UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 9 DEC 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 1016 0 -26.7 -29.9 74 3.2 -26.9 225 35 245.3 245.4 245.2 246.2 0.31 1 1000 115 -26.5 -29.9 73 3.4 -26.8 230 33 246.6 246.7 246.4 247.5 0.32 2 986 217 -25.9 -29.5 72 3.6 -26.2 232 30 248.2 248.3 247.9 249.2 0.34 3 979 269 -24.3 -28.1 71 3.8 -24.6 233 28 250.4 250.4 249.8 251.4 0.39 4 977 284 -22.7 -26.6 70 3.9 -23.1 233 28 252.1 252.2 251.5 253.3 0.44 5 951 481 -23.9 -28.0 69 4.1 -24.3 236 21 252.9 252.9 252.1 254.0 0.40 6 942 551 -22.5 -26.7 69 4.2 -22.9 238 19 255.0 255.0 254.0 256.2 0.46 7 925 684 -23.1 -27.4 68 4.3 -23.5 240 15 255.7 255.8 254.5 256.9 0.44 8 908 820 -23.5 -27.7 68 4.2 -23.9 235 12 256.6 256.7 255.4 257.8 0.43 9 902 868 -22.1 -26.2 69 4.1 -22.6 233 11 258.6 258.6 257.1 260.0 0.50 10 858 1234 -25.5 -29.0 72 3.5 -25.8 218 4 258.7 258.8 257.0 259.9 0.41 11 850 1302 -24.9 -28.4 73 3.5 -25.3 215 3 260.1 260.1 258.1 261.3 0.43 12 811 1643 -24.9 -28.1 75 3.2 -25.2 242 5 263.6 263.7 260.9 264.9 0.47 13 700 2701 -29.7 -33.0 73 3.3 -30.0 325 11 269.6 269.7 265.1 270.6 0.34 14 676 2950 -30.7 -34.1 72 3.4 -31.0 325 11 271.2 271.2 266.1 272.1 0.32 15 634 3402 -34.5 -38.0 70 3.5 -34.7 325 10 271.9 271.9 266.4 272.6 0.23 16 600 3787 -34.9 -38.3 71 3.4 -35.1 325 10 275.7 275.8 269.0 276.5 0.23 17 530 4644 -40.5 -43.8 70 3.3 -40.6 325 9 279.0 279.0 270.8 279.5 0.15 18 500 5040 -41.9 -44.9 72 3.0 -42.1 325 9 282.0 282.0 272.5 282.4 0.14 19 473 5414 -43.9 -47.4 68 3.5 -44.0 329 8 284.0 284.0 273.6 284.4 0.11 20 437 5940 -47.9 -51.8 64 3.9 -48.0 334 7 285.4 285.4 274.4 285.7 0.07 21 405 6439 -49.3 -53.4 62 4.1 -49.4 339 5 289.9 289.9 276.7 290.1 0.07 22 400 6520 -49.7 -53.7 63 4.0 -49.8 340 5 290.4 290.4 277.0 290.6 0.06 23 356 7272 -55.1 -59.0 62 3.9 -55.2 12 7 293.0 293.0 278.2 293.1 0.04 24 300 8350 -60.1 -64.0 60 3.9 -60.2 60 9 300.6 300.6 281.6 300.7 0.02 25 291 8540 -60.7 -64.5 61 3.8 -60.7 65 7 302.4 302.4 282.4 302.5 0.02 26 266 9101 -60.7 -64.5 61 3.8 -60.7 103 6 310.3 310.3 285.4 310.4 0.02 27 250 9490 -58.9 -63.0 59 4.1 -59.0 130 5 318.5 318.5 288.3 318.6 0.03 28 230 10015 -56.9 -61.0 60 4.1 -57.0 143 8 329.2 329.2 291.6 329.4 0.05 29 200 10900 -57.1 -61.6 57 4.5 -57.2 165 13 342.3 342.4 294.9 342.5 0.05 30 150 12720 -57.7 -63.7 46 6.0 -57.8 190 17 370.7 370.7 300.7 370.9 0.05 31 127 13771 -56.1 -62.1 47 6.0 -56.3 190 24 391.6 391.6 304.0 392.0 0.07 32 100 15280 -57.9 -64.9 40 7.0 -58.1 190 33 415.9 415.9 307.3 416.2 0.06 33 83 16452 -59.1 -67.1 35 8.0 -59.3 436.2 436.2 309.5 436.5 0.06 TRP 291 8540 -60.7 -64.5 61 3.8 -60.7 65 7 302.4 302.4 282.4 302.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 4925.