UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 27 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 1013 74 10.2 1.2 54 9.0 6.0 190 1 282.3 283.0 278.6 293.8 4.11 1 1000 181 9.2 1.2 57 8.0 5.5 205 9 282.4 283.1 278.6 294.0 4.17 2 944 658 8.6 0.6 57 8.0 4.8 260 16 286.4 287.2 280.7 298.5 4.23 3 925 826 7.6 0.6 61 7.0 4.3 280 19 287.1 287.8 281.1 299.4 4.32 4 850 1516 2.2 -3.8 64 6.0 -0.3 285 19 288.5 289.0 280.6 298.3 3.39 5 836 1650 1.0 -4.0 69 5.0 -1.1 282 19 288.6 289.2 280.6 298.4 3.40 6 812 1883 -0.5 -4.4 75 3.9 -2.1 277 19 289.4 290.0 281.0 299.3 3.39 7 736 2663 -4.9 -8.1 78 3.2 -6.1 259 18 292.8 293.3 281.8 301.2 2.82 8 716 2879 -5.5 -11.5 63 6.0 -7.5 254 17 294.5 294.9 281.8 301.2 2.21 9 705 3001 -4.5 -12.5 54 8.0 -7.2 251 17 296.9 297.3 282.7 303.3 2.07 10 700 3057 -4.9 -14.9 45 10.0 -8.1 250 17 297.1 297.4 282.3 302.4 1.72 11 626 3924 -10.1 -23.1 34 13.0 -13.3 262 16 300.8 300.9 283.0 303.8 0.95 12 567 4680 -14.3 -36.3 14 22.0 -17.9 272 16 304.5 304.5 283.6 305.5 0.30 13 548 4937 -15.5 -34.5 18 19.0 -18.7 275 16 306.0 306.1 284.3 307.3 0.37 14 501 5605 -20.9 -34.9 27 14.0 -23.0 285 15 307.4 307.5 284.8 308.7 0.39 15 500 5620 -20.9 -34.9 27 14.0 -23.0 285 15 307.6 307.6 284.9 308.9 0.39 16 446 6454 -26.9 -51.9 8 25.0 -28.8 298 18 310.2 310.2 285.5 310.5 0.07 17 411 7038 -31.3 -50.3 14 19.0 -32.6 307 20 311.9 311.9 286.1 312.2 0.09 18 400 7230 -32.9 -48.9 19 16.0 -34.0 310 21 312.2 312.3 286.2 312.6 0.11 19 318 8796 -46.1 -56.1 31 10.0 -46.4 322 24 315.1 315.1 287.2 315.3 0.06 20 300 9180 -49.3 -59.3 30 10.0 -49.6 325 25 315.9 315.9 287.4 316.0 0.04 21 286 9494 -52.1 -61.1 33 9.0 -52.3 328 25 316.2 316.2 287.5 316.3 0.04 22 250 10360 -58.5 -67.5 30 9.0 -58.6 335 25 319.1 319.1 288.5 319.2 0.02 23 210 11433 -65.3 -73.3 32 8.0 -65.4 310 27 324.8 324.8 290.2 324.8 0.01 24 203 11639 -63.7 -71.7 33 8.0 -63.8 303 24 330.5 330.5 291.9 330.5 0.01 25 200 11730 -61.5 -69.5 34 8.0 -61.6 300 23 335.4 335.4 293.2 335.4 0.02 26 175 12559 -60.3 -68.3 34 8.0 -60.4 298 24 350.4 350.4 296.7 350.5 0.02 27 150 13520 -59.5 -67.5 35 8.0 -59.6 295 25 367.6 367.6 300.1 367.7 0.03 28 100 16060 -60.9 -71.9 22 11.0 -61.1 320 29 410.1 410.1 306.5 410.2 0.02 29 86 16992 -64.3 -75.3 21 11.0 -64.5 305 31 421.3 421.3 307.9 421.4 0.02 30 81 17361 -61.5 -73.5 19 12.0 -61.7 299 31 434.3 434.3 309.3 434.4 0.02 31 72 18087 -64.5 -76.5 18 12.0 -64.7 288 33 442.8 442.8 310.1 442.9 0.02 32 70 18260 -64.1 -76.1 18 12.0 -64.3 285 33 447.3 447.3 310.6 447.3 0.02 33 50 20320 -61.7 -74.7 16 13.0 -62.1 285 40 498.1 498.1 314.8 498.3 0.03 34 49 20445 -61.7 -74.7 16 13.0 -62.1 285 40 501.0 501.0 315.0 501.2 0.03 35 44 21109 -63.9 -76.9 15 13.0 -64.3 285 42 511.3 511.3 315.7 511.4 0.02 36 37 22178 -61.1 -75.1 14 14.0 -61.7 285 45 544.4 544.4 317.8 544.7 0.04 37 32 23075 -63.9 -77.9 13 14.0 -64.4 285 47 560.0 560.0 318.6 560.2 0.03 38 30 23470 -64.3 -78.3 13 14.0 -64.8 285 48 569.3 569.4 319.2 569.5 0.03 39 28 23895 -61.9 -76.9 12 15.0 -62.6 284 52 587.4 587.4 320.0 587.6 0.04 40 22 25386 -62.7 -77.7 12 15.0 -63.5 281 67 626.9 626.9 321.8 627.3 0.04 41 20 25980 -58.5 -74.5 11 16.0 -59.9 280 73 657.1 657.1 323.0 657.7 0.08 42 18 26642 -59.1 -75.1 11 16.0 -60.5 675.3 675.3 323.6 676.0 0.08 TRP 210 11433 -65.3 -73.3 32 8.0 -65.4 310 27 324.8 324.8 290.2 324.