UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 29 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 1010 73 8.2 -0.8 53 9.0 4.2 210 3 280.6 281.2 276.9 290.5 3.57 1 1000 155 7.6 -2.4 49 10.0 3.4 205 11 280.8 281.3 276.5 289.7 3.20 2 975 363 6.4 -2.6 53 9.0 2.6 213 14 281.6 282.1 277.0 290.7 3.23 3 958 507 7.8 -0.2 57 8.0 4.2 219 17 284.4 285.1 279.3 295.6 3.93 4 944 629 7.6 -2.4 49 10.0 3.2 223 18 285.4 286.0 279.1 295.1 3.39 5 928 769 8.0 2.0 66 6.0 5.1 229 21 287.2 288.1 281.7 300.8 4.76 6 925 796 7.8 2.8 71 5.0 5.4 230 21 287.3 288.2 282.0 301.6 5.06 7 917 868 7.4 4.4 81 3.0 5.9 232 21 287.6 288.6 282.9 303.8 5.72 8 878 1224 4.8 3.1 89 1.7 3.9 242 23 288.5 289.4 283.0 304.0 5.45 9 877 1234 4.8 3.1 89 1.7 3.9 243 24 288.6 289.5 283.0 304.1 5.45 10 850 1489 4.2 -0.8 70 5.0 1.9 250 25 290.5 291.3 282.5 302.8 4.24 11 824 1741 3.0 -6.0 52 9.0 -0.7 251 26 291.9 292.4 281.6 300.6 2.96 12 700 3044 -4.5 -6.4 87 1.9 -5.3 255 29 297.5 298.1 284.4 307.7 3.38 13 678 3295 -4.9 -6.2 91 1.3 -5.4 255 30 299.8 300.4 285.5 310.5 3.55 14 677 3307 -4.9 -6.2 91 1.3 -5.4 255 30 299.9 300.6 285.5 310.7 3.55 15 622 3967 -9.3 -11.2 86 1.9 -10.0 257 32 302.2 302.7 285.4 310.3 2.61 16 575 4568 -14.9 -16.5 88 1.6 -15.4 258 34 302.5 302.9 284.7 308.3 1.83 17 569 4647 -15.7 -17.9 83 2.2 -16.3 258 35 302.5 302.8 284.5 307.7 1.64 18 561 4754 -13.1 -18.1 66 5.0 -14.5 258 35 306.8 307.1 286.1 312.1 1.64 19 547 4947 -11.7 -26.7 28 15.0 -15.2 259 36 310.7 310.8 286.5 313.4 0.79 20 544 4989 -11.9 -29.9 21 18.0 -15.7 259 36 310.9 311.1 286.4 313.0 0.59 21 533 5146 -12.5 -38.5 9 26.0 -16.9 259 36 312.0 312.1 286.4 313.0 0.26 22 500 5630 -16.3 -44.3 7 28.0 -20.0 260 38 313.2 313.2 286.6 313.7 0.15 23 400 7260 -31.1 -45.1 24 14.0 -32.3 250 31 314.6 314.6 287.2 315.2 0.17 24 386 7511 -32.5 -46.5 24 14.0 -33.6 251 32 316.0 316.0 287.6 316.5 0.15 25 300 9230 -47.5 -59.5 24 12.0 -47.9 260 38 318.4 318.4 288.3 318.6 0.04 26 250 10410 -57.5 -65.5 35 8.0 -57.6 265 48 320.6 320.6 288.9 320.7 0.02 27 225 11069 -62.9 -70.9 33 8.0 -63.0 270 52 322.1 322.1 289.4 322.2 0.01 28 206 11608 -66.9 -73.9 37 7.0 -67.0 275 56 324.1 324.1 290.0 324.1 0.01 29 203 11698 -63.3 -71.3 33 8.0 -63.4 273 56 331.1 331.1 292.0 331.2 0.01 30 200 11790 -61.5 -69.5 34 8.0 -61.6 270 56 335.4 335.4 293.2 335.4 0.02 31 187 12201 -64.2 -71.4 37 7.2 -64.3 270 60 337.5 337.5 293.7 337.5 0.01 32 184 12299 -64.9 -71.9 37 7.0 -65.0 270 59 337.9 337.9 293.8 338.0 0.01 33 168 12854 -61.7 -68.7 39 7.0 -61.8 268 56 352.2 352.2 