UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 10 DEC 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 116 -6.7 -9.0 84 2.3 -7.4 180 5 266.3 266.6 265.7 271.5 1.93 1 1000 132 -6.7 -9.0 84 2.3 -7.4 180 7 266.5 266.8 265.8 271.7 1.93 2 960 448 -8.3 -10.3 85 2.0 -8.8 217 20 268.0 268.3 266.6 272.9 1.82 3 925 736 -6.5 -8.1 88 1.6 -7.0 250 31 272.7 273.0 270.4 278.8 2.24 4 922 761 -6.5 -7.9 90 1.4 -7.0 250 31 272.9 273.3 270.7 279.2 2.28 5 861 1295 -9.1 -11.3 84 2.2 -9.7 250 28 275.6 275.9 271.6 280.9 1.87 6 850 1395 -8.3 -10.2 86 1.9 -8.9 250 27 277.5 277.8 273.1 283.3 2.07 7 818 1695 -6.1 -7.4 90 1.3 -6.5 253 27 282.8 283.3 276.9 290.5 2.68 8 708 2815 -11.7 -13.9 84 2.2 -12.3 264 29 288.6 288.9 278.7 294.1 1.84 9 700 2902 -12.3 -14.4 84 2.1 -12.9 265 29 288.9 289.2 278.7 294.2 1.79 10 500 5380 -29.5 -32.1 78 2.6 -29.8 270 35 297.1 297.2 280.8 298.8 0.52 11 495 5452 -29.9 -32.5 78 2.6 -30.2 270 36 297.4 297.5 280.9 299.1 0.50 12 400 6940 -41.7 -44.6 73 2.9 -41.9 280 48 300.8 300.8 282.0 301.4 0.18 13 324 8330 -53.9 -57.4 65 3.5 -53.9 276 48 302.6 302.6 282.5 302.8 0.05 14 300 8820 -57.1 -60.4 66 3.3 -57.2 275 48 304.9 304.9 283.4 305.0 0.04 15 268 9523 -61.9 -65.1 65 3.2 -61.9 275 46 307.9 307.9 284.5 307.9 0.02 16 250 9950 -62.9 -66.4 62 3.5 -62.9 275 44 312.6 312.6 286.2 312.6 0.02 17 234 10356 -64.7 -68.3 61 3.6 -64.7 280 38 315.8 315.8 287.3 315.9 0.02 18 225 10597 -63.3 -66.9 61 3.6 -63.3 279 38 321.5 321.5 289.2 321.6 0.02 19 200 11320 -64.1 -67.7 61 3.6 -64.1 275 36 331.2 331.3 292.1 331.3 0.02 20 150 13080 -65.1 -68.7 61 3.6 -65.1 285 42 357.9 357.9 298.3 358.0 0.02 21 100 15520 -69.1 -73.0 57 3.9 -69.1 295 40 394.2 394.2 304.4 394.3 0.02 22 70 17640 -72.9 -77.0 54 4.1 -72.9 300 42 428.4 428.4 308.7 428.5 0.02 23 50 19590 -77.7 -81.8 51 4.1 -77.7 300 40 460.4 460.4 311.8 460.4 0.01 24 42 20584 -79.3 -83.5 50 4.2 -79.3 305 45 480.0 480.0 313.4 480.0 0.01 25 30 22490 -80.3 -84.4 50 4.1 -80.3 315 56 525.7 525.7 316.6 525.8 0.01 26 20 24770 -80.9 -84.9 51 4.0 -81.0 315 46 588.5 588.5 320.1 588.6 0.01 27 18 25364 -80.5 -84.6 50 4.1 -80.5 607.8 607.8 321.0 607.9 0.02 TRP 234 10356 -64.7 -68.3 61 3.6 -64.7 280 38 315.8 315.8 287.3 315.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5248.