UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 25 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 ------------------------------------------------------------------------------- 0 1000 -4 200 5 SFC 997 18 -23.5 -27.7 68 4.2 -23.9 200 5 249.9 249.9 249.4 250.9 0.39 2 964 263 -25.3 -29.2 70 3.9 -25.6 227 10 250.5 250.5 249.8 251.4 0.35 3 946 402 -18.9 -22.3 74 3.4 -19.4 242 13 258.3 258.4 257.2 260.2 0.67 4 925 570 -15.7 -18.5 79 2.8 -16.2 260 17 263.3 263.4 261.7 265.9 0.96 5 920 611 -15.7 -18.4 80 2.7 -16.2 261 16 263.7 263.8 262.0 266.4 0.97 6 850 1206 -16.5 -19.7 76 3.2 -17.1 280 7 268.9 269.0 265.7 271.5 0.94 7 823 1448 -17.9 -21.4 74 3.5 -18.5 286 7 269.9 270.0 266.2 272.3 0.84 8 802 1643 -15.7 -18.9 76 3.2 -16.3 290 7 274.2 274.4 269.5 277.3 1.07 9 700 2659 -20.9 -24.6 72 3.7 -21.5 315 7 279.3 279.5 272.1 281.6 0.74 10 543 4498 -29.7 -33.5 69 3.8 -30.1 345 25 289.9 290.0 277.3 291.3 0.42 11 500 5080 -33.9 -37.6 69 3.7 -34.2 355 31 291.7 291.8 278.0 292.7 0.30 12 400 6610 -44.9 -49.0 63 4.1 -45.0 5 40 296.6 296.7 280.0 297.0 0.11 13 333 7812 -52.9 -57.9 55 5.0 -53.0 8 44 301.6 301.7 282.1 301.8 0.05 14 300 8480 -55.3 -60.3 54 5.0 -55.4 10 46 307.4 307.4 284.4 307.5 0.04 15 252 9580 -60.7 -66.7 45 6.0 -60.7 10 38 315.1 315.1 287.1 315.2 0.02 16 250 9630 -60.7 -66.7 45 6.0 -60.7 10 36 315.8 315.8 287.4 315.9 0.02 17 236 9990 -58.3 -64.3 46 6.0 -58.4 13 34 324.7 324.7 290.2 324.8 0.03 18 200 11030 -58.3 -64.3 46 6.0 -58.4 20 29 340.4 340.4 294.4 340.6 0.03 19 150 12830 -59.1 -66.1 40 7.0 -59.2 20 23 368.3 368.3 300.3 368.4 0.04 20 144 13085 -58.9 -65.9 40 7.0 -59.0 19 23 372.9 372.9 301.1 373.1 0.04 21 100 15340 -64.1 -72.1 33 8.0 -64.2 10 23 403.9 403.9 305.7 404.0 0.02 22 74 17174 -67.9 -76.9 27 9.0 -68.0 10 25 432.2 432.2 309.1 432.3 0.01 23 70 17510 -67.5 -76.5 27 9.0 -67.6 10 25 440.0 440.0 309.9 440.1 0.02 24 61 18337 -68.3 -77.3 26 9.0 -68.4 4 24 455.9 455.9 311.4 456.0 0.02 25 50 19520 -71.9 -80.9 25 9.0 -72.0 355 23 474.1 474.1 313.0 474.1 0.01 26 38 21133 -74.7 -83.7 23 9.0 -74.8 352 20 505.6 505.6 315.4 505.7 0.01 27 30 22510 -75.3 -84.3 23 9.0 -75.4 350 17 539.4 539.4 317.5 539.4 0.01 28 27 23120 -75.9 -84.9 23 9.0 -76.0 325 15 554.2 554.2 318.3 554.2 0.01 29 20 24860 -74.5 -84.5 20 10.0 -74.7 255 11 608.1 608.1 321.0 608.2 0.02 30 16 26161 -74.7 -84.7 20 10.0 -74.9 245 19 647.5 647.6 322.6 647.7 0.02 31 14 26946 -71.3 -81.3 21 10.0 -71.6 240 24 684.3 684.3 323.9 684.6 0.04 32 12 27853 -73.7 -83.7 20 10.0 -74.0 233 29 706.6 706.6 324.7 706.9 0.03 33 10 28940 -66.3 -76.3 23 10.0 -67.2 225 36 772.1 772.1 326.5 773.2 0.12 34 9.0 29582 -64.1 -74.1 24 10.0 -65.4 804.1 804.2 327.4 806.0 0.19 TRP 252 9580 -60.7 -66.7 45 6.0 -60.7 10 38 315.1 315.1 287.1 315.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5084.