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5439.00 m Freezing level: 820.00 mb = 1805.53 m = 5923.57 ft Wetbulb zero: 855.38 mb = 1464.55 m = 4804.90 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 47.91 % Est. max temperature: 16.13 C = 61.03 F Sfc-Lift cond lev (LCL): 883.22 mb = 1203.18 m = 3947.40 ft T: 4.65 C 700-500 lapse rate: 6.24 C/km ThetaE index: 1.11 C Layer 850.0- 836.0 mb Conv cond level (CCL): 785.43 mb = 2147.24 m = 7044.66 ft Mean mixing ratio: 4.21 g/kg Conv temperature: 18.48 C = 65.26 F Cap Strength: 10.13 C Lifted Index: 10.28 C Risk: None Lifted Index @300 mb: 13.55 C Lifted Index @700 mb: 6.39 C Showalter Index: 9.26 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 17.10 C K Index: 9.30 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 2.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.19 J/kg Max Up Vert Vel: 6.20 m/s Conv Inhibition (B-): 44403.40 J/kg Cap Strength: 10.13 C Lift Cond Lev (LCL): 852.90 mb = 1488.23 m = 4882.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 12 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 1013 74 190 1 0.2 1.0 | 124 13 -10.5 7.1 1 1000 181 205 9 3.8 8.2 | 154 16 -6.9 14.3 2 925 826 280 19 18.7 -3.3 | 250 9 8.0 2.8 3 850 1516 285 19 18.4 -4.9 | 261 8 7.7 1.2 4 700 3057 250 17 16.0 5.8 | 204 13 5.3 12.0 5 500 5620 285 15 14.5 -3.9 | 239 4 3.8 2.3 6 400 7230 310 21 16.1 -13.5 | 324 9 5.4 -7.4 7 300 9180 325 25 14.3 -20.5 | 346 15 3.7 -14.3 8 250 10360 335 25 10.6 -22.7 | 0 17 -0.1 -16.5 9 210 11433 310 27 20.7 -17.4 | 318 15 10.0 -11.2 10 200 11730 300 23 19.9 -11.5 | 300 11 9.2 -5.4 11 150 13520 295 25 22.7 -10.6 | 290 13 12.0 -4.4 12 100 16060 320 29 18.6 -22.2 | 334 18 8.0 -16.1 13 70 18260 285 33 31.9 -8.5 | 276 21 21.2 -2.4 14 50 20320 285 40 38.6 -10.4 | 279 28 28.0 -4.2 15 30 23470 285 48 46.4 -12.4 | 280 36 35.7 -6.3 16 20 25980 280 73 71.9 -12.7 | 276 62 61.2 -6.5 Wind Parameters Mean winds (0-6000m): 269.9 at 16.4 knts Storm direction: 299.9 at 12.3 knts Shear (0-3000m) pos: 3.3 neg: 1.8 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 79.9 deg Storm rel helicity (0-3000m) pos: 91.8 neg: -25.6 tot: 66.1 m^2/s^2 ave: 22.0 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.28 Bulk Shear: 14.94 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 ------------------------------------------------------------------------------- 500 231 11 169 13| 15.1 0.0 15.1| 65.8 0.0 65.8 131.6 0.93| 20.0 18.6 1000 264 14 205 8| 9.8 0.0 9.8| 89.9 0.0 89.9 89.9 0.93| 15.2 14.2 1500 273 16 224 7| 6.5 0.0 6.5| 91.8 -0.7 91.1 60.7 0.91| 10.6 9.6 2000 274 17 230 8| 4.9 1.0 5.9| 91.8 -8.5 83.3 41.6 0.71| 8.9 6.3 2500 273 17 229 8| 3.9 1.5 5.4| 91.8 -16.8 74.9 30.0 0.56| 7.9 4.4 3000 270 17 225 9| 3.3 1.8 5.1| 91.8 -25.6 66.1 22.0 0.45| 7.1 3.2 4000 267 17 221 9| 2.7 1.4 4.0| 98.0 -25.6 72.4 18.1 0.46| 5.9 2.7 5000 267 17 220 9| 2.3 1.1 3.3|101.8 -25.6 76.2 15.2 0.46| 5.1 2.3 6000 270 16 223 8| 2.1 0.9 3.0|106.3 -25.6 80.7 13.4 0.49| 4.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251027.12.gif