UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 7 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 1032 21 -25.7 -29.0 74 3.3 -26.0 180 3 245.2 245.3 245.1 246.1 0.34 1 1023 84 -18.7 -21.8 77 3.1 -19.1 206 4 252.8 252.9 252.6 254.5 0.65 2 1021 99 -16.3 -19.4 77 3.1 -16.8 212 4 255.3 255.5 255.1 257.5 0.80 3 1000 254 -14.5 -17.2 80 2.7 -15.0 275 7 258.6 258.8 258.2 261.3 0.99 4 976 439 -12.5 -15.5 78 3.0 -13.1 297 10 262.5 262.7 261.5 265.7 1.17 5 925 847 -13.7 -18.3 68 4.6 -14.6 345 17 265.3 265.5 263.2 268.0 0.98 6 884 1192 -13.7 -16.9 77 3.2 -14.4 4 20 268.8 269.0 266.0 272.0 1.15 7 850 1489 -15.5 -18.9 75 3.4 -16.2 20 23 269.9 270.1 266.5 272.8 1.01 8 734 2579 -23.3 -26.8 73 3.5 -23.8 31 26 273.0 273.1 267.8 274.7 0.58 9 700 2925 -25.1 -28.7 72 3.6 -25.5 35 27 274.7 274.8 268.8 276.2 0.51 10 612 3891 -30.1 -33.8 70 3.7 -30.4 27 28 279.7 279.8 271.6 280.8 0.36 11 500 5300 -40.1 -44.2 65 4.1 -40.3 15 29 284.1 284.2 273.8 284.6 0.15 12 400 6780 -52.1 -56.4 60 4.3 -52.2 20 36 287.3 287.3 275.3 287.4 0.05 13 348 7669 -58.3 -62.7 57 4.4 -58.3 25 38 290.6 290.6 277.0 290.7 0.02 14 302 8549 -64.3 -68.6 55 4.3 -64.3 30 40 294.1 294.1 278.7 294.2 0.01 15 300 8590 -64.5 -68.8 55 4.3 -64.6 30 40 294.4 294.4 278.9 294.5 0.01 16 259 9478 -67.7 -72.1 53 4.4 -67.7 30 35 302.3 302.3 282.3 302.4 0.01 17 251 9666 -67.7 -72.1 53 4.4 -67.7 34 33 305.1 305.1 283.4 305.1 0.01 18 250 9690 -67.5 -71.9 53 4.4 -67.5 35 33 305.7 305.7 283.7 305.8 0.01 19 228 10252 -62.9 -67.4 54 4.5 -63.0 21 29 320.9 320.9 289.0 321.0 0.02 20 200 11060 -62.7 -67.2 55 4.5 -62.7 360 23 333.5 333.5 292.7 333.6 0.02 21 150 12840 -62.5 -67.3 52 4.8 -62.6 330 23 362.4 362.4 299.2 362.5 0.03 22 126 13914 -61.7 -66.7 51 5.0 -61.8 321 26 382.4 382.4 302.6 382.6 0.04 23 100 15330 -64.9 -69.9 50 5.0 -65.0 310 29 402.3 402.3 305.5 402.5 0.03 24 94 15705 -65.1 -70.1 50 5.0 -65.2 310 29 409.1 409.1 306.4 409.3 0.03 25 70 17480 -68.1 -74.1 42 6.0 -68.2 310 31 438.7 438.7 309.7 438.8 0.02 26 50 19470 -73.9 -79.9 39 6.0 -74.0 290 31 469.3 469.3 312.6 469.4 0.01 27 40 20764 -77.3 -83.3 38 6.0 -77.3 288 33 491.7 491.7 314.4 491.8 0.01 28 30 22410 -78.9 -84.9 37 6.0 -79.0 285 36 529.5 529.5 316.9 529.6 0.01 29 26 23224 -77.9 -83.9 37 6.0 -78.0 283 37 554.5 554.5 318.3 554.6 0.01 30 20 24710 -80.7 -86.7 36 6.0 -80.8 280 38 589.1 589.2 320.1 589.2 0.01 31 17 25621 -82.7 -88.7 35 6.0 -82.8 275 38 610.8 610.8 321.1 610.8 0.01 32 10 28620 -77.7 -83.7 37 6.0 -77.9 260 38 729.5 729.5 325.4 729.8 0.04 33 7.5 30282 -74.1 -80.1 39 6.0 -74.5 806.7 806.7 327.4 807.5 0.09 TRP 259 9478 -67.7 -72.1 53 4.4 -67.7 30 35 302.3 302.3 282.3 302.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5046.