UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for RK102... Searching the city database file for: RK102 ... Date:1200Z 11 DEC 25 Station: RK102 WMO ident: 47102 Latitude: 37.97 Longitude: 124.63 ------------------------------------------------------------------------------- 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 1026 66 -0.5 -8.5 55 8.0 -3.1 10 8 270.7 271.0 268.7 276.0 1.96 1 1000 270 -2.9 -11.9 50 9.0 -5.5 10 31 270.2 270.5 267.7 274.5 1.53 2 992 334 -3.5 -13.5 46 10.0 -6.2 9 31 270.3 270.5 267.4 274.1 1.36 3 925 881 -8.7 -11.7 79 3.0 -9.5 5 29 270.4 270.7 268.1 275.1 1.68 4 906 1041 -10.1 -13.0 79 2.9 -10.8 5 30 270.6 270.8 268.0 274.9 1.55 5 901 1084 -10.1 -16.1 61 6.0 -11.5 5 31 271.0 271.2 267.6 274.4 1.21 6 899 1101 -8.9 -39.9 6 31.0 -12.8 5 31 272.4 272.4 266.6 272.8 0.13 7 850 1536 -6.3 -47.3 2 41.0 -11.2 345 35 279.5 279.6 271.0 279.8 0.06 8 845 1582 -6.1 -47.1 2 41.0 -11.1 343 35 280.2 280.2 271.4 280.4 0.06 9 704 3003 -8.9 -44.9 4 36.0 -13.6 311 54 292.2 292.2 277.9 292.5 0.10 10 700 3047 -8.7 -44.7 4 36.0 -13.5 310 55 292.9 292.9 278.2 293.2 0.10 11 685 3215 -7.7 -40.7 5 33.0 -12.8 307 57 295.8 295.8 279.7 296.3 0.16 12 659 3514 -9.5 -24.5 28 15.0 -13.0 303 61 297.0 297.2 281.1 299.6 0.80 13 575 4552 -16.3 -42.3 9 26.0 -19.6 286 78 300.9 300.9 282.0 301.5 0.16 14 561 4737 -17.7 -32.7 26 15.0 -20.1 287 80 301.4 301.5 282.5 302.8 0.44 15 540 5022 -18.9 -25.9 54 7.0 -20.3 290 82 303.2 303.4 283.8 306.1 0.86 16 513 5401 -21.5 -27.5 58 6.0 -22.6 294 84 304.6 304.7 284.2 307.2 0.78 17 500 5590 -21.9 -31.9 40 10.0 -23.5 295 85 306.3 306.4 284.6 308.1 0.53 18 493 5694 -22.3 -36.3 27 14.0 -24.2 295 83 307.1 307.2 284.7 308.3 0.35 19 467 6089 -25.5 -47.5 11 22.0 -27.5 295 77 307.9 307.9 284.7 308.3 0.11 20 400 7190 -34.5 -59.5 6 25.0 -35.6 290 87 310.2 310.2 285.4 310.3 0.03 21 390 7367 -36.1 -58.1 9 22.0 -37.1 289 89 310.3 310.3 285.5 310.5 0.04 22 349 8134 -41.3 -51.3 33 10.0 -41.8 287 95 313.3 313.3 286.6 313.7 0.10 23 300 9150 -48.3 -62.3 18 14.0 -48.6 285 112 317.3 317.3 287.9 317.4 0.03 24 299 9172 -48.3 -62.3 18 14.0 -48.6 285 112 317.6 317.6 288.0 317.7 0.03 25 257 10145 -55.9 -61.9 47 6.0 -56.0 277 133 320.4 320.4 288.9 320.6 0.04 26 256 10170 -55.9 -61.9 47 6.0 -56.0 276 134 320.8 320.8 289.0 320.9 0.04 27 251 10295 -54.9 -73.9 8 19.0 -55.1 275 136 324.1 324.1 290.0 324.1 0.01 28 250 10320 -54.5 -73.5 8 19.0 -54.7 275 137 325.0 325.0 290.3 325.1 0.01 29 247 10397 -54.9 -70.9 12 16.0 -55.1 275 138 325.6 325.6 290.5 325.6 0.01 30 241 10554 -53.9 -74.9 6 21.0 -54.2 275 141 329.4 329.4 291.5 329.4 0.01 31 200 11740 -57.3 -77.3 6 20.0 -57.5 270 136 342.0 342.0 294.8 342.0 0.01 32 184 12261 -61.3 -78.3 9 17.0 -61.4 270 144 343.8 343.8 295.2 343.8 0.00 33 174 12608 -59.3 -80.7 5 21.3 -59.5 275 161 352.5 352.5 297.2 352.6 0.00 34 166 12903 -57.7 -82.7 3 25.0 -57.9 276 157 360.1 360.1 298.7 360.1 0.00 35 150 13540 -58.3 -84.3 2 26.0 -58.5 280 132 369.6 369.6 300.5 369.6 0.00 36 105 15766 -62.7 -86.7 3 24.0 -62.9 271 114 400.9 400.9 305.3 401.0 0.00 37 100 16070 -59.1 -86.1 2 27.0 -59.5 270 109 413.5 413.5 306.9 413.5 0.00 38 92 16591 -60.9 -86.9 2 26.0 -61.2 271 109 420.0 420.0 307.7 420.0 0.00 TRP 184 12261 -61.3 -78.3 9 17.0 -61.4 270 144 343.8 343.8 295.2 343.8 0.00 WND 174 12608 -59.3 -80.7 5 21.3 -59.5 275 161 352.5 352.5 297.2 352.6 0.00 Sounding variables and indices 1000-500 mb thick: 5320.