UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 2 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 1.0 -0.5 90 1.5 0.4 200 5 274.0 274.6 273.4 284.0 3.67 1 1000 132 0.8 -0.9 88 1.7 0.1 205 5 274.0 274.5 273.3 283.7 3.58 2 925 754 -2.7 -4.5 87 1.8 -3.4 280 29 276.5 277.0 273.9 284.7 2.96 3 907 910 -3.5 -5.4 87 1.9 -4.2 279 29 277.3 277.8 274.0 285.1 2.81 4 850 1424 -3.3 -4.7 90 1.4 -3.8 275 27 282.7 283.2 277.5 291.7 3.17 5 820 1709 -3.5 -5.2 88 1.7 -4.1 275 30 285.4 285.9 278.9 294.5 3.16 6 730 2619 -10.7 -16.7 61 6.0 -12.3 275 40 287.2 287.4 277.4 291.4 1.42 7 700 2943 -10.1 -13.8 74 3.7 -11.2 275 44 291.3 291.6 280.0 297.0 1.88 8 696 2987 -10.3 -13.6 77 3.3 -11.3 275 44 291.6 291.9 280.1 297.3 1.92 9 600 4110 -19.3 -21.8 81 2.5 -19.8 275 44 293.8 294.0 280.1 297.3 1.11 10 568 4515 -21.9 -27.9 58 6.0 -22.9 275 44 295.4 295.5 280.3 297.6 0.68 11 539 4898 -25.1 -29.9 64 4.8 -25.8 275 44 296.0 296.1 280.4 297.9 0.59 12 512 5270 -27.5 -35.5 46 8.0 -28.4 275 44 297.5 297.6 280.8 298.7 0.36 13 500 5440 -27.9 -37.9 38 10.0 -28.9 275 44 299.0 299.1 281.3 300.0 0.29 14 471 5865 -31.1 -43.1 30 12.0 -32.1 275 46 300.2 300.2 281.7 300.8 0.18 15 451 6170 -33.5 -44.5 32 11.0 -34.3 275 48 300.9 301.0 282.0 301.5 0.16 16 400 7000 -39.5 -48.5 38 9.0 -39.9 275 52 303.7 303.7 283.0 304.1 0.12 17 313 8628 -52.5 -60.5 37 8.0 -52.7 275 59 307.6 307.6 284.5 307.7 0.04 18 300 8900 -55.1 -63.1 36 8.0 -55.2 275 60 307.7 307.7 284.5 307.8 0.03 19 277 9408 -59.1 -66.1 40 7.0 -59.2 270 64 309.0 309.0 284.9 309.1 0.02 20 276 9431 -59.2 -66.2 40 7.0 -59.3 270 64 309.2 309.2 285.0 309.2 0.02 21 255 9927 -61.5 -68.5 39 7.0 -61.6 275 64 312.9 312.9 286.4 312.9 0.01 22 250 10050 -61.3 -68.3 39 7.0 -61.4 270 64 314.9 314.9 287.1 315.0 0.02 23 223 10759 -61.9 -68.9 39 7.0 -62.0 278 57 324.5 324.5 290.1 324.5 0.02 24 200 11440 -58.1 -65.1 40 7.0 -58.2 285 50 340.8 340.8 294.6 340.9 0.03 25 198 11503 -57.9 -64.9 40 7.0 -58.0 285 50 342.1 342.1 294.8 342.2 0.03 26 164 12683 -60.5 -67.5 39 7.0 -60.6 285 44 356.6 356.6 298.1 356.7 0.03 27 150 13240 -59.5 -66.5 40 7.0 -59.6 285 42 367.6 367.6 300.2 367.7 0.03 28 119 14681 -59.1 -67.1 35 8.0 -59.3 285 36 393.5 393.5 304.3 393.7 0.04 29 100 15760 -61.7 -69.7 34 8.0 -61.9 285 31 408.5 408.5 306.3 408.7 0.03 30 70 17950 -65.3 -74.3 28 9.0 -65.5 290 31 444.7 444.7 310.4 444.8 0.02 31 50 19970 -69.9 -78.9 26 9.0 -70.0 295 36 478.8 478.8 313.4 478.9 0.02 32 39 21437 -73.7 -83.7 20 10.0 -73.8 295 42 504.4 504.4 315.2 504.5 0.01 33 33 22415 -73.3 -83.3 20 10.0 -73.4 295 46 530.2 530.2 316.9 530.2 0.01 34 30 22970 -76.1 -85.1 23 9.0 -76.2 295 48 537.2 537.2 317.3 537.2 0.01 35 24 24243 -80.7 -89.7 21 9.0 -80.8 295 56 559.2 559.2 318.6 559.2 0.01 36 20 25270 -81.3 -89.3 25 8.0 -81.4 295 62 587.3 587.3 320.0 587.4 0.01 37 15 26878 -83.3 -92.3 19 9.0 -83.4 631.0 631.0 321.9 631.1 0.00 TRP 255 9927 -61.5 -68.5 39 7.0 -61.6 275 64 312.9 312.9 286.4 312.9 0.01 WND 276 9431 -59.2 -66.2 40 7.0 -59.3 270 64 309.2 309.2 285.0 309.2 0.02 Sounding variables and indices 1000-500 mb thick: 5308.00 m Freezing level: 