UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 18 OCT 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 1006 256 -8.1 -8.2 99 0.1 -8.1 190 1 264.6 264.9 264.7 270.1 2.04 1 1000 303 -6.5 -8.8 84 2.3 -7.2 235 9 266.6 267.0 266.0 272.0 1.96 2 998 319 -6.3 -8.5 84 2.2 -7.0 237 9 267.0 267.3 266.3 272.4 2.01 3 977 485 -6.5 -8.3 87 1.8 -7.0 256 10 268.4 268.8 267.4 274.1 2.09 4 974 509 -6.5 -8.3 87 1.8 -7.0 259 10 268.7 269.0 267.6 274.4 2.09 5 925 915 -3.3 -10.3 58 7.0 -5.5 305 11 275.9 276.3 271.9 281.3 1.88 6 918 975 -2.7 -11.7 50 9.0 -5.4 309 12 277.1 277.4 272.3 282.0 1.70 7 874 1366 -1.5 -18.5 26 17.0 -6.1 339 16 282.3 282.5 274.2 285.4 1.02 8 858 1513 -2.1 -20.1 24 18.0 -6.7 349 18 283.2 283.3 274.5 285.9 0.90 9 850 1587 -2.3 -19.3 26 17.0 -6.8 355 19 283.7 283.9 274.9 286.7 0.98 10 700 3106 -9.7 -29.7 18 20.0 -13.5 15 23 291.7 291.8 278.3 293.2 0.46 11 667 3476 -11.3 -32.3 16 21.0 -15.0 16 26 294.0 294.1 279.2 295.3 0.38 12 658 3580 -11.9 -32.9 16 21.0 -15.5 16 26 294.5 294.5 279.4 295.7 0.36 13 595 4340 -17.9 -25.9 50 8.0 -19.4 17 32 296.1 296.3 280.7 298.6 0.78 14 574 4607 -19.1 -27.1 49 8.0 -20.5 18 34 297.8 297.9 281.4 300.1 0.72 15 533 5154 -22.1 -34.1 33 12.0 -23.8 19 38 300.5 300.6 282.1 301.9 0.40 16 513 5433 -23.9 -34.9 36 11.0 -25.4 20 41 301.7 301.7 282.6 303.0 0.38 17 500 5620 -25.1 -36.1 35 11.0 -26.5 20 42 302.4 302.5 282.8 303.6 0.35 18 400 7200 -37.9 -44.9 48 7.0 -38.4 30 48 305.7 305.8 284.0 306.4 0.17 19 354 8031 -44.7 -49.7 57 5.0 -44.9 34 48 307.5 307.5 284.5 307.9 0.12 20 317 8762 -50.1 -54.8 58 4.7 -50.3 38 48 309.8 309.8 285.4 310.1 0.07 21 300 9120 -53.1 -57.6 58 4.5 -53.2 40 48 310.5 310.5 285.6 310.7 0.05 22 250 10270 -60.9 -65.3 56 4.4 -60.9 40 54 315.5 315.5 287.3 315.6 0.02 23 239 10548 -63.1 -67.5 55 4.4 -63.1 40 54 316.3 316.3 287.5 316.4 0.02 24 212 11278 -67.1 -71.4 54 4.3 -67.1 40 54 321.1 321.1 289.1 321.1 0.01 25 200 11630 -67.1 -71.5 54 4.4 -67.1 35 48 326.5 326.5 290.7 326.5 0.01 26 187 12036 -67.7 -72.1 53 4.4 -67.7 33 43 331.9 331.9 292.2 331.9 0.01 27 151 13349 -60.5 -65.2 54 4.7 -60.6 25 26 365.2 365.2 299.7 365.3 0.04 28 150 13390 -60.7 -65.4 54 4.7 -60.8 25 25 365.5 365.5 299.8 365.7 0.04 29 100 15910 -60.3 -66.3 45 6.0 -60.4 5 9 411.2 411.2 306.7 411.5 0.05 30 70 18140 -61.1 -69.1 34 8.0 -61.3 345 15 453.7 453.7 311.2 454.0 0.05 31 50 20220 -61.5 -71.5 25 10.0 -61.9 350 7 498.6 498.6 314.9 498.9 0.05 32 48 20473 -62.1 -72.1 25 10.0 -62.4 340 7 503.0 503.0 315.2 503.3 0.05 33 30 23400 -58.9 -70.9 20 12.0 -59.7 220 5 584.1 584.1 319.9 584.7 0.09 34 24 24802 -57.1 -71.1 15 14.0 -58.4 234 15 627.8 627.8 321.9 628.6 0.11 35 20 25960 -54.3 -69.3 14 15.0 -56.3 245 23 670.0 670.0 323.4 671.4 0.17 36 13 28744 -50.7 -68.7 10 18.0 -54.6 770.3 770.4 326.5 773.0 0.28 TRP 212 11278 -67.1 -71.4 54 4.3 -67.1 40 54 321.1 321.1 289.1 321.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5317.