UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for RK102... Searching the city database file for: RK102 ... Date:1200Z 4 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 1021 63 1.0 -7.0 55 8.0 -1.7 340 15 272.5 272.9 270.3 278.6 2.21 1 1000 229 -0.5 -7.5 59 7.0 -2.9 335 28 272.6 273.0 270.3 278.6 2.17 2 925 845 -6.5 -11.2 69 4.7 -7.8 340 28 272.7 273.0 269.7 277.6 1.75 3 870 1320 -11.1 -11.1 100 0.0 -11.1 325 28 272.7 273.0 269.9 277.9 1.88 4 850 1498 -12.5 -12.9 97 0.4 -12.6 320 29 273.1 273.3 269.7 277.7 1.66 5 811 1855 -15.3 -15.8 96 0.5 -15.4 312 36 273.8 274.0 269.7 277.7 1.37 6 809 1873 -15.5 -19.3 73 3.8 -16.3 311 37 273.8 273.9 269.1 276.7 1.02 7 807 1892 -15.1 -23.1 50 8.0 -16.5 311 37 274.4 274.5 269.0 276.5 0.74 8 782 2131 -13.3 -28.3 27 15.0 -15.7 305 42 278.8 278.9 271.3 280.2 0.47 9 728 2673 -15.7 -36.7 15 21.0 -18.3 308 45 281.9 282.0 272.7 282.6 0.23 10 700 2967 -18.1 -37.1 17 19.0 -20.3 310 46 282.4 282.5 273.0 283.2 0.23 11 625 3799 -25.5 -45.5 14 20.0 -27.0 299 52 283.3 283.3 273.2 283.6 0.10 12 583 4305 -22.9 -54.9 4 32.0 -25.1 296 68 292.0 292.0 277.7 292.1 0.04 13 505 5348 -26.1 -56.1 4 30.0 -28.0 290 92 300.4 300.4 281.5 300.5 0.04 14 500 5420 -26.7 -56.7 4 30.0 -28.5 290 93 300.5 300.5 281.6 300.6 0.04 15 400 7000 -36.1 -67.1 3 31.0 -37.1 285 102 308.1 308.1 284.6 308.1 0.01 16 343 8054 -43.1 -68.1 5 25.0 -43.7 280 111 312.4 312.4 286.2 312.5 0.01 17 300 8950 -47.1 -67.1 8 20.0 -47.5 280 108 319.0 319.0 288.4 319.0 0.02 18 298 8994 -47.1 -67.1 8 20.0 -47.5 280 109 319.6 319.6 288.6 319.6 0.02 19 297 9016 -47.1 -69.1 6 22.0 -47.6 280 110 319.9 319.9 288.7 319.9 0.01 20 266 9748 -45.3 -72.3 3 27.0 -45.9 277 120 332.8 332.8 292.4 332.8 0.01 21 250 10160 -46.3 -73.3 3 27.0 -46.9 275 126 337.2 337.2 293.6 337.3 0.01 22 200 11630 -48.5 -78.5 2 30.0 -49.1 275 121 356.0 356.0 297.9 356.0 0.00 23 182 12249 -48.9 -79.9 2 31.0 -49.5 275 118 365.0 365.1 299.7 365.1 0.00 24 150 13500 -55.5 -83.5 2 28.0 -55.8 275 113 374.5 374.5 301.4 374.5 0.00 25 128 14502 -59.1 -85.1 2 26.0 -59.3 279 107 385.3 385.3 303.1 385.4 0.00 26 100 16050 -58.9 -84.9 2 26.0 -59.2 270 91 413.9 413.9 307.0 413.9 0.00 27 82 17291 -61.9 -86.9 2 25.0 -62.2 267 85 432.0 432.0 309.0 432.0 0.00 28 70 18270 -63.5 -87.5 2 24.0 -63.8 275 90 448.5 448.5 310.7 448.5 0.00 29 50 20360 -58.5 -86.5 2 28.0 -59.2 260 45 505.6 505.6 315.4 505.6 0.00 30 49 20488 -58.1 -86.1 2 28.0 -58.8 272 51 509.5 509.5 315.6 509.5 0.00 31 41 21602 -62.7 -88.7 2 26.0 -63.2 246 63 524.7 524.7 316.6 524.7 0.00 32 38 22076 -59.3 -87.3 1 28.0 -60.1 254 67 544.9 544.9 317.8 544.9 0.01 33 37 22243 -60.5 -87.5 2 27.0 -61.2 260 60 546.0 546.0 317.9 546.0 0.00 34 36 22415 -58.6 -86.8 1 28.2 -59.5 270 78 555.1 555.1 318.3 555.1 0.01 35 33 22971 -52.7 -84.7 1 32.0 -54.5 258 58 584.8 584.8 319.9 584.9 0.01 36 30 23590 -51.1 -84.1 1 33.0 -53.4 245 56 605.3 605.3 320.9 605.4 0.01 37 26 24525 -47.7 -81.7 1 34.0 -51.2 252 53 640.3 640.3 322.3 640.4 0.02 38 25 24782 -50.1 -83.1 1 33.0 -53.0 