UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for RK102... Searching the city database file for: RK102 ... Date:1200Z 12 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 65 1.4 -8.6 47 10.0 -1.9 50 4 272.5 272.9 269.9 277.9 1.94 1 1000 271 -0.3 -11.3 43 11.0 -3.6 40 7 272.9 273.1 269.5 277.4 1.61 2 992 335 -0.7 -11.7 43 11.0 -4.0 46 7 273.1 273.3 269.6 277.5 1.57 3 986 384 0.0 -17.0 26 17.0 -4.5 49 8 274.3 274.4 269.4 277.2 1.02 4 954 647 -0.5 -35.5 5 35.0 -6.5 57 12 276.3 276.4 269.2 277.0 0.19 5 925 893 -1.3 -35.3 5 34.0 -7.1 35 9 278.0 278.0 270.3 278.6 0.20 6 879 1298 -2.5 -38.5 4 36.0 -8.2 332 4 280.8 280.8 271.9 281.3 0.16 7 850 1563 -4.1 -40.1 4 36.0 -9.5 245 3 281.9 281.9 272.5 282.3 0.14 8 751 2530 -8.7 -49.7 2 41.0 -13.4 212 11 287.0 287.0 275.2 287.2 0.05 9 726 2792 -9.7 -36.7 9 27.0 -13.9 210 14 288.7 288.8 276.4 289.5 0.23 10 722 2835 -9.1 -18.1 48 9.0 -11.5 215 15 289.8 290.1 278.5 293.7 1.27 11 709 2975 -10.3 -15.3 67 5.0 -11.7 231 16 290.0 290.3 279.1 295.0 1.64 12 700 3073 -11.1 -18.1 56 7.0 -12.9 250 20 290.2 290.4 278.7 294.2 1.31 13 689 3194 -11.9 -25.9 30 14.0 -14.7 252 22 290.6 290.7 278.0 292.7 0.67 14 679 3306 -11.7 -33.7 14 22.0 -15.3 254 23 292.1 292.1 278.2 293.1 0.33 15 673 3374 -11.5 -29.5 21 18.0 -14.9 254 25 293.0 293.1 278.9 294.6 0.49 16 668 3431 -11.9 -20.9 47 9.0 -14.0 253 26 293.2 293.4 279.8 296.6 1.08 17 638 3781 -14.9 -18.8 72 3.9 -15.9 251 35 293.7 293.9 280.4 297.9 1.36 18 631 3865 -12.9 -14.8 86 1.9 -13.5 255 36 296.9 297.2 282.5 302.8 1.92 19 628 3901 -12.7 -14.8 84 2.1 -13.3 257 37 297.5 297.9 282.8 303.5 1.93 20 616 4048 -13.3 -15.3 85 2.0 -13.9 264 38 298.5 298.8 283.1 304.3 1.89 21 571 4622 -16.9 -18.0 91 1.1 -17.2 289 43 300.8 301.1 283.8 305.9 1.62 22 500 5610 -21.1 -24.0 77 2.9 -21.7 280 58 307.3 307.5 285.7 310.9 1.10 23 476 5971 -23.3 -25.6 81 2.3 -23.8 269 63 308.9 309.1 286.1 312.3 1.00 24 475 5987 -23.3 -25.7 81 2.4 -23.8 269 63 309.1 309.3 286.2 312.4 0.99 25 400 7220 -32.7 -35.9 73 3.2 -33.1 260 71 312.5 312.6 286.8 314.1 0.45 26 363 7895 -37.1 -41.2 66 4.1 -37.4 264 72 315.4 315.5 287.6 316.4 0.29 27 343 8284 -40.1 -44.6 62 4.5 -40.4 261 84 316.5 316.5 287.8 317.3 0.21 28 311 8942 -45.9 -48.1 78 2.2 -46.0 257 93 317.4 317.4 288.1 318.0 0.16 29 307 9028 -46.7 -52.7 50 6.0 -46.9 256 94 317.4 317.5 288.0 317.8 0.09 30 300 9180 -48.3 -52.0 65 3.7 -48.4 255 94 317.3 317.3 288.0 317.7 0.10 31 298 9224 -48.3 -50.4 79 2.1 -48.4 255 94 317.9 317.9 288.2 318.4 0.13 32 291 9381 -49.5 -54.2 58 4.7 -49.7 256 94 318.3 318.4 288.3 318.7 0.08 33 265 9988 -54.9 -56.4 83 1.5 -54.9 260 