UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 29 OCT 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 65 180 3 SFC 997 90 8.2 7.4 95 0.8 7.8 180 3 281.6 282.7 281.1 299.4 6.48 2 925 705 4.6 1.2 79 3.4 3.0 225 15 284.0 284.8 279.8 296.7 4.51 3 850 1388 0.0 -3.2 79 3.2 -1.3 255 19 286.1 286.8 279.7 296.3 3.55 4 823 1646 -1.9 -4.7 81 2.8 -3.0 253 21 286.8 287.4 279.7 296.2 3.27 5 810 1772 -2.1 -4.9 81 2.8 -3.2 253 21 287.9 288.5 280.2 297.4 3.28 6 738 2509 -3.9 -14.9 42 11.0 -7.4 248 26 293.7 294.0 280.7 298.7 1.63 7 726 2638 -4.9 -16.9 38 12.0 -8.4 247 27 294.0 294.2 280.6 298.3 1.40 8 700 2924 -6.9 -17.9 41 11.0 -10.0 245 29 294.8 295.1 280.9 299.0 1.33 9 622 3830 -14.7 -23.7 46 9.0 -16.6 240 38 296.0 296.2 280.8 298.9 0.91 10 603 4065 -14.1 -20.1 60 6.0 -15.6 238 40 299.4 299.6 282.8 303.4 1.28 11 527 5073 -20.3 -24.0 72 3.7 -21.1 232 50 303.7 303.9 284.2 307.1 1.04 12 500 5460 -22.7 -26.5 71 3.8 -23.4 230 54 305.4 305.5 284.7 308.3 0.88 13 455 6146 -27.5 -31.2 71 3.7 -28.0 232 57 307.7 307.8 285.2 309.8 0.62 14 400 7060 -34.7 -38.5 68 3.8 -35.1 235 60 309.9 310.0 285.7 311.1 0.34 15 300 9000 -49.5 -53.5 63 4.0 -49.6 245 110 315.6 315.6 287.4 315.9 0.09 16 285 9336 -52.5 -56.4 63 3.9 -52.6 245 118 315.9 316.0 287.5 316.2 0.06 17 277 9520 -53.3 -57.1 63 3.9 -53.4 245 122 317.4 317.4 288.0 317.6 0.06 18 250 10180 -56.1 -59.8 63 3.7 -56.2 245 106 322.7 322.7 289.6 322.9 0.05 19 226 10814 -58.7 -62.8 59 4.1 -58.7 245 91 328.1 328.1 291.2 328.3 0.04 20 217 11068 -58.9 -63.1 58 4.2 -59.0 243 84 331.7 331.7 292.2 331.8 0.04 21 200 11580 -56.5 -60.9 58 4.4 -56.6 240 71 343.3 343.3 295.1 343.5 0.05 22 150 13400 -57.9 -63.9 46 6.0 -58.0 250 48 370.3 370.3 300.7 370.5 0.05 23 131 14258 -56.5 -63.5 41 7.0 -56.7 252 46 387.5 387.5 303.5 387.7 0.06 24 115 15079 -60.5 -67.5 39 7.0 -60.6 253 44 394.7 394.7 304.5 394.9 0.04 25 105 15646 -61.1 -69.1 34 8.0 -61.3 254 43 404.0 404.0 305.7 404.2 0.03 26 100 15950 -60.1 -68.1 34 8.0 -60.3 255 42 411.6 411.6 306.7 411.8 0.04 27 89 16672 -61.7 -69.7 34 8.0 -61.9 258 40 422.4 422.4 308.0 422.5 0.04 28 86 16885 -59.5 -68.5 30 9.0 -59.7 259 39 431.0 431.0 309.0 431.2 0.04 29 70 18160 -62.9 -71.9 29 9.0 -63.1 265 35 449.8 449.8 310.8 450.0 0.03 30 60 19102 -65.3 -74.3 28 9.0 -65.5 265 35 464.7 464.7 312.2 464.9 0.03 31 50 20210 -65.5 -75.5 24 10.0 -65.7 265 35 489.1 489.1 314.2 489.3 0.03 32 37 22037 -65.7 -76.7 20 11.0 -66.0 274 35 532.6 532.6 317.1 532.8 0.03 33 30 23300 -68.9 -79.9 19 11.0 -69.2 280 35 556.8 556.8 318.5 557.0 0.02 34 27 23930 -69.1 -80.1 19 11.0 -69.4 573.3 573.3 319.3 573.4 0.02 TRP 226 10814 -58.7 -62.8 59 4.1 -58.7 245 91 328.1 328.1 291.2 328.3 0.04 WND 277 9520 -53.3 -57.1 63 3.9 -53.4 245 122 317.4 317.4 288.0 317.6 0.06 Sounding variables and indices 1000-500 mb thick: 5395.00 m Freezing level: 850.00 mb = 1388.00 m = 4553.75 ft Wetbulb zero: 