UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 20 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 76 340 1 SFC 995 116 1.0 -2.8 76 3.8 -0.4 340 1 274.5 275.1 272.9 283.1 3.12 2 925 696 -4.5 -9.1 70 4.6 -6.0 25 15 274.7 275.1 271.4 280.5 2.07 3 909 833 -5.5 -9.5 73 4.0 -6.7 10 15 275.1 275.4 271.6 280.8 2.04 4 896 947 -5.3 -9.0 75 3.7 -6.5 357 16 276.4 276.8 272.6 282.5 2.16 5 878 1107 -2.7 -7.2 71 4.5 -4.3 339 16 280.7 281.1 275.6 287.9 2.53 6 850 1364 -3.1 -14.1 42 11.0 -6.4 310 17 282.9 283.2 275.3 287.3 1.51 7 827 1581 -1.7 -14.7 36 13.0 -5.7 309 20 286.6 286.9 277.2 291.0 1.48 8 743 2429 -3.7 -22.7 21 19.0 -8.5 307 33 293.3 293.5 279.6 296.0 0.83 9 700 2897 -6.7 -21.7 29 15.0 -10.5 305 40 295.1 295.2 280.5 298.1 0.96 10 668 3261 -8.9 -18.9 44 10.0 -11.6 302 45 296.6 296.8 281.6 300.6 1.28 11 588 4245 -11.1 -13.6 82 2.5 -11.9 295 57 305.0 305.5 286.1 312.2 2.27 12 500 5470 -19.3 -22.1 78 2.8 -20.0 285 73 309.5 309.8 286.6 313.8 1.30 13 400 7090 -30.7 -34.6 69 3.9 -31.2 295 89 315.1 315.2 287.7 316.9 0.51 14 367 7696 -34.9 -38.4 70 3.5 -35.3 294 93 317.3 317.4 288.3 318.7 0.38 15 306 8938 -44.7 -48.1 69 3.4 -44.9 290 100 320.5 320.6 289.1 321.1 0.16 16 302 9026 -46.9 -50.1 70 3.2 -47.0 290 101 318.6 318.7 288.5 319.1 0.13 17 300 9070 -47.1 -50.3 70 3.2 -47.2 290 101 319.0 319.0 288.6 319.5 0.13 18 250 10250 -54.7 -58.3 64 3.6 -54.8 295 104 324.7 324.8 290.3 325.0 0.06 19 248 10302 -54.9 -58.5 64 3.6 -55.0 295 106 325.2 325.2 290.4 325.4 0.06 20 246 10354 -55.1 -58.7 64 3.6 -55.2 295 106 325.6 325.7 290.5 325.9 0.06 21 217 11148 -61.9 -65.3 64 3.4 -61.9 295 101 327.0 327.0 290.9 327.1 0.03 22 210 11352 -60.9 -64.5 62 3.6 -60.9 295 93 331.7 331.7 292.2 331.8 0.03 23 200 11660 -57.3 -60.9 63 3.6 -57.4 295 81 342.0 342.0 294.8 342.2 0.05 24 197 11755 -56.1 -59.7 64 3.6 -56.2 295 79 345.4 345.4 295.7 345.7 0.06 25 150 13490 -54.3 -58.6 59 4.3 -54.5 300 52 376.5 376.5 301.8 377.0 0.09 26 141 13887 -53.7 -58.3 57 4.6 -53.9 384.3 384.3 303.0 384.8 0.10 27 106 15715 -55.3 -61.3 47 6.0 -55.6 413.9 413.9 307.0 414.4 0.09 TRP 217 11148 -61.9 -65.3 64 3.4 -61.9 295 101 327.0 327.0 290.9 327.1 0.03 WND 248 10302 -54.9 -58.5 64 3.6 -55.0 295 106 325.2 325.2 290.4 325.4 0.06 Sounding variables and indices 1000-500 mb thick: 5394.00 m Freezing level: 982.27 mb = 221.65 m = 727.19 ft Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 57.21 % Est. max temperature: 10.14 C = 50.24 F Sfc-Lift cond lev (LCL): 937.79 mb = 586.90 m = 1925.51 ft T: -3.47 C 700-500 lapse rate: 4.90 C/km ThetaE index: 2.60 C Layer 925.0- 909.0 mb Conv cond level (CCL): 562.73 mb = 4576.56 m = 15014.76 ft Mean mixing ratio: 2.44 g/kg Conv temperature: 32.68 C = 90.82 F Cap Strength: 21.28 C Lifted Index: 23.40 C Risk: None Lifted Index @300 mb: 26.53 C Lifted Index @700 mb: 14.78 C Showalter Index: 18.94 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 5.20 C K Index: -12.90 Risk: None Sweat Index: 107.00 Risk: None Energy Index: 5.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.40 J/kg Max Up Vert Vel: 2.97 m/s Conv Inhibition (B-): 19971.64 J/kg Cap Strength: 23.19 C Lift Cond Lev (LCL): 886.67 mb = 1029.26 m = 3376.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 32 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 ---------------------------------------------------------- 0 995 116 340 1 0.3 -0.9 | 146 31 -17.4 25.6 1 925 696 25 15 -6.3 -13.6 | 118 27 -24.1 12.9 2 850 1364 310 17 13.0 -10.9 | 163 16 -4.7 15.6 3 700 2897 305 40 32.8 -22.9 | 257 15 15.0 3.6 4 500 5470 285 73 70.5 -18.9 | 262 53 52.8 7.6 5 400 7090 295 89 80.7 -37.6 | 280 64 62.9 -11.1 6 300 9070 290 101 94.9 -34.5 | 276 78 77.2 -8.0 7 250 10250 295 104 94.3 -44.0 | 283 78 76.5 -17.4 8 248 10302 295 106 96.1 -44.8 | 283 80 78.3 -18.3 9 217 11148 295 101 91.5 -42.7 | 282 76 73.8 -16.2 10 200 11660 295 81 73.4 -34.2 | 278 56 55.7 -7.7 11 150 13490 300 52 45.0 -26.0 | 269 27 27.3 0.5 Wind Parameters Mean winds (0-6000m): 296.2 at 42.5 knts Storm direction: 326.2 at 31.9 knts Shear (0-3000m) pos: 2.1 neg: 7.1 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 114.7 deg Storm rel helicity (0-3000m) pos: 127.4 neg: -89.8 tot: 37.6 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 240.92 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 23 7 134 29| 12.7 0.0 12.7| 0.0 -75.0 -75.0 -150.0 -0.81| 13.5-11.0 1000 10 11 128 25| 6.3 5.5 11.8| 27.9 -89.8 -61.9 -61.9 -0.26| 14.2 -3.8 1500 346 13 133 20| 4.2 7.0 11.2| 69.9 -89.8 -19.9 -13.3 0.08| 13.4 1.0 2000 330 16 143 16| 3.2 7.0 10.1| 90.4 -89.8 0.5 0.3 0.21| 12.0 2.5 2500 321 19 155 13| 2.5 7.1 9.6|111.0 -89.8 21.2 8.5 0.31| 11.2 3.5 3000 315 23 170 11| 2.1 7.1 9.2|127.4 -89.8 37.6 12.5 0.34| 10.6 3.6 4000 308 29 211 10| 1.6 7.2 8.7|138.9 -89.8 49.1 12.3 0.30| 9.8 3.0 5000 301 36 239 15| 1.3 7.2 8.5|138.9-108.7 30.2 6.0 0.23| 9.4 2.2 6000 296 43 249 22| 1.4 6.5 8.0|242.2-122.7 119.4 19.9 0.26| 9.0 2.3 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250420.00.gif