92 319.1 319.1 288.5 319.4 0.07 34 257 10184 -56.3 -59.8 65 3.5 -56.3 262 96 319.8 319.8 288.8 320.0 0.05 35 256 10209 -56.5 -62.5 47 6.0 -56.6 262 97 319.9 319.9 288.8 320.0 0.03 36 253 10284 -55.5 -75.5 7 20.0 -55.7 264 100 322.5 322.5 289.5 322.5 0.01 37 250 10360 -55.7 -72.7 10 17.0 -55.9 265 103 323.3 323.3 289.8 323.3 0.01 38 234 10779 -58.5 -71.5 17 13.0 -58.6 270 106 325.2 325.2 290.3 325.2 0.01 39 229 10915 -57.1 -73.1 11 16.0 -57.3 269 109 329.3 329.3 291.5 329.4 0.01 40 200 11770 -58.5 -77.5 7 19.0 -58.7 260 129 340.1 340.1 294.4 340.1 0.00 41 185 12260 -60.0 -78.3 7 18.3 -60.1 265 135 345.4 345.4 295.6 345.4 0.00 42 178 12502 -60.7 -78.7 8 18.0 -60.9 265 135 348.0 348.0 296.2 348.1 0.00 43 161 13133 -57.3 -83.3 2 26.0 -57.6 268 110 363.9 363.9 299.5 363.9 0.00 44 150 13580 -59.5 -83.5 3 24.0 -59.7 270 103 367.6 367.6 300.1 367.6 0.00 45 143 13877 -61.3 -84.3 3 23.0 -61.5 270 108 369.5 369.5 300.5 369.5 0.00 46 109 15550 -63.5 -85.5 4 22.0 -63.7 270 95 395.2 395.2 304.5 395.2 0.00 47 100 16080 -62.3 -86.3 3 24.0 -62.5 270 90 407.4 407.4 306.2 407.4 0.00 48 88 16874 -62.7 -86.7 3 24.0 -62.9 270 98 421.7 421.7 307.9 421.7 0.00 49 87 16945 -60.1 -86.1 2 26.0 -60.4 270 99 428.3 428.3 308.7 428.3 0.00 50 78 17628 -61.3 -87.3 2 26.0 -61.6 271 73 439.4 439.4 309.8 439.4 0.00 51 70 18310 -56.7 -85.7 1 29.0 -57.3 265 71 463.1 463.1 312.0 463.1 0.00 52 66 18683 -54.7 -85.7 1 31.0 -55.5 270 66 475.3 475.3 313.1 475.3 0.00 53 59 19397 -54.9 -85.9 1 31.0 -55.8 280 56 490.3 490.3 314.2 490.4 0.00 54 54 19956 -58.5 -86.5 2 28.0 -59.2 288 48 494.6 494.6 314.5 494.6 0.00 55 50 20440 -57.1 -86.1 1 29.0 -57.9 280 41 508.9 508.9 315.6 508.9 0.00 56 44 21247 -58.1 -87.1 1 29.0 -58.9 280 30 525.4 525.4 316.6 525.5 0.00 57 32 23283 -51.9 -83.9 1 32.0 -53.9 227 17 592.1 592.1 320.2 592.2 0.01 58 30 23700 -53.5 -84.5 1 31.0 -55.4 265 15 598.8 598.8 320.6 598.9 0.01 59 28 24141 -55.3 -86.3 1 31.0 -56.9 275 18 605.7 605.7 320.9 605.8 0.01 60 26 24617 -51.9 -84.9 1 33.0 -54.3 260 19 628.3 628.4 321.8 628.4 0.01 61 20 26300 -55.7 -86.7 1 31.0 -57.8 30 8 665.7 665.7 323.3 665.8 0.01 62 15 28115 -59.7 -88.7 1 29.0 -61.4 44 9 709.5 709.5 324.7 709.5 0.01 63 10 30685 -53.9 -85.9 1 32.0 -57.9 90 10 818.4 818.4 327.7 818.6 0.02 TRP 234 10779 -58.5 -71.5 17 13.0 -58.6 270 106 325.2 325.2 290.3 325.2 0.01 WND 185 12260 -60.0 -78.3 7 18.3 -60.1 265 135 345.4 345.4 295.6 345.4 0.00 Sounding variables and indices 1000-500 mb thick: 5339.00 m Freezing level: 1004.59 mb = 234.69 m = 769.96 ft Freezing level: 986.00 mb = 383.53 m = 1258.27 ft Freezing level: 986.00 mb = 383.53 m = 1258.27 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 42.14 % Est. max temperature: 9.84 C = 49.72 F Sfc-Lift cond lev (LCL): 877.59 mb = 1310.65 m = 4299.97 ft T: -2.58 C 700-500 lapse rate: 3.94 C/km ThetaE index: 2.22 C Layer 700.0- 679.0 mb Conv cond level (CCL): 438.75 mb = 6556.51 m = 21510.59 ft Mean mixing ratio: 0.90 g/kg Conv temperature: 39.88 C = 103.78 F Cap Strength: 20.52 C Lifted Index: 24.76 C Risk: None Lifted Index @300 mb: 28.20 C Lifted Index @700 mb: 13.43 C Showalter Index: 20.88 C Risk: None Total Totals Index: -2.00 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: -19.00 C K Index: -30.10 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 5.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.92 J/kg Max Up Vert Vel: 6.77 m/s Conv Inhibition (B-): 60298.18 J/kg Cap Strength: 24.21 C Lift Cond Lev (LCL): 728.96 mb = 2760.53 m = 9056.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 19 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 65 50 4 -3.1 -2.6 | 111 21 -19.2 7.4 1 1000 271 40 7 -4.5 -5.4 | 103 21 -20.7 4.6 2 996 305 45 7 -4.9 -4.9 | 103 22 -21.1 5.0 3 958 610 60 12 -10.4 -6.0 | 98 27 -26.6 4.0 4 925 893 35 9 -5.2 -7.4 | 97 21 -21.3 2.6 5 923 914 35 8 -4.6 -6.6 | 99 21 -20.8 3.4 6 854 1524 295 1 0.9 -0.4 | 122 18 -15.3 9.5 7 850 1563 245 3 2.7 1.3 | 130 18 -13.4 11.2 8 790 2134 235 4 3.3 2.3 | 134 18 -12.9 12.2 9 760 2438 215 10 5.7 8.2 | 150 21 -10.4 18.1 10 730 2743 205 14 5.9 12.7 | 156 25 -10.2 22.6 11 702 3048 240 17 14.7 8.5 | 176 19 -1.4 18.5 12 700 3073 250 20 18.8 6.8 | 189 17 2.6 16.8 13 674 3353 255 24 23.2 6.2 | 203 18 7.0 16.2 14 648 3658 245 34 30.8 14.4 | 211 28 14.6 24.3 15 574 4572 290 44 41.3 -15.0 | 281 26 25.2 -5.1 16 551 4877 280 37 36.4 -6.4 | 260 21 20.3 3.5 17 500 5610 280 58 57.1 -10.1 | 270 41 41.0 -0.1 18 467 6096 265 65 64.8 5.7 | 252 51 48.6 15.6 19 412 7010 260 75 73.9 13.0 | 248 62 57.7 23.0 20 400 7220 260 71 69.9 12.3 | 247 58 53.8 22.3 21 377 7620 265 64 63.8 5.6 | 252 50 47.6 15.5 22 330 8534 260 92 90.6 16.0 | 251 79 74.4 25.9 23 300 9180 255 94 90.8 24.3 | 245 82 74.6 34.3 24 262 10058 260 92 90.6 16.0 | 251 79 74.4 25.9 25 250 10360 265 103 102.6 9.0 | 258 88 86.4 18.9 26 234 10779 270 106 106.0 -0.0 | 264 90 89.8 10.0 27 200 11770 260 129 127.0 22.4 | 254 115 110.9 32.4 28 185 12260 265 135 134.5 11.8 | 260 120 118.3 21.7 29 178 12497 265 135 134.5 11.8 | 260 120 118.3 21.7 30 154 13411 270 99 99.0 -0.0 | 263 83 82.8 10.0 31 150 13580 270 103 103.0 -0.0 | 263 87 86.8 10.0 32 140 14021 270 111 111.0 -0.0 | 264 95 94.8 10.0 33 100 