UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 13 OCT 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1007 168 3.0 -5.0 56 8.0 0.0 100 3 275.6 276.0 272.8 282.8 2.61 1 1005 184 3.4 -6.6 48 10.0 -0.2 99 5 276.2 276.5 272.7 282.6 2.32 2 1000 224 2.8 -7.2 48 10.0 -0.7 95 9 276.0 276.3 272.4 282.2 2.22 3 933 779 -1.7 -7.7 64 6.0 -3.7 148 13 276.9 277.3 273.1 283.3 2.29 4 925 848 0.0 -7.0 59 7.0 -2.5 155 13 279.3 279.7 274.7 286.2 2.44 5 916 927 1.4 -6.6 55 8.0 -1.6 160 13 281.5 282.0 276.0 288.8 2.54 6 850 1527 -0.7 -4.6 75 3.9 -2.3 200 13 285.4 286.0 278.9 294.6 3.19 7 772 2293 -2.9 230 13 291.0 8 700 3062 -7.3 -7.3 100 0.0 -7.3 260 13 294.4 295.0 282.9 303.8 3.15 9 662 3496 -9.5 -9.5 100 0.0 -9.5 262 16 296.7 297.2 283.5 305.2 2.81 10 500 5610 -23.7 -23.7 100 0.0 -23.7 275 29 304.1 304.4 284.5 307.8 1.13 11 441 6514 -29.9 -30.0 99 0.1 -29.9 278 35 307.4 307.6 285.2 309.8 0.72 12 400 7200 -35.9 -36.6 93 0.7 -36.0 280 40 308.3 308.4 285.2 309.8 0.42 13 363 7864 -41.7 -43.0 87 1.3 -41.8 287 49 309.3 309.3 285.4 310.1 0.24 14 300 9130 -50.1 -52.5 76 2.4 -50.2 300 66 314.7 314.8 287.1 315.1 0.10 15 288 9397 -51.4 -53.9 74 2.6 -51.4 300 73 316.6 316.7 287.8 317.0 0.09 16 255 10183 -55.1 -58.1 69 3.0 -55.2 305 69 322.3 322.3 289.5 322.6 0.06 17 250 10310 -54.9 -57.9 69 3.0 -55.0 300 66 324.4 324.5 290.2 324.7 0.06 18 200 11730 -54.3 -57.3 69 3.0 -54.4 295 48 346.8 346.8 296.0 347.1 0.08 19 195 11893 -53.5 -56.5 70 3.0 -53.6 295 47 350.6 350.6 296.8 351.0 0.09 20 150 13570 -56.3 -59.7 65 3.4 -56.4 290 33 373.1 373.1 301.2 373.5 0.08 21 100 16120 -59.3 -64.3 52 5.0 -59.5 285 33 413.2 413.2 306.9 413.5 0.07 22 70 18340 -60.5 -68.5 34 8.0 -60.7 290 25 455.0 455.0 311.3 455.3 0.05 23 50 20440 -62.1 -72.1 25 10.0 -62.4 290 33 497.1 497.2 314.8 497.4 0.05 24 43 21367 -63.1 -75.1 18 12.0 -63.5 287 32 516.6 516.6 316.1 516.8 0.03 25 33 23001 -60.7 -76.7 10 16.0 -61.4 282 31 563.6 563.6 318.8 563.8 0.03 26 30 23590 -62.9 -81.9 6 19.0 -63.5 280 31 573.2 573.2 319.3 573.3 0.02 27 26 24480 -59.3 -83.3 3 24.0 -60.4 280 30 607.3 607.3 320.9 607.4 0.01 28 24 24979 -61.3 -91.3 1 30.0 -62.3 280 30 615.6 615.6 321.3 615.6 0.00 29 20 26120 -57.9 -88.9 1 31.0 -59.6 280 29 658.9 658.9 323.0 659.0 0.01 30 16 27530 -56.7 -87.7 1 31.0 -58.9 269 30 706.3 706.3 324.6 706.4 0.01 31 15 27944 -50.9 -83.9 1 33.0 -54.8 265 30 738.7 738.7 325.6 738.9 0.02 32 10 30610 -46.3 -80.3 1 34.0 -53.4 245 31 846.7 846.8 328.3 847.3 0.06 33 7.6 32462 -39.1 -76.1 1 37.0 -51.1 944.9 945.0 330.3 946.8 0.16 TRP 255 10183 -55.1 -58.1 69 3.0 -55.2 305 69 322.3 322.3 289.5 322.6 0.06 WND 288 9397 -51.4 -53.9 74 2.6 -51.4 300 73 316.6 316.7 287.8 317.0 0.09 Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 958.31 mb = 569.57 m = 1868.66 ft Freezing level: 925.00 mb = 848.00 m = 2782.12 ft Freezing level: 872.00 mb = 1326.87 m = 4353.19 ft Wetbulb zero: 1006.83 mb = 168.95 m = 554.31 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 