UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 17 APR 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 1003 3 -7.1 -11.8 69 4.7 -8.3 180 17 265.8 266.1 264.6 270.0 1.54 1 1000 26 -4.7 -10.7 63 6.0 -6.4 180 17 268.5 268.7 266.7 273.1 1.69 2 996 58 -3.7 -9.7 63 6.0 -5.5 181 18 269.8 270.1 267.9 274.8 1.83 3 961 340 -3.7 -13.7 46 10.0 -6.4 188 22 272.5 272.8 269.0 276.4 1.38 4 940 514 -5.1 -16.1 42 11.0 -7.9 192 25 272.8 273.0 268.7 276.1 1.16 5 925 640 -6.3 -17.3 41 11.0 -8.9 195 27 272.9 273.0 268.6 275.9 1.06 6 850 1293 -12.5 -19.5 56 7.0 -13.9 210 25 273.1 273.2 268.5 275.8 0.96 7 834 1438 -14.1 -21.1 55 7.0 -15.4 209 25 272.9 273.0 268.2 275.3 0.85 8 786 1885 -16.3 -23.3 55 7.0 -17.5 204 23 275.2 275.3 269.5 277.4 0.74 9 785 1895 -17.5 -24.5 54 7.0 -18.6 204 23 274.0 274.1 268.6 275.9 0.67 10 700 2741 -24.5 -29.5 63 5.0 -25.1 195 21 275.4 275.4 269.1 276.8 0.47 11 656 3210 -27.9 -32.5 65 4.6 -28.3 196 23 276.7 276.7 269.8 277.8 0.38 12 532 4684 -37.5 -41.6 65 4.1 -37.7 199 28 282.3 282.3 272.8 282.9 0.19 13 500 5110 -40.1 -44.3 64 4.2 -40.3 200 29 284.1 284.2 273.8 284.6 0.15 14 479 5401 -42.5 -47.0 61 4.5 -42.7 203 29 284.7 284.7 274.0 285.1 0.12 15 400 6600 -48.3 -53.3 56 5.0 -48.4 215 27 292.2 292.2 277.9 292.5 0.07 16 364 7218 -50.3 -56.3 49 6.0 -50.4 220 29 297.5 297.5 280.3 297.7 0.05 17 329 7880 -49.1 -55.1 50 6.0 -49.3 217 26 307.9 307.9 284.6 308.2 0.07 18 300 8490 -46.1 -54.1 40 8.0 -46.4 215 23 320.4 320.4 288.9 320.7 0.08 19 284 8857 -44.9 -54.9 32 10.0 -45.3 217 21 327.2 327.2 291.0 327.5 0.08 20 251 9683 -47.1 -59.1 24 12.0 -47.5 220 17 335.7 335.7 293.3 335.9 0.05 21 250 9710 -46.5 -58.5 24 12.0 -46.9 220 17 336.9 336.9 293.6 337.2 0.06 22 232 10208 -43.9 -57.9 20 14.0 -44.6 210 18 348.2 348.2 296.3 348.4 0.07 23 219 10594 -45.7 -60.7 17 15.0 -46.3 202 19 351.2 351.2 296.9 351.4 0.05 24 200 11200 -44.1 -61.1 13 17.0 -44.9 190 21 362.9 363.0 299.3 363.2 0.05 25 199 11234 -44.3 -61.3 13 17.0 -45.1 190 21 363.1 363.2 299.4 363.4 0.05 26 165 12492 -42.7 -62.7 9 20.0 -43.8 193 17 385.8 385.8 303.2 386.1 0.05 27 150 13130 -45.5 -65.5 9 20.0 -46.4 195 15 391.7 391.7 304.0 391.8 0.04 28 131 14033 -47.3 -68.3 7 21.0 -48.2 193 16 403.9 403.9 305.7 404.1 0.03 29 100 15820 -48.7 -70.7 6 22.0 -49.7 190 17 433.6 433.6 309.2 433.8 0.03 30 96 16090 -46.3 -68.3 6 22.0 -47.6 191 17 443.4 443.4 310.3 443.6 0.04 31 79 17364 -53.1 -74.1 6 21.0 -53.9 197 16 454.8 454.8 311.3 454.9 0.02 32 73 17876 -50.1 -72.1 6 22.0 -51.2 199 15 471.5 471.5 312.8 471.7 0.03 33 70 18150 -50.5 -72.5 6 22.0 -51.7 200 15 476.3 476.4 313.2 476.5 0.03 34 50 20330 -52.5 -74.5 5 22.0 -53.8 205 5 519.8 519.8 316.3 520.0 0.03 35 30 23590 -56.5 -78.5 5 22.0 -57.8 240 11 590.6 590.6 320.2 590.8 0.03 36 27 24255 -58.1 -79.1 5 21.0 -59.3 244 12 604.2 604.2 320.8 604.4 0.03 37 20 26160 -54.5 -76.5 5 22.0 -56.7 255 15 669.4 669.4 323.4 669.8 0.06 38 14 28463 -51.5 -73.5 6 22.0 -55.2 751.4 751.5 326.0 752.6 0.13 39 11 30057 -43.9 -67.9 5 24.0 -51.2 832.7 832.9 328.1 836.6 0.37 40 10 30700 -42.3 -66.3 6 24.0 -50.7 861.6 861.9 328.8 867.2 0.51 41 9.5 31047 -42.3 -66.3 6 24.0 -51.0 874.4 874.7 329.0 880.3 0.54 TRP 364 7218 -50.3 -56.3 49 6.0 -50.4 220 29 297.5 297.5 280.3 297.7 0.05 WND Sounding variables and indices 1000-500 mb thick: 5084.