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 25.52 % Est. max temperature: 4.58 C = 40.24 F Sfc-Lift cond lev (LCL): 904.99 mb = 1049.61 m = 3443.56 ft T: -10.10 C 700-500 lapse rate: 5.19 C/km ThetaE index: 2.24 C Layer 906.0- 850.0 mb Conv cond level (CCL): 537.68 mb = 5053.42 m = 16579.26 ft Mean mixing ratio: 1.57 g/kg Conv temperature: 32.45 C = 90.41 F Cap Strength: 24.97 C Lifted Index: 26.19 C Risk: None Lifted Index @300 mb: 30.17 C Lifted Index @700 mb: 18.00 C Showalter Index: 21.97 C Risk: None Total Totals Index: -9.80 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: -25.40 C K Index: -67.70 Risk: None Sweat Index: 155.00 Risk: None Energy Index: 5.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.67 J/kg Max Up Vert Vel: 1.16 m/s Conv Inhibition (B-): 22416.72 J/kg Cap Strength: 25.26 C Lift Cond Lev (LCL): 869.73 mb = 1357.77 m = 4454.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 42 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 1026 66 10 8 -1.4 -7.9 | 150 35 -17.6 30.7 1 1000 270 10 31 -5.4 -30.5 | 110 23 -21.6 8.0 2 996 305 10 31 -5.4 -30.5 | 110 23 -21.6 8.0 3 958 610 360 32 -0.0 -32.0 | 112 18 -16.2 6.6 4 925 881 5 29 -2.5 -28.9 | 117 21 -18.8 9.7 5 921 914 5 28 -2.4 -27.9 | 120 22 -18.7 10.7 6 885 1219 5 33 -2.9 -32.9 | 107 20 -19.1 5.7 7 851 1524 340 36 12.3 -33.8 | 140 6 -3.9 4.7 8 850 1536 345 35 9.1 -33.8 | 124 9 -7.2 4.8 9 787 2134 325 39 22.4 -31.9 | 223 9 6.1 6.6 10 757 2438 320 44 28.3 -33.7 | 248 13 12.0 4.9 11 700 3047 310 55 42.1 -35.4 | 263 26 25.9 3.2 12 646 3658 300 63 54.6 -31.5 | 260 39 38.3 7.1 13 572 4572 285 79 76.3 -20.4 | 253 63 60.1 18.1 14 507 5486 295 85 77.0 -35.9 | 267 61 60.8 2.7 15 500 5590 295 85 77.0 -35.9 | 267 61 60.8 2.7 16 466 6096 295 77 69.8 -32.5 | 264 54 53.5 6.0 17 400 7190 290 87 81.8 -29.8 | 262 66 65.5 8.8 18 328 8534 285 99 95.6 -25.6 | 261 80 79.4 13.0 19 300 9150 285 112 108.2 -29.0 | 264 92 91.9 9.6 20 250 10320 275 137 136.5 -11.9 | 258 123 120.2 26.6 21 237 10668 275 143 142.5 -12.5 | 258 129 126.2 26.1 22 205 11582 275 124 123.5 -10.8 | 255 111 107.3 27.8 23 200 11740 270 136 136.0 -0.0 | 252 126 119.8 38.6 24 184 12261 270 144 144.0 -0.0 | 253 133 127.8 38.6 25 174 12608 275 161 160.4 -14.0 | 260 146 144.1 24.5 26 169 12802 275 161 160.4 -14.0 | 260 146 144.1 24.5 27 150 13540 280 132 130.0 -22.9 | 262 115 113.7 15.7 28 139 14021 280 123 121.1 -21.4 | 261 106 104.9 17.2 29 126 14630 275 134 133.5 -11.7 | 257 120 117.2 26.9 30 100 16070 270 109 109.0 -0.0 | 247 100 92.8 38.6 31 92 16459 270 109 109.0 -0.0 | 247 100 92.8 38.6 32 87 16764 280 111 109.3 -19.3 | 258 95 93.1 19.3 Wind Parameters Mean winds (0-6000m): 307.2 at 55.8 knts Storm direction: 337.2 at 41.9 knts Shear (0-3000m) pos: 0.4 neg: 9.3 tot: 9.7 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 73.1 neg: -158.5 tot: -85.4 m^2/s^2 ave: -28.5 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 13.9 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 310.22 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 7 27 122 23| 0.0 24.7 24.7| 2.0-137.9-135.9 -271.9 -0.68| 28.4-19.3 1000 5 28 119 21| 1.2 12.3 13.6| 12.7-146.4-133.7 -133.7 -0.55| 17.0 -9.4 1500 1 30 116 19| 0.8 10.4 11.2| 23.1-158.5-135.4 -90.3 -0.35| 16.4 -5.8 2000 354 32 118 15| 0.6 9.1 9.7| 37.8-158.5-120.7 -60.4 -0.13| 15.2 -1.9 2500 346 34 126 10| 0.5 9.1 9.6| 58.1-158.5-100.4 -40.1 -0.01| 14.4 -0.1 3000 338 37 150 5| 0.4 9.3 9.7| 73.1-158.5 -85.4 -28.5 0.03| 13.9 0.4 4000 324 43 248 10| 0.3 9.1 9.4| 73.1-196.2-123.1 -30.8 -0.01| 13.4 -0.2 5000 312 50 257 21| 0.7 8.3 9.0|206.7-255.9 -49.2 -9.8 0.02| 13.0 0.3 6000 307 56 260 29| 1.2 6.3 7.5|323.6-311.9 11.7 2.0 0.05| 12.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//RK102/skewt/RK102.skewt.20251211.12.gif