982.86 mb = 274.17 m = 899.50 ft Wetbulb zero: 997.68 mb = 150.50 m = 493.76 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 75.02 % Est. max temperature: 9.50 C = 49.10 F Sfc-Lift cond lev (LCL): 978.77 mb = 303.24 m = 994.86 ft T: -0.16 C 700-500 lapse rate: 7.13 C/km ThetaE index: 3.05 C Layer 730.0- 700.0 mb Conv cond level (CCL): 792.67 mb = 1974.40 m = 6477.62 ft Mean mixing ratio: 3.18 g/kg Conv temperature: 12.95 C = 55.31 F Cap Strength: 11.50 C Lifted Index: 12.57 C Risk: None Lifted Index @300 mb: 16.54 C Lifted Index @700 mb: 9.33 C Showalter Index: 7.06 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 23.20 C K Index: 16.20 Risk: < 20 % chance of thunderstorms Sweat Index: 98.00 Risk: None Energy Index: 1.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.32 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 51852.52 J/kg Cap Strength: 12.10 C Lift Cond Lev (LCL): 925.18 mb = 752.44 m = 2468.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 28 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 116 200 5 1.7 4.7 | 134 30 -21.4 20.9 1 1000 132 205 5 2.1 4.5 | 135 29 -21.0 20.7 2 925 754 280 29 28.6 -5.0 | 206 12 5.5 11.1 3 850 1424 275 27 26.9 -2.4 | 195 14 3.8 13.8 4 700 2943 275 44 43.8 -3.8 | 239 24 20.7 12.4 5 500 5440 275 44 43.8 -3.8 | 239 24 20.7 12.4 6 400 7000 275 52 51.8 -4.5 | 248 31 28.7 11.7 7 300 8900 275 60 59.8 -5.2 | 253 38 36.7 11.0 8 276 9431 270 64 64.0 -0.0 | 248 44 40.9 16.2 9 255 9927 275 64 63.8 -5.6 | 255 42 40.7 10.6 10 250 10050 270 64 64.0 -0.0 | 248 44 40.9 16.2 11 200 11440 285 50 48.3 -12.9 | 263 25 25.2 3.2 12 150 13240 285 42 40.6 -10.9 | 253 18 17.5 5.3 13 100 15760 285 31 29.9 -8.0 | 220 11 6.9 8.2 14 70 17950 290 31 29.1 -10.6 | 227 8 6.0 5.6 15 50 19970 295 36 32.6 -15.2 | 264 10 9.5 1.0 16 30 22970 295 48 43.5 -20.3 | 281 21 20.4 -4.1 17 20 25270 295 62 56.2 -26.2 | 287 35 33.1 -10.0 Wind Parameters Mean winds (0-6000m): 275.0 at 37.6 knts Storm direction: 305.0 at 28.2 knts Shear (0-3000m) pos: 4.7 neg: 2.8 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 233.4 neg: -7.9 tot: 225.5 m^2/s^2 ave: 75.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 6.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.12 Bulk Shear: 83.11 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 ------------------------------------------------------------------------------- 500 254 14 154 22| 22.5 0.0 22.5|143.8 0.0 143.8 287.7 0.87| 25.0 21.6 1000 275 21 171 15| 14.0 0.0 14.0|170.0 -3.9 166.1 166.1 0.76| 17.9 13.6 1500 275 23 180 14| 9.3 0.6 9.9|178.0 -7.9 170.0 113.4 0.71| 13.1 9.4 2000 275 25 189 14| 7.0 1.8 8.8|198.8 -7.9 190.9 95.5 0.73| 11.3 8.3 2500 275 28 199 14| 5.6 2.6 8.2|219.7 -7.9 211.8 84.7 0.73| 10.2 7.5 3000 275 30 208 15| 4.7 2.8 7.4|233.4 -7.9 225.5 75.2 0.73| 9.1 6.6 4000 275 34 218 17| 3.5 2.1 5.6|233.4 -7.9 225.5 56.4 0.73| 6.8 5.0 5000 275 36 224 18| 2.8 1.7 4.5|233.4 -7.9 225.5 45.1 0.73| 5.5 4.0 6000 275 38 228 19| 2.3 1.7 4.0|246.3 -7.9 238.4 39.7 0.72| 4.9 3.5 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251202.12.gif