Storm Station

At a tide gauge

DCP network, identified by the register

Identifier
NDBC-LPNM4
Latitude
45.06300 N
Longitude
83.42900 W
Elevation
-
Rank
974of 976 in Michigan, Oct 11
Observed
10:30 PMEDT, 57 minutes ago
Air temperature
63.1F
Dew point
53.5F
Relative humidity
71%
Wind
10mph
Gust
14mph
Wind direction
190°

Ranking Statistics

At a tide gauge

Drawn as the kind of place it stands at. 16 instruments in Michigan stand at one.

Station report

Alpena, in 2 sheets

Drawn from the register, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The sun

Contents

On Oct 11 the noon sun stands 38 degrees above the horizon at 45.06 N, and the day is 11 h 02 min long. Level ground there takes 61 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Alpena, angles true: on Oct 11 it stands 38 degrees above the horizon, against 68 at the June solstice, 45 at the equinoxes and 21 at the December solstice; the day is 11 h 02 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NDBC-LPNM4FIG. E THE SUN AT ALPENAELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 68°EQUINOXES 45°DECEMBER SOLSTICE 21°OCT 11, 38°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 02 MINLEVEL GROUND TAKES 61 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 45.06 N; THE SUN'S DECLINATION -7.2°TITLEAlpena, the sunSTATION REPORT · DCP NDBC-LPNM4TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 1 of 2DATE2026-10-11IDSR-NDBCLPNM4-1DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

2The instrument

Contents

A data collection platform. Its sensors, as its network builds them.

Elevation of a data collection platform, Alpena, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NDBC-LPNM4FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE-PRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEAlpena, the instrumentSTATION REPORT · DCP NDBC-LPNM4TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 2 of 2DATE2026-10-11IDSR-NDBCLPNM4-2DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

What this instrument measures for

1 place reads it as one of the nearest to it.

Near Alpena