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 59.00 % Est. max temperature: 0.13 C = 32.23 F Sfc-Lift cond lev (LCL): 930.54 mb = 593.18 m = 1946.12 ft T: -5.85 C 700-500 lapse rate: 6.59 C/km ThetaE index: 1.41 C Layer 785.0- 700.0 mb Conv cond level (CCL): 785.81 mb = 1887.09 m = 6191.17 ft Mean mixing ratio: 1.34 g/kg Conv temperature: 2.03 C = 35.65 F Cap Strength: 5.90 C Lifted Index: 7.22 C Risk: None Lifted Index @300 mb: 31.69 C Lifted Index @700 mb: 1.44 C Showalter Index: 7.11 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 20.60 C K Index: 3.10 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.58 J/kg Max Up Vert Vel: 5.58 m/s Conv Inhibition (B-): 73146.97 J/kg Cap Strength: 7.09 C Lift Cond Lev (LCL): 822.58 mb = 1541.72 m = 5058.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 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 1003 3 180 17 0.0 17.0 | 109 15 -14.3 5.0 1 1000 26 180 17 0.0 17.0 | 109 15 -14.3 5.0 2 925 640 195 27 7.0 26.1 | 153 16 -7.3 14.1 3 850 1293 210 25 12.5 21.7 | 170 10 -1.8 9.6 4 700 2741 195 21 5.4 20.3 | 133 12 -8.8 8.3 5 500 5110 200 29 9.9 27.3 | 164 16 -4.3 15.2 6 400 6600 215 27 15.5 22.1 | 187 10 1.2 10.1 7 364 7218 220 29 18.6 22.2 | 203 11 4.4 10.2 8 300 8490 215 23 13.2 18.8 | 171 7 -1.1 6.8 9 250 9710 220 17 10.9 13.0 | 107 3 -3.3 1.0 10 200 11200 190 21 3.6 20.7 | 129 14 -10.6 8.7 11 150 13130 195 15 3.9 14.5 | 103 11 -10.4 2.5 12 100 15820 190 17 3.0 16.7 | 113 12 -11.3 4.7 13 70 18150 200 15 5.1 14.1 | 103 9 -9.1 2.1 14 50 20330 205 5 2.1 4.5 | 58 14 -12.1 -7.5 15 30 23590 240 11 9.5 5.5 | 36 8 -4.7 -6.5 16 20 26160 255 15 14.5 3.9 | 358 8 0.2 -8.1 Wind Parameters Mean winds (0-6000m): 199.9 at 24.8 knts Storm direction: 229.9 at 18.6 knts Shear (0-3000m) pos: 2.1 neg: 1.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 28.0 deg Storm rel helicity (0-3000m) pos: 60.7 neg: -18.8 tot: 41.9 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.64 Bulk Shear: 5.90 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 ------------------------------------------------------------------------------- 500 187 21 126 15| 9.1 0.0 9.1| 35.1 0.0 35.1 70.3 1.00| 9.1 9.1 1000 193 23 141 14| 6.3 0.0 6.3| 53.8 0.0 53.8 53.8 0.89| 7.9 7.0 1500 198 24 148 13| 4.2 0.0 4.2| 58.4 -2.7 55.7 37.2 0.73| 6.7 4.8 2000 200 24 150 12| 3.2 0.7 3.8| 58.4 -9.4 49.0 24.5 0.53| 5.6 3.0 2500 200 24 149 12| 2.5 1.0 3.6| 58.4 -16.1 42.3 16.9 0.39| 5.0 1.9 3000 200 23 147 12| 2.1 1.0 3.1| 60.7 -18.8 41.9 14.0 0.35| 4.5 1.6 4000 199 23 146 12| 2.0 0.7 2.7| 71.7 -18.8 52.9 13.2 0.42| 3.8 1.6 5000 199 24 149 13| 1.9 0.6 2.5| 83.2 -18.8 64.4 12.9 0.46| 3.4 1.6 6000 200 25 153 13| 1.8 0.5 2.2| 95.6 -18.8 76.8 12.8 0.49| 3.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250417.12.gif