UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 18 DEC 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 1017 22 -40.1 -45.1 59 5.0 -40.2 45 1 231.9 231.9 231.9 232.1 0.07 1 1007 90 -38.7 -43.7 59 5.0 -38.8 39 2 234.0 234.0 233.9 234.2 0.08 2 1000 138 -35.3 -40.3 60 5.0 -35.5 35 3 237.9 237.9 237.7 238.2 0.11 3 999 145 -34.7 -39.7 60 5.0 -34.9 35 3 238.5 238.5 238.3 238.8 0.12 4 963 404 -24.9 -29.6 65 4.7 -25.3 25 12 250.9 251.0 250.3 251.9 0.34 5 950 502 -25.3 -29.8 66 4.5 -25.7 22 15 251.5 251.6 250.8 252.4 0.34 6 925 695 -24.1 -28.6 66 4.5 -24.5 15 21 254.7 254.7 253.6 255.7 0.39 7 858 1244 -22.9 -27.0 69 4.1 -23.4 28 21 261.5 261.5 259.3 262.8 0.49 8 850 1312 -23.3 -27.4 69 4.1 -23.8 30 21 261.7 261.8 259.5 263.1 0.47 9 812 1646 -24.9 -28.8 70 3.9 -25.3 25 21 263.5 263.6 260.8 264.7 0.44 10 785 1893 -22.9 -27.8 64 4.9 -23.5 22 20 268.2 268.3 264.4 269.6 0.50 11 725 2473 -25.5 -38.5 29 13.0 -26.6 14 19 271.5 271.5 266.1 272.1 0.19 12 700 2727 -26.5 -39.5 28 13.0 -27.5 10 19 273.1 273.2 267.1 273.7 0.18 13 630 3483 -30.5 -49.5 14 19.0 -31.4 10 22 276.9 276.9 269.4 277.1 0.07 14 568 4211 -36.7 -51.7 20 15.0 -37.2 10 24 278.0 278.0 270.0 278.2 0.06 15 539 4574 -37.3 -51.3 22 14.0 -37.8 10 25 281.5 281.5 272.1 281.7 0.06 16 500 5090 -40.7 -56.7 16 16.0 -41.2 10 27 283.4 283.4 273.2 283.5 0.04 17 439 5961 -47.7 -62.7 16 15.0 -48.0 1 30 285.3 285.3 274.2 285.4 0.02 18 400 6570 -50.5 -63.5 20 13.0 -50.7 355 33 289.4 289.4 276.3 289.4 0.02 19 344 7540 -55.7 -67.7 21 12.0 -55.8 350 31 295.1 295.1 279.1 295.1 0.01 20 303 8347 -56.1 -68.1 21 12.0 -56.2 345 35 305.4 305.4 283.6 305.4 0.01 21 300 8410 -55.9 -67.9 21 12.0 -56.1 345 35 306.6 306.6 284.0 306.6 0.01 22 250 9570 -55.7 -67.7 21 12.0 -55.9 340 33 323.3 323.3 289.8 323.3 0.02 23 200 11000 -55.1 -69.1 16 14.0 -55.4 330 35 345.5 345.5 295.6 345.6 0.02 24 177 11778 -53.7 -68.7 14 15.0 -54.0 324 35 360.1 360.1 298.7 360.2 0.02 25 150 12830 -56.3 -72.3 12 16.0 -56.6 315 35 373.1 373.1 301.1 373.1 0.01 26 107 14966 -59.9 -76.9 9 17.0 -60.2 319 35 404.1 404.1 305.7 404.1 0.01 27 100 15390 -60.1 -77.1 9 17.0 -60.4 320 35 411.6 411.6 306.7 411.7 0.01 28 70 17590 -64.3 -81.3 8 17.0 -64.6 305 36 446.8 446.8 310.6 446.9 0.01 29 64 18140 -63.9 -80.9 8 17.0 -64.1 301 36 459.3 459.3 311.7 459.4 0.01 30 50 19650 -65.3 -83.3 7 18.0 -65.6 290 36 489.6 489.6 314.2 489.6 0.01 31 47 20026 -65.5 -83.5 6 18.0 -65.8 286 37 497.9 497.9 314.8 497.9 0.01 32 38 21302 -70.9 -87.9 6 17.0 -71.1 274 40 515.3 515.3 316.0 515.3 0.00 33 31 22499 -73.9 -89.9 7 16.0 -74.0 262 43 538.1 538.1 317.4 538.1 0.00 34 30 22690 -73.9 -89.9 7 16.0 -74.0 260 44 543.2 543.2 317.7 543.2 0.00 35 20 25040 -77.3 -93.3 6 16.0 -77.4 240 60 599.6 599.6 320.6 599.6 0.00 36 15 26688 -77.9 -93.9 6 16.0 -78.0 649.0 649.0 322.6 649.0 0.00 37 11 28492 -71.1 -88.1 6 17.0 -71.6 733.9 733.9 325.5 734.0 0.01 TRP 344 7540 -55.7 -67.7 21 12.0 -55.8 350 31 295.1 295.1 279.1 295.