UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for U2008... Searching the city database file for: U2008 ... Date:1200Z 11 DEC 25 Station: U2008 WMO ident: 22008 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 53 340 3 SFC 991 124 -5.3 -6.7 90 1.4 -5.7 340 3 268.5 268.9 267.9 274.8 2.33 2 982 195 -4.9 -7.1 85 2.2 -5.6 348 4 269.6 270.0 268.5 275.9 2.28 3 925 662 -8.5 -11.4 80 2.9 -9.3 40 11 270.6 270.9 268.2 275.4 1.73 4 850 1311 -13.7 -16.7 78 3.0 -14.3 45 23 271.8 272.0 268.2 275.2 1.22 5 700 2751 -25.7 -29.6 70 3.9 -26.2 25 23 274.0 274.1 268.3 275.4 0.47 6 680 2960 -27.3 -31.4 68 4.1 -27.7 22 23 274.5 274.6 268.5 275.8 0.41 7 556 4374 -39.7 -43.5 67 3.8 -39.9 358 22 276.1 276.1 269.0 276.6 0.15 8 542 4549 -38.5 -42.4 67 3.9 -38.7 355 21 279.6 279.6 271.2 280.1 0.17 9 522 4806 -40.3 -44.5 64 4.2 -40.5 350 21 280.4 280.5 271.6 280.9 0.14 10 510 4965 -39.9 -44.6 61 4.7 -40.1 347 21 282.8 282.8 273.1 283.3 0.14 11 500 5100 -40.3 -45.3 59 5.0 -40.5 345 21 283.9 283.9 273.6 284.3 0.13 12 404 6525 -48.5 -57.5 34 9.0 -48.7 321 29 291.1 291.1 277.3 291.3 0.04 13 400 6590 -48.5 -57.5 34 9.0 -48.7 320 29 292.0 292.0 277.7 292.1 0.04 14 358 7315 -50.7 -60.7 30 10.0 -50.9 315 33 298.4 298.4 280.7 298.5 0.03 15 341 7633 -48.9 -58.9 30 10.0 -49.1 312 33 305.0 305.1 283.5 305.2 0.04 16 300 8470 -50.9 -62.9 23 12.0 -51.1 305 33 313.6 313.6 286.6 313.7 0.03 17 266 9249 -52.3 -64.3 22 12.0 -52.5 305 35 322.5 322.5 289.6 322.6 0.03 18 250 9650 -51.5 -64.5 20 13.0 -51.8 305 36 329.5 329.5 291.6 329.6 0.03 19 237 9998 -50.7 -64.7 17 14.0 -51.0 306 36 335.8 335.8 293.3 335.9 0.03 20 200 11100 -53.1 -68.1 15 15.0 -53.4 310 35 348.7 348.7 296.4 348.8 0.02 21 150 12940 -56.3 -73.3 10 17.0 -56.6 310 40 373.1 373.1 301.1 373.1 0.01 22 100 15470 -62.1 -79.1 9 17.0 -62.3 310 44 407.7 407.7 306.2 407.8 0.01 23 70 17650 -67.9 -84.9 7 17.0 -68.1 315 48 439.1 439.1 309.8 439.1 0.00 24 58 18774 -68.7 -85.7 7 17.0 -68.8 318 51 461.6 461.6 311.9 461.6 0.00 25 50 19650 -73.3 -89.3 7 16.0 -73.4 320 54 470.8 470.8 312.7 470.8 0.00 26 49 19768 -73.5 -89.5 7 16.0 -73.6 320 54 473.0 473.0 312.9 473.0 0.00 27 31 22431 -75.3 -91.3 6 16.0 -75.4 320 63 534.3 534.3 317.2 534.3 0.00 28 30 22620 -76.1 -92.1 6 16.0 -76.2 320 64 537.2 537.2 317.3 537.2 0.00 29 20 24920 -80.9 -96.9 5 16.0 -81.0 320 71 588.5 588.5 320.1 588.5 0.00 30 19 25208 -81.7 -97.7 5 16.0 -81.8 594.7 594.7 320.3 594.8 0.00 31 10 28819 -80.5 -96.5 5 16.0 -80.7 719.1 719.1 325.0 719.1 0.00 TRP 358 7315 -50.7 -60.7 30 10.0 -50.9 315 33 298.4 298.4 280.7 298.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5047.