UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 25 APR 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 ------------------------------------------------------------------------------- 0 1000 99 315 1 SFC 998 115 -1.1 -3.3 85 2.2 -1.9 315 1 272.2 272.7 271.4 280.3 3.00 2 975 300 0.0 -4.2 73 4.2 -1.6 324 6 275.1 275.6 272.9 283.0 2.87 3 925 716 -3.9 -7.7 75 3.8 -5.1 345 17 275.3 275.7 272.2 281.8 2.31 4 888 1039 -6.1 -9.4 77 3.3 -7.1 333 16 276.3 276.6 272.4 282.2 2.11 5 850 1383 -6.3 -13.3 58 7.0 -8.3 320 15 279.5 279.8 273.6 284.2 1.61 6 819 1673 -6.9 -18.9 38 12.0 -9.9 315 16 281.9 282.1 274.0 285.0 1.05 7 770 2152 -8.9 -28.9 18 20.0 -12.6 307 18 284.8 284.8 274.6 286.2 0.46 8 720 2669 -12.1 -32.1 17 20.0 -15.3 299 20 286.8 286.8 275.6 287.9 0.36 9 700 2884 -12.1 -34.1 14 22.0 -15.6 295 21 289.1 289.1 276.7 290.1 0.30 10 689 3005 -12.3 -36.3 12 24.0 -15.9 294 22 290.2 290.2 277.2 291.0 0.25 11 581 4289 -18.9 -42.9 10 24.0 -21.6 278 35 297.0 297.0 280.2 297.5 0.15 12 500 5390 -26.3 -47.3 12 21.0 -28.0 265 46 301.0 301.0 281.9 301.4 0.11 13 470 5833 -29.3 -50.3 11 21.0 -30.7 264 49 302.6 302.6 282.5 302.9 0.08 14 400 6960 -38.1 -48.1 34 10.0 -38.7 260 58 305.5 305.5 283.8 305.9 0.12 15 360 7677 -43.7 -51.7 41 8.0 -44.0 258 63 307.3 307.3 284.4 307.6 0.09 16 328 8297 -48.5 -56.5 39 8.0 -48.7 257 68 309.0 309.0 285.0 309.2 0.06 17 300 8880 -51.7 -59.7 38 8.0 -51.9 255 73 312.5 312.5 286.2 312.6 0.04 18 277 9398 -55.1 -63.1 36 8.0 -55.2 250 79 314.8 314.8 287.1 314.9 0.03 19 276 9421 -55.1 -63.1 36 8.1 -55.2 250 81 315.2 315.2 287.2 315.3 0.03 20 258 9856 -54.3 -63.3 32 9.0 -54.5 257 71 322.4 322.4 289.5 322.5 0.03 21 250 10060 -54.1 -62.1 37 8.0 -54.2 260 66 325.6 325.6 290.5 325.8 0.04 22 201 11477 -48.3 -58.3 31 10.0 -48.7 250 43 355.8 355.8 297.9 356.1 0.07 23 200 11510 -48.5 -58.5 30 10.0 -48.9 250 42 356.0 356.0 298.0 356.3 0.07 24 150 13390 -49.7 -63.7 18 14.0 -50.3 265 35 384.4 384.4 303.0 384.7 0.05 25 100 16030 -52.9 -69.9 11 17.0 -53.5 265 25 425.5 425.5 308.4 425.7 0.03 26 71 18229 -55.7 -73.7 9 18.0 -56.3 265 23 463.3 463.3 312.1 463.5 0.03 27 70 18320 -55.5 -74.5 8 19.0 -56.2 265 23 465.7 465.7 312.3 465.8 0.02 28 52 20210 -54.3 -74.3 7 20.0 -55.3 261 21 509.8 509.8 315.7 510.0 0.03 29 50 20460 -55.1 -75.1 7 20.0 -56.1 260 21 513.6 513.6 315.9 513.8 0.03 30 30 23700 -58.3 -79.3 5 21.0 -59.4 255 13 585.7 585.7 319.9 585.9 0.02 31 29 23913 -59.5 -79.5 6 20.0 -60.4 260 12 588.1 588.1 320.0 588.3 0.02 32 25 24851 -55.3 -76.3 6 21.0 -57.0 282 10 625.7 625.7 321.7 626.0 0.05 33 20 26270 -56.9 -78.9 5 22.0 -58.6 315 7 662.0 662.0 323.2 662.3 0.04 34 19 26594 -57.7 -79.7 4 22.0 -59.4 669.3 669.3 323.4 669.6 0.04 35 17 27302 -54.3 -77.3 4 23.0 -56.9 701.8 701.9 324.5 702.4 0.06 TRP 277 9398 -55.1 -63.1 36 8.0 -55.2 250 79 314.8 314.8 287.1 314.9 0.03 WND 276 9421 -55.1 -63.1 36 8.1 -55.2 250 81 315.2 315.2 287.2 315.3 0.03 Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: Surface below freezing Freezing level: 