86.56 % Est. max temperature: 12.40 C = 54.33 F Sfc-Lift cond lev (LCL): 889.29 mb = 1164.22 m = 3819.57 ft T: 0.57 C 700-500 lapse rate: 6.44 C/km ThetaE index: 0.68 C Layer 1005.0- 933.0 mb Conv cond level (CCL): 621.82 mb = 3967.68 m = 13017.16 ft Mean mixing ratio: 2.32 g/kg Conv temperature: 25.84 C = 78.51 F Cap Strength: 13.68 C Lifted Index: 17.15 C Risk: None Lifted Index @300 mb: 21.83 C Lifted Index @700 mb: 12.48 C Showalter Index: 9.15 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 19.10 C K Index: 18.40 Risk: < 20 % chance of thunderstorms Sweat Index: 55.00 Risk: None Energy Index: 2.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.42 J/kg Max Up Vert Vel: 6.70 m/s Conv Inhibition (B-): 63044.95 J/kg Cap Strength: 17.04 C Lift Cond Lev (LCL): 844.40 mb = 1579.61 m = 5182.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 13 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 1007 168 100 3 -3.0 0.5 | 105 16 -15.9 4.1 1 1000 224 95 9 -9.0 0.8 | 101 22 -21.9 4.4 2 925 848 155 13 -5.5 11.8 | 130 24 -18.4 15.4 3 850 1527 200 13 4.4 12.2 | 152 18 -8.5 15.8 4 700 3062 260 13 12.8 2.3 | 179 6 -0.1 5.9 5 500 5610 275 29 28.9 -2.5 | 266 16 16.0 1.1 6 400 7200 280 40 39.4 -6.9 | 277 27 26.5 -3.3 7 300 9130 300 66 57.2 -33.0 | 304 53 44.2 -29.4 8 288 9397 300 73 63.2 -36.5 | 303 60 50.3 -32.9 9 255 10183 305 69 56.5 -39.6 | 310 57 43.6 -36.0 10 250 10310 300 66 57.2 -33.0 | 304 53 44.2 -29.4 11 200 11730 295 48 43.5 -20.3 | 299 35 30.6 -16.7 12 150 13570 290 33 31.0 -11.3 | 293 20 18.1 -7.7 13 100 16120 285 33 31.9 -8.5 | 285 20 18.9 -4.9 14 70 18340 290 25 23.5 -8.6 | 295 12 10.6 -4.9 15 50 20440 290 33 31.0 -11.3 | 293 20 18.1 -7.7 16 30 23590 280 31 30.5 -5.4 | 276 18 17.6 -1.8 17 20 26120 280 29 28.6 -5.0 | 275 16 15.6 -1.4 18 10 30610 245 31 28.1 13.1 | 222 23 15.2 16.7 Wind Parameters Mean winds (0-6000m): 255.6 at 17.9 knts Storm direction: 285.6 at 13.4 knts Shear (0-3000m) pos: 2.8 neg: 0.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 138.6 neg: -2.7 tot: 135.9 m^2/s^2 ave: 45.3 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.25 Bulk Shear: 90.31 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 ------------------------------------------------------------------------------- 500 118 10 111 23| 9.9 0.0 9.9| 45.8 -2.7 43.1 86.1 0.49| 14.2 6.9 1000 143 11 123 23| 6.5 0.0 6.5| 95.8 -2.7 93.1 93.1 0.66| 11.6 7.6 1500 162 12 132 22| 4.8 0.0 4.8|120.6 -2.7 117.8 78.6 0.67| 10.0 6.7 2000 177 12 139 21| 3.8 0.0 3.8|130.5 -2.7 127.8 63.9 0.66| 8.6 5.7 2500 190 12 146 19| 3.2 0.0 3.2|135.9 -2.7 133.1 53.3 0.63| 7.8 4.9 3000 202 12 151 17| 2.8 0.0 2.8|138.6 -2.7 135.9 45.3 0.60| 7.2 4.3 4000 225 14 166 14| 2.9 0.0 2.9|149.1 -2.7 146.3 36.6 0.64| 6.3 4.0 5000 244 15 185 10| 3.0 0.0 3.0|161.7 -2.7 159.0 31.8 0.64| 5.7 3.7 6000 256 18 209 9| 3.1 0.0 3.1|175.3 -2.7 172.6 28.8 0.62| 5.4 3.3 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251013.12.gif