UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U6629... Searching the city database file for: U6629 ... Date:0000Z 8 DEC 25 Station: U6629 WMO ident: 26629 Latitude: 54.88 Longitude: 23.88 ------------------------------------------------------------------------------- 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 1008 79 0.6 -0.3 94 0.9 0.3 170 7 273.1 273.7 273.0 283.1 3.71 1 1000 143 0.0 -0.3 98 0.3 -0.1 165 11 273.1 273.8 273.0 283.2 3.74 2 965 428 -1.5 -1.5 100 0.0 -1.5 197 10 274.4 275.0 273.5 284.1 3.55 3 940 638 1.0 0.5 96 0.5 0.8 221 9 279.0 279.8 277.0 290.7 4.22 4 925 767 0.4 0.2 99 0.2 0.3 235 9 279.7 280.4 277.3 291.3 4.19 5 863 1323 -0.3 -0.3 100 0.0 -0.3 214 14 284.6 285.3 279.9 296.8 4.33 6 850 1444 -0.9 -0.9 100 0.0 -0.9 210 15 285.2 285.9 280.1 297.1 4.21 7 743 2509 -5.1 -8.9 75 3.8 -6.5 210 18 291.8 292.3 281.1 299.6 2.62 8 721 2745 -6.1 -8.1 86 2.0 -6.8 210 18 293.2 293.8 282.1 301.8 2.88 9 700 2975 -8.1 -8.7 95 0.6 -8.3 210 19 293.5 294.0 282.1 302.0 2.83 10 665 3371 -10.9 -10.9 100 0.0 -10.9 211 20 294.7 295.2 282.3 302.2 2.50 11 644 3617 -11.9 -12.4 96 0.5 -12.1 211 21 296.3 296.7 282.7 303.3 2.29 12 632 3761 -12.5 -20.5 51 8.0 -14.5 212 21 297.2 297.4 281.7 300.9 1.18 13 628 3810 -12.5 -33.5 16 21.0 -16.1 212 22 297.7 297.8 280.8 299.0 0.36 14 621 3895 -13.1 -37.1 11 24.0 -16.8 212 22 298.0 298.1 280.8 298.9 0.25 15 609 4044 -13.9 -37.9 11 24.0 -17.4 212 22 298.8 298.8 281.1 299.6 0.24 16 588 4309 -15.9 -30.9 26 15.0 -18.5 213 23 299.4 299.5 281.8 301.1 0.49 17 582 4387 -16.5 -21.5 65 5.0 -17.7 213 23 299.6 299.8 282.7 303.4 1.18 18 580 4412 -16.5 -26.5 42 10.0 -18.5 213 23 299.9 300.1 282.3 302.4 0.76 19 574 4491 -17.1 -27.1 42 10.0 -19.0 213 24 300.1 300.2 282.4 302.5 0.72 20 558 4702 -18.9 -22.1 76 3.2 -19.6 213 24 300.4 300.6 283.1 304.1 1.17 21 533 5042 -21.3 -22.5 90 1.2 -21.5 214 25 301.5 301.7 283.5 305.3 1.18 22 512 5337 -23.7 -24.7 91 1.0 -23.9 215 26 302.1 302.3 283.5 305.4 1.01 23 500 5510 -25.1 -27.3 82 2.2 -25.5 215 27 302.4 302.6 283.4 305.1 0.81 24 400 7090 -37.7 -40.6 74 2.9 -37.9 210 38 306.0 306.0 284.2 307.0 0.28 25 376 7513 -41.7 -44.6 73 2.9 -41.9 210 40 306.2 306.2 284.1 306.8 0.19 26 344 8110 -45.7 -46.5 92 0.8 -45.7 210 43 308.6 308.7 285.0 309.2 0.17 27 332 8346 -47.3 -49.7 76 2.4 -47.4 210 44 309.6 309.6 285.3 310.0 0.12 28 309 8818 -49.9 -54.2 60 4.3 -50.0 210 47 312.4 312.4 286.3 312.7 0.08 29 300 9010 -51.5 -54.4 71 2.9 -51.6 210 48 312.8 312.8 286.4 313.1 0.08 30 294 9141 -52.5 -54.8 76 2.3 -52.5 211 48 313.2 313.2 286.5 313.4 0.08 31 279 9479 -53.3 -63.3 29 10.0 -53.5 214 46 316.7 316.7 287.7 316.8 0.03 32 258 9980 -55.7 -70.7 14 15.0 -55.9 218 45 320.4 320.4 288.9 320.4 0.01 33 250 10180 -56.7 -71.7 13 15.0 -56.9 220 44 321.8 321.8 289.3 321.8 0.01 34 227 10788 -60.1 -73.1 17 13.0 -60.2 235 31 325.6 325.6 290.5 325.6 0.01 35 200 11580 -59.7 -78.7 7 19.0 -59.9 338.2 338.2 293.9 338.2 0.00 36 150 13360 -62.7 -83.7 4 21.0 -62.9 362.1 362.1 299.1 362.1 0.00 37 100 15840 -66.7 -86.7 4 20.0 -66.8 398.9 398.9 305.0 398.9 0.00 38 88 16607 -69.3 -87.3 6 18.0 -69.4 408.5 408.5 306.3 408.5 0.00 39 70 17970 -70.1 -88.1 5 18.0 -70.2 434.4 434.4 309.3 434.4 0.00 40 50 19960 -70.9 -89.9 4 19.0 -71.1 476.4 476.4 313.2 476.4 0.00 41 39 21430 -71.5 -90.5 4 19.0 -71.6 510.0 510.0 315.7 510.0 0.00 TRP 227 10788 -60.1 -73.1 17 13.0 -60.2 235 31 325.6 325.6 290.5 325.