UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 2 MAY 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 35 160 1 SFC 992 102 9.8 9.4 97 0.4 9.6 160 1 283.6 284.9 283.1 304.2 7.47 2 945 503 6.2 3.9 85 2.3 5.1 177 8 283.9 284.8 280.8 298.9 5.36 3 925 678 5.2 3.1 86 2.1 4.2 185 11 284.6 285.5 281.0 299.1 5.17 4 850 1365 1.8 -0.7 83 2.5 0.7 210 11 288.0 288.8 281.4 300.3 4.27 5 823 1625 0.4 -1.9 85 2.3 -0.6 206 18 289.2 289.9 281.7 300.9 4.04 6 774 2117 0.6 -2.0 83 2.6 -0.6 198 33 294.6 295.3 284.2 307.1 4.27 7 700 2917 -4.3 -8.2 74 3.9 -5.8 185 56 297.7 298.3 284.0 306.6 2.94 8 500 5500 -18.3 -22.7 68 4.4 -19.4 195 56 310.7 311.0 287.0 314.8 1.23 9 468 5990 -20.5 -24.8 68 4.3 -21.5 195 59 313.9 314.1 287.9 317.6 1.09 10 400 7130 -27.9 -32.9 62 5.0 -28.6 195 66 318.7 318.8 289.0 320.9 0.60 11 302 9104 -39.3 -44.3 59 5.0 -39.7 180 79 329.3 329.4 291.8 330.3 0.25 12 300 9150 -39.7 -44.7 59 5.0 -40.1 180 79 329.4 329.5 291.8 330.3 0.24 13 250 10360 -52.3 -58.3 48 6.0 -52.5 185 89 328.3 328.3 291.3 328.5 0.06 14 237 10702 -55.7 -61.7 47 6.0 -55.8 189 93 328.2 328.2 291.3 328.4 0.04 15 207 11555 -59.8 -65.8 45 6.0 -59.9 200 103 334.7 334.8 293.0 334.9 0.03 16 205 11616 -60.1 -66.1 45 6.0 -60.2 200 101 335.2 335.2 293.2 335.3 0.03 17 200 11770 -59.1 -65.1 46 6.0 -59.2 200 95 339.2 339.2 294.1 339.3 0.03 18 198 11833 -59.1 -65.1 46 6.0 -59.2 201 93 340.1 340.2 294.4 340.3 0.03 19 191 12058 -60.1 -66.1 45 6.0 -60.2 203 87 342.1 342.1 294.8 342.2 0.03 20 154 13429 -51.7 -59.7 38 8.0 -52.0 218 47 378.1 378.2 302.0 378.5 0.08 21 150 13600 -51.7 -59.7 38 8.0 -52.0 220 42 381.0 381.0 302.5 381.4 0.08 22 112 15493 -52.1 -64.1 22 12.0 -52.6 220 24 413.4 413.5 307.0 413.8 0.06 23 100 16220 -56.3 -68.3 21 12.0 -56.7 220 17 418.9 419.0 307.6 419.2 0.04 24 95 16543 -57.1 -69.1 20 12.0 -57.5 225 17 423.6 423.6 308.2 423.8 0.04 25 95 16543 -55.9 -68.9 18 13.0 -56.3 225 17 425.9 425.9 308.4 426.1 0.04 26 70 18480 -54.9 -67.9 19 13.0 -55.5 255 17 466.9 467.0 312.4 467.3 0.06 27 62 19262 -52.3 -65.3 19 13.0 -53.2 248 16 489.2 489.2 314.2 489.8 0.09 28 50 20650 -54.1 -67.1 19 13.0 -55.0 235 13 516.0 516.0 316.1 516.6 0.09 29 47 21048 -53.3 -66.3 19 13.0 -54.4 527.1 527.2 316.8 527.8 0.11 TRP 205 11616 -60.1 -66.1 45 6.0 -60.2 200 101 335.2 335.2 293.2 335.3 0.03 WND 207 11555 -59.8 -65.8 45 6.0 -59.9 200 103 334.7 334.8 293.0 334.9 0.03 Sounding variables and indices 1000-500 mb thick: 5465.00 m Freezing level: 764.94 mb = 2215.31 m = 7267.97 ft Wetbulb zero: 836.09 mb = 1497.78 m = 4913.91 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 77.56 % Est. max temperature: 14.57 C = 58.22 F Sfc-Lift cond lev (LCL): 986.05 mb = 151.45 m = 496.86 