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 71.67 % Est. max temperature: -13.26 C = 8.13 F Sfc-Lift cond lev (LCL): 962.85 mb = 390.34 m = 1280.63 ft T: -23.35 C 700-500 lapse rate: 5.22 C/km ThetaE index: 0.08 C Layer 858.0- 850.0 mb Conv cond level (CCL): 661.32 mb = 3104.46 m = 10185.10 ft Mean mixing ratio: 0.39 g/kg Conv temperature: -0.49 C = 31.12 F Cap Strength: 22.06 C Lifted Index: 24.12 C Risk: None Lifted Index @300 mb: 34.04 C Lifted Index @700 mb: 15.60 C Showalter Index: 17.03 C Risk: None Total Totals Index: 30.50 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 13.50 C K Index: -14.70 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 4.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.36 J/kg Max Up Vert Vel: 9.63 m/s Conv Inhibition (B-): 30168.12 J/kg Cap Strength: 23.73 C Lift Cond Lev (LCL): 905.36 mb = 841.21 m = 2759.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 8 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 1016 0 225 35 24.7 24.7 | 213 37 19.9 31.0 1 1000 115 230 33 25.3 21.2 | 217 34 20.5 27.5 2 925 684 240 15 13.0 7.5 | 211 16 8.2 13.8 3 850 1302 215 3 1.7 2.5 | 161 9 -3.1 8.8 4 700 2701 325 11 6.3 -9.0 | 331 3 1.5 -2.7 5 500 5040 325 9 5.2 -7.4 | 342 1 0.3 -1.1 6 400 6520 340 5 1.7 -4.7 | 117 3 -3.1 1.6 7 300 8350 60 9 -7.8 -4.5 | 98 13 -12.6 1.8 8 291 8540 65 7 -6.3 -3.0 | 107 12 -11.2 3.3 9 250 9490 130 5 -3.8 3.2 | 138 13 -8.6 9.5 10 200 10900 165 13 -3.4 12.6 | 157 21 -8.2 18.9 11 150 12720 190 17 3.0 16.7 | 175 23 -1.9 23.0 12 100 15280 190 33 5.7 32.5 | 181 39 0.9 38.8 Wind Parameters Mean winds (0-6000m): 292.6 at 10.6 knts Storm direction: 322.6 at 7.9 knts Shear (0-3000m) pos: 5.0 neg: 2.1 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 119.0 deg Storm rel helicity (0-3000m) pos: 44.6 neg: -47.5 tot: -2.9 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.55 Bulk Shear: 84.50 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 ------------------------------------------------------------------------------- 500 231 29 216 30| 15.7 0.0 15.7| 24.2 -4.1 20.1 40.3 0.12| 16.6 2.0 1000 232 21 212 23| 7.8 6.3 14.1| 24.2 -33.0 -8.8 -8.8 -0.18| 14.7 -2.7 1500 233 16 206 18| 6.8 4.2 11.0| 27.7 -47.5 -19.8 -13.2 -0.25| 12.4 -3.1 2000 235 13 204 15| 5.3 3.1 8.4| 36.4 -47.5 -11.1 -5.5 -0.12| 10.5 -1.2 2500 244 12 208 13| 5.4 2.5 7.9| 42.5 -47.5 -5.0 -2.0 0.01| 9.7 0.1 3000 255 12 216 12| 5.0 2.1 7.1| 44.6 -47.5 -2.9 -1.0 0.07| 8.7 0.6 4000 273 12 230 9| 3.8 1.6 5.3| 44.7 -47.5 -2.8 -0.7 0.07| 6.6 0.5 5000 285 11 241 7| 3.0 1.3 4.3| 44.8 -47.5 -2.7 -0.5 0.07| 5.4 0.4 6000 293 11 246 5| 2.4 1.1 3.5| 45.5 -47.5 -2.1 -0.3 0.11| 4.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251209.00.gif