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 4952.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 39.95 % Est. max temperature: -11.39 C = 11.50 F Sfc-Lift cond lev (LCL): 931.27 mb = 646.19 m = 2120.01 ft T: -24.40 C 700-500 lapse rate: 6.01 C/km ThetaE index: 0.00 C Layer 1017.0- -0.0 mb Conv cond level (CCL): 1007.00 mb = 89.61 m = 293.98 ft Mean mixing ratio: 0.27 g/kg Conv temperature: -30.96 C = -23.73 F Cap Strength: 28.42 C Lifted Index: 29.42 C Risk: None Lifted Index @300 mb: 41.81 C Lifted Index @700 mb: 23.26 C Showalter Index: 16.76 C Risk: None Total Totals Index: 30.70 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 13.30 C K Index: -23.00 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 4.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 86.05 J/kg Max Up Vert Vel: 13.12 m/s Conv Inhibition (B-): 70057.66 J/kg Cap Strength: 29.34 C Lift Cond Lev (LCL): 913.38 mb = 787.20 m = 2582.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 43 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 1017 22 45 1 -0.7 -0.7 | 223 15 10.3 11.2 1 1000 138 35 3 -1.7 -2.5 | 225 13 9.3 9.4 2 925 695 15 21 -5.4 -20.3 | 326 10 5.6 -8.4 3 850 1312 30 21 -10.5 -18.2 | 355 6 0.5 -6.3 4 700 2727 10 19 -3.3 -18.7 | 311 10 7.7 -6.8 5 500 5090 10 27 -4.7 -26.6 | 337 16 6.3 -14.7 6 400 6570 355 33 2.9 -32.9 | 326 25 13.9 -21.0 7 344 7540 350 31 5.4 -30.5 | 319 25 16.4 -18.6 8 300 8410 345 35 9.1 -33.8 | 318 30 20.1 -21.9 9 250 9570 340 33 11.3 -31.0 | 311 29 22.3 -19.1 10 200 11000 330 35 17.5 -30.3 | 303 34 28.5 -18.4 11 150 12830 315 35 24.7 -24.7 | 290 38 35.8 -12.9 12 100 15390 320 35 22.5 -26.8 | 294 37 33.5 -14.9 13 70 17590 305 36 29.5 -20.6 | 282 41 40.5 -8.8 14 50 19650 290 36 33.8 -12.3 | 271 45 44.8 -0.4 15 30 22690 260 44 43.3 7.6 | 250 58 54.3 19.5 16 20 25040 240 60 52.0 30.0 | 236 76 63.0 41.9 Wind Parameters Mean winds (0-6000m): 12.8 at 21.6 knts Storm direction: 42.8 at 16.2 knts Shear (0-3000m) pos: 1.0 neg: 2.6 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 37.0 neg: -12.6 tot: 24.3 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.15 Bulk Shear: 27.36 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 24 7 237 9| 0.0 14.9 14.9| 18.3 0.0 18.3 36.5 0.62| 15.2 9.4 1000 19 14 279 7| 2.9 7.5 10.3| 31.1 0.0 31.1 31.1 0.66| 12.0 7.9 1500 22 16 301 6| 1.9 5.0 6.9| 34.7 -1.7 33.0 22.0 0.60| 9.2 5.6 2000 23 17 311 6| 1.4 3.6 5.1| 34.7 -6.1 28.7 14.3 0.48| 7.6 3.6 2500 21 18 315 6| 1.2 2.9 4.0| 34.7 -10.7 24.0 9.6 0.38| 6.6 2.5 3000 20 18 315 7| 1.0 2.6 3.5| 37.0 -12.6 24.3 8.1 0.36| 5.8 2.1 4000 17 19 318 8| 0.7 2.3 3.1| 44.8 -12.6 32.2 8.0 0.39| 4.8 1.9 5000 15 20 322 10| 0.6 2.2 2.8| 52.7 -12.6 40.1 8.0 0.41| 4.2 1.7 6000 13 22 326 11| 0.5 2.3 2.7| 53.0 -22.8 30.2 5.0 0.31| 4.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251218.12.gif