UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for U2845... Searching the city database file for: U2845 ... Date:0000Z 14 OCT 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 81 20 5 SFC 995 122 2.2 1.3 94 0.9 1.8 20 5 275.7 276.5 275.2 287.2 4.22 2 989 170 0.8 -1.8 83 2.6 -0.2 23 6 274.8 275.4 273.5 284.1 3.38 3 925 705 -2.3 -4.5 85 2.2 -3.1 60 17 277.0 277.5 274.1 285.2 2.96 4 904 887 -3.5 -5.8 84 2.3 -4.3 63 16 277.5 278.0 274.1 285.2 2.74 5 872 1173 -2.1 -3.9 87 1.8 -2.8 67 14 281.9 282.4 277.2 291.1 3.28 6 850 1376 -3.3 -5.2 87 1.9 -4.0 70 13 282.7 283.2 277.3 291.4 3.05 7 700 2890 -11.1 -13.7 81 2.6 -11.9 80 27 290.2 290.5 279.5 295.9 1.89 8 685 3056 -12.1 -14.7 81 2.6 -12.8 80 28 290.9 291.2 279.7 296.3 1.78 9 509 5253 -28.9 -31.9 75 3.0 -29.3 75 39 296.3 296.4 280.4 298.0 0.52 10 500 5380 -29.9 -33.1 74 3.2 -30.3 75 40 296.6 296.7 280.5 298.1 0.47 11 487 5568 -30.3 -33.6 73 3.3 -30.7 74 40 298.3 298.4 281.3 299.9 0.46 12 400 6940 -41.5 -45.3 67 3.8 -41.7 70 36 301.1 301.1 282.0 301.6 0.17 13 365 7551 -46.5 -50.0 67 3.5 -46.6 70 38 302.4 302.4 282.5 302.8 0.11 14 322 8370 -51.5 -54.8 68 3.3 -51.6 70 40 306.5 306.5 284.1 306.8 0.07 15 300 8830 -49.3 -53.1 64 3.8 -49.4 80 36 315.9 315.9 287.5 316.2 0.09 16 280 9284 -50.1 -54.1 63 4.0 -50.3 78 34 321.0 321.0 289.2 321.3 0.09 17 260 9777 -45.3 -49.8 60 4.5 -45.6 76 32 334.9 335.0 293.2 335.6 0.16 18 250 10040 -45.1 -49.9 58 4.8 -45.4 75 31 339.0 339.0 294.2 339.7 0.16 19 200 11530 -44.7 -52.7 40 8.0 -45.2 80 27 362.0 362.0 299.2 362.6 0.14 20 161 12973 -46.9 -56.9 31 10.0 -47.5 72 24 381.4 381.5 302.6 382.0 0.11 21 150 13440 -48.7 -58.7 30 10.0 -49.2 70 23 386.2 386.2 303.3 386.6 0.09 22 126 14574 -52.1 -63.1 25 11.0 -52.5 59 18 399.7 399.8 305.2 400.1 0.06 23 100 16060 -54.3 -66.3 22 12.0 -54.8 45 11 422.8 422.8 308.1 423.1 0.05 24 72 18143 -59.1 -71.1 20 12.0 -59.5 36 5 454.3 454.3 311.3 454.5 0.04 25 70 18320 -58.9 -70.9 20 12.0 -59.3 35 5 458.4 458.4 311.7 458.6 0.04 26 50 20430 -58.9 -70.9 20 12.0 -59.5 25 9 504.7 504.7 315.3 505.0 0.05 27 48 20685 -58.7 -70.7 20 12.0 -59.3 25 9 511.1 511.1 315.7 511.4 0.06 28 30 23600 -62.3 -74.3 19 12.0 -62.9 20 3 574.8 574.8 319.4 575.2 0.05 29 26 24481 -63.3 -75.3 18 12.0 -63.9 13 6 596.0 596.0 320.5 596.4 0.05 30 20 26100 -61.5 -73.5 19 12.0 -62.4 360 11 647.9 648.0 322.6 648.7 0.09 31 19 26418 -61.5 -73.5 19 12.0 -62.4 657.5 657.5 323.0 658.3 0.10 TRP 322 8370 -51.5 -54.8 68 3.3 -51.6 70 40 306.5 306.5 284.1 306.8 0.07 WND Sounding variables and indices 1000-500 mb thick: 5299.00 m Freezing level: 972.48 mb = 308.25 m = 1011.31 ft Wetbulb zero: 989.64 mb = 165.06 m = 541.52 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 81.31 % Est. max temperature: 9.36 C = 48.85 F