UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 12 OCT 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -196 SFC 975 13 8.8 7.1 89 1.7 7.9 65 11 284.0 285.1 282.2 302.0 6.49 2 958 159 7.8 3.1 72 4.7 5.5 78 13 284.4 285.3 280.6 298.4 4.99 3 925 446 4.8 1.1 77 3.7 3.1 105 17 284.2 285.0 279.9 296.8 4.48 4 850 1130 0.0 -3.3 78 3.3 -1.4 120 15 286.1 286.8 279.7 296.2 3.52 5 823 1387 -2.3 -5.5 79 3.2 -3.6 118 16 286.4 286.9 279.2 295.3 3.08 6 700 2655 -9.9 -15.9 61 6.0 -11.6 110 19 291.5 291.8 279.7 296.3 1.58 7 645 3280 -14.5 -19.5 66 5.0 -15.7 112 19 293.2 293.4 280.1 297.1 1.26 8 500 5150 -29.7 -38.7 41 9.0 -30.6 120 19 296.8 296.9 280.3 297.7 0.27 9 498 5178 -29.9 -38.9 41 9.0 -30.7 120 19 296.9 297.0 280.4 297.8 0.26 10 400 6690 -43.9 -51.9 41 8.0 -44.2 115 15 297.9 297.9 280.6 298.2 0.08 11 368 7246 -49.1 -57.1 39 8.0 -49.3 115 17 298.2 298.2 280.6 298.4 0.05 12 326 8039 -52.3 -59.3 43 7.0 -52.4 115 19 304.3 304.3 283.2 304.5 0.04 13 318 8200 -52.5 -59.5 43 7.0 -52.7 105 17 306.2 306.2 284.0 306.4 0.04 14 300 8580 -50.1 -58.1 38 8.0 -50.3 80 13 314.7 314.7 287.1 314.9 0.05 15 288 8848 -48.5 -57.5 34 9.0 -48.8 81 12 320.7 320.7 289.0 320.9 0.06 16 250 9780 -47.9 -58.9 27 11.0 -48.3 85 9 334.9 334.9 293.1 335.1 0.05 17 212 10872 -45.1 -61.1 15 16.0 -45.7 133 5 355.4 355.4 297.8 355.6 0.05 18 200 11260 -45.7 -63.7 11 18.0 -46.4 150 3 360.4 360.4 298.8 360.6 0.04 19 150 13170 -45.5 -68.5 6 23.0 -46.4 150 5 391.7 391.7 304.0 391.8 0.03 20 100 15860 -45.9 -69.9 5 24.0 -47.3 185 15 439.0 439.0 309.8 439.2 0.03 21 70 18230 -48.7 -72.7 5 24.0 -50.1 175 13 480.2 480.2 313.5 480.4 0.03 22 64 18823 -44.3 -69.3 5 25.0 -46.6 179 11 502.3 502.3 315.1 502.7 0.05 23 50 20460 -47.7 -71.7 5 24.0 -49.7 190 7 531.1 531.1 317.0 531.4 0.05 24 42 21602 -51.1 -74.1 5 23.0 -52.8 187 8 549.8 549.8 318.1 550.1 0.04 25 40 21921 -49.3 -73.3 4 24.0 -51.4 186 9 562.0 562.1 318.8 562.4 0.05 26 35 22801 -46.9 -70.9 5 24.0 -49.8 183 10 590.2 590.2 320.2 590.7 0.08 27 30 23820 -47.7 -71.7 5 24.0 -50.7 180 11 614.6 614.6 321.3 615.2 0.08 28 28 24276 -46.9 -70.9 5 24.0 -50.3 169 11 629.1 629.1 321.9 629.8 0.10 29 24 25285 -51.5 -74.5 5 23.0 -54.1 144 10 644.1 644.1 322.4 644.6 0.07 30 20 26470 -50.3 -74.3 4 24.0 -53.6 115 9 682.2 682.2 323.9 682.9 0.08 31 14 28805 -48.9 -72.9 4 24.0 -53.5 760.2 760.3 326.3 761.6 0.14 32 11 30399 -46.1 -70.1 5 24.0 -52.5 824.7 824.8 327.9 827.5 0.27 TRP 326 8039 -52.3 -59.3 43 7.0 -52.4 115 19 304.3 304.3 283.2 304.