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 71.76 % Est. max temperature: -1.92 C = 28.54 F Sfc-Lift cond lev (LCL): 969.12 mb = 298.48 m = 979.26 ft T: -5.69 C 700-500 lapse rate: 6.22 C/km ThetaE index: 0.61 C Layer 925.0- 700.0 mb Conv cond level (CCL): 891.75 mb = 942.99 m = 3093.77 ft Mean mixing ratio: 1.89 g/kg Conv temperature: -2.71 C = 27.12 F Cap Strength: 6.31 C Lifted Index: 7.17 C Risk: None Lifted Index @300 mb: 27.01 C Lifted Index @700 mb: 0.41 C Showalter Index: 7.38 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 23.60 C K Index: 6.00 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.21 J/kg Max Up Vert Vel: 3.52 m/s Conv Inhibition (B-): 56385.91 J/kg Cap Strength: 6.92 C Lift Cond Lev (LCL): 903.13 mb = 845.65 m = 2774.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 41 at 16 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 ---------------------------------------------------------- 0 991 124 340 3 1.0 -2.8 | 232 14 11.3 8.9 1 925 662 40 11 -7.1 -8.4 | 224 5 3.2 3.3 2 850 1311 45 23 -16.3 -16.3 | 53 8 -6.0 -4.5 3 700 2751 25 23 -9.7 -20.8 | 357 9 0.6 -9.1 4 500 5100 345 21 5.4 -20.3 | 299 18 15.7 -8.6 5 400 6590 320 29 18.6 -22.2 | 290 31 28.9 -10.5 6 358 7315 315 33 23.3 -23.3 | 289 36 33.6 -11.6 7 300 8470 305 33 27.0 -18.9 | 281 38 37.3 -7.2 8 250 9650 305 36 29.5 -20.6 | 283 41 39.8 -8.9 9 200 11100 310 35 26.8 -22.5 | 286 39 37.1 -10.8 10 150 12940 310 40 30.6 -25.7 | 289 43 40.9 -14.0 11 100 15470 310 44 33.7 -28.3 | 291 47 44.0 -16.5 12 70 17650 315 48 33.9 -33.9 | 297 49 44.2 -22.2 13 50 19650 320 54 34.7 -41.4 | 303 54 45.0 -29.6 14 30 22620 320 64 41.1 -49.0 | 306 64 51.4 -37.3 15 20 24920 320 71 45.6 -54.4 | 307 70 55.9 -42.7 Wind Parameters Mean winds (0-6000m): 11.2 at 20.8 knts Storm direction: 41.2 at 15.6 knts Shear (0-3000m) pos: 3.2 neg: 1.6 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 111.1 deg Storm rel helicity (0-3000m) pos: 7.8 neg: -25.0 tot: -17.1 m^2/s^2 ave: -5.7 10^-3 m/s^2 rel: -0.37 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 27.63 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 27 7 232 9| 9.4 0.0 9.4| 7.8 -2.1 5.8 11.5 0.11| 10.3 1.2 1000 38 11 229 5| 9.5 0.0 9.5| 7.8 -3.1 4.8 4.8 -0.13| 10.4 -1.4 1500 41 15 227 1| 6.3 1.2 7.6| 7.8 -6.4 1.4 0.9 -0.17| 8.7 -1.5 2000 40 17 19 1| 4.7 1.3 6.0| 7.8 -11.9 -4.1 -2.0 -0.25| 7.2 -1.8 2500 37 18 14 3| 3.8 1.5 5.2| 7.8 -17.6 -9.8 -3.9 -0.31| 6.4 -2.0 3000 34 19 6 4| 3.2 1.6 4.8| 7.8 -25.0 -17.1 -5.7 -0.37| 5.9 -2.2 4000 28 20 349 6| 2.4 1.9 4.3| 7.8 -42.4 -34.6 -8.6 -0.44| 5.3 -2.3 5000 20 20 335 8| 1.9 2.1 4.0| 7.8 -63.1 -55.3 -11.1 -0.49| 4.9 -2.4 6000 11 21 324 11| 1.6 2.5 4.0| 7.8 -75.2 -67.4 -11.2 -0.45| 4.8 -2.1 Wrote GIF file: /home/apache/climate/data/raob//U2008/skewt/U2008.skewt.20251211.12.gif