253 54 640.6 640.6 322.3 640.7 0.02 39 21 25927 -46.5 -81.5 1 35.0 -51.0 262 47 684.2 684.2 323.9 684.4 0.02 40 20 26250 -46.9 -81.9 1 35.0 -51.4 260 33 692.6 692.6 324.2 692.8 0.02 41 18 26946 -48.7 -82.7 1 34.0 -52.9 253 32 708.1 708.1 324.7 708.3 0.02 42 16 27727 -44.9 -80.9 1 36.0 -50.8 262 41 744.8 744.8 325.8 745.1 0.04 43 14 28618 -45.5 -81.5 1 36.0 -51.7 285 38 771.7 771.8 326.5 772.1 0.04 44 14 28618 -38.7 -78.7 1 40.0 -48.1 285 38 794.8 794.8 327.1 795.3 0.06 45 11 30234 -50.3 -83.3 1 33.0 -55.4 40 16 809.4 809.4 327.5 809.7 0.03 46 10 30860 -47.5 -82.5 1 35.0 -54.1 335 31 842.2 842.3 328.2 842.7 0.04 47 9.0 31559 -45.9 -81.9 1 36.0 -53.6 874.2 874.2 328.9 874.7 0.05 48 8.8 31708 -46.9 -82.9 1 36.0 -54.2 875.9 875.9 329.0 876.4 0.05 49 7.9 32434 -39.9 -79.9 1 40.0 -51.4 931.3 931.4 330.0 932.3 0.09 50 7.1 33163 -40.1 -80.1 1 40.0 -52.0 959.4 959.4 330.5 960.4 0.09 TRP 297 9016 -47.1 -69.1 6 22.0 -47.6 280 110 319.9 319.9 288.7 319.9 0.01 WND 36 22415 -58.6 -86.8 1 28.2 -59.5 270 78 555.1 555.1 318.3 555.1 0.01 Sounding variables and indices 1000-500 mb thick: 5191.00 m Freezing level: 1007.00 mb = 173.52 m = 569.30 ft Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 34.81 % Est. max temperature: 1.17 C = 34.11 F Sfc-Lift cond lev (LCL): 901.04 mb = 1048.29 m = 3439.24 ft T: -8.47 C 700-500 lapse rate: 3.51 C/km ThetaE index: 1.39 C Layer 850.0- 782.0 mb Conv cond level (CCL): 880.63 mb = 1225.76 m = 4021.47 ft Mean mixing ratio: 2.00 g/kg Conv temperature: 1.17 C = 34.11 F Cap Strength: 18.62 C Lifted Index: 18.63 C Risk: None Lifted Index @300 mb: 28.93 C Lifted Index @700 mb: 5.90 C Showalter Index: 19.01 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 13.80 C K Index: -17.70 Risk: None Sweat Index: 151.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.89 J/kg Max Up Vert Vel: 3.13 m/s Conv Inhibition (B-): 0.79 J/kg Cap Strength: 18.66 C Lift Cond Lev (LCL): 881.17 mb = 1221.01 m = 4005.90 ft Lev Free Conv (LFC): 876.17 mb = 1265.09 m = 4150.52 ft Equ Level (EL): 806.17 mb = 1899.71 m = 6232.57 ft B at Equ Level: 3.34 J/kg Max Parcel Lev (MPL): 796.17 mb = 1994.37 m = 6543.14 ft Wind level data Storm motion: 331 at 40 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 1021 63 340 15 5.1 -14.1 | 146 26 -14.4 21.1 1 1000 229 335 28 11.8 -25.4 | 142 12 -7.7 9.8 2 990 305 335 29 12.3 -26.3 | 141 11 -7.2 8.9 3 953 610 340 25 8.6 -23.5 | 137 16 -10.9 11.7 4 925 845 340 28 9.6 -26.3 | 132 13 -9.9 8.9 5 917 914 335 26 11.0 -23.6 | 144 14 -8.5 11.6 6 850 1498 320 29 18.6 -22.2 | 176 13 -0.9 13.0 7 782 2134 305 42 34.4 -24.1 | 233 19 14.9 11.1 8 700 2967 310 46 35.2 -29.6 | 250 17 15.7 5.6 9 637 3658 300 48 41.6 -24.0 | 243 25 22.1 11.2 10 562 4572 295 76 68.9 -32.1 | 266 49 49.4 3.1 11 500 5420 290 93 87.4 -31.8 | 267 68 67.9 3.4 12 495 5486 290 94 88.3 -32.1 | 267 69 68.8 3.0 13 454 6096 285 91 87.9 -23.6 | 260 69 68.4 11.6 14 400 7000 285 102 98.5 -26.4 | 264 80 79.0 8.8 15 365 7620 280 113 111.3 -19.6 | 260 93 