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5367.00 m Freezing level: 1000.00 mb = 143.00 m = 469.15 ft Freezing level: 950.00 mb = 553.75 m = 1816.73 ft Freezing level: 889.57 mb = 1084.55 m = 3558.20 ft Wetbulb zero: 1002.66 mb = 121.71 m = 399.31 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 80.88 % Est. max temperature: 12.33 C = 54.19 F Sfc-Lift cond lev (LCL): 993.82 mb = 192.55 m = 631.71 ft T: -0.26 C 700-500 lapse rate: 6.71 C/km Conv cond level (CCL): 1000.00 mb = 143.00 m = 469.15 ft Mean mixing ratio: 3.90 g/kg Conv temperature: 0.88 C = 33.58 F Cap Strength: 13.16 C Lifted Index: 13.26 C Risk: None Lifted Index @300 mb: 18.15 C Lifted Index @700 mb: 9.40 C Showalter Index: 5.88 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 24.20 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 92.89 Risk: None Energy Index: 1.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.95 J/kg Max Up Vert Vel: 8.83 m/s Conv Inhibition (B-): 31785.50 J/kg Cap Strength: 13.24 C Lift Cond Lev (LCL): 953.09 mb = 527.12 m = 1729.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 242 at 15 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 1008 79 170 7 -1.2 6.9 | 90 14 -14.1 0.0 1 1000 143 165 11 -2.8 10.6 | 104 16 -15.7 3.8 2 925 767 235 9 7.4 5.2 | 73 6 -5.5 -1.7 3 850 1444 210 15 7.5 13.0 | 139 8 -5.4 6.1 4 700 2975 210 19 9.5 16.5 | 161 10 -3.4 9.6 5 500 5510 215 27 15.5 22.1 | 190 15 2.6 15.3 6 400 7090 210 38 19.0 32.9 | 193 27 6.1 26.1 7 300 9010 210 48 24.0 41.6 | 198 36 11.1 34.7 8 250 10180 220 44 28.3 33.7 | 210 31 15.4 26.9 Wind Parameters Mean winds (0-6000m): 212.0 at 19.4 knts Storm direction: 242.0 at 14.6 knts Shear (0-3000m) pos: 1.8 neg: 1.2 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 72.2 deg Storm rel helicity (0-3000m) pos: 34.2 neg: -7.6 tot: 26.7 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.29 Bulk Shear: 17.02 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 ------------------------------------------------------------------------------- 500 185 10 105 12| 6.9 0.0 6.9| 16.0 -2.9 13.0 26.1 0.24| 12.4 3.0 1000 206 10 105 9| 4.9 0.0 4.9| 20.2 -7.6 12.7 12.7 0.18| 9.6 1.7 1500 209 11 112 8| 3.2 1.6 4.9| 26.0 -7.6 18.4 12.3 0.29| 8.1 2.3 2000 209 12 121 8| 2.4 1.5 3.9| 28.6 -7.6 21.1 10.5 0.32| 6.4 2.0 2500 209 13 128 8| 1.9 1.5 3.4| 31.3 -7.6 23.8 9.5 0.35| 5.4 1.9 3000 210 14 134 8| 1.8 1.2 3.0| 34.2 -7.6 26.7 8.9 0.37| 4.7 1.7 4000 210 16 145 8| 1.7 0.9 2.6| 42.0 -7.6 34.5 8.6 0.42| 4.0 1.6 5000 211 18 156 9| 1.7 0.7 2.4| 50.4 -7.6 42.8 8.6 0.45| 3.5 1.6 6000 212 19 165 10| 1.6 0.9 2.5| 57.4 -7.6 49.9 8.3 0.43| 3.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//U6629/skewt/U6629.skewt.20251208.00.gif