Sfc-Lift cond lev (LCL): 981.22 mb = 233.39 m = 765.71 ft T: 0.43 C 700-500 lapse rate: 7.55 C/km ThetaE index: 3.16 C Layer 989.0- 925.0 mb Conv cond level (CCL): 798.14 mb = 1866.85 m = 6124.76 ft Mean mixing ratio: 3.10 g/kg Conv temperature: 11.57 C = 52.82 F Cap Strength: 10.05 C Lifted Index: 10.16 C Risk: None Lifted Index @300 mb: 21.93 C Lifted Index @700 mb: 7.98 C Showalter Index: 5.30 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 24.70 C K Index: 18.80 Risk: < 20 % chance of thunderstorms Sweat Index: 112.00 Risk: None Energy Index: 1.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.08 J/kg Max Up Vert Vel: 4.71 m/s Conv Inhibition (B-): 55156.33 J/kg Cap Strength: 10.16 C Lift Cond Lev (LCL): 910.57 mb = 829.69 m = 2722.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 105 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 ---------------------------------------------------------- 0 995 122 20 5 -1.7 -4.7 | 299 20 17.7 -9.8 1 925 705 60 17 -14.7 -8.5 | 341 14 4.7 -13.6 2 850 1376 70 13 -12.2 -4.4 | 323 12 7.2 -9.5 3 700 2890 80 27 -26.6 -4.7 | 36 12 -7.1 -9.8 4 500 5380 75 40 -38.6 -10.4 | 51 25 -19.2 -15.5 5 400 6940 70 36 -33.8 -12.3 | 40 23 -14.4 -17.4 6 322 8370 70 40 -37.6 -13.7 | 44 26 -18.1 -18.8 7 300 8830 80 36 -35.5 -6.3 | 55 20 -16.0 -11.4 8 250 10040 75 31 -29.9 -8.0 | 39 17 -10.5 -13.1 9 200 11530 80 27 -26.6 -4.7 | 36 12 -7.1 -9.8 10 150 13440 70 23 -21.6 -7.9 | 9 13 -2.2 -13.0 11 100 16060 45 11 -7.8 -7.8 | 318 17 11.7 -12.9 12 70 18320 35 5 -2.9 -4.1 | 299 19 16.6 -9.2 13 50 20430 25 9 -3.8 -8.2 | 310 21 15.6 -13.3 14 30 23600 20 3 -1.0 -2.8 | 293 20 18.4 -7.9 15 20 26100 360 11 -0.0 -11.0 | 310 25 19.4 -16.1 Wind Parameters Mean winds (0-6000m): 74.7 at 26.8 knts Storm direction: 104.7 at 20.1 knts Shear (0-3000m) pos: 4.5 neg: 0.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 100.1 deg Storm rel helicity (0-3000m) pos: 101.9 neg: -12.3 tot: 89.6 m^2/s^2 ave: 29.9 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.25 Bulk Shear: 43.74 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 49 10 315 17| 11.8 0.0 11.8| 53.6 0.0 53.6 107.2 0.92| 12.4 11.3 1000 57 13 325 15| 6.0 0.0 6.0| 61.0 -8.1 52.9 52.9 0.61| 8.9 5.5 1500 61 13 326 14| 4.4 0.0 4.4| 66.3 -12.3 54.0 36.0 0.53| 7.1 3.8 2000 65 14 330 13| 4.5 0.0 4.5| 79.3 -12.3 67.0 33.5 0.62| 6.6 4.0 2500 69 16 337 12| 4.6 0.0 4.6| 92.4 -12.3 80.1 32.0 0.67| 6.2 4.2 3000 72 18 346 11| 4.5 0.0 4.5|101.9 -12.3 89.6 29.9 0.69| 5.9 4.0 4000 74 21 4 11| 3.3 0.7 4.0|110.5 -12.3 98.2 24.5 0.65| 5.1 3.3 5000 75 24 19 12| 2.7 1.1 3.8|117.5 -12.3 105.2 21.0 0.60| 4.6 2.8 6000 75 27 28 14| 2.2 0.9 3.1|118.6 -26.5 92.1 15.3 0.51| 4.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251014.00.gif