UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 7 OCT 25 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 1007 111 8.4 7.6 95 0.8 8.0 200 1 281.0 282.1 280.8 298.8 6.51 1 1000 169 9.2 7.5 89 1.7 8.3 215 1 282.4 283.5 281.4 300.3 6.51 2 994 219 9.2 7.2 87 2.0 8.2 220 1 282.8 283.9 281.5 300.6 6.41 3 925 812 5.4 1.9 78 3.5 3.7 280 5 284.8 285.7 280.6 298.2 4.74 4 850 1500 0.8 -1.1 87 1.9 -0.0 215 9 287.0 287.7 280.8 298.8 4.15 5 816 1826 -1.1 -2.7 89 1.6 -1.8 215 10 288.3 289.0 281.1 299.4 3.84 6 740 2603 -2.7 -7.0 72 4.3 -4.4 215 12 294.8 295.3 283.0 303.9 3.05 7 716 2864 -2.5 -13.5 43 11.0 -6.2 215 13 297.8 298.1 282.8 303.6 1.88 8 700 3043 -3.7 -14.7 42 11.0 -7.3 215 13 298.4 298.7 282.9 303.8 1.74 9 674 3341 -4.5 -23.5 21 19.0 -9.5 212 13 300.7 300.9 282.8 303.5 0.85 10 673 3353 -4.5 -23.5 21 19.0 -9.5 211 13 300.9 301.0 282.8 303.6 0.85 11 605 4179 -11.5 -17.5 61 6.0 -13.2 202 15 302.1 302.4 284.2 307.2 1.60 12 525 5249 -19.7 -23.7 70 4.0 -20.5 189 16 304.7 304.9 284.7 308.3 1.08 13 504 5551 -20.5 -23.4 78 2.9 -21.1 186 17 307.3 307.6 285.7 311.1 1.15 14 500 5610 -20.9 -23.9 77 3.0 -21.5 185 17 307.6 307.8 285.8 311.2 1.11 15 495 5684 -21.1 -24.4 75 3.3 -21.8 184 17 308.2 308.4 285.9 311.7 1.07 16 436 6607 -27.5 -36.5 42 9.0 -28.6 176 18 311.5 311.5 286.4 312.8 0.39 17 430 6706 -27.9 -36.9 42 9.0 -29.0 175 18 312.2 312.3 286.6 313.5 0.38 18 400 7220 -32.3 -40.3 45 8.0 -33.1 170 19 313.0 313.1 286.8 314.0 0.28 19 300 9180 -49.1 -53.9 57 4.8 -49.3 180 36 316.1 316.2 287.6 316.5 0.08 20 299 9202 -49.5 -54.2 58 4.7 -49.7 180 36 315.9 315.9 287.5 316.2 0.08 21 254 10258 -54.9 -59.2 59 4.3 -55.0 175 40 323.0 323.0 289.7 323.2 0.05 22 250 10360 -54.7 -59.1 58 4.4 -54.8 170 38 324.7 324.8 290.3 325.0 0.05 23 246 10463 -55.1 -59.4 59 4.3 -55.2 170 37 325.6 325.7 290.5 325.9 0.05 24 229 10924 -53.5 -58.1 57 4.6 -53.6 168 31 334.8 334.8 293.1 335.1 0.07 25 200 11800 -52.3 -58.3 48 6.0 -52.5 165 19 349.9 350.0 296.7 350.3 0.07 26 187 12235 -51.5 -57.5 49 6.0 -51.7 157 16 358.0 358.1 298.4 358.4 0.09 27 150 13660 -53.5 -62.5 33 9.0 -53.8 130 5 377.9 377.9 301.9 378.2 0.06 28 145 13878 -53.3 -63.3 29 10.0 -53.7 123 5 381.9 381.9 302.6 382.2 0.05 29 128 14674 -57.5 -68.5 23 11.0 -57.8 97 5 388.2 388.2 303.5 388.4 0.03 30 100 16230 -58.3 -70.3 20 12.0 -58.6 45 5 415.1 415.1 307.2 415.2 0.03 31 70 18470 -58.3 -73.3 13 15.0 -58.7 360 5 459.7 459.7 311.8 459.8 0.03 32 50 20570 -61.5 -77.5 10 16.0 -61.9 325 13 498.6 498.6 314.8 498.7 0.02 33 30 23720 -64.1 -81.1 8 17.0 -64.6 335 9 569.9 569.9 319.2 570.0 0.02 34 23 25347 -64.1 -82.1 7 18.0 -64.8 614.9 614.9 321.3 615.0 0.02 TRP 254 10258 -54.9 -59.2 59 4.3 -55.0 175 40 323.0 323.0 289.7 323.