UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 8 DEC 25 Station: U3078 WMO ident: 23078 Latitude: 69.33 Longitude: 88.10 ------------------------------------------------------------------------------- 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 67 -32.9 -36.9 67 4.0 -33.1 135 15 239.4 239.5 239.3 239.9 0.16 1 1000 151 -33.5 -37.8 65 4.3 -33.7 130 19 239.6 239.7 239.5 240.1 0.15 2 963 418 -31.3 -35.5 66 4.2 -31.5 154 16 244.5 244.5 244.1 245.0 0.19 3 925 706 -28.3 -32.5 67 4.2 -28.6 180 13 250.4 250.4 249.6 251.1 0.27 4 912 807 -27.9 -31.9 69 4.0 -28.2 199 12 251.8 251.8 250.9 252.6 0.29 5 893 960 -22.3 -25.9 72 3.6 -22.7 228 11 259.1 259.2 257.5 260.5 0.52 6 850 1326 -17.3 -20.4 77 3.1 -17.9 295 7 268.0 268.2 265.0 270.5 0.89 7 840 1415 -16.9 -20.0 77 3.1 -17.4 297 8 269.4 269.5 266.0 272.0 0.93 8 707 2689 -25.7 -32.7 52 7.0 -26.4 328 28 273.2 273.3 267.5 274.3 0.35 9 700 2761 -26.3 -33.3 52 7.0 -27.0 330 29 273.4 273.4 267.6 274.4 0.33 10 582 4065 -36.9 -44.9 43 8.0 -37.3 327 38 275.8 275.8 268.8 276.2 0.12 11 500 5100 -43.7 -50.7 46 7.0 -43.9 325 46 279.8 279.8 271.1 280.0 0.07 12 473 5472 -46.1 -54.1 40 8.0 -46.3 329 56 281.3 281.3 272.0 281.4 0.05 13 462 5628 -47.1 -55.3 39 8.1 -47.3 330 60 281.9 281.9 272.3 282.0 0.05 14 400 6570 -53.5 -62.5 33 9.0 -53.6 325 56 285.5 285.5 274.3 285.5 0.02 15 386 6798 -54.9 -62.9 36 8.0 -55.0 324 55 286.5 286.5 274.9 286.6 0.02 16 317 8038 -61.1 -69.1 34 8.0 -61.2 320 48 294.5 294.5 278.9 294.6 0.01 17 300 8380 -61.5 -69.5 34 8.0 -61.6 320 42 298.6 298.7 280.8 298.7 0.01 18 293 8527 -61.9 -70.9 29 9.0 -62.0 319 40 300.1 300.1 281.4 300.1 0.01 19 265 9155 -60.5 -69.5 30 9.0 -60.6 317 32 310.9 310.9 285.7 310.9 0.01 20 250 9520 -60.3 -69.3 30 9.0 -60.4 315 27 316.4 316.4 287.6 316.5 0.01 21 244 9671 -61.3 -69.3 34 8.0 -61.4 316 26 317.1 317.1 287.8 317.2 0.01 22 230 10041 -59.5 -68.5 30 9.0 -59.6 317 25 325.3 325.3 290.4 325.3 0.02 23 213 10519 -62.3 -71.3 29 9.0 -62.4 319 23 328.1 328.1 291.2 328.2 0.01 24 200 10910 -60.9 -69.9 30 9.0 -61.0 320 21 336.3 336.3 293.4 336.4 0.02 25 196 11035 -60.7 -69.7 30 9.0 -60.8 320 21 338.6 338.6 294.0 338.7 0.02 26 161 12253 -61.5 -70.5 29 9.0 -61.6 324 16 356.8 356.8 298.1 356.9 0.02 27 150 12690 -61.9 -71.9 25 10.0 -62.0 325 15 363.4 363.4 299.4 363.5 0.02 28 124 13866 -63.1 -73.1 25 10.0 -63.2 318 14 381.6 381.6 302.5 381.7 0.02 29 100 15180 -66.3 -76.3 23 10.0 -66.4 310 13 399.6 399.6 305.2 399.7 0.01 30 96 15427 -66.3 -76.3 23 10.0 -66.4 307 13 404.3 404.3 305.8 404.4 0.01 31 77 16758 -66.7 -77.7 20 11.0 -66.8 292 13 429.8 429.8 308.8 429.9 0.01 32 70 17330 -68.7 -79.7 19 11.0 -68.8 285 13 437.4 437.4 309.6 437.5 0.01 33 67 17592 -69.3 -79.3 22 10.0 -69.4 282 15 441.6 441.6 310.0 441.7 0.01 34 54 18874 -70.9 -81.9 18 11.0 -71.0 270 22 466.0 466.0 312.3 466.1 0.01 35 50 19330 -71.1 -82.1 18 11.0 -71.2 265 25 475.9 475.9 313.1 476.0 0.01 36 44 20083 -72.1 -83.1 18 11.0 -72.2 273 22 491.2 491.2 314.3 491.3 0.01 37 33 21766 -73.7 -84.7 17 11.0 -73.8 289 15 529.1 529.1 316.9 529.2 0.01 38 30 22320 -74.9 -85.9 17 11.0 -75.0 295 13 540.5 540.5 317.5 540.5 0.01 39 29 22517 -74.7 -85.7 17 11.0 -74.8 546.3 546.3 317.9 546.3 0.01 TRP 317 8038 -61.1 -69.1 34 8.0 -61.2 320 48 294.5 294.5 278.9 294.6 0.01 WND 462 5628 -47.1 -55.3 39 8.1 -47.3 330 60 281.9 281.9 272.3 282.0 0.05 Sounding variables and indices 1000-500 mb thick: 4949.