872.97 mb = 1172.63 m = 3847.17 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 64.33 % Est. max temperature: 12.82 C = 55.08 F Sfc-Lift cond lev (LCL): 984.98 mb = 189.35 m = 621.22 ft T: 7.62 C 700-500 lapse rate: 6.23 C/km ThetaE index: 3.17 C Layer 925.0- 810.0 mb Conv cond level (CCL): 890.14 mb = 1015.32 m = 3331.07 ft Mean mixing ratio: 5.15 g/kg Conv temperature: 11.59 C = 52.87 F Cap Strength: 7.10 C Lifted Index: 7.92 C Risk: None Lifted Index @300 mb: 12.79 C Lifted Index @700 mb: 3.92 C Showalter Index: 8.86 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.50 C K Index: 8.50 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 2.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.21 J/kg Max Up Vert Vel: 4.52 m/s Conv Inhibition (B-): 35543.45 J/kg Cap Strength: 7.82 C Lift Cond Lev (LCL): 913.35 mb = 807.39 m = 2648.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 25 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 ---------------------------------------------------------- 0 997 90 180 3 0.0 3.0 | 94 25 -24.5 1.7 1 925 705 225 15 10.6 10.6 | 124 17 -13.9 9.3 2 850 1388 255 19 18.4 4.9 | 120 7 -6.1 3.6 3 700 2924 245 29 26.3 12.3 | 189 11 1.8 10.9 4 500 5460 230 54 41.4 34.7 | 207 37 16.9 33.4 5 400 7060 235 60 49.1 34.4 | 217 41 24.6 33.1 6 300 9000 245 110 99.7 46.5 | 239 88 75.2 45.2 7 277 9520 245 122 110.6 51.6 | 240 100 86.1 50.2 8 250 10180 245 106 96.1 44.8 | 239 84 71.6 43.5 9 226 10814 245 91 82.5 38.5 | 237 69 58.0 37.1 10 200 11580 240 71 61.5 35.5 | 227 50 37.0 34.2 11 150 13400 250 48 45.1 16.4 | 234 26 20.6 15.1 12 100 15950 255 42 40.6 10.9 | 239 19 16.1 9.6 13 70 18160 265 35 34.9 3.1 | 261 11 10.4 1.7 14 50 20210 265 35 34.9 3.1 | 261 11 10.4 1.7 15 30 23300 280 35 34.5 -6.1 | 307 12 10.0 -7.4 Wind Parameters Mean winds (0-6000m): 236.9 at 32.7 knts Storm direction: 266.9 at 24.5 knts Shear (0-3000m) pos: 3.4 neg: 1.9 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 88.1 neg: -2.0 tot: 86.1 m^2/s^2 ave: 28.7 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 86.16 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 ------------------------------------------------------------------------------- 500 217 8 104 20| 10.8 0.0 10.8| 55.9 0.0 55.9 111.7 0.85| 11.4 9.6 1000 227 12 113 17| 8.3 0.0 8.3| 67.2 0.0 67.2 67.2 0.61| 10.0 6.1 1500 238 14 116 14| 6.7 0.0 6.7| 69.6 -2.0 67.6 45.0 0.49| 8.6 4.2 2000 243 16 120 12| 5.1 0.9 6.0| 75.6 -2.0 73.5 36.8 0.55| 7.4 4.0 2500 244 18 127 11| 4.0 1.4 5.5| 81.4 -2.0 79.4 31.8 0.57| 6.6 3.8 3000 245 20 137 10| 3.4 1.9 5.3| 88.1 -2.0 86.1 28.7 0.57| 6.2 3.6 4000 243 24 160 10| 2.5 2.8 5.3|102.7 -2.0 100.7 25.2 0.52| 6.0 3.1 5000 240 28 179 13| 2.0 3.3 5.3|106.3 -2.7 103.6 20.7 0.43| 6.0 2.5 6000 237 33 190 17| 1.9 3.1 5.0|132.2 -5.1 127.1 21.2 0.42| 5.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251029.12.gif