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5441.00 m Freezing level: 835.68 mb = 1637.42 m = 5372.06 ft Wetbulb zero: 850.78 mb = 1492.57 m = 4896.82 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 67.11 % Est. max temperature: 14.20 C = 57.56 F Sfc-Lift cond lev (LCL): 994.87 mb = 211.68 m = 694.47 ft T: 9.20 C 700-500 lapse rate: 6.70 C/km ThetaE index: 2.37 C Layer 925.0- 850.0 mb Conv cond level (CCL): 893.65 mb = 1092.52 m = 3584.35 ft Mean mixing ratio: 5.52 g/kg Conv temperature: 13.14 C = 55.65 F Cap Strength: 8.48 C Lifted Index: 8.61 C Risk: None Lifted Index @300 mb: 12.05 C Lifted Index @700 mb: 6.18 C Showalter Index: 8.88 C Risk: None Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 19.80 C K Index: 9.60 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.16 J/kg Max Up Vert Vel: 3.78 m/s Conv Inhibition (B-): 40734.47 J/kg Cap Strength: 8.09 C Lift Cond Lev (LCL): 918.91 mb = 865.75 m = 2840.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 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 1007 111 200 1 0.3 0.9 | 58 8 -6.9 -4.4 1 1000 169 215 1 0.6 0.8 | 56 8 -6.6 -4.5 2 925 812 280 5 4.9 -0.9 | 20 7 -2.3 -6.2 3 850 1500 215 9 5.2 7.4 | 135 3 -2.1 2.1 4 700 3043 215 13 7.5 10.6 | 182 5 0.2 5.4 5 500 5610 185 17 1.5 16.9 | 154 13 -5.7 11.6 6 400 7220 170 19 -3.3 18.7 | 142 17 -10.5 13.4 7 300 9180 180 36 0.0 36.0 | 167 32 -7.2 30.7 8 254 10258 175 40 -3.5 39.8 | 163 36 -10.7 34.6 9 250 10360 170 38 -6.6 37.4 | 157 35 -13.8 32.1 10 200 11800 165 19 -4.9 18.4 | 137 18 -12.1 13.1 11 150 13660 130 5 -3.8 3.2 | 79 11 -11.1 -2.1 12 100 16230 45 5 -3.5 -3.5 | 51 14 -10.8 -8.8 13 70 18470 360 5 -0.0 -5.0 | 35 13 -7.2 -10.3 14 50 20570 325 13 7.5 -10.6 | 359 16 0.2 -15.9 15 30 23720 335 9 3.8 -8.2 | 14 14 -3.4 -13.5 Wind Parameters Mean winds (0-6000m): 203.8 at 11.9 knts Storm direction: 233.8 at 9.0 knts Shear (0-3000m) pos: 0.6 neg: 1.9 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 123.8 deg Storm rel helicity (0-3000m) pos: 4.2 neg: -7.7 tot: -3.4 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.49 Bulk Shear: 14.55 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 ------------------------------------------------------------------------------- 500 249 2 49 7| 3.5 0.0 3.5| 0.0 -3.9 -3.9 -7.7 -0.64| 3.6 -2.3 1000 266 4 35 6| 1.7 1.6 3.3| 0.0 -7.6 -7.6 -7.6 -0.52| 4.6 -2.4 1500 242 5 42 4| 1.2 2.4 3.6| 1.5 -7.6 -6.1 -4.1 -0.07| 5.1 -0.3 2000 231 6 61 3| 0.9 2.1 3.0| 2.5 -7.6 -5.1 -2.6 0.01| 4.1 0.0 2500 225 7 87 2| 0.7 2.0 2.7| 3.5 -7.6 -4.1 -1.7 0.06| 3.6 0.2 3000 222 8 116 2| 0.6 1.9 2.4| 4.2 -7.7 -3.4 -1.1 0.09| 3.2 0.3 4000 217 10 149 3| 0.4 1.7 2.1| 4.2 -10.5 -6.2 -1.6 0.01| 2.8 0.0 5000 210 11 157 4| 0.3 1.6 1.9| 4.2 -15.2 -10.9 -2.2 -0.06| 2.6 -0.2 6000 204 12 157 6| 0.3 1.5 1.8| 4.2 -21.7 -17.5 -2.9 -0.12| 2.5 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251007.00.gif