UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for RK104... Searching the city database file for: RK104 ... Date:0000Z 4 DEC 25 Station: RK104 WMO ident: 47104 Latitude: 37.80 Longitude: 128.86 ------------------------------------------------------------------------------- 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 1012 81 -4.5 -21.5 25 17.0 -8.1 190 3 267.7 267.8 264.4 269.7 0.68 1 1000 175 -3.5 -24.5 18 21.0 -7.7 250 5 269.6 269.7 265.4 271.2 0.52 2 980 334 -3.3 -24.3 18 21.0 -7.6 308 9 271.4 271.5 266.7 273.0 0.55 3 925 788 -5.7 -23.7 23 18.0 -9.4 285 21 273.5 273.6 268.2 275.3 0.61 4 893 1064 -6.5 -24.5 22 18.0 -10.1 300 30 275.4 275.5 269.4 277.2 0.59 5 883 1152 -5.9 -24.9 21 19.0 -9.8 303 34 276.9 277.0 270.3 278.7 0.57 6 850 1449 -8.1 -26.1 22 18.0 -11.5 310 36 277.7 277.8 270.7 279.3 0.53 7 805 1868 -11.7 -27.7 25 16.0 -14.5 313 32 278.2 278.3 270.9 279.7 0.49 8 740 2509 -14.5 -37.5 12 23.0 -17.4 294 31 281.9 281.9 272.6 282.6 0.21 9 727 2644 -14.7 -40.7 9 26.0 -17.7 292 30 283.1 283.2 273.2 283.6 0.15 10 715 2769 -15.5 -35.5 16 20.0 -18.1 290 30 283.6 283.6 273.7 284.4 0.26 11 706 2865 -16.3 -25.3 46 9.0 -17.9 290 36 283.7 283.9 274.5 285.9 0.69 12 703 2897 -16.3 -22.3 60 6.0 -17.5 290 38 284.1 284.2 275.0 286.8 0.91 13 700 2929 -15.5 -21.5 60 6.0 -16.7 290 40 285.3 285.5 275.7 288.3 0.98 14 690 3038 -15.5 -20.1 68 4.6 -16.5 288 41 286.5 286.7 276.6 289.9 1.12 15 687 3071 -14.7 -20.7 60 6.0 -16.0 287 42 287.7 287.9 277.2 291.0 1.07 16 620 3841 -19.9 -23.0 76 3.1 -20.5 277 54 290.4 290.5 278.3 293.4 0.97 17 615 3901 -19.3 -31.3 34 12.0 -21.1 278 56 291.7 291.8 278.2 293.2 0.45 18 605 4023 -18.7 -43.7 9 25.0 -21.4 279 58 293.8 293.8 278.7 294.2 0.13 19 500 5420 -27.7 -46.7 15 19.0 -29.2 280 84 299.3 299.3 281.2 299.7 0.11 20 476 5771 -30.3 -48.3 16 18.0 -31.6 283 87 300.3 300.3 281.6 300.7 0.10 21 446 6231 -31.9 -52.9 11 21.0 -33.1 284 90 303.9 303.9 283.1 304.2 0.06 22 400 6990 -37.3 -50.3 25 13.0 -38.0 280 93 306.5 306.5 284.1 306.9 0.10 23 360 7707 -43.1 -52.1 37 9.0 -43.5 278 100 308.1 308.1 284.7 308.4 0.09 24 355 7801 -42.5 -61.5 11 19.0 -43.0 278 101 310.2 310.2 285.4 310.3 0.03 25 353 7839 -42.9 -54.9 26 12.0 -43.3 278 101 310.1 310.1 285.4 310.4 0.06 26 300 8920 -48.7 -65.7 12 17.0 -49.0 275 110 316.7 316.7 287.7 316.8 0.02 27 282 9325 -50.5 -68.5 10 18.0 -50.8 275 115 319.8 319.8 288.7 319.8 0.01 28 250 10110 -50.1 -74.1 4 24.0 -50.5 270 131 331.6 331.6 292.2 331.6 0.01 29 235 10516 -48.3 -75.3 3 27.0 -48.8 270 134 340.2 340.2 294.4 340.3 0.01 30 200 11570 -52.4 -79.4 2 27.0 -52.8 270 143 349.7 349.7 296.5 349.7 0.00 31 195 11733 -53.1 -80.1 2 27.0 -53.5 270 143 351.2 351.2 296.9 351.2 0.00 32 169 12660 -51.3 -81.3 2 30.0 -51.8 273 129 368.9 368.9 300.4 368.9 0.00 33 150 13430 -53.9 -81.9 2 28.0 -54.3 275 116 377.2 377.2 301.8 377.2 0.00 34 134 14153 -56.5 -83.5 2 27.0 -56.8 272 108 385.0 385.0 303.1 385.0 0.00 35 100 16010 -57.7 -84.7 2 27.0 -58.1 265 88 416.2 416.2 307.3 416.3 0.00 36 94 16400 -57.1 -85.1 2 28.0 -57.5 266 91 424.9 424.9 308.3 424.9 0.00 37 83 17178 -61.9 -86.9 2 25.0 -62.2 269 101 430.5 430.5 308.9 430.5 0.00 38 70 18240 -58.1 -86.1 2 28.0 -58.6 270 74 460.1 460.1 311.8 460.1 0.00 39 68 18423 -57.5 -86.5 1 29.0 -58.1 270 74 465.2 465.2 312.3 465.2 0.00 40 57 19527 -61.5 -87.5 2 26.0 -61.9 261 74 480.2 480.2 313.5 480.2 0.00 41 54 19863 -60.5 -87.5 2 27.0 -61.0 257 73 490.0 490.0 314.2 490.0 0.00 TRP 282 9325 -50.5 -68.5 10 18.0 -50.8 275 115 319.8 319.8 288.7 319.8 0.01 WND 200 11570 -52.4 -79.4 2 27.0 -52.8 270 143 349.7 349.7 296.5 349.7 0.00 Sounding variables and indices 1000-500 mb thick: 5245.