16080 270 90 90.0 -0.0 | 262 75 73.8 10.0 34 99 16154 265 105 104.6 9.2 | 258 90 88.4 19.1 35 94 16459 270 90 90.0 -0.0 | 262 75 73.8 10.0 36 85 17069 270 101 101.0 -0.0 | 263 85 84.8 10.0 37 81 17374 280 79 77.8 -13.7 | 273 62 61.6 -3.8 38 74 17983 260 66 65.0 11.5 | 246 53 48.8 21.4 39 70 18288 260 74 72.9 12.8 | 248 61 56.7 22.8 40 70 18310 265 71 70.7 6.2 | 254 57 54.6 16.1 41 53 20117 290 46 43.2 -15.7 | 282 28 27.1 -5.8 42 50 20422 275 46 45.8 -4.0 | 259 30 29.7 5.9 43 50 20440 280 41 40.4 -7.1 | 263 24 24.2 2.8 44 43 21336 280 29 28.6 -5.0 | 248 13 12.4 4.9 45 41 21641 250 29 27.3 9.9 | 209 23 11.1 19.9 46 39 21946 270 20 20.0 -0.0 | 201 11 3.8 10.0 47 36 22555 255 24 23.2 6.2 | 203 18 7.0 16.2 48 34 22860 220 14 9.0 10.7 | 161 22 -7.2 20.7 49 33 23165 215 17 9.8 13.9 | 165 25 -6.4 23.9 50 30 23700 265 15 14.9 1.3 | 174 11 -1.2 11.3 51 30 23774 275 21 20.9 -1.8 | 210 9 4.8 8.1 52 27 24384 275 16 15.9 -1.4 | 178 9 -0.2 8.6 53 26 24689 255 20 19.3 5.2 | 192 15 3.2 15.1 54 25 24994 270 19 19.0 -0.0 | 196 10 2.8 10.0 55 23 25298 300 20 17.3 -10.0 | 272 1 1.2 -0.0 56 21 25908 0 0 -0.0 -0.0 | 122 19 -16.2 10.0 57 20 26300 30 8 -4.0 -6.9 | 99 20 -20.2 3.0 58 13 27432 50 10 -7.7 -6.4 | 98 24 -23.8 3.5 59 10 28346 95 10 -10.0 0.9 | 112 28 -26.1 10.8 60 9 28651 90 19 -19.0 0.0 | 106 37 -35.2 10.0 61 8 28956 90 11 -11.0 0.0 | 110 29 -27.2 10.0 62 6 29566 360 13 -0.0 -13.0 | 79 16 -16.2 -3.0 63 6 29870 360 13 -0.0 -13.0 | 79 16 -16.2 -3.0 64 5 30175 35 16 -9.2 -13.1 | 83 26 -25.3 -3.2 Wind Parameters Mean winds (0-6000m): 271.6 at 25.3 knts Storm direction: 301.6 at 19.0 knts Shear (0-3000m) pos: 1.3 neg: 3.8 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 73.5 deg Storm rel helicity (0-3000m) pos: 149.0 neg: -32.9 tot: 116.2 m^2/s^2 ave: 38.7 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 129.40 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 49 7 103 22| 7.5 0.0 7.5| 0.0 -26.9 -26.9 -53.8 -0.57| 8.4 -4.8 1000 47 9 100 23| 3.8 4.3 8.1| 10.2 -32.9 -22.6 -22.6 -0.21| 8.9 -1.9 1500 44 7 104 22| 2.5 4.9 7.4| 45.9 -32.9 13.0 8.7 0.17| 9.1 1.5 2000 41 6 105 21| 1.9 3.9 5.8| 50.5 -32.9 17.7 8.8 0.20| 7.1 1.4 2500 43 6 105 21| 1.5 4.6 6.1| 84.3 -32.9 51.5 20.6 0.34| 7.4 2.5 3000 216 8 144 20| 1.3 3.8 5.2|149.0 -32.9 116.2 38.7 0.47| 8.7 4.1 4000 250 13 166 15| 3.6 2.9 6.4|285.2 -32.9 252.3 63.1 0.56| 10.4 5.8 5000 268 19 195 11| 4.2 2.9 7.1|416.7 -81.3 335.4 67.1 0.50| 11.7 5.9 6000 272 25 225 13| 3.5 4.5 7.9|443.2-240.3 202.9 33.8 0.32| 12.5 4.0 Wrote GIF file: /home/apache/climate/data/raob//RK102/skewt/RK102.skewt.20251212.12.gif