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 84.04 % Est. max temperature: 4.12 C = 39.42 F Sfc-Lift cond lev (LCL): 965.93 mb = 400.47 m = 1313.88 ft T: -8.06 C 700-500 lapse rate: 6.94 C/km ThetaE index: 0.00 C Layer 1002.0- -0.0 mb Conv cond level (CCL): 687.89 mb = 3030.52 m = 9942.52 ft Mean mixing ratio: 2.01 g/kg Conv temperature: 16.33 C = 61.40 F Cap Strength: 13.99 C Lifted Index: 18.18 C Risk: None Lifted Index @300 mb: 20.99 C Lifted Index @700 mb: 13.99 C Showalter Index: 11.85 C Risk: None Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 19.30 C K Index: 8.90 Risk: None Sweat Index: 156.75 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.37 J/kg Max Up Vert Vel: 7.92 m/s Conv Inhibition (B-): 44652.61 J/kg Cap Strength: 18.11 C Lift Cond Lev (LCL): 922.84 mb = 754.35 m = 2474.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 23 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 116 180 5 0.0 5.0 | 123 25 -20.8 13.8 1 1000 132 180 7 0.0 7.0 | 127 26 -20.8 15.8 2 925 736 250 31 29.1 10.6 | 203 21 8.3 19.4 3 850 1395 250 27 25.4 9.2 | 194 19 4.5 18.0 4 700 2902 265 29 28.9 2.5 | 216 14 8.1 11.3 5 500 5380 270 35 35.0 -0.0 | 238 17 14.2 8.8 6 400 6940 280 48 47.3 -8.3 | 269 26 26.4 0.4 7 300 8820 275 48 47.8 -4.2 | 260 27 27.0 4.6 8 250 9950 275 44 43.8 -3.8 | 258 24 23.0 4.9 9 234 10356 280 38 37.4 -6.6 | 263 17 16.6 2.2 10 200 11320 275 36 35.9 -3.1 | 250 16 15.0 5.6 11 150 13080 285 42 40.6 -10.9 | 276 20 19.7 -2.1 12 100 15520 295 40 36.3 -16.9 | 298 17 15.4 -8.2 13 70 17640 300 42 36.4 -21.0 | 308 20 15.5 -12.2 14 50 19590 300 40 34.6 -20.0 | 309 18 13.8 -11.2 15 30 22490 315 56 39.6 -39.6 | 329 36 18.8 -30.8 16 20 24770 315 46 32.5 -32.5 | 334 26 11.7 -23.8 Wind Parameters Mean winds (0-6000m): 262.8 at 30.1 knts Storm direction: 292.8 at 22.6 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 252.2 neg: -13.9 tot: 238.3 m^2/s^2 ave: 79.4 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.5 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.59 Bulk Shear: 52.93 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 ------------------------------------------------------------------------------- 500 225 16 155 22| 24.5 0.0 24.5|180.4 0.0 180.4 360.8 0.97| 28.1 27.3 1000 244 23 179 19| 14.1 0.0 14.1|225.1 -7.4 217.7 217.7 0.88| 19.2 16.9 1500 247 24 185 18| 9.0 0.0 9.0|228.7 -13.9 214.8 143.2 0.81| 13.7 11.1 2000 249 25 189 18| 7.0 0.0 7.0|237.4 -13.9 223.6 111.8 0.81| 10.9 8.8 2500 251 26 192 17| 5.8 0.0 5.8|245.7 -13.9 231.8 92.7 0.81| 9.3 7.5 3000 254 26 196 17| 5.1 0.0 5.1|252.2 -13.9 238.3 79.4 0.81| 8.1 6.5 4000 257 27 202 16| 4.1 0.0 4.1|261.6 -13.9 247.8 61.9 0.81| 6.4 5.2 5000 260 29 209 15| 3.6 0.0 3.6|271.5 -13.9 257.6 51.5 0.82| 5.4 4.4 6000 263 30 216 15| 3.6 0.0 3.6|301.0 -13.9 287.2 47.9 0.81| 5.1 4.2 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251210.00.gif