975.00 mb = 300.02 m = 984.31 ft Freezing level: 975.00 mb = 300.02 m = 984.31 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 29.86 % Est. max temperature: 6.38 C = 43.49 F Sfc-Lift cond lev (LCL): 964.11 mb = 388.74 m = 1275.38 ft T: -0.83 C 700-500 lapse rate: 5.67 C/km ThetaE index: 1.28 C Layer 925.0- 888.0 mb Conv cond level (CCL): 776.51 mb = 2086.85 m = 6846.53 ft Mean mixing ratio: 2.57 g/kg Conv temperature: 11.06 C = 51.90 F Cap Strength: 13.83 C Lifted Index: 15.98 C Risk: None Lifted Index @300 mb: 21.52 C Lifted Index @700 mb: 9.00 C Showalter Index: 14.34 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 13.00 C K Index: -15.30 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.90 J/kg Max Up Vert Vel: 4.22 m/s Conv Inhibition (B-): 54318.73 J/kg Cap Strength: 15.84 C Lift Cond Lev (LCL): 893.87 mb = 986.73 m = 3237.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 20 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 ---------------------------------------------------------- 0 998 115 315 1 0.7 -0.7 | 132 19 -14.5 13.0 1 925 716 345 17 4.4 -16.4 | 76 11 -10.8 -2.7 2 850 1383 320 15 9.6 -11.5 | 112 6 -5.6 2.2 3 700 2884 295 21 19.0 -8.9 | 218 6 3.8 4.9 4 500 5390 265 46 45.8 4.0 | 240 35 30.6 17.7 5 400 6960 260 58 57.1 10.1 | 240 48 41.9 23.8 6 300 8880 255 73 70.5 18.9 | 239 64 55.3 32.6 7 277 9398 250 79 74.2 27.0 | 235 72 59.0 40.8 8 276 9421 250 81 76.1 27.7 | 236 74 60.9 41.4 9 250 10060 260 66 65.0 11.5 | 243 56 49.8 25.2 10 200 11510 250 42 39.5 14.4 | 221 37 24.3 28.1 11 150 13390 265 35 34.9 3.1 | 230 26 19.7 16.8 12 100 16030 265 25 24.9 2.2 | 211 19 9.7 15.9 13 70 18320 265 23 22.9 2.0 | 206 18 7.7 15.7 14 50 20460 260 21 20.7 3.6 | 197 18 5.5 17.4 15 30 23700 255 13 12.6 3.4 | 171 17 -2.6 17.1 16 20 26270 315 7 4.9 -4.9 | 131 14 -10.3 8.8 Wind Parameters Mean winds (0-6000m): 282.1 at 27.3 knts Storm direction: 312.1 at 20.5 knts Shear (0-3000m) pos: 2.3 neg: 3.0 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 100.4 deg Storm rel helicity (0-3000m) pos: 19.3 neg: -35.9 tot: -16.6 m^2/s^2 ave: -5.5 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 80.25 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 ------------------------------------------------------------------------------- 500 344 8 116 15| 13.8 0.0 13.8| 0.0 -27.8 -27.8 -55.6 -0.62| 14.2 -8.8 1000 340 12 103 11| 6.9 1.5 8.4| 5.0 -35.9 -30.8 -30.8 -0.44| 10.9 -4.8 1500 333 13 102 10| 4.6 2.2 6.8| 10.0 -35.9 -25.8 -17.2 -0.24| 8.7 -2.1 2000 327 14 105 8| 3.4 2.5 5.9| 12.4 -35.9 -23.5 -11.7 -0.13| 7.3 -1.0 2500 320 15 111 6| 2.8 2.7 5.4| 14.9 -35.9 -21.0 -8.4 -0.03| 6.6 -0.2 3000 315 16 123 4| 2.3 3.0 5.3| 19.3 -35.9 -16.6 -5.5 0.05| 6.2 0.3 4000 303 19 192 3| 1.7 3.7 5.4| 26.8 -35.9 -9.0 -2.3 0.09| 6.2 0.6 5000 291 23 229 8| 1.4 4.2 5.6| 26.8 -50.1 -23.2 -4.6 0.04| 6.3 0.2 6000 282 27 235 14| 1.1 4.3 5.5| 30.7 -59.8 -29.1 -4.8 0.02| 6.0 0.1 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250425.00.gif