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 X1977... Searching the city database file for: X1977 ... Date:1200Z 27 OCT 25 Station: X1977 WMO ident: 31977 Latitude: 43.27 Longitude: 132.05 ------------------------------------------------------------------------------- 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 1005 91 2.4 -9.6 41 12.0 -1.6 315 5 275.2 275.5 271.3 280.3 1.83 1 1000 131 2.6 -9.4 41 12.0 -1.4 315 7 275.8 276.1 271.8 281.0 1.87 2 998 147 2.6 -9.4 41 12.0 -1.4 315 7 275.9 276.2 271.8 281.2 1.87 3 987 237 2.2 -10.8 38 13.0 -2.0 312 8 276.4 276.7 271.8 281.2 1.70 4 925 755 -2.7 -14.7 39 12.0 -6.0 300 15 276.5 276.8 271.4 280.3 1.32 5 850 1417 -9.1 -18.1 48 9.0 -11.2 295 19 276.6 276.8 271.0 279.8 1.08 6 763 2239 -16.9 -21.8 66 4.9 -17.8 306 28 276.9 277.0 270.8 279.4 0.87 7 707 2808 -19.5 -23.8 69 4.3 -20.3 314 34 280.1 280.2 272.6 282.5 0.79 8 700 2882 -19.7 -24.1 68 4.4 -20.4 315 35 280.7 280.8 272.9 283.0 0.78 9 678 3118 -21.3 -26.3 64 5.0 -22.1 314 35 281.5 281.6 273.2 283.5 0.66 10 500 5280 -39.1 -48.1 38 9.0 -39.5 305 31 285.4 285.4 274.4 285.7 0.10 11 497 5321 -39.5 -48.5 38 9.0 -39.9 305 31 285.4 285.4 274.4 285.7 0.09 12 419 6472 -47.3 -55.3 39 8.0 -47.5 295 42 289.6 289.7 276.6 289.8 0.05 13 409 6632 -46.3 -54.3 40 8.0 -46.5 292 44 292.9 293.0 278.2 293.2 0.06 14 400 6780 -47.5 -55.5 39 8.0 -47.7 290 46 293.3 293.3 278.3 293.4 0.05 15 328 8096 -47.5 -56.5 35 9.0 -47.7 276 65 310.4 310.4 285.5 310.6 0.06 16 300 8690 -45.1 -55.1 32 10.0 -45.5 270 73 321.8 321.8 289.4 322.1 0.07 17 262 9602 -40.9 -52.9 26 12.0 -41.6 266 76 340.7 340.7 294.6 341.1 0.11 18 250 9920 -41.5 -54.5 23 13.0 -42.2 265 77 344.4 344.4 295.4 344.8 0.09 19 207 11190 -43.3 -59.3 16 16.0 -44.1 261 69 360.6 360.7 298.9 360.9 0.06 20 206 11222 -43.5 -59.5 15 16.0 -44.3 261 69 360.8 360.8 298.9 361.1 0.06 21 200 11420 -44.1 -60.1 15 16.0 -44.9 260 68 362.9 363.0 299.3 363.2 0.06 22 176 12272 -48.7 -65.7 12 17.0 -49.3 260 75 368.9 368.9 300.4 369.0 0.03 23 150 13330 -47.3 -65.7 10 18.4 -48.0 260 83 388.6 388.6 303.6 388.8 0.04 24 141 13740 -46.7 -65.7 10 19.0 -47.6 258 81 396.5 396.6 304.8 396.7 0.04 25 111 15301 -54.1 -73.1 8 19.0 -54.6 253 72 410.8 410.8 306.6 410.8 0.02 26 105 15657 -54.5 -73.5 8 19.0 -55.0 251 70 416.6 416.6 307.3 416.7 0.02 27 100 15970 -53.7 -72.7 8 19.0 -54.3 250 68 424.0 424.0 308.2 424.1 0.02 28 93 16439 -51.5 -71.5 7 20.0 -52.3 251 67 437.2 437.2 309.6 437.3 0.03 29 85 17018 -54.5 -73.5 8 19.0 -55.1 252 66 442.5 442.5 310.1 442.6 0.02 30 70 18270 -51.5 -71.5 7 20.0 -52.5 255 64 474.2 474.2 313.0 474.4 0.04 31 57 19579 -59.1 -78.1 7 19.0 -59.6 243 66 485.7 485.7 313.9 485.8 0.02 32 50 20400 -58.5 -78.5 6 20.0 -59.2 235 68 505.6 505.6 315.4 505.7 0.02 33 47 20790 -56.1 -76.1 6 20.0 -57.0 234 66 520.4 520.4 316.4 520.6 0.03 34 41 21648 -59.7 -79.7 6 20.0 -60.4 233 63 532.2 532.2 317.1 532.3 0.02 35 39 21964 -54.3 -74.3 7 20.0 -55.6 233 61 553.5 553.5 318.3 553.8 0.04 36 35 22656 -54.3 -74.3 7 20.0 -55.7 232 58 570.9 570.9 319.2 571.2 0.05 37 30 23630 -59.5 -79.5 6 20.0 -60.4 230 54 582.4 582.4 319.8 582.6 0.02 38 28 24061 -60.1 -80.1 6 20.0 -61.0 592.4 592.4 320.3 592.5 0.02 39 22 25599 -50.7 -71.7 7 21.0 -53.6 662.7 662.7 323.2 663.6 0.11 TRP 419 6472 -47.3 -55.3 39 8.0 -47.5 295 42 289.6 289.7 276.6 289.8 0.05 WND 150 13330 -47.3 -65.7 10 18.4 -48.0 260 83 388.6 388.6 303.6 388.8 0.04 Sounding variables and indices 1000-500 mb thick: 5149.00 m Freezing level: 959.16 mb = 469.34 m = 1539.82 ft Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 52.24 % Est. max temperature: 3.86 C = 38.95 F Sfc-Lift cond lev (LCL): 833.41 mb = 1567.11 m = 5141.37 ft T: -10.52 C 700-500 lapse rate: 8.09 C/km ThetaE index: 1.77 C Layer 925.0- 707.0 mb Conv cond level (CCL): 782.54 mb = 2046.68 m = 6714.76 ft Mean mixing ratio: 1.51 g/kg Conv temperature: 4.07 C = 39.33 F Cap Strength: 2.82 C Lifted Index: 4.24 C Risk: None Lifted Index @300 mb: 29.12 C Lifted Index @700 mb: 2.43 C Showalter Index: 5.00 C Risk: None Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.00 C Cross Totals Index: 21.00 C K Index: 7.50 Risk: None Sweat Index: 109.00 Risk: None Energy Index: 1.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.45 J/kg Max Up Vert Vel: 2.21 m/s Conv Inhibition (B-): 50496.30 J/kg Cap Strength: 4.18 C Lift Cond Lev (LCL): 787.54 mb = 1998.21 m = 6555.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 21 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 1005 91 315 5 3.5 -3.5 | 164 16 -4.6 15.7 1 1000 131 315 7 4.9 -4.9 | 167 15 -3.2 14.3 2 925 755 300 15 13.0 -7.5 | 202 13 4.9 11.8 3 850 1417 295 19 17.2 -8.0 | 219 14 9.1 11.2 4 700 2882 315 35 24.7 -24.7 | 288 17 16.6 -5.5 5 500 5280 305 31 25.4 -17.8 | 265 17 17.3 1.5 6 419 6472 295 42 38.1 -17.7 | 267 30 29.9 1.5 7 400 6780 290 46 43.2 -15.7 | 264 35 35.1 3.5 8 300 8690 270 73 73.0 -0.0 | 253 68 64.9 19.3 9 250 9920 265 77 76.7 6.7 | 249 73 68.6 26.0 10 200 11420 260 68 67.0 11.8 | 242 67 58.8 31.1 11 150 13330 260 83 81.7 14.4 | 245 81 73.6 33.7 12 100 15970 250 68 63.9 23.3 | 233 70 55.8 42.5 13 70 18270 255 64 61.8 16.6 | 236 65 53.7 35.8 14 50 20400 235 68 55.7 39.0 | 219 75 47.6 58.3 15 30 23630 230 54 41.4 34.7 | 212 63 33.2 54.0 Wind Parameters Mean winds (0-6000m): 307.1 at 27.9 knts Storm direction: 337.1 at 20.9 knts Shear (0-3000m) pos: 2.7 neg: 2.8 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 122.5 deg Storm rel helicity (0-3000m) pos: 116.3 neg: -2.8 tot: 113.5 m^2/s^2 ave: 37.8 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 44.13 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 ------------------------------------------------------------------------------- 500 308 10 178 13| 0.0 8.3 8.3| 23.6 0.0 23.6 47.1 0.81| 8.4 6.8 1000 302 12 191 13| 0.0 6.4 6.4| 38.1 0.0 38.1 38.1 0.86| 6.5 5.6 1500 300 15 201 13| 0.0 5.6 5.6| 52.5 0.0 52.5 35.0 0.88| 5.8 5.1 2000 300 17 211 13| 1.6 4.2 5.7| 75.5 0.0 75.5 37.8 0.91| 5.9 5.4 2500 303 19 223 12| 2.6 3.3 5.9|100.5 0.0 100.5 40.2 0.92| 6.1 5.6 3000 307 22 236 11| 2.7 2.8 5.5|116.3 -2.8 113.5 37.8 0.89| 5.8 5.2 4000 308 25 251 12| 2.0 2.0 4.1|116.3 -16.4 99.9 25.0 0.74| 4.7 3.5 5000 308 27 258 13| 1.6 1.6 3.2|116.3 -29.5 86.8 17.4 0.61| 4.1 2.5 6000 307 28 260 14| 1.4 2.1 3.4|120.7 -31.8 88.9 14.8 0.51| 4.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251027.12.gif