297.1 352.3 0.02 34 150 13550 -62.7 -69.7 38 7.0 -62.8 265 52 362.1 362.1 299.1 362.2 0.02 35 118 15040 -61.9 -69.9 34 8.0 -62.0 274 46 389.3 389.3 303.7 389.4 0.03 36 114 15255 -61.1 -69.1 34 8.0 -61.3 275 45 394.6 394.6 304.5 394.8 0.03 37 113 15310 -61.5 -69.5 34 8.0 -61.6 275 45 394.9 394.9 304.5 395.0 0.03 38 112 15365 -61.5 -69.5 34 8.0 -61.7 276 45 395.9 395.9 304.6 396.0 0.03 39 110 15477 -61.3 -69.3 34 8.0 -61.4 276 44 398.3 398.3 305.0 398.4 0.03 40 109 15534 -61.3 -69.3 34 8.0 -61.4 277 44 399.3 399.3 305.1 399.5 0.03 41 108 15592 -61.3 -69.3 34 8.0 -61.4 277 44 400.4 400.4 305.3 400.5 0.03 42 106 15708 -61.7 -69.7 34 8.0 -61.9 278 43 401.8 401.8 305.5 401.9 0.03 43 104 15826 -61.5 -69.5 34 8.0 -61.7 279 43 404.3 404.3 305.8 404.5 0.03 44 100 16070 -62.5 -70.5 33 8.0 -62.6 280 42 407.0 407.0 306.2 407.1 0.03 45 70 18270 -61.9 -71.9 25 10.0 -62.1 285 38 452.0 452.0 311.1 452.1 0.03 46 69 18359 -61.9 -71.9 25 10.0 -62.1 285 38 453.8 453.8 311.3 454.0 0.03 47 50 20330 -64.5 -74.5 24 10.0 -64.8 275 46 491.5 491.5 314.4 491.7 0.03 48 32 23040 -67.1 -78.1 20 11.0 -67.4 275 46 551.4 551.5 318.2 551.6 0.03 49 30 23430 -66.9 -78.9 17 12.0 -67.2 275 46 562.3 562.3 318.8 562.4 0.03 50 25 24538 -63.7 -75.7 18 12.0 -64.3 277 50 601.5 601.6 320.7 601.9 0.05 51 20 25900 -65.5 -77.5 17 12.0 -66.1 280 54 635.7 635.7 322.2 636.1 0.05 52 19 26211 -65.9 -77.9 17 12.0 -66.5 279 56 643.8 643.8 322.4 644.2 0.05 53 13 28548 -59.7 -73.7 15 14.0 -61.4 271 72 739.1 739.2 325.7 740.4 0.14 54 11 29585 -62.3 -76.3 14 14.0 -63.8 267 79 765.8 765.9 326.4 766.9 0.11 55 10 30180 -57.7 -72.7 13 15.0 -60.2 265 83 804.2 804.3 327.4 806.2 0.21 56 9.4 30571 -57.3 -72.3 13 15.0 -60.0 820.0 820.2 327.8 822.4 0.23 TRP 206 11608 -66.9 -73.9 37 7.0 -67.0 275 56 324.1 324.1 290.0 324.1 0.01 WND 187 12201 -64.2 -71.4 37 7.2 -64.3 270 60 337.5 337.5 293.7 337.5 0.01 Sounding variables and indices 1000-500 mb thick: 5475.00 m Freezing level: 774.40 mb = 2262.29 m = 7422.13 ft Wetbulb zero: 830.89 mb = 1673.55 m = 5490.59 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 65.69 % Est. max temperature: 17.49 C = 63.47 F Sfc-Lift cond lev (LCL): 879.83 mb = 1207.35 m = 3961.09 ft T: 4.92 C 700-500 lapse rate: 4.56 C/km ThetaE index: 3.48 C Layer 850.0- 700.0 mb Conv cond level (CCL): 676.14 mb = 3316.59 m = 10881.08 ft Mean mixing ratio: 3.91 g/kg Conv temperature: 27.65 C = 81.77 F Cap Strength: 16.02 C Lifted Index: 16.20 C Risk: None Lifted Index @300 mb: 16.64 C Lifted Index @700 mb: 7.87 C Showalter Index: 10.69 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 15.50 C K Index: 17.80 Risk: < 20 % chance of thunderstorms Sweat Index: 134.71 Risk: None Energy Index: 2.