UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042823.upa.cvt Date: 2300Z 28 APR 25 Searching for 89571... Searching the city database file for: 89571 ... Date:2300Z 28 APR 25 Station: 89571 WMO ident: 89571 Latitude: -68.57 Longitude: 77.95 Elevation: 13.00 ------------------------------------------------------------------------------- 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 -59 SFC 990 13 -16.9 -24.9 50 8.0 -18.0 85 8 257.0 257.1 255.8 258.4 0.51 2 985 51 -15.7 -24.7 46 9.0 -17.0 82 9 258.6 258.6 257.1 260.0 0.52 3 925 527 -17.9 -24.9 54 7.0 -18.8 45 22 261.0 261.1 259.1 262.5 0.55 4 850 1152 -23.1 -25.2 83 2.1 -23.4 50 23 261.9 262.0 259.9 263.6 0.58 5 796 1628 -26.3 -26.4 99 0.1 -26.3 58 25 263.5 263.6 261.0 265.1 0.56 6 789 1693 -22.3 -26.8 67 4.5 -22.9 60 26 268.4 268.5 264.6 270.0 0.54 7 700 2568 -23.5 -37.5 26 14.0 -24.8 75 30 276.5 276.5 269.4 277.1 0.22 8 500 4940 -40.3 -57.3 15 17.0 -40.8 105 22 283.9 283.9 273.5 284.0 0.03 9 400 6440 -45.3 -66.3 8 21.0 -45.7 150 64 296.1 296.1 279.6 296.2 0.01 10 300 8320 -55.1 -71.1 12 16.0 -55.3 150 64 307.7 307.7 284.4 307.7 0.01 11 250 9480 -55.9 -79.9 3 24.0 -56.1 175 27 323.0 323.0 289.6 323.0 0.00 12 224 10173 -59.7 -81.7 4 22.0 -59.9 180 36 327.4 327.4 291.0 327.4 0.00 13 200 10890 -54.9 -81.9 2 27.0 -55.2 155 39 345.8 345.8 295.7 345.8 0.00 14 150 12710 -59.9 -83.9 3 24.0 -60.1 185 26 366.9 366.9 300.0 366.9 0.00 15 100 15240 -61.1 -86.1 2 25.0 -61.4 215 27 409.7 409.7 306.5 409.7 0.00 16 70 17430 -64.5 -87.5 3 23.0 -64.7 235 41 446.4 446.4 310.5 446.4 0.00 17 50 19480 -66.5 -89.5 3 23.0 -66.8 245 43 486.8 486.8 314.0 486.8 0.00 18 38 21129 -69.9 -90.9 3 21.0 -70.1 253 48 517.9 517.9 316.2 517.9 0.00 19 30 22540 -68.9 -90.9 3 22.0 -69.2 260 52 556.8 556.8 318.5 556.8 0.00 20 24 23882 -66.5 -90.5 2 24.0 -67.0 263 50 600.5 600.5 320.6 600.5 0.00 21 20 24980 -68.3 -91.3 2 23.0 -68.8 265 49 627.1 627.1 321.8 627.1 0.00 22 12 28051 -66.6 -91.3 2 24.7 -67.5 275 89 731.8 731.8 325.4 731.9 0.01 23 11 28577 -66.3 -91.3 2 25.0 -67.4 270 81 751.3 751.3 326.0 751.4 0.01 24 10 29160 -61.9 -88.9 2 27.0 -63.8 265 72 788.5 788.5 327.0 788.6 0.01 25 8.8 29952 -61.3 -88.3 2 27.0 -63.5 820.2 820.2 327.7 820.3 0.02 TRP 224 10173 -59.7 -81.7 4 22.0 -59.9 180 36 327.4 327.4 291.0 327.4 0.00 WND 12 28051 -66.6 -91.3 2 24.7 -67.5 275 89 731.8 731.8 325.4 731.9 0.01 Sounding variables and indices 1000-500 mb thick: 4999.