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 27.00 % Est. max temperature: 5.19 C = 41.35 F Sfc-Lift cond lev (LCL): 771.56 mb = 2191.35 m = 7189.37 ft T: -13.11 C 700-500 lapse rate: 4.90 C/km Conv cond level (CCL): 442.77 mb = 6281.94 m = 20609.78 ft Mean mixing ratio: 0.58 g/kg Conv temperature: 31.99 C = 89.58 F Cap Strength: 18.25 C Lifted Index: 21.32 C Risk: None Lifted Index @300 mb: 30.62 C Lifted Index @700 mb: 12.14 C Showalter Index: 16.78 C Risk: None Total Totals Index: 21.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 1.60 C K Index: -12.50 Risk: None Sweat Index: 156.00 Risk: None Energy Index: 4.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.35 J/kg Max Up Vert Vel: 6.06 m/s Conv Inhibition (B-): 33348.66 J/kg Cap Strength: 21.24 C Lift Cond Lev (LCL): 703.17 mb = 2894.95 m = 9497.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 37 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 1012 81 190 3 0.5 3.0 | 140 39 -24.7 29.6 1 1000 175 250 5 4.7 1.7 | 144 35 -20.5 28.4 2 984 305 310 8 6.1 -5.1 | 138 29 -19.1 21.5 3 946 610 290 14 13.2 -4.8 | 151 25 -12.0 21.9 4 925 788 285 21 20.3 -5.4 | 167 22 -4.9 21.2 5 910 914 295 25 22.7 -10.6 | 171 16 -2.5 16.1 6 875 1219 305 36 29.5 -20.6 | 215 7 4.3 6.0 7 850 1449 310 36 27.6 -23.1 | 214 4 2.4 3.5 8 809 1829 315 32 22.6 -22.6 | 148 5 -2.6 4.0 9 777 2134 300 35 30.3 -17.5 | 209 10 5.1 9.2 10 717 2743 290 29 27.3 -9.9 | 187 17 2.1 16.8 11 700 2929 290 40 37.6 -13.7 | 224 18 12.4 13.0 12 634 3658 275 50 49.8 -4.4 | 228 33 24.6 22.3 13 561 4572 285 72 69.5 -18.6 | 260 45 44.3 8.0 14 500 5420 280 84 82.7 -14.6 | 258 59 57.5 12.1 15 454 6096 285 90 86.9 -23.3 | 267 62 61.7 3.4 16 400 6990 280 93 91.6 -16.1 | 261 67 66.4 10.5 17 304 8839 275 111 110.6 -9.7 | 259 87 85.4 17.0 18 300 8920 275 110 109.6 -9.6 | 259 86 84.4 17.1 19 282 9325 275 115 114.6 -10.0 | 259 91 89.4 16.6 20 250 10110 270 131 131.0 -0.0 | 256 109 105.8 26.7 21 200 11570 270 143 143.0 -0.0 | 257 121 117.8 26.7 22 190 11887 270 143 143.0 -0.0 | 257 121 117.8 26.7 23 150 13430 275 116 115.6 -10.1 | 260 92 90.4 16.6 24 100 16010 265 88 87.7 7.7 | 241 71 62.5 34.3 25 98 16154 265 88 87.7 7.7 | 241 71 62.5 34.3 26 80 17374 270 104 104.0 -0.0 | 251 83 78.8 26.7 27 73 17983 265 68 67.7 5.9 | 233 54 42.5 32.6 28 70 18240 270 74 74.0 -0.0 | 241 56 48.8 26.7 29 65 18593 270 74 74.0 -0.0 | 241 56 48.8 26.7 30 49 19812 250 73 68.6 25.0 | 220 67 43.4 51.6 31 45 20117 260 77 75.8 13.4 | 232 65 50.6 40.0 Wind Parameters Mean winds (0-6000m): 286.6 at 48.9 knts Storm direction: 316.6 at 36.7 knts Shear (0-3000m) pos: 6.2 neg: 3.1 tot: 9.3 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 186.8 neg: -36.5 tot: 150.3 m^2/s^2 ave: 50.1 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.08 Bulk Shear: 218.15 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 ------------------------------------------------------------------------------- 500 292 8 144 29| 14.8 0.0 14.8| 53.1 -16.9 36.2 72.4 0.27| 17.4 4.8 1000 292 15 152 24| 16.6 0.0 16.6|117.6 -16.9 100.7 100.7 0.46| 19.0 8.8 1500 301 22 158 17| 12.4 0.0 12.4|127.4 -18.9 108.5 72.3 0.42| 16.1 6.7 2000 304 25 160 14| 9.3 1.4 10.7|135.8 -21.4 114.3 57.2 0.39| 14.6 5.8 2500 302 26 167 13| 7.5 2.4 9.8|136.3 -33.2 103.1 41.3 0.30| 13.2 4.0 3000 300 28 176 13| 6.2 3.1 9.3|186.8 -36.5 150.3 50.1 0.38| 13.5 5.1 4000 292 34 203 15| 6.1 3.7 9.8|284.6 -37.1 247.5 61.9 0.39| 13.1 5.2 5000 289 41 226 19| 6.2 3.7 10.0|408.1 -45.9 362.2 72.4 0.41| 12.7 5.2 6000 287 49 240 25| 5.8 3.6 9.3|549.4 -56.2 493.2 82.2 0.43| 11.9 5.1 Wrote GIF file: /home/apache/climate/data/raob//RK104/skewt/RK104.skewt.20251204.00.gif