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 56.93 % Est. max temperature: -6.77 C = 19.81 F Sfc-Lift cond lev (LCL): 945.04 mb = 552.62 m = 1813.04 ft T: -29.90 C 700-500 lapse rate: 7.44 C/km ThetaE index: 0.00 C Layer 1012.0- -0.0 mb Conv cond level (CCL): 536.36 mb = 4621.84 m = 15163.32 ft Mean mixing ratio: 0.21 g/kg Conv temperature: 5.76 C = 42.36 F Cap Strength: 25.89 C Lifted Index: 28.00 C Risk: None Lifted Index @300 mb: 37.56 C Lifted Index @700 mb: 25.15 C Showalter Index: 7.73 C Risk: None Total Totals Index: 49.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 23.30 C K Index: -1.00 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.67 J/kg Max Up Vert Vel: 10.17 m/s Conv Inhibition (B-): 47531.46 J/kg Cap Strength: 27.75 C Lift Cond Lev (LCL): 898.45 mb = 916.04 m = 3005.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 23 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 67 135 15 -10.6 10.6 | 160 36 -12.4 33.9 1 1000 151 130 19 -14.6 12.2 | 155 39 -16.3 35.5 2 925 706 180 13 0.0 13.0 | 177 36 -1.7 36.3 3 850 1326 295 7 6.3 -3.0 | 193 21 4.6 20.3 4 700 2761 330 29 14.5 -25.1 | 278 13 12.8 -1.8 5 500 5100 325 46 26.4 -37.7 | 300 29 24.6 -14.4 6 462 5628 330 60 30.0 -52.0 | 315 40 28.3 -28.7 7 400 6570 325 56 32.1 -45.9 | 307 38 30.4 -22.6 8 317 8038 320 48 30.9 -36.8 | 295 32 29.1 -13.5 9 300 8380 320 42 27.0 -32.2 | 289 27 25.2 -8.9 10 250 9520 315 27 19.1 -19.1 | 256 18 17.3 4.2 11 200 10910 320 21 13.5 -16.1 | 239 14 11.8 7.2 12 150 12690 325 15 8.6 -12.3 | 212 13 6.9 11.0 13 100 15180 310 13 10.0 -8.4 | 209 17 8.2 14.9 14 70 17330 285 13 12.6 -3.4 | 208 23 10.8 19.9 15 50 19330 265 25 24.9 2.2 | 222 34 23.2 25.5 16 30 22320 295 13 11.8 -5.5 | 209 20 10.0 17.8 Wind Parameters Mean winds (0-6000m): 325.7 at 31.1 knts Storm direction: 355.7 at 23.3 knts Shear (0-3000m) pos: 7.9 neg: 0.0 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 124.2 deg Storm rel helicity (0-3000m) pos: 337.4 neg: -28.8 tot: 308.6 m^2/s^2 ave: 102.9 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 7.9 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.17 Bulk Shear: 303.65 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 ------------------------------------------------------------------------------- 500 144 17 162 39| 8.5 0.0 8.5|114.5 -25.3 89.2 178.4 0.56| 15.7 8.9 1000 162 14 170 37| 10.6 0.0 10.6|232.7 -25.3 207.4 207.4 0.67| 16.6 11.2 1500 171 13 174 36| 8.7 0.0 8.7|251.9 -28.8 223.1 148.7 0.57| 14.7 8.4 2000 212 13 188 35| 8.6 0.0 8.6|286.8 -28.8 258.0 129.0 0.63| 13.1 8.3 2500 290 15 214 22| 8.4 0.0 8.4|319.4 -28.8 290.6 116.2 0.68| 12.4 8.4 3000 315 17 223 15| 7.9 0.0 7.9|337.4 -28.8 308.6 102.9 0.69| 11.3 7.9 4000 323 21 241 13| 5.9 0.9 6.9|353.1 -28.8 324.4 81.1 0.67| 9.4 6.3 5000 324 26 261 14| 4.7 1.5 6.2|366.2 -28.8 337.4 67.5 0.63| 8.3 5.3 6000 326 31 279 16| 5.0 1.3 6.3|444.7 -55.6 389.1 64.9 0.58| 8.4 4.9 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251208.12.gif