UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:1200Z 12 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 ------------------------------------------------------------------------------- 0 1000 244 0 0 SFC 998 260 -7.1 -8.6 89 1.5 -7.5 0 0 266.2 266.5 265.7 271.6 2.00 2 925 848 -11.5 -14.2 80 2.7 -12.1 45 9 267.5 267.8 265.6 271.3 1.37 3 851 1482 -15.7 -18.6 78 2.9 -16.3 65 7 269.6 269.8 266.4 272.5 1.03 4 850 1491 -15.7 -18.6 78 2.9 -16.3 65 7 269.7 269.9 266.4 272.6 1.04 5 822 1744 -15.1 -17.5 82 2.4 -15.6 64 9 272.9 273.1 268.8 276.3 1.18 6 786 2080 -17.7 -19.7 84 2.0 -18.1 63 11 273.7 273.8 269.0 276.6 1.02 7 772 2215 -16.1 -18.1 85 2.0 -16.5 63 12 276.8 277.0 271.3 280.2 1.19 8 700 2948 -18.9 -21.5 80 2.6 -19.4 60 17 281.6 281.7 273.7 284.5 0.98 9 697 2980 -18.9 -21.5 80 2.6 -19.4 60 17 281.9 282.1 273.9 284.8 0.98 10 594 4152 -26.9 -30.2 74 3.3 -27.3 58 18 285.8 285.9 275.3 287.4 0.52 11 520 5097 -34.7 -38.1 71 3.4 -35.0 56 19 287.5 287.5 275.8 288.4 0.27 12 500 5370 -36.1 -39.7 69 3.6 -36.4 55 19 289.0 289.1 276.6 289.8 0.24 13 406 6791 -45.3 -51.3 51 6.0 -45.5 60 34 294.9 294.9 279.1 295.2 0.08 14 400 6890 -45.9 -51.9 51 6.0 -46.1 60 35 295.3 295.3 279.4 295.6 0.08 15 302 8718 -54.5 -60.5 47 6.0 -54.6 55 38 307.9 307.9 284.6 308.1 0.04 16 300 8760 -54.5 -60.5 47 6.0 -54.6 55 40 308.5 308.5 284.8 308.7 0.04 17 282 9156 -54.9 -60.9 47 6.0 -55.0 57 36 313.5 313.5 286.6 313.6 0.04 18 269 9459 -54.1 -60.1 48 6.0 -54.2 58 32 318.9 318.9 288.4 319.1 0.04 19 250 9930 -52.9 -59.9 42 7.0 -53.1 60 27 327.4 327.4 291.0 327.6 0.05 20 233 10386 -51.3 -58.3 43 7.0 -51.5 54 26 336.5 336.5 293.5 336.8 0.06 21 200 11380 -51.1 -59.1 38 8.0 -51.4 40 25 351.8 351.9 297.1 352.1 0.07 22 150 13240 -52.5 -62.5 29 10.0 -52.8 35 13 379.6 379.6 302.2 379.9 0.06 23 100 15850 -55.5 -67.5 21 12.0 -55.9 25 17 420.5 420.5 307.8 420.7 0.04 24 70 18120 -56.1 -70.1 16 14.0 -56.6 60 5 464.4 464.4 312.2 464.6 0.04 25 50 20260 -56.7 -71.7 13 15.0 -57.5 315 3 509.9 509.9 315.7 510.2 0.05 26 42 21363 -57.3 -72.3 13 15.0 -58.1 295 4 534.4 534.5 317.2 534.8 0.05 27 30 23510 -53.1 -70.1 11 17.0 -54.8 255 7 599.9 599.9 320.6 600.6 0.10 28 20 26140 -48.5 -67.5 9 19.0 -52.1 235 21 687.7 687.8 324.1 689.6 0.22 29 12 29528 -44.9 -66.9 7 22.0 -51.4 808.7 808.9 327.5 812.6 0.39 TRP 302 8718 -54.5 -60.5 47 6.0 -54.6 55 38 307.9 307.9 284.6 308.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5126.