UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 3 DEC 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1002 61 -3.5 -5.6 85 2.1 -4.2 225 3 269.5 269.9 268.8 276.3 2.51 1 1000 77 -3.9 -6.6 81 2.7 -4.8 225 3 269.2 269.6 268.4 275.6 2.33 2 965 357 -6.5 -9.0 82 2.5 -7.2 234 14 269.4 269.7 267.9 274.9 2.00 3 948 496 -4.9 -7.4 83 2.5 -5.7 239 19 272.4 272.8 270.4 278.7 2.31 4 925 689 -5.7 -9.3 76 3.6 -6.8 245 27 273.5 273.8 270.6 279.2 2.04 5 890 991 -6.5 -12.5 62 6.0 -8.2 256 31 275.7 276.0 271.4 280.3 1.64 6 866 1204 -8.7 -14.7 62 6.0 -10.2 264 34 275.6 275.8 270.9 279.6 1.41 7 850 1348 -9.9 -15.9 61 6.0 -11.4 270 36 275.8 276.0 270.8 279.5 1.30 8 802 1793 -14.1 -18.4 70 4.3 -15.0 269 36 275.9 276.1 270.6 279.2 1.12 9 794 1869 -12.9 -16.8 73 3.9 -13.8 268 36 278.0 278.2 272.2 281.7 1.29 10 714 2673 -16.7 -19.8 77 3.1 -17.4 266 36 282.4 282.6 274.4 285.7 1.11 11 700 2822 -16.7 -19.8 77 3.1 -17.4 265 36 284.0 284.2 275.3 287.4 1.13 12 670 3153 -14.3 -16.7 82 2.4 -14.9 270 39 290.3 290.5 279.0 294.9 1.54 13 659 3278 -14.5 -16.8 83 2.3 -15.1 271 40 291.4 291.7 279.6 296.2 1.56 14 560 4491 -23.3 -26.6 74 3.3 -23.8 288 51 294.9 295.1 280.2 297.4 0.78 15 500 5310 -30.1 -33.6 71 3.5 -30.5 300 58 296.3 296.4 280.4 297.8 0.45 16 400 6850 -43.7 -47.4 67 3.7 -43.9 300 60 298.2 298.2 280.7 298.7 0.13 17 335 8018 -54.1 -58.0 62 3.9 -54.2 303 66 299.5 299.5 281.2 299.7 0.05 18 306 8595 -57.7 -61.6 61 3.9 -57.8 305 69 302.3 302.3 282.3 302.4 0.03 19 300 8720 -58.5 -62.4 61 3.9 -58.6 305 68 302.9 302.9 282.6 303.0 0.03 20 259 9625 -65.1 -68.9 59 3.8 -65.1 305 62 306.2 306.2 283.9 306.2 0.01 21 250 9840 -65.1 -68.9 59 3.8 -65.1 300 64 309.3 309.3 285.1 309.3 0.01 22 231 10319 -65.3 -69.1 59 3.8 -65.3 302 57 316.1 316.1 287.5 316.1 0.02 23 200 11200 -61.5 -65.1 62 3.6 -61.6 305 44 335.4 335.4 293.2 335.5 0.03 24 193 11422 -60.7 -64.4 62 3.7 -60.7 305 44 340.1 340.1 294.4 340.2 0.03 25 150 12990 -61.7 -65.6 60 3.9 -61.8 305 46 363.8 363.8 299.5 364.0 0.04 26 121 14320 -61.3 -65.5 57 4.2 -61.4 305 44 387.6 387.6 303.5 387.8 0.05 27 100 15490 -65.1 -69.6 54 4.5 -65.2 305 42 401.9 402.0 305.5 402.1 0.03 28 79 16917 -69.1 -74.0 49 4.9 -69.2 305 43 421.7 421.7 307.9 421.8 0.02 29 70 17640 -69.9 -74.8 49 4.9 -69.9 305 44 434.8 434.8 309.4 435.0 0.02 30 50 19630 -73.7 -78.7 46 5.0 -73.7 305 46 469.8 469.8 312.6 469.9 0.02 31 36 21537 -76.3 -81.3 45 5.0 -76.3 509.4 509.4 315.6 509.5 0.01 TRP 259 9625 -65.1 -68.9 59 3.8 -65.1 305 62 306.2 306.2 283.9 306.2 0.01 WND 306 8595 -57.7 -61.6 61 3.9 -57.8 305 69 302.3 302.3 282.3 302.4 0.03 Sounding variables and indices 1000-500 mb thick: 5233.