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 35.91 % Est. max temperature: 10.66 C = 51.18 F Sfc-Lift cond lev (LCL): 1004.16 mb = 270.69 m = 888.07 ft T: -7.61 C 700-500 lapse rate: 6.13 C/km ThetaE index: 0.00 C Layer 1006.0--97609095688668617833845882880.0 mb Conv cond level (CCL): 627.24 mb = 3941.49 m = 12931.25 ft Mean mixing ratio: 1.94 g/kg Conv temperature: 22.62 C = 72.72 F Cap Strength: 20.67 C Lifted Index: 21.05 C Risk: None Lifted Index @300 mb: 23.64 C Lifted Index @700 mb: 15.12 C Showalter Index: 13.61 C Risk: None Total Totals Index: 28.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 5.80 C K Index: -16.50 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.99 J/kg Max Up Vert Vel: 9.05 m/s Conv Inhibition (B-): 59040.99 J/kg Cap Strength: 20.83 C Lift Cond Lev (LCL): 887.68 mb = 1242.12 m = 4075.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 42 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 1006 256 190 1 0.2 1.0 | 221 21 13.5 15.7 1 1000 303 235 9 7.4 5.2 | 226 29 20.7 19.9 2 925 915 305 11 9.0 -6.3 | 249 24 22.4 8.4 3 850 1587 355 19 1.7 -18.9 | 286 16 15.0 -4.2 4 700 3106 15 23 -6.0 -22.2 | 316 11 7.4 -7.5 5 500 5620 20 42 -14.4 -39.5 | 2 25 -1.0 -24.8 6 400 7200 30 48 -24.0 -41.6 | 22 29 -10.7 -26.9 7 300 9120 40 48 -30.9 -36.8 | 38 28 -17.5 -22.1 8 250 10270 40 54 -34.7 -41.4 | 39 34 -21.4 -26.7 9 212 11278 40 54 -34.7 -41.4 | 39 34 -21.4 -26.7 10 200 11630 35 48 -27.5 -39.3 | 30 28 -14.2 -24.6 11 150 13390 25 25 -10.6 -22.7 | 341 8 2.8 -8.0 12 100 15910 5 9 -0.8 -9.0 | 245 14 12.6 5.7 13 70 18140 345 15 3.9 -14.5 | 269 17 17.2 0.2 14 50 20220 350 7 1.2 -6.9 | 242 17 14.6 7.8 15 30 23400 220 5 3.2 3.8 | 222 25 16.6 18.5 16 20 25960 245 23 20.8 9.7 | 234 42 34.2 24.4 Wind Parameters Mean winds (0-6000m): 12.2 at 26.5 knts Storm direction: 42.2 at 19.8 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 186.7 neg: 0.0 tot: 186.7 m^2/s^2 ave: 62.2 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 5.8 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.32 Bulk Shear: 127.23 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 ------------------------------------------------------------------------------- 500 261 9 234 28| 11.0 0.0 11.0| 74.7 0.0 74.7 149.4 0.64| 17.0 10.9 1000 293 11 246 25| 8.2 0.0 8.2|129.9 0.0 129.9 129.9 0.73| 13.9 10.1 1500 322 13 258 22| 7.0 0.0 7.0|163.7 0.0 163.7 109.1 0.74| 12.4 9.1 2000 337 15 267 19| 5.6 0.0 5.6|171.5 0.0 171.5 85.8 0.74| 10.0 7.4 2500 347 16 273 17| 4.7 0.0 4.7|178.9 0.0 178.9 71.6 0.74| 8.6 6.4 3000 354 17 279 15| 4.3 0.0 4.3|186.7 0.0 186.7 62.2 0.75| 7.7 5.8 4000 2 20 292 13| 4.2 0.0 4.2|206.7 0.0 206.7 51.7 0.75| 6.7 5.1 5000 8 23 309 13| 4.1 0.0 4.1|228.5 0.0 228.5 45.7 0.73| 6.2 4.5 6000 12 26 325 14| 3.9 0.0 3.9|261.3 0.0 261.3 43.5 0.73| 5.7 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251018.00.gif