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 850.00 mb = 1130.00 m = 3707.30 ft Wetbulb zero: 873.35 mb = 910.77 m = 2988.06 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 64.85 % Est. max temperature: 11.14 C = 52.04 F Sfc-Lift cond lev (LCL): 950.08 mb = 226.69 m = 743.72 ft T: 7.09 C 700-500 lapse rate: 7.94 C/km ThetaE index: 6.77 C Layer 958.0- 700.0 mb Conv cond level (CCL): 855.71 mb = 1075.81 m = 3529.53 ft Mean mixing ratio: 4.60 g/kg Conv temperature: 10.78 C = 51.41 F Cap Strength: 0.98 C Lifted Index: 0.98 C Risk: Showers probable Lifted Index @300 mb: 12.28 C Lifted Index @700 mb: 0.98 C Showalter Index: 1.92 C Risk: Showers probable Total Totals Index: 56.10 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.70 C Cross Totals Index: 26.40 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 191.00 Risk: None Energy Index: 0.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.39 J/kg Max Up Vert Vel: 2.96 m/s Conv Inhibition (B-): 65178.87 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 873.95 mb = 905.21 m = 2969.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 144 at 13 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 ---------------------------------------------------------- 0 975 13 65 11 -10.0 -4.6 | 8 16 -2.2 -15.4 1 925 446 105 17 -16.4 4.4 | 54 11 -8.6 -6.3 2 850 1130 120 15 -13.0 7.5 | 58 6 -5.2 -3.2 3 700 2655 110 19 -17.9 6.5 | 67 11 -10.0 -4.2 4 500 5150 120 19 -16.5 9.5 | 82 9 -8.6 -1.2 5 400 6690 115 15 -13.6 6.3 | 53 7 -5.8 -4.4 6 326 8039 115 19 -17.2 8.0 | 74 10 -9.4 -2.7 7 300 8580 80 13 -12.8 -2.3 | 21 14 -5.0 -13.0 8 250 9780 85 9 -9.0 -0.8 | 6 12 -1.2 -11.5 9 200 11260 150 3 -1.5 2.6 | 322 10 6.3 -8.1 10 150 13170 150 5 -2.5 4.3 | 320 8 5.3 -6.4 11 100 15860 185 15 1.3 14.9 | 245 10 9.1 4.2 12 70 18230 175 13 -1.1 13.0 | 251 7 6.7 2.2 13 50 20460 190 7 1.2 6.9 | 293 10 9.0 -3.8 14 30 23820 180 11 0.0 11.0 | 268 8 7.8 0.3 15 20 26470 115 9 -8.2 3.8 | 3 7 -0.3 -6.9 Wind Parameters Mean winds (0-6000m): 113.9 at 17.7 knts Storm direction: 143.9 at 13.3 knts Shear (0-3000m) pos: 2.3 neg: 0.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 61.1 deg Storm rel helicity (0-3000m) pos: 41.0 neg: 0.0 tot: 41.0 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.70 Bulk Shear: 6.25 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 92 14 33 12| 11.6 0.0 11.6| 36.3 0.0 36.3 72.6 0.89| 12.2 10.8 1000 103 15 44 10| 6.3 0.0 6.3| 37.5 0.0 37.5 37.5 0.72| 7.8 5.7 1500 108 15 48 9| 4.4 0.0 4.4| 38.5 0.0 38.5 25.6 0.68| 5.8 4.0 2000 110 16 52 9| 3.3 0.4 3.7| 39.4 0.0 39.4 19.7 0.64| 4.8 3.1 2500 111 16 55 9| 2.6 0.7 3.3| 40.0 0.0 40.0 16.0 0.60| 4.2 2.5 3000 111 17 58 9| 2.3 0.6 2.8| 41.0 0.0 41.0 13.7 0.60| 3.6 2.2 4000 111 17 62 9| 1.8 0.4 2.2| 43.7 0.0 43.7 10.9 0.61| 2.9 1.8 5000 113 18 65 9| 1.6 0.3 1.9| 46.2 0.0 46.2 9.2 0.62| 2.4 1.5 6000 114 18 67 9| 1.3 0.2 1.5| 46.5 -4.6 41.8 7.0 0.48| 2.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251012.00.gif