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 74.60 % Est. max temperature: 2.76 C = 36.96 F Sfc-Lift cond lev (LCL): 969.27 mb = 322.12 m = 1056.80 ft T: -6.18 C 700-500 lapse rate: 5.39 C/km ThetaE index: 1.43 C Layer 1000.0- 948.0 mb Conv cond level (CCL): 848.97 mb = 1357.29 m = 4453.00 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 2.79 C = 37.01 F Cap Strength: 15.47 C Lifted Index: 15.88 C Risk: None Lifted Index @300 mb: 18.06 C Lifted Index @700 mb: 7.95 C Showalter Index: 14.18 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 14.20 C K Index: 1.20 Risk: None Sweat Index: 130.00 Risk: None Energy Index: 3.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.11 J/kg Max Up Vert Vel: 7.50 m/s Conv Inhibition (B-): 32916.84 J/kg Cap Strength: 15.84 C Lift Cond Lev (LCL): 905.10 mb = 859.23 m = 2818.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 31 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 1002 61 225 3 2.1 2.1 | 137 31 -20.9 22.4 1 1000 77 225 3 2.1 2.1 | 137 31 -20.9 22.4 2 925 689 245 27 24.5 11.4 | 183 32 1.4 31.7 3 850 1348 270 36 36.0 -0.0 | 213 24 12.9 20.2 4 700 2822 265 36 35.9 3.1 | 209 27 12.8 23.4 5 500 5310 300 58 50.2 -29.0 | 288 29 27.2 -8.8 6 400 6850 300 60 52.0 -30.0 | 289 30 28.9 -9.8 7 306 8595 305 69 56.5 -39.6 | 300 39 33.5 -19.3 8 300 8720 305 68 55.7 -39.0 | 300 38 32.6 -18.8 9 259 9625 305 62 50.8 -35.6 | 299 32 27.7 -15.3 10 250 9840 300 64 55.4 -32.0 | 290 34 32.4 -11.8 11 200 11200 305 44 36.0 -25.2 | 291 14 13.0 -5.0 12 150 12990 305 46 37.7 -26.4 | 293 16 14.6 -6.1 13 100 15490 305 42 34.4 -24.1 | 289 12 11.3 -3.8 14 70 17640 305 44 36.0 -25.2 | 291 14 13.0 -5.0 15 50 19630 305 46 37.7 -26.4 | 293 16 14.6 -6.1 Wind Parameters Mean winds (0-6000m): 281.3 at 40.9 knts Storm direction: 311.3 at 30.7 knts Shear (0-3000m) pos: 6.2 neg: 0.4 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 78.3 deg Storm rel helicity (0-3000m) pos: 328.5 neg: -10.9 tot: 317.5 m^2/s^2 ave: 105.8 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.9 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.20 Bulk Shear: 143.79 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 ------------------------------------------------------------------------------- 500 239 12 155 29| 19.7 0.0 19.7|157.2 0.0 157.2 314.4 1.00| 19.9 19.9 1000 248 20 171 28| 15.3 0.0 15.3|262.9 0.0 262.9 262.9 0.97| 17.2 16.7 1500 257 25 183 26| 11.6 0.0 11.6|308.2 -1.5 306.7 204.5 0.94| 14.2 13.4 2000 261 28 190 25| 8.7 0.3 9.0|308.2 -5.3 302.9 151.4 0.90| 10.9 9.9 2500 262 30 194 25| 7.0 0.4 7.4|308.2 -9.3 298.9 119.6 0.87| 9.0 7.8 3000 263 31 197 25| 6.2 0.4 6.6|328.5 -10.9 317.5 105.8 0.86| 8.0 6.9 4000 267 34 206 24| 5.9 0.3 6.2|419.6 -10.9 408.7 102.2 0.89| 7.8 7.0 5000 275 37 219 22| 5.8 0.2 6.0|523.1 -10.9 512.2 102.4 0.91| 7.8 7.1 6000 281 41 234 21| 5.0 0.2 5.2|553.5 -10.9 542.6 90.4 0.90| 7.0 6.3 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251203.00.gif