3 307.4 285.3 310.0 0.81 15 400 7230 -34.1 -38.3 66 4.2 -34.5 315 48 310.7 310.7 286.0 311.9 0.35 16 300 9180 -50.5 -54.2 65 3.7 -50.6 315 62 314.2 314.2 286.9 314.5 0.08 17 280 9624 -53.9 -57.6 64 3.7 -53.9 315 64 315.6 315.6 287.3 315.8 0.06 18 261 10070 -57.3 -61.0 63 3.7 -57.3 318 59 317.0 317.0 287.8 317.1 0.04 19 250 10340 -58.1 -61.8 62 3.7 -58.2 320 56 319.7 319.7 288.7 319.8 0.04 20 248 10391 -58.3 -62.0 62 3.7 -58.3 320 56 320.1 320.1 288.8 320.3 0.04 21 233 10783 -58.9 -62.7 61 3.8 -59.0 321 55 325.0 325.0 290.3 325.1 0.04 22 200 11750 -55.9 -59.9 61 4.0 -56.0 325 52 344.2 344.3 295.4 344.5 0.06 23 199 11782 -55.9 -59.9 61 4.0 -56.0 325 52 344.7 344.7 295.5 345.0 0.06 24 150 13570 -57.5 -62.2 55 4.7 -57.6 320 50 371.0 371.0 300.8 371.3 0.06 25 100 16130 -59.9 -65.9 45 6.0 -60.1 320 44 412.0 412.0 306.8 412.3 0.05 26 70 18340 -59.9 -65.9 45 6.0 -60.2 325 35 456.2 456.3 311.5 456.7 0.08 27 50 20430 -62.3 -69.3 39 7.0 -62.6 325 27 496.7 496.7 314.7 497.1 0.07 28 32 23188 -62.1 -70.1 34 8.0 -62.6 564.8 564.9 318.9 565.5 0.09 TRP 248 10391 -58.3 -62.0 62 3.7 -58.3 320 56 320.1 320.1 288.8 320.3 0.04 WND 280 9624 -53.9 -57.6 64 3.7 -53.9 315 64 315.6 315.6 287.3 315.8 0.06 Sounding variables and indices 1000-500 mb thick: 5418.00 m Freezing level: 795.39 mb = 2081.66 m = 6829.52 ft Wetbulb zero: 877.37 mb = 1289.79 m = 4231.53 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 52.24 % Est. max temperature: 14.86 C = 58.75 F Sfc-Lift cond lev (LCL): 848.28 mb = 1563.29 m = 5128.86 ft T: 0.55 C 700-500 lapse rate: 5.91 C/km ThetaE index: 3.09 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 750.15 mb = 2542.95 m = 8342.90 ft Mean mixing ratio: 3.99 g/kg Conv temperature: 21.20 C = 70.16 F Cap Strength: 7.20 C Lifted Index: 8.38 C Risk: None Lifted Index @300 mb: 11.85 C Lifted Index @700 mb: 3.58 C Showalter Index: 9.88 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 16.90 C K Index: 8.50 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 2.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.61 J/kg Max Up Vert Vel: 1.80 m/s Conv Inhibition (B-): 33825.88 J/kg Cap Strength: 8.01 C Lift Cond Lev (LCL): 827.72 mb = 1760.20 m = 5774.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 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 1017 71 190 1 0.2 1.0 | 150 15 -7.8 13.3 1 1000 212 200 13 4.4 12.2 | 172 25 -3.5 24.6 2 925 860 265 15 14.9 1.3 | 207 15 7.0 13.7 3 850 1547 280 19 18.7 -3.3 | 230 14 10.7 9.1 4 700 3090 295 13 11.8 -5.5 | 209 8 3.8 6.9 5 500 5630 315 31 21.9 -21.9 | 304 17 13.9 -9.6 6 400 7230 315 48 33.9 -33.9 | 310 34 26.0 -21.6 7 300 9180 315 62 43.8 -43.8 | 311 48 35.9 -31.5 8 280 9624 315 64 45.3 -45.3 | 311 50 37.3 -32.9 9 250 10340 320 56 36.0 -42.9 | 317 41 28.0 -30.5 10 248 10391 320 56 36.0 -42.9 | 317 41 28.0 -30.5 11 200 11750 325 52 29.8 -42.6 | 324 37 21.8 -30.2 12 150 13570 320 50 32.1 -38.3 | 317 35 24.2 -25.9 13 100 16130 320 44 28.3 -33.7 | 316 29 20.3 -21.3 14 70 18340 325 35 20.1 -28.7 | 323 20 12.1 -16.3 15 50 20430 325 27 15.5 -22.1 | 322 12 7.5 -9.8 Wind Parameters Mean winds (0-6000m): 297.1 at 19.6 knts Storm direction: 327.1 at 14.7 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 59.8 deg Storm rel helicity (0-3000m) pos: 131.0 neg: -9.1 tot: 121.9 m^2/s^2 ave: 40.6 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 60.39 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 ------------------------------------------------------------------------------- 500 215 12 177 22| 13.8 0.0 13.8| 83.4 0.0 83.4 166.8 0.76| 20.4 15.4 1000 241 13 191 19| 8.3 0.0 8.3|115.3 0.0 115.3 115.3 0.76| 14.9 11.3 1500 256 15 202 17| 6.5 0.0 6.5|131.0 0.0 131.0 87.3 0.78| 11.4 8.9 2000 265 16 209 16| 4.4 0.0 4.4|131.0 -2.3 128.7 64.4 0.71| 9.2 6.5 2500 270 16 212 15| 3.1 0.0 3.1|131.0 -5.4 125.6 50.2 0.64| 7.8 5.0 3000 273 15 213 14| 2.3 0.0 2.3|131.0 -9.1 121.9 40.6 0.56| 6.9 3.9 4000 280 16 218 12| 2.6 0.0 2.6|145.9 -9.1 136.7 34.2 0.62| 6.1 3.8 5000 289 17 231 11| 2.8 0.0 2.8|163.9 -9.1 154.8 31.0 0.65| 5.7 3.7 6000 297 20 250 10| 3.1 0.0 3.1|180.4 -9.1 171.2 28.5 0.61| 5.5 3.4 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251009.12.gif