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 78.28 % Est. max temperature: -3.38 C = 25.92 F Sfc-Lift cond lev (LCL): 974.32 mb = 445.66 m = 1462.13 ft T: -8.49 C 700-500 lapse rate: 7.10 C/km ThetaE index: 0.23 C Layer 925.0- 851.0 mb Conv cond level (CCL): 900.72 mb = 1050.30 m = 3445.84 ft Mean mixing ratio: 1.58 g/kg Conv temperature: -5.09 C = 22.84 F Cap Strength: 13.50 C Lifted Index: 14.56 C Risk: None Lifted Index @300 mb: 26.25 C Lifted Index @700 mb: 10.38 C Showalter Index: 13.68 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 17.50 C K Index: -0.80 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.48 J/kg Max Up Vert Vel: 3.60 m/s Conv Inhibition (B-): 68023.31 J/kg Cap Strength: 14.30 C Lift Cond Lev (LCL): 915.38 mb = 927.52 m = 3043.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 87 at 11 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 ---------------------------------------------------------- 0 998 260 0 0 -0.0 -0.0 | 267 11 11.3 0.5 1 925 848 45 9 -6.4 -6.4 | 320 8 5.0 -5.9 2 850 1491 65 7 -6.3 -3.0 | 296 6 5.0 -2.5 3 700 2948 60 17 -14.7 -8.5 | 23 9 -3.4 -8.0 4 500 5370 55 19 -15.6 -10.9 | 22 11 -4.2 -10.4 5 400 6890 60 35 -30.3 -17.5 | 48 25 -19.0 -17.0 6 302 8718 55 38 -31.1 -21.8 | 43 29 -19.8 -21.3 7 300 8760 55 40 -32.8 -22.9 | 44 31 -21.4 -22.4 8 250 9930 60 27 -23.4 -13.5 | 43 18 -12.0 -13.0 9 200 11380 40 25 -16.1 -19.2 | 14 19 -4.7 -18.6 10 150 13240 35 13 -7.5 -10.6 | 339 11 3.9 -10.1 11 100 15850 25 17 -7.2 -15.4 | 344 15 4.2 -14.9 12 70 18120 60 5 -4.3 -2.5 | 286 7 7.0 -2.0 13 50 20260 315 3 2.1 -2.1 | 277 14 13.5 -1.6 14 30 23510 255 7 6.8 1.8 | 263 18 18.1 2.3 15 20 26140 235 21 17.2 12.0 | 246 31 28.5 12.5 Wind Parameters Mean winds (0-6000m): 57.5 at 15.1 knts Storm direction: 87.5 at 11.4 knts Shear (0-3000m) pos: 1.5 neg: 1.5 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 115.4 deg Storm rel helicity (0-3000m) pos: 35.4 neg: -4.0 tot: 31.4 m^2/s^2 ave: 10.5 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 17.33 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 46 4 284 9| 7.9 0.0 7.9| 20.7 0.0 20.7 41.4 0.93| 8.4 7.8 1000 48 6 298 8| 4.0 0.0 4.0| 23.6 -2.6 21.0 21.0 0.62| 6.2 3.9 1500 54 7 300 7| 3.0 0.0 3.0| 25.6 -4.0 21.6 14.4 0.55| 5.1 2.8 2000 57 8 306 6| 2.3 0.9 3.2| 29.8 -4.0 25.8 12.9 0.63| 4.7 2.9 2500 58 9 318 6| 1.8 1.4 3.2| 33.9 -4.0 29.9 12.0 0.64| 4.5 2.9 3000 58 10 331 6| 1.5 1.5 3.0| 35.4 -4.0 31.4 10.5 0.63| 4.0 2.5 4000 58 12 349 6| 1.1 1.2 2.3| 35.4 -4.1 31.3 7.8 0.60| 3.1 1.9 5000 58 13 0 7| 0.9 1.1 2.0| 35.4 -4.4 31.0 6.2 0.57| 2.6 1.5 6000 57 15 11 8| 1.6 0.9 2.5| 54.4 -4.4 50.0 8.3 0.55| 3.0 1.7 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251012.12.gif