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.00 J/kg Max Up Vert Vel: 8.37 m/s Conv Inhibition (B-): 59512.22 J/kg Cap Strength: 16.19 C Lift Cond Lev (LCL): 851.88 mb = 1470.97 m = 4825.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 22 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 1010 73 210 3 1.5 2.6 | 111 21 -19.5 7.5 1 1000 155 205 11 4.6 10.0 | 132 22 -16.4 14.9 2 925 796 230 21 16.1 13.5 | 165 19 -4.9 18.4 3 850 1489 250 25 23.5 8.6 | 190 14 2.5 13.4 4 700 3044 255 29 28.0 7.5 | 209 14 7.0 12.4 5 500 5630 260 38 37.4 6.6 | 235 20 16.4 11.5 6 400 7260 250 31 29.1 10.6 | 208 17 8.1 15.5 7 300 9230 260 38 37.4 6.6 | 235 20 16.4 11.5 8 250 10410 265 48 47.8 4.2 | 251 28 26.8 9.1 9 206 11608 275 56 55.8 -4.9 | 270 35 34.8 0.0 10 200 11790 270 56 56.0 -0.0 | 262 35 35.0 4.9 11 187 12201 270 60 60.0 -0.0 | 263 39 39.0 4.9 12 150 13550 265 52 51.8 4.5 | 253 32 30.8 9.4 13 100 16070 280 42 41.4 -7.3 | 277 20 20.3 -2.4 14 70 18270 285 38 36.7 -9.8 | 288 16 15.7 -4.9 15 50 20330 275 46 45.8 -4.0 | 268 25 24.8 0.9 16 30 23430 275 46 45.8 -4.0 | 268 25 24.8 0.9 17 20 25900 280 54 53.2 -9.4 | 278 32 32.2 -4.5 18 10 30180 265 83 82.7 7.2 | 259 63 61.7 12.1 Wind Parameters Mean winds (0-6000m): 253.1 at 28.8 knts Storm direction: 283.1 at 21.6 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 98.8 deg Storm rel helicity (0-3000m) pos: 157.1 neg: 0.0 tot: 157.1 m^2/s^2 ave: 52.4 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.64 Bulk Shear: 54.73 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 ------------------------------------------------------------------------------- 500 214 13 139 21| 15.0 0.0 15.0| 86.2 0.0 86.2 172.5 0.98| 16.2 15.9 1000 225 17 152 19| 10.3 0.0 10.3|121.9 0.0 121.9 121.9 0.95| 12.2 11.6 1500 234 19 161 17| 7.9 0.0 7.9|140.7 0.0 140.7 93.8 0.92| 10.1 9.3 2000 239 21 169 16| 6.3 0.0 6.3|146.1 0.0 146.1 73.0 0.93| 8.0 7.4 2500 243 22 175 15| 5.3 0.0 5.3|151.5 0.0 151.5 60.6 0.93| 6.7 6.2 3000 245 23 180 15| 4.6 0.0 4.6|157.1 0.0 157.1 52.4 0.93| 5.8 5.4 4000 249 25 189 14| 3.9 0.0 3.9|169.3 0.0 169.3 42.3 0.92| 4.8 4.5 5000 251 27 198 14| 3.5 0.0 3.5|182.3 0.0 182.3 36.5 0.91| 4.2 3.9 6000 253 29 206 15| 3.1 0.2 3.3|189.1 -11.8 177.3 29.6 0.80| 3.9 3.1 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251029.12.gif