ft T: 9.35 C 700-500 lapse rate: 5.42 C/km ThetaE index: 5.36 C Layer 945.0- 925.0 mb Conv cond level (CCL): 898.34 mb = 915.61 m = 3003.93 ft Mean mixing ratio: 5.69 g/kg Conv temperature: 12.00 C = 53.59 F Cap Strength: 4.94 C Lifted Index: 10.45 C Risk: None Lifted Index @300 mb: 20.75 C Lifted Index @700 mb: 4.94 C Showalter Index: 10.45 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 17.60 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 78.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.88 J/kg Max Up Vert Vel: 4.45 m/s Conv Inhibition (B-): 31654.37 J/kg Cap Strength: 10.17 C Lift Cond Lev (LCL): 917.27 mb = 746.19 m = 2448.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 221 at 31 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 ---------------------------------------------------------- 0 992 102 160 1 -0.3 0.9 | 42 30 -20.3 -22.3 1 925 678 185 11 1.0 11.0 | 57 23 -19.0 -12.3 2 850 1365 210 11 5.5 9.5 | 46 20 -14.5 -13.7 3 700 2917 185 56 4.9 55.8 | 155 36 -15.1 32.5 4 500 5500 195 56 14.5 54.1 | 170 31 -5.5 30.8 5 400 7130 195 66 17.1 63.8 | 176 41 -2.9 40.5 6 300 9150 180 79 0.0 79.0 | 160 59 -20.0 55.7 7 250 10360 185 89 7.8 88.7 | 169 67 -12.2 65.4 8 207 11555 200 103 35.2 96.8 | 192 75 15.3 73.5 9 205 11616 200 101 34.5 94.9 | 192 73 14.6 71.7 10 200 11770 200 95 32.5 89.3 | 191 67 12.5 66.0 11 150 13600 220 42 27.0 32.2 | 218 11 7.0 8.9 12 100 16220 220 17 10.9 13.0 | 41 14 -9.0 -10.2 13 70 18480 255 17 16.4 4.4 | 11 19 -3.5 -18.9 14 50 20650 235 13 10.6 7.5 | 31 18 -9.3 -15.8 Wind Parameters Mean winds (0-6000m): 190.6 at 40.9 knts Storm direction: 220.6 at 30.7 knts Shear (0-3000m) pos: 2.9 neg: 6.8 tot: 9.8 10-3/s Storm rel Dir Shear (0-3000m): 113.8 deg Storm rel helicity (0-3000m) pos: 152.3 neg: -18.7 tot: 133.6 m^2/s^2 ave: 44.5 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 167.76 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 ------------------------------------------------------------------------------- 500 183 5 48 27| 9.0 0.0 9.0| 45.6 0.0 45.6 91.3 0.70| 9.2 6.4 1000 189 8 51 24| 5.3 0.0 5.3| 49.2 -11.9 37.3 37.3 0.36| 6.8 2.4 1500 196 10 51 22| 5.9 0.0 5.9| 63.1 -18.7 44.4 29.6 0.31| 7.4 2.3 2000 198 13 57 19| 4.4 3.8 8.2|103.5 -18.7 84.7 42.4 0.55| 9.4 5.2 2500 194 19 72 16| 3.5 6.2 9.7|137.3 -18.7 118.6 47.4 0.53| 10.7 5.7 3000 189 24 93 16| 2.9 6.8 9.8|152.3 -18.7 133.6 44.5 0.47| 10.8 5.1 4000 188 32 119 17| 2.4 5.1 7.5|182.6 -18.7 163.9 41.0 0.49| 8.6 4.2 5000 189 37 134 19| 2.2 4.1 6.2|211.9 -18.7 193.2 38.6 0.51| 7.2 3.7 6000 191 41 144 21| 1.9 3.7 5.6|236.2 -18.7 217.5 36.3 0.52| 6.5 3.3 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250502.00.gif