PSNI Chief Superintendent Stephen Cargin said he believes Pc Philippa Reynolds would have died instantly due to the force of the crash.
Ms Reynolds is believed to have been sitting in the rear driver's side seat when the unmarked police car was hit side on.
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Former Chancellor Lord Geoffrey Howe was Margaret Thatcher's longest-serving Cabinet minister, also taking on the role of Foreign Secretary.
Lord Geoffrey Howe is known by many for his resignation speech which was seen as the catalyst which destroyed Margaret Thatcher.
This week daytime temperatures reached 19C. Next week we are expecting 13C by day and close to freezing at night.