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 72.71 % Est. max temperature: -4.41 C = 24.06 F Sfc-Lift cond lev (LCL): 929.61 mb = 532.72 m = 1747.74 ft T: -16.41 C 700-500 lapse rate: 5.37 C/km ThetaE index: 0.00 C Layer 997.0- -0.0 mb Conv cond level (CCL): 997.00 mb = 17.97 m = 58.95 ft Mean mixing ratio: 0.67 g/kg Conv temperature: -21.87 C = -7.36 F Cap Strength: 25.94 C Lifted Index: 26.78 C Risk: None Lifted Index @300 mb: 34.21 C Lifted Index @700 mb: 18.75 C Showalter Index: 16.76 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 14.20 C K Index: -6.00 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 4.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 83.97 J/kg Max Up Vert Vel: 12.96 m/s Conv Inhibition (B-): 59879.39 J/kg Cap Strength: 26.68 C Lift Cond Lev (LCL): 907.09 mb = 717.11 m = 2352.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 13 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 ---------------------------------------------------------- 0 997 18 200 5 1.7 4.7 | 192 18 3.5 17.4 1 925 570 260 17 16.7 3.0 | 230 24 18.6 15.6 2 850 1206 280 7 6.9 -1.2 | 217 14 8.7 11.4 3 700 2659 315 7 4.9 -4.9 | 221 10 6.8 7.7 4 500 5080 355 31 2.7 -30.9 | 346 19 4.5 -18.2 5 400 6610 5 40 -3.5 -39.8 | 3 27 -1.6 -27.2 6 300 8480 10 46 -8.0 -45.3 | 11 33 -6.2 -32.6 7 252 9580 10 38 -6.6 -37.4 | 11 25 -4.8 -24.8 8 250 9630 10 36 -6.3 -35.5 | 11 23 -4.4 -22.8 9 200 11030 20 29 -9.9 -27.3 | 29 17 -8.1 -14.6 10 150 12830 20 23 -7.9 -21.6 | 34 11 -6.0 -8.9 11 100 15340 10 23 -4.0 -22.7 | 12 10 -2.2 -10.0 12 70 17510 10 25 -4.3 -24.6 | 12 12 -2.5 -12.0 13 50 19520 355 23 2.0 -22.9 | 339 11 3.8 -10.2 14 30 22510 350 17 3.0 -16.7 | 310 6 4.8 -4.1 15 20 24860 255 11 10.6 2.8 | 219 20 12.5 15.5 16 10 28940 225 36 25.5 25.5 | 216 47 27.3 38.1 Wind Parameters Mean winds (0-6000m): 338.3 at 17.1 knts Storm direction: 8.3 at 12.8 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 50.7 deg Storm rel helicity (0-3000m) pos: 99.6 neg: -16.9 tot: 82.7 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 1.53 Bulk Shear: 55.02 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 ------------------------------------------------------------------------------- 500 246 10 214 20| 14.0 0.0 14.0| 74.9 0.0 74.9 149.8 0.87| 15.3 13.3 1000 257 12 221 21| 5.1 0.0 5.1| 87.0 -8.9 78.0 78.0 0.55| 12.2 6.7 1500 261 11 221 19| 2.9 0.0 2.9| 88.3 -16.8 71.5 47.6 0.41| 9.5 3.9 2000 267 10 221 18| 2.4 0.0 2.4| 89.7 -16.8 72.9 36.4 0.41| 7.5 3.1 2500 273 9 222 16| 2.1 0.0 2.1| 90.2 -16.8 73.3 29.3 0.39| 6.3 2.5 3000 280 9 224 15| 2.4 0.0 2.4| 99.6 -16.9 82.7 27.6 0.45| 6.0 2.7 4000 300 11 236 13| 3.1 0.0 3.1|127.8 -16.9 110.9 27.7 0.57| 5.9 3.4 5000 325 14 261 10| 3.6 0.0 3.6|167.6 -16.9 150.7 30.1 0.63| 6.0 3.8 6000 338 17 291 9| 3.5 0.0 3.5|194.3 -16.9 177.5 29.6 0.63| 5.6 3.5 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251225.12.gif