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 41.53 % Est. max temperature: -11.67 C = 10.99 F Sfc-Lift cond lev (LCL): 868.23 mb = 995.16 m = 3264.92 ft T: -21.80 C 700-500 lapse rate: 7.08 C/km ThetaE index: 0.00 C Layer 990.0- 0.0 mb Conv cond level (CCL): 623.05 mb = 3388.99 m = 11118.59 ft Mean mixing ratio: 0.54 g/kg Conv temperature: 5.22 C = 41.39 F Cap Strength: 13.86 C Lifted Index: 18.27 C Risk: None Lifted Index @300 mb: 32.57 C Lifted Index @700 mb: 13.86 C Showalter Index: 16.75 C Risk: None Total Totals Index: 32.30 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 15.10 C K Index: -22.00 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 4.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.41 J/kg Max Up Vert Vel: 4.78 m/s Conv Inhibition (B-): 66048.30 J/kg Cap Strength: 18.19 C Lift Cond Lev (LCL): 833.24 mb = 1296.56 m = 4253.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 117 at 20 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 ---------------------------------------------------------- 0 990 13 85 8 -8.0 -0.7 | 315 14 10.0 -9.9 1 925 527 45 22 -15.6 -15.6 | 354 25 2.4 -24.8 2 850 1152 50 23 -17.6 -14.8 | 359 24 0.3 -24.0 3 700 2568 75 30 -29.0 -7.8 | 33 20 -11.0 -17.0 4 500 4940 105 22 -21.3 5.7 | 43 5 -3.3 -3.5 5 400 6440 150 64 -32.0 55.4 | 163 48 -14.0 46.2 6 300 8320 150 64 -32.0 55.4 | 163 48 -14.0 46.2 7 250 9480 175 27 -2.4 26.9 | 221 24 15.6 17.7 8 224 10173 180 36 0.0 36.0 | 214 32 18.0 26.8 9 200 10890 155 39 -16.5 35.3 | 183 26 1.5 26.1 10 150 12710 185 26 2.3 25.9 | 230 26 20.2 16.7 11 100 15240 215 27 15.5 22.1 | 249 36 33.4 12.9 12 70 17430 235 41 33.6 23.5 | 254 53 51.5 14.3 13 50 19480 245 43 39.0 18.2 | 261 58 56.9 9.0 14 30 22540 260 52 51.2 9.0 | 270 69 69.2 -0.2 15 20 24980 265 49 48.8 4.3 | 274 67 66.8 -4.9 16 12 28051 275 89 88.7 -7.8 | 279 108 106.6 -17.0 17 10 29160 265 72 71.7 6.3 | 272 90 89.7 -2.9 Wind Parameters Mean winds (0-6000m): 87.1 at 26.9 knts Storm direction: 117.1 at 20.2 knts Shear (0-3000m) pos: 2.8 neg: 2.8 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 81.6 deg Storm rel helicity (0-3000m) pos: 139.1 neg: 0.0 tot: 139.1 m^2/s^2 ave: 46.4 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.33 Bulk Shear: 34.72 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 56 15 342 18| 0.0 16.7 16.7| 44.8 0.0 44.8 89.7 0.63| 17.5 11.1 1000 50 19 350 21| 0.8 8.3 9.1| 55.2 0.0 55.2 55.2 0.65| 9.8 6.4 1500 51 20 354 22| 1.8 5.6 7.3| 77.2 0.0 77.2 51.5 0.70| 7.8 5.4 2000 54 22 359 22| 2.5 4.2 6.7|103.9 0.0 103.9 51.9 0.74| 7.1 5.2 2500 59 23 5 21| 3.0 3.3 6.4|130.9 0.0 130.9 52.4 0.78| 6.7 5.2 3000 62 24 9 21| 2.8 2.8 5.6|139.1 0.0 139.1 46.4 0.74| 6.2 4.6 4000 69 25 16 19| 2.4 2.1 4.5|144.9 0.0 144.9 36.2 0.66| 5.5 3.7 5000 74 25 20 17| 2.4 1.7 4.1|148.5 -0.1 148.4 29.7 0.61| 5.2 3.2 6000 87 27 40 14| 4.9 1.4 6.3|240.1 -0.1 240.0 40.0 0.59| 7.3 4.3 Wrote GIF file: /home/apache/climate/data/raob//89571/skewt/89571.skewt.20250428.23.gif