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 71.77 % Est. max temperature: -1.89 C = 28.60 F Sfc-Lift cond lev (LCL): 976.51 mb = 434.60 m = 1425.84 ft T: -12.54 C 700-500 lapse rate: 6.32 C/km ThetaE index: 0.00 C Layer 1032.0- 0.0 mb Conv cond level (CCL): 1023.00 mb = 84.22 m = 276.31 ft Mean mixing ratio: 0.99 g/kg Conv temperature: -16.33 C = 2.61 F Cap Strength: 14.97 C Lifted Index: 17.60 C Risk: None Lifted Index @300 mb: 22.37 C Lifted Index @700 mb: 11.38 C Showalter Index: 9.57 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 21.20 C K Index: 2.10 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 2.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.88 J/kg Max Up Vert Vel: 9.99 m/s Conv Inhibition (B-): 57427.33 J/kg Cap Strength: 17.52 C Lift Cond Lev (LCL): 933.95 mb = 773.76 m = 2538.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 50 at 18 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 1032 21 180 3 0.0 3.0 | 224 20 14.1 14.7 1 1000 254 275 7 7.0 -0.6 | 242 24 21.1 11.1 2 925 847 345 17 4.4 -16.4 | 284 19 18.5 -4.7 3 850 1489 20 23 -7.9 -21.6 | 328 12 6.2 -9.9 4 700 2925 35 27 -15.5 -22.1 | 8 10 -1.4 -10.4 5 500 5300 15 29 -7.5 -28.0 | 338 18 6.6 -16.3 6 400 6780 20 36 -12.3 -33.8 | 355 22 1.8 -22.1 7 300 8590 30 40 -20.0 -34.6 | 14 24 -5.9 -22.9 8 259 9478 30 35 -17.5 -30.3 | 10 19 -3.4 -18.6 9 250 9690 35 33 -18.9 -27.0 | 18 16 -4.8 -15.3 10 200 11060 360 23 -0.0 -23.0 | 309 18 14.1 -11.3 11 150 12840 330 23 11.5 -19.9 | 288 27 25.6 -8.2 12 100 15330 310 29 22.2 -18.6 | 281 37 36.3 -6.9 13 70 17480 310 31 23.7 -19.9 | 282 39 37.8 -8.2 14 50 19470 290 31 29.1 -10.6 | 269 43 43.2 1.1 15 30 22410 285 36 34.8 -9.3 | 267 49 48.9 2.4 16 20 24710 280 38 37.4 -6.6 | 264 52 51.5 5.1 17 10 28620 260 38 37.4 6.6 | 250 55 51.5 18.3 Wind Parameters Mean winds (0-6000m): 20.2 at 24.4 knts Storm direction: 50.2 at 18.3 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 142.3 deg Storm rel helicity (0-3000m) pos: 213.2 neg: -0.8 tot: 212.5 m^2/s^2 ave: 70.8 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 7.3 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.54 Bulk Shear: 91.67 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 ------------------------------------------------------------------------------- 500 283 7 244 23| 13.9 0.0 13.9| 88.4 0.0 88.4 176.9 0.90| 16.2 14.6 1000 328 11 264 20| 11.1 0.0 11.1|159.0 0.0 159.0 159.0 0.89| 15.5 13.9 1500 351 15 279 17| 8.9 0.0 8.9|192.1 0.0 192.1 128.1 0.88| 13.9 12.2 2000 3 17 291 14| 7.0 0.0 7.0|199.5 0.0 199.5 99.8 0.88| 11.1 9.8 2500 11 18 301 12| 5.9 0.0 5.9|207.1 0.0 207.1 82.8 0.89| 9.4 8.4 3000 17 20 311 11| 5.1 0.0 5.1|213.2 -0.8 212.5 70.8 0.88| 8.3 7.3 4000 21 22 324 11| 3.8 0.5 4.3|213.2 -10.4 202.8 50.7 0.76| 6.8 5.1 5000 21 23 330 11| 3.0 0.9 3.9|213.2 -22.0 191.2 38.2 0.65| 5.8 3.8 6000 20 24 333 13| 2.8 0.8 3.6|227.4 -25.3 202.2 33.7 0.63| 5.3 3.3 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251207.12.gif