UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 19 OCT 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1018 1 -1.5 -3.7 85 2.2 -2.3 270 17 270.3 270.7 269.9 278.0 2.85 1 1000 143 -2.1 -3.9 87 1.8 -2.7 275 13 271.0 271.5 270.4 278.8 2.86 2 970 384 -3.9 -4.9 93 1.0 -4.3 281 11 271.6 272.1 270.5 279.0 2.73 3 956 499 -2.3 -3.5 91 1.2 -2.7 284 11 274.4 274.9 272.8 282.8 3.08 4 925 760 -4.5 -6.7 85 2.2 -5.3 290 9 274.7 275.1 272.1 281.6 2.50 5 850 1419 -9.7 -9.9 98 0.2 -9.8 285 5 276.0 276.3 272.3 281.9 2.12 6 838 1529 -10.1 -10.1 100 0.0 -10.1 287 5 276.7 277.0 272.7 282.6 2.11 7 775 2127 -13.7 -13.7 100 0.0 -13.7 299 6 279.1 279.4 273.5 284.0 1.71 8 760 2275 -15.1 -15.3 98 0.2 -15.2 302 6 279.1 279.4 273.2 283.5 1.53 9 751 2365 -14.1 -14.4 98 0.3 -14.2 304 6 281.2 281.4 274.6 286.0 1.67 10 700 2895 -17.9 -18.7 93 0.8 -18.1 315 7 282.7 282.9 274.8 286.4 1.25 11 646 3490 -22.1 -23.2 91 1.1 -22.3 316 10 284.5 284.6 275.2 287.2 0.91 12 566 4455 -26.1 -27.6 87 1.5 -26.3 318 16 290.7 290.8 278.1 292.9 0.70 13 500 5340 -32.7 -34.7 82 2.0 -32.9 320 21 293.2 293.2 278.9 294.5 0.40 14 400 6870 -43.7 -47.2 68 3.5 -43.9 335 25 298.2 298.2 280.7 298.7 0.14 15 396 6937 -44.3 -47.9 67 3.6 -44.5 336 26 298.3 298.3 280.8 298.7 0.13 16 300 8760 -53.5 -58.0 58 4.5 -53.6 360 40 309.9 309.9 285.4 310.1 0.05 17 278 9248 -56.5 -60.9 58 4.4 -56.6 2 44 312.4 312.4 286.2 312.6 0.04 18 252 9870 -58.1 -63.0 53 4.9 -58.2 5 50 319.0 319.0 288.5 319.1 0.03 19 250 9920 -58.1 -63.0 53 4.9 -58.2 5 50 319.7 319.7 288.7 319.8 0.03 20 235 10308 -58.3 -63.3 53 5.0 -58.4 4 45 325.1 325.1 290.3 325.2 0.03 21 200 11330 -54.1 -59.1 54 5.0 -54.2 360 33 347.1 347.1 296.0 347.4 0.07 22 192 11593 -53.7 -59.7 48 6.0 -53.9 359 32 351.8 351.8 297.1 352.1 0.06 23 150 13180 -55.1 -62.1 42 7.0 -55.3 355 25 375.1 375.2 301.5 375.4 0.06 24 108 15263 -57.1 -65.1 36 8.0 -57.3 355 17 408.3 408.3 306.3 408.6 0.06 25 100 15750 -56.7 -64.7 36 8.0 -57.0 355 15 418.2 418.2 307.6 418.5 0.06 26 91 16350 -55.5 -63.5 36 8.0 -55.9 432.0 432.0 309.1 432.4 0.08 TRP 252 9870 -58.1 -63.0 53 4.9 -58.2 5 50 319.0 319.0 288.5 319.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5197.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 91.37 % Est. max temperature: 3.94 C = 39.09 F Sfc-Lift cond lev (LCL): 983.40 mb = 275.61 m = 904.21 ft T: -3.09 C 700-500 lapse rate: 6.05 C/km ThetaE index: 1.18 C Layer 925.0- 850.0 mb Conv cond level (CCL): 910.94 mb = 879.40 m = 2885.12 ft Mean mixing ratio: 2.80 g/kg Conv temperature: 3.20 C = 37.76 F Cap Strength: 9.68 C Lifted Index: 10.93 C Risk: None Lifted Index @300 mb: 20.98 C Lifted Index @700 mb: 4.52 C Showalter Index: 9.70 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.00 C Cross Totals Index: 22.80 C K Index: 12.30 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.72 J/kg Max Up Vert Vel: 6.74 m/s Conv Inhibition (B-): 19566.53 J/kg Cap Strength: 10.86 C Lift Cond Lev (LCL): 942.63 mb = 610.66 m = 2003.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 9 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 1018 1 270 17 17.0 -0.0 | 239 17 14.2 8.5 1 1000 143 275 13 13.0 -1.1 | 234 12 10.1 7.4 2 925 760 290 9 8.5 -3.1 | 226 8 5.6 5.4 3 850 1419 285 5 4.8 -1.3 | 195 7 2.0 7.2 4 700 2895 315 7 4.9 -4.9 | 211 4 2.1 3.5 5 500 5340 320 21 13.5 -16.1 | 306 13 10.6 -7.6 6 400 6870 335 25 10.6 -22.7 | 331 16 7.7 -14.2 7 300 8760 360 40 -0.0 -40.0 | 5 32 -2.8 -31.5 8 252 9870 5 50 -4.4 -49.8 | 10 42 -7.2 -41.3 9 250 9920 5 50 -4.4 -49.8 | 10 42 -7.2 -41.3 10 200 11330 360 33 -0.0 -33.0 | 7 25 -2.8 -24.5 11 150 13180 355 25 2.2 -24.9 | 2 16 -0.7 -16.4 12 100 15750 355 15 1.3 -14.9 | 13 7 -1.5 -6.5 Wind Parameters Mean winds (0-6000m): 311.4 at 11.9 knts Storm direction: 341.4 at 9.0 knts Shear (0-3000m) pos: 1.9 neg: 0.4 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -20.0 deg Storm rel helicity (0-3000m) pos: 3.0 neg: -15.6 tot: -12.6 m^2/s^2 ave: -4.2 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 3.0 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.12 Bulk Shear: 7.29 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 ------------------------------------------------------------------------------- 500 277 13 234 12| 7.3 0.0 7.3| 0.0 -5.9 -5.9 -11.8 -0.24| 7.3 -1.7 1000 281 11 231 10| 5.2 0.0 5.2| 0.0 -10.8 -10.8 -10.8 -0.38| 5.4 -2.1 1500 282 9 224 9| 3.5 0.8 4.3| 0.0 -15.6 -15.6 -10.4 -0.49| 4.5 -2.2 2000 284 8 219 8| 2.6 0.6 3.2| 1.1 -15.6 -14.4 -7.2 -0.40| 3.7 -1.5 2500 287 8 217 8| 2.2 0.5 2.7| 1.9 -15.6 -13.6 -5.5 -0.34| 3.2 -1.1 3000 291 8 217 7| 1.9 0.4 2.4| 3.0 -15.6 -12.6 -4.2 -0.25| 3.0 -0.7 4000 299 8 225 6| 1.6 0.3 1.9| 9.0 -15.6 -6.6 -1.6 0.03| 3.0 0.1 5000 306 10 244 6| 1.6 0.2 1.8| 15.6 -15.6 0.0 0.0 0.12| 3.0 0.4 6000 311 12 265 6| 1.7 0.2 1.9| 28.1 -15.6 12.5 2.1 0.21| 2.9 0.6 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251019.00.gif