91.8 15.6 16 300 8950 280 108 106.4 -18.8 | 259 88 86.9 16.4 17 297 9016 280 110 108.3 -19.1 | 260 90 88.8 16.1 18 250 10160 275 126 125.5 -11.0 | 257 109 106.0 24.2 19 211 11278 275 130 129.5 -11.3 | 258 113 110.0 23.9 20 200 11630 275 121 120.5 -10.5 | 256 104 101.0 24.6 21 150 13500 275 113 112.6 -9.8 | 255 96 93.1 25.3 22 125 14630 280 106 104.4 -18.4 | 259 87 84.9 16.8 23 114 15240 275 87 86.7 -7.6 | 248 73 67.2 27.6 24 100 16050 270 91 91.0 -0.0 | 244 80 71.5 35.2 25 98 16154 270 91 91.0 -0.0 | 244 80 71.5 35.2 26 73 17983 265 81 80.7 7.1 | 235 74 61.2 42.3 27 70 18270 275 90 89.7 -7.8 | 249 75 70.2 27.3 28 66 18593 275 90 89.7 -7.8 | 249 75 70.2 27.3 29 60 19202 280 66 65.0 -11.5 | 242 51 45.5 23.7 30 57 19507 280 75 73.9 -13.0 | 248 59 54.4 22.2 31 50 20360 260 45 44.3 7.8 | 210 50 24.8 43.0 32 50 20422 275 52 51.8 -4.5 | 227 45 32.3 30.7 33 47 20726 260 45 44.3 7.8 | 210 50 24.8 43.0 34 45 21031 240 49 42.4 24.5 | 201 64 22.9 59.7 35 39 21946 250 72 67.7 24.6 | 219 77 48.2 59.8 36 37 22250 260 60 59.1 10.4 | 221 60 39.6 45.6 37 36 22415 270 78 78.0 -0.0 | 239 68 58.5 35.2 38 35 22555 270 78 78.0 -0.0 | 239 68 58.5 35.2 39 34 22860 260 57 56.1 9.9 | 219 58 36.6 45.1 40 31 23470 250 63 59.2 21.5 | 215 69 39.7 56.7 41 30 23590 245 56 50.8 23.7 | 208 67 31.3 58.9 42 29 23774 250 49 46.0 16.8 | 207 58 26.6 51.9 43 23 25298 255 57 55.1 14.8 | 215 61 35.6 49.9 44 22 25603 265 62 61.8 5.4 | 226 59 42.3 40.6 45 20 26250 260 33 32.5 5.7 | 198 43 13.0 40.9 46 18 26822 255 32 30.9 8.3 | 195 45 11.4 43.5 47 17 27432 245 33 29.9 13.9 | 192 50 10.4 49.1 48 15 28042 280 50 49.2 -8.7 | 228 40 29.7 26.5 49 14 28651 285 37 35.7 -9.6 | 212 30 16.2 25.6 50 13 29261 360 14 -0.0 -14.0 | 137 29 -19.5 21.2 51 11 30175 45 15 -10.6 -10.6 | 129 39 -30.1 24.6 52 10 30860 335 31 13.1 -28.1 | 138 10 -6.4 7.1 Wind Parameters Mean winds (0-6000m): 301.0 at 53.6 knts Storm direction: 331.0 at 40.2 knts Shear (0-3000m) pos: 1.0 neg: 5.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 103.5 deg Storm rel helicity (0-3000m) pos: 107.2 neg: -15.1 tot: 92.1 m^2/s^2 ave: 30.7 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 171.91 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 ------------------------------------------------------------------------------- 500 337 26 141 15| 0.0 10.9 10.9| 0.0 -10.2 -10.2 -20.5 -0.14| 17.6 -2.4 1000 337 26 140 15| 0.0 6.3 6.3| 14.7 -13.7 1.0 1.0 0.03| 12.1 0.4 1500 333 27 148 14| 0.0 5.9 5.9| 39.2 -13.7 25.4 17.0 0.26| 10.6 2.7 2000 326 29 164 12| 0.0 7.5 7.5| 78.2 -13.7 64.4 32.2 0.44| 11.2 4.9 2500 321 32 184 11| 0.7 6.0 6.7| 95.6 -13.7 81.9 32.7 0.47| 9.9 4.7 3000 318 34 199 11| 1.0 5.0 6.0|107.2 -15.1 92.1 30.7 0.48| 8.9 4.3 4000 312 38 223 13| 0.8 5.9 6.6|165.4 -27.2 138.2 34.5 0.42| 9.2 3.9 5000 306 46 245 19| 0.6 7.4 8.0|239.3 -27.2 212.1 42.4 0.38| 10.1 3.8 6000 301 54 254 28| 0.5 6.8 7.3|243.1-174.8 68.3 11.4 0.25| 9.8 2.5 Wrote GIF file: /home/apache/climate/data/raob//RK102/skewt/RK102.skewt.20251204.12.gif