UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 20 OCT 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 1018 75 6.8 -3.2 49 10.0 2.7 310 3 278.5 279.0 275.0 286.8 2.96 1 1000 221 4.8 -5.2 48 10.0 1.0 325 7 278.0 278.4 274.1 285.2 2.59 2 925 849 -1.3 -8.3 59 7.0 -3.7 290 7 278.0 278.4 273.6 284.2 2.21 3 864 1388 -6.3 -10.8 70 4.5 -7.7 294 18 278.2 278.6 273.3 283.8 1.94 4 862 1406 -6.3 -10.8 70 4.5 -7.7 294 19 278.4 278.8 273.4 284.0 1.94 5 850 1516 -4.1 -11.1 58 7.0 -6.3 295 21 281.9 282.2 275.3 287.4 1.92 6 846 1553 -3.7 -13.7 46 10.0 -6.7 295 21 282.7 282.9 275.2 287.2 1.57 7 834 1666 -4.1 -23.1 21 19.0 -8.5 295 22 283.4 283.5 274.3 285.6 0.71 8 771 2282 -5.9 -35.9 7 30.0 -10.9 295 25 287.9 287.9 276.0 288.6 0.23 9 764 2354 -6.1 -36.1 7 30.0 -11.1 295 25 288.4 288.5 276.2 289.2 0.23 10 706 2966 -10.3 -23.3 34 13.0 -13.2 295 29 290.4 290.5 278.1 293.0 0.83 11 700 3032 -10.5 -23.5 34 13.0 -13.4 295 29 290.9 291.0 278.3 293.4 0.82 12 500 5540 -27.5 -41.5 25 14.0 -28.8 300 33 299.5 299.5 281.4 300.2 0.20 13 461 6117 -31.1 -46.1 21 15.0 -32.2 298 34 302.1 302.1 282.4 302.5 0.13 14 445 6364 -33.3 -48.3 21 15.0 -34.3 297 35 302.3 302.4 282.5 302.7 0.11 15 400 7100 -39.3 -52.3 24 13.0 -39.9 295 36 303.9 303.9 283.1 304.2 0.08 16 344 8116 -47.1 -59.1 24 12.0 -47.4 295 42 306.7 306.7 284.1 306.9 0.04 17 300 9010 -53.3 -65.3 22 12.0 -53.5 295 48 310.2 310.2 285.4 310.3 0.02 18 286 9318 -54.9 -66.9 21 12.0 -55.1 295 50 312.2 312.2 286.1 312.3 0.02 19 276 9547 -55.7 -67.7 21 12.0 -55.8 295 52 314.2 314.2 286.8 314.3 0.02 20 258 9978 -55.6 -67.6 21 12.0 -55.7 290 66 320.6 320.6 288.9 320.6 0.02 21 250 10180 -55.5 -67.5 21 12.0 -55.6 295 62 323.6 323.6 289.9 323.6 0.02 22 235 10574 -56.9 -68.9 21 12.0 -57.1 292 58 327.2 327.2 290.9 327.3 0.02 23 200 11600 -56.3 -68.3 21 12.0 -56.5 285 46 343.6 343.6 295.2 343.7 0.02 24 150 13420 -56.9 -70.9 15 14.0 -57.2 270 36 372.0 372.0 300.9 372.1 0.02 25 124 14625 -56.1 -72.1 12 16.0 -56.5 270 30 394.3 394.3 304.4 394.4 0.02 26 105 15673 -58.7 -74.7 11 16.0 -59.0 270 25 408.6 408.6 306.3 408.6 0.01 27 102 15855 -57.7 -73.7 11 16.0 -58.0 270 24 413.9 413.9 307.0 414.0 0.02 28 101 15917 -58.1 -74.1 11 16.0 -58.5 270 23 414.3 414.3 307.0 414.4 0.02 29 100 15980 -57.9 -73.9 11 16.0 -58.2 270 23 415.9 415.9 307.2 415.9 0.02 30 84 17077 -58.7 -75.7 9 17.0 -59.1 275 22 435.5 435.5 309.4 435.6 0.02 31 70 18220 -59.3 -76.3 9 17.0 -59.7 280 21 457.5 457.5 311.5 457.6 0.02 32 52 20085 -61.1 -79.1 8 18.0 -61.6 271 17 493.9 493.9 314.5 494.0 0.01 33 50 20330 -59.9 -77.9 8 18.0 -60.4 270 17 502.3 502.3 315.1 502.4 0.02 34 43 21276 -57.7 -76.7 7 19.0 -58.5 271 18 529.9 529.9 316.9 530.0 0.03 35 30 23530 -60.9 -79.9 6 19.0 -61.7 275 21 578.6 578.6 319.6 578.8 0.02 36 26 24420 -61.7 -80.7 6 19.0 -62.5 270 16 600.5 600.5 320.6 600.7 0.02 37 24 24920 -58.9 -78.9 6 20.0 -60.1 267 13 622.6 622.6 321.6 622.8 0.03 38 21 25756 -60.7 -80.7 6 20.0 -61.8 262 9 641.4 641.4 322.3 641.6 0.03 39 20 26060 -60.9 -80.9 5 20.0 -62.0 260 7 649.8 649.8 322.7 650.0 0.03 40 17 27081 -56.5 -77.5 5 21.0 -58.6 694.8 694.8 324.3 695.3 0.06 41 14 28310 -57.7 -78.7 5 21.0 -59.9 730.4 730.4 325.4 730.9 0.06 TRP 276 9547 -55.7 -67.7 21 12.0 -55.8 295 52 314.2 314.2 286.8 314.3 0.02 WND 258 9978 -55.6 -67.6 21 12.0 -55.7 290 66 320.6 320.6 288.9 320.6 0.02 Sounding variables and indices 1000-500 mb thick: 5319.00 m Freezing level: 940.98 mb = 715.16 m = 2346.31 ft Wetbulb zero: 984.49 mb = 346.92 m = 1138.17 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 34.04 % Est. max temperature: 6.50 C = 43.70 F Sfc-Lift cond lev (LCL): 872.72 mb = 1308.45 m = 4292.75 ft T: -5.56 C 700-500 lapse rate: 6.78 C/km ThetaE index: 3.04 C Layer 1000.0- 862.0 mb Conv cond level (CCL): 699.22 mb = 3040.32 m = 9974.69 ft Mean mixing ratio: 2.45 g/kg Conv temperature: 19.23 C = 66.61 F Cap Strength: 8.58 C Lifted Index: 12.62 C Risk: None Lifted Index @300 mb: 17.99 C Lifted Index @700 mb: 8.58 C Showalter Index: 10.68 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 16.40 C K Index: -0.70 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 2.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.09 J/kg Max Up Vert Vel: 1.48 m/s Conv Inhibition (B-): 59447.97 J/kg Cap Strength: 12.49 C Lift Cond Lev (LCL): 845.69 mb = 1556.10 m = 5105.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 19 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 1018 75 310 3 2.3 -1.9 | 151 16 -7.8 13.8 1 1000 221 325 7 4.0 -5.7 | 149 12 -6.1 10.0 2 925 849 290 7 6.6 -2.4 | 165 14 -3.5 13.3 3 850 1516 295 21 19.0 -8.9 | 233 11 8.9 6.9 4 700 3032 295 29 26.3 -12.3 | 258 17 16.2 3.5 5 500 5540 300 33 28.6 -16.5 | 272 19 18.5 -0.8 6 400 7100 295 36 32.6 -15.2 | 269 23 22.5 0.5 7 300 9010 295 48 43.5 -20.3 | 278 34 33.4 -4.6 8 276 9547 295 52 47.1 -22.0 | 280 38 37.0 -6.3 9 258 9978 290 66 62.0 -22.6 | 278 52 51.9 -6.8 10 250 10180 295 62 56.2 -26.2 | 283 47 46.1 -10.5 11 200 11600 285 46 44.4 -11.9 | 264 35 34.3 3.8 12 150 13420 270 36 36.0 -0.0 | 239 30 25.9 15.7 13 100 15980 270 23 23.0 -0.0 | 219 20 12.9 15.7 14 70 18220 280 21 20.7 -3.6 | 221 16 10.6 12.1 15 50 20330 270 17 17.0 -0.0 | 204 17 6.9 15.7 16 30 23530 275 21 20.9 -1.8 | 218 18 10.8 13.9 17 20 26060 260 7 6.9 1.2 | 169 17 -3.2 16.9 Wind Parameters Mean winds (0-6000m): 297.3 at 24.9 knts Storm direction: 327.3 at 18.7 knts Shear (0-3000m) pos: 2.1 neg: 2.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 107.6 deg Storm rel helicity (0-3000m) pos: 71.4 neg: -0.1 tot: 71.3 m^2/s^2 ave: 23.8 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 47.60 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 ------------------------------------------------------------------------------- 500 316 6 153 12| 0.0 4.1 4.1| 6.1 -0.1 5.9 11.9 0.30| 6.3 1.9 1000 304 7 161 12| 0.0 4.6 4.6| 24.1 -0.1 23.9 23.9 0.58| 6.4 3.7 1500 299 10 175 11| 3.3 3.1 6.4| 50.7 -0.1 50.6 33.7 0.75| 7.6 5.7 2000 297 13 191 10| 2.5 3.0 5.4| 57.7 -0.1 57.6 28.8 0.76| 6.4 4.8 2500 296 16 205 10| 2.0 2.9 4.9| 64.7 -0.1 64.6 25.8 0.76| 5.6 4.3 3000 296 18 218 10| 2.1 2.4 4.5| 71.4 -0.1 71.3 23.8 0.75| 5.1 3.8 4000 296 21 233 11| 1.8 1.8 3.6| 79.3 -0.1 79.2 19.8 0.76| 4.1 3.1 5000 297 23 243 12| 1.6 1.5 3.0| 87.5 -0.1 87.4 17.5 0.77| 3.5 2.7 6000 297 25 250 13| 1.4 1.3 2.7| 91.4 -2.1 89.2 14.9 0.73| 3.1 2.3 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251020.12.gif