UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 9 OCT 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1020 24 2.8 -3.2 65 6.0 0.5 225 3 274.4 274.9 272.6 282.5 2.95 1 1011 96 1.4 -6.6 55 8.0 -1.4 265 6 273.7 274.1 271.2 280.1 2.30 2 1005 144 2.2 -5.8 55 8.0 -0.7 292 7 275.0 275.4 272.2 281.8 2.46 3 1000 184 2.0 -6.0 55 8.0 -0.9 315 9 275.1 275.6 272.3 281.9 2.44 4 961 504 0.0 -9.0 51 9.0 -3.0 307 10 276.3 276.6 272.3 281.9 2.01 5 925 808 -2.5 -10.5 54 8.0 -5.0 300 11 276.8 277.1 272.3 282.0 1.85 6 850 1472 -7.3 -11.6 71 4.3 -8.6 310 19 278.5 278.8 273.3 283.8 1.85 7 735 2588 -14.5 -17.8 76 3.3 -15.3 303 26 282.5 282.7 274.7 286.3 1.28 8 724 2703 -12.7 -18.7 61 6.0 -14.1 302 27 285.7 285.9 276.3 289.3 1.21 9 700 2960 -12.9 -25.9 33 13.0 -15.4 300 29 288.2 288.3 276.8 290.3 0.66 10 682 3159 -13.1 -30.1 23 17.0 -16.0 300 30 290.1 290.2 277.4 291.6 0.46 11 664 3363 -13.3 -33.3 17 20.0 -16.5 299 30 292.1 292.2 278.3 293.3 0.35 12 564 4584 -22.9 -41.9 16 19.0 -24.8 297 35 294.8 294.8 279.3 295.4 0.17 13 500 5460 -27.5 -44.5 18 17.0 -28.9 295 38 299.5 299.5 281.3 300.0 0.15 14 417 6749 -33.7 -45.7 29 12.0 -34.6 291 53 307.5 307.5 284.6 308.1 0.15 15 400 7040 -35.9 -46.9 31 11.0 -36.6 290 56 308.3 308.4 284.9 308.8 0.14 16 309 8784 -46.3 -54.3 40 8.0 -46.6 285 79 317.4 317.4 288.0 317.7 0.08 17 300 8980 -46.1 -54.1 40 8.0 -46.4 285 83 320.4 320.4 288.9 320.7 0.08 18 289 9228 -45.7 -54.7 36 9.0 -46.0 285 87 324.4 324.4 290.2 324.7 0.08 19 250 10190 -46.3 -57.3 28 11.0 -46.7 285 103 337.2 337.2 293.7 337.5 0.07 20 200 11670 -46.3 -60.3 19 14.0 -46.9 285 103 359.5 359.5 298.7 359.7 0.06 21 150 13580 -47.3 -65.3 11 18.0 -48.1 285 103 388.6 388.6 303.6 388.7 0.04 22 119 15100 -49.9 -69.1 9 19.1 -50.7 280 108 410.3 410.3 306.6 410.5 0.03 23 100 16230 -51.9 -71.9 7 20.0 -52.6 280 95 427.4 427.5 308.6 427.6 0.02 24 70 18520 -54.3 -75.3 6 21.0 -55.1 280 91 468.2 468.2 312.5 468.3 0.02 25 50 20660 -55.7 -77.7 5 22.0 -56.6 275 68 512.2 512.2 315.8 512.3 0.02 26 46 21190 -56.7 -77.7 5 21.0 -57.6 275 63 522.2 522.2 316.5 522.3 0.02 27 34 23130 -51.5 -74.5 5 23.0 -53.4 275 44 583.0 583.0 319.8 583.3 0.05 28 30 23940 -53.1 -75.1 5 22.0 -54.9 275 36 599.9 599.9 320.6 600.2 0.05 29 27 24619 -52.3 -75.3 5 23.0 -54.5 274 33 620.5 620.5 321.5 620.9 0.05 30 22 25925 -58.1 -80.1 4 22.0 -59.5 271 28 640.6 640.6 322.3 640.9 0.03 31 20 26530 -54.5 -77.5 4 23.0 -56.8 270 25 669.4 669.4 323.4 669.8 0.05 32 17 27568 -55.7 -78.7 4 23.0 -58.0 245 21 697.4 697.4 324.4 697.8 0.05 33 17 27568 -52.5 -76.5 4 24.0 -55.5 245 21 707.6 707.6 324.7 708.2 0.07 34 14 28814 -55.5 -78.5 4 23.0 -58.2 216 16 737.8 737.9 325.6 738.4 0.06 35 13 29289 -52.3 -76.3 4 24.0 -56.1 205 14 764.7 764.8 326.4 765.6 0.09 36 10 30980 -53.9 -77.9 4 24.0 -57.8 165 7 818.4 818.4 327.7 819.3 0.09 37 8.4 32099 -54.1 -78.1 4 24.0 -58.4 859.4 859.5 328.6 860.5 0.11 38 6.0 34274 -50.9 -74.9 4 24.0 -57.5 960.0 960.2 330.5 963.0 0.25 TRP 309 8784 -46.3 -54.3 40 8.0 -46.6 285 79 317.4 317.4 288.0 317.7 0.08 WND 119 15100 -49.9 -69.1 9 19.1 -50.7 280 108 410.3 410.3 306.6 410.5 0.03 Sounding variables and indices 