Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
96 mi (155 km)
Bearing
116.0°
Terrain
BLOCKED
Propagation
70/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
163.9
dB
Gaseous (O₂+H₂O)
5.3
dB
Diffraction loss
123.7
dB
TOTAL PATH LOSS
292.9
dB
Gas rate: 0.0340 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 7.0 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-292.9
dB
RX Ant Gain
30.0
dBi
RX Power
-214.9
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-74.9
dB
Path Weather Avg
Temperature
80.0°F
26.7°C
Dewpoint
43.8°F
6.5°C
T/Td Gap
36.2°F
Abs Humidity
7.0 g/m³
Pressure
976.9 mb
PWAT
14.2 mm
BL Depth
2261.8 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
88
PWAT
80
Humidity
58
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 33.7, -98.1 | 27.2°C | 4.5°C | 982.8 mb | 2334.2 m | 12.2 mm | ||
| 13% | 33.7, -97.9 | 26.4°C | 5.1°C | 979.0 mb | 2249.9 m | 12.3 mm | ||
| 25% | 33.6, -97.7 | 25.6°C | 6.7°C | 976.9 mb | 2274.3 m | 13.2 mm | ||
| 38% | 33.5, -97.6 | 25.4°C | 7.3°C | 982.6 mb | 2056.9 m | 12.5 mm | ||
| Midpoint | 33.4, -97.4 | 24.7°C | 9.8°C | 983.6 mb | 2071.5 m | 15.0 mm | ||
| 63% | 33.4, -97.2 | 27.3°C | 7.0°C | 993.0 mb | 2235.5 m | 14.1 mm | ||
| 75% | 33.3, -97.0 | 27.0°C | 6.4°C | 994.5 mb | 2280.0 m | 15.1 mm | ||
| 88% | 33.2, -96.8 | 28.1°C | 5.7°C | 991.9 mb | 2354.5 m | 15.8 mm | ||
| Destination | 33.1, -96.6 | 28.4°C | 6.3°C | 993.9 mb | 2499.5 m | 17.5 mm |
Midpoint vertical profile
18-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
73
at 10:00 UTC
Worst:
63
at 12:00 UTC