1000-500 mb thick: 5276.00 m Freezing level: 961.00 mb = 503.69 m = 1652.51 ft Wetbulb zero: 1017.66 mb = 42.76 m = 140.27 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 41.86 % Est. max temperature: 6.46 C = 43.62 F Sfc-Lift cond lev (LCL): 929.35 mb = 770.62 m = 2528.26 ft T: -2.19 C 700-500 lapse rate: 5.84 C/km ThetaE index: 2.44 C Layer 1011.0-1005.0 mb Conv cond level (CCL): 796.09 mb = 1975.17 m = 6480.14 ft Mean mixing ratio: 2.15 g/kg Conv temperature: 8.75 C = 47.74 F Cap Strength: 11.94 C Lifted Index: 14.96 C Risk: None Lifted Index @300 mb: 27.36 C Lifted Index @700 mb: 8.41 C Showalter Index: 13.47 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 15.90 C K Index: -4.40 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 3.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.32 J/kg Max Up Vert Vel: 4.32 m/s Conv Inhibition (B-): 73283.86 J/kg Cap Strength: 14.87 C Lift Cond Lev (LCL): 851.84 mb = 1455.06 m = 4773.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 329 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 1020 24 225 3 2.1 2.1 | 157 21 -8.2 19.4 1 1000 184 315 9 6.4 -6.4 | 160 12 -4.0 10.9 2 925 808 300 11 9.5 -5.5 | 176 12 -0.8 11.8 3 850 1472 310 19 14.6 -12.2 | 220 7 4.2 5.1 4 700 2960 300 29 25.1 -14.5 | 259 15 14.8 2.8 5 500 5460 295 38 34.4 -16.1 | 267 24 24.1 1.2 6 400 7040 290 56 52.6 -19.2 | 273 42 42.3 -1.9 7 309 8784 285 79 76.3 -20.4 | 273 66 66.0 -3.2 8 300 8980 285 83 80.2 -21.5 | 273 70 69.8 -4.2 9 250 10190 285 103 99.5 -26.7 | 276 90 89.1 -9.4 10 200 11670 285 103 99.5 -26.7 | 276 90 89.1 -9.4 11 150 13580 285 103 99.5 -26.7 | 276 90 89.1 -9.4 12 119 15100 280 108 106.4 -18.8 | 271 96 96.0 -1.5 13 100 16230 280 95 93.6 -16.5 | 269 83 83.2 0.8 14 70 18520 280 91 89.6 -15.8 | 269 79 79.3 1.5 15 50 20660 275 68 67.7 -5.9 | 259 59 57.4 11.4 16 30 23940 275 36 35.9 -3.1 | 241 29 25.5 14.2 17 20 26530 270 25 25.0 -0.0 | 220 23 14.6 17.3 18 10 30980 165 7 -1.8 6.8 | 153 27 -12.2 24.1 Wind Parameters Mean winds (0-6000m): 299.1 at 26.9 knts Storm direction: 329.1 at 20.2 knts Shear (0-3000m) pos: 2.8 neg: 2.4 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 102.6 deg Storm rel helicity (0-3000m) pos: 55.7 neg: -5.2 tot: 50.5 m^2/s^2 ave: 16.8 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 45.86 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 ------------------------------------------------------------------------------- 500 308 8 163 13| 10.4 0.0 10.4| 20.3 -5.2 15.1 30.2 0.27| 12.6 3.4 1000 305 10 169 12| 5.2 1.8 7.0| 30.3 -5.2 25.1 25.1 0.41| 8.4 3.4 1500 306 12 177 10| 5.5 1.2 6.8| 40.8 -5.2 35.6 23.7 0.52| 7.7 4.0 2000 307 14 187 9| 4.1 1.8 6.0| 46.5 -5.2 41.3 20.7 0.56| 6.7 3.7 2500 306 16 201 8| 3.3 2.2 5.5| 51.6 -5.2 46.4 18.6 0.55| 6.1 3.4 3000 304 18 215 8| 2.8 2.4 5.2| 55.7 -5.2 50.5 16.8 0.53| 5.7 3.0 4000 302 21 233 10| 2.1 2.3 4.4| 61.4 -5.2 56.2 14.1 0.51| 4.8 2.4 5000 301 24 245 12| 1.7 2.2 3.9| 66.0 -5.2 60.8 12.2 0.48| 4.2 2.0 6000 299 27 252 14| 1.4 2.6 4.0| 78.8 -5.